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Results 61 to 90 of 185:

Risk analysis and seroprevalence of bovine ephemeral fever virus in Punjab, PakistanOriginal Paper

S Nadeem, R Aslam, S Rahman, M Kasib Khan

Vet Med - Czech, 2024, 69(3):67-76 | DOI: 10.17221/95/2023-VETMED

Bovine ephemeral fever (BEF) is a vector-borne viral disease caused by the RNA virus which belongs to the genus Ephemerovirus and the family Rhabdoviridae. To evaluate the effect of the risk factors like the breed of cattle and buffaloes, age, sex, lactation, housing and region on the bovine ephemeral fever virus (BEFV) prevalence, ELISA and virus neutralisation (VN) tests (n = 600) were performed for the BEFV prevalence. The seroprevalence in cattle was 45.6% and 42% by ELISA and VN, respectively (P = 0.001). The breed-wise seropositive ratio was (55–64%) in cattle and (22.5–18.3%) in buffaloes by VN and ELISA. The sex-wise prevalence was (40–49.4%) in females and (35.8–46%) in males by VN and ELISA in cattle and a similar prevalence was reported in buffaloes. The age-wise prevalence in bovines by ELISA was 5.33, 22.66 and 17.66% in the age group < 1 year, 1–3 years and > 3 years, respectively. The disease prevalence was higher in the age group of 1–3 years. The prevalence was higher during the 3rd lactation in bovines. The region-wise prevalence was higher in the 07 districts while lower (18–21%) in Rawalpindi District by VN and ELISA, respectively (P = 0.001). Commercial dairy farms of cattle showed a higher disease prevalence (52% and 44%) than non-commercial farms (38% and 36%) by ELISA and VN, respectively (P = 0.227). Exotic cows showed higher disease prevalence (76.67% and 70%) by ELISA and VN. The mortality in bovines was 5% (7.7% and 2.3%) in the cattle and buffaloes. The case fatality of BEFV in bovines was 12.25%. There was a significant effect of the risk factors like the breed, age, sex, lactation, housing and region on the BEFV prevalence. This is the first comprehensive study of BEFV in Pakistan.

Evaluating the indicators of a heart rate variability analysis in dogs using Poincaré plotsOriginal Paper

T Kimura, S Shimamura, H Sakaya, T Hayashi, A Umemoto, K Sakai, M Yamasaki, T Hasegawa, T Shimada

Vet Med - Czech, 2024, 69(2):42-51 | DOI: 10.17221/49/2023-VETMED

Heart rate variability analyses using Poincaré plots can be useful for evaluating the autonomic nervous system function. However, the interpretation of the quantitative indicators of Poincaré plots remains controversial. Thus, few studies have verified the effectiveness of the quantitative indicators in veterinary medicine. This study aimed to verify the reliability of Poincaré plot indicators using pharmacological models in dogs. Four healthy beagles were used in this study. Each dog was treated with propranolol, atropine, and propranolol–atropine to block the sympathetic, parasympathetic, and sympathetic–parasympathetic functions, respectively. The quantitative indicators of the Poincaré plots were calculated based on data from 300 electrocardiogram beats collected before and after the administration of each drug and statistically analysed. The quantitative indicators of the Poincaré plots, such as the standard deviation perpendicular to the major axis (SD1), standard deviation along the major axis (SD2), and SD1 × SD2, significantly decreased after the drug administration in both the parasympathetic and sympathetic–parasympathetic blockade models. However, no significant differences were observed in SD1/SD2 between the groups. The Poincaré plots reflected the changes in the autonomic nervous system of dogs. In dogs, SD1, SD2, and SD1 × SD2 can detect a state in which parasympathetic nerve activity is suppressed.

Pharmacokinetics of praziquantel and its metabolites in grass carp (Ctenopharyngodon idella) following the oral administration of a single bolusOriginal Paper

R Dobsikova, J Blahova, P Marsalek, V Doubkova, E Zuskova, J Velisek

Vet Med - Czech, 2024, 69(2):52-60 | DOI: 10.17221/109/2023-VETMED

The study aimed to evaluate and compare the routes and rates of the depletion of the antiparasitic praziquantel (PZQ), a derivative of pyrazinoisoquinoline, following its oral administration in grass carp (Ctenopharyngodon idella). We focused on the depletion of PZQ and its major metabolites – cis-hydroxy praziquantel (CPZQ) and trans-hydroxy praziquantel (TPZQ), in water, the plasma, hepatopancreas, kidney, muscle, and skin, following a single oral administration of PZQ in a concentration of 50 mg/kg. Fish were sampled before the drug administration and then eight times in the course of the 30-day-long experiment. Our results indicate the rapid absorption and elimination of PZQ and its metabolites in all the analysed matrices. The most PZQ-burdened tissue was the hepatopancreas, the gill and the skin. In all the samples, the concentration of the drug and its metabolites consistently declined over time. The residue of the parent compound was detected for the longest time in all the tissues. During the study, a significant (P < 0.01) correlation was found within the concentration of PZQ, CPZQ, and TPZQ in the water and all the biological matrices. It was also found that the PZQ residue was not detected below the maximum residue levels (i.e., 20 µg/kg) until 16 days after exposure in the muscle and skin.

Transitional, fused and/or supernumerary vertebrae in the lumbosacrocaudal region of the spine – A reality in many domestic mammalsOriginal Paper

C Toader Covasa

Vet Med - Czech, 2024, 69(5):156-168 | DOI: 10.17221/102/2023-VETMED

The aim of this study was to identify the presence of transitional lumbosacral and sacrocaudal vertebrae in domestic mammals, to realise a comparative analysis of the localisation and conformation of this abnormal condition. The research included the following species: cattle – 29 specimens, sheep – 32 specimens, horse – 31 specimens, pig – 26 specimens, rabbit – 33 specimens, dog – 89 specimens and cat – 57 specimens. The spine of the animals was analysed post-mortem or radiologically. The investigations revealed the presence of transitional vertebrae as follows: in cattle – 3 cases (8.7%), all being about the lumbarisation of the first sacral vertebra (S1); in sheep – 3 cases (9.37%), two lumbarisation cases of S1 and one caudalisation of S4 (the last sacral vertebra); in horses – 4 cases (12.9%), all about the sacralisation of Cd1 (first caudal vertebra); in pigs – 3 cases (11.53%), two lumbarisation cases of S1 and one sacralisation of Cd1; in rabbits – 3 cases (9.09%), a lumbar supernumerary vertebra (L8) and two cases of caudalisation of S4; in dogs – 4 cases (4.49%), a lumbar supernumerary vertebra (L8) and 3 cases of sacralisation of the last lumbar vertebra (L7 or L8); in cats – 3 cases (5.26%), two sacralisation cases of the last lumbar vertebra and one case of caudalisation of the last sacral vertebra (S3). A strong lumbarisation process was observed in ruminants (especially in cattle), then in pigs, the sacralisation being prevalent in carnivores. The sacrocaudal transitional vertebra was predominant in horses. No evident influence of the sex and age of the animals was observed.

Accuracy and reliability of tibial torsion measurement using radiography and ultrasound in dogsOriginal Paper

M Jeong, K Kwack, J Kim, Y Yu, S Heo

Vet Med - Czech, 2024, 69(12):427-436 | DOI: 10.17221/50/2024-VETMED

Tibial torsion assessment is crucial for understanding deformities and malalignments that can lead to joint pathologies in dogs. Different methods such as radiography, computed tomography (CT), and three-dimensional (3D) volume-rendering techniques have been employed to measure tibial torsion. This study compared the accuracy and reliability of tibial torsion angle (TTa) measurements obtained using radiography and ultrasound tilting techniques against those obtained using the 3D volume-rendering method in small-to-medium-sized non-chondrodystrophic dogs. Seven dogs with 11 hind limbs were included in this study. Descriptive statistics revealed mean TTa values for radiography (1.6° ± 5.14°), ultrasound (2.92° ± 3.98°), CT (4.57° ± 3.44°), and 3D volume-rendering method (5.29° ± 3.30°). Intraclass correlation coefficient (ICC) analysis indicated excellent intra- and interobserver agreement between the radiography and ultrasound methods. Correlation analysis showed positive correlations between all the methods. These findings demonstrate that radiography and the ultrasound tilting technique are reliable alternatives for measuring TTa. Although slightly lower ICC values were observed than those of the 3D volume-rendering technique, the radiography and ultrasound methods still exhibited good to excellent reliability, suggesting that these alternative methods could be effective diagnostic tools for assessing TTa in clinical settings with high accuracy and reliability.

A natural approach to combating antibiotic-resistant pathogens in livestock: Hibiscus sabdariffa-derived hibiscus acid as a promising solutionOriginal Paper

E Rangel-Vargas, CA Gomez-Aldapa, RN Falfan-Cortes, FA Guzman-Ortiz, JC Rosas

Vet Med - Czech, 2024, 69(6):207-216 | DOI: 10.17221/105/2023-VETMED

We examined the antibacterial efficacy of streptomycin, hibiscus acid, and their combination against multidrug-resistant Shiga-toxin-producing Escherichia coli (STEC) and Salmonella Typhimurium in mice. We determined the minimum inhibitory concentration (MIC) and minimum bactericidal concentration (MBC) for streptomycin, hibiscus acid, and their combination against STEC and Salmonella. Fifteen sets of six mice in each set were utilised: six groups were orally exposed to 4 log10 colony forming units (CFUs) of S. Typhimurium and another six to STEC, and three acted as the controls. Six hours post-inoculation, specific groups of mice received either oral solutions containing hibiscus acid at 5 and 7 mg/ml; streptomycin at 50 and 450 µg/ml; hibiscus acid/streptomycin (5 mg/ml hibiscus acid and 50 µg/ml streptomycin); or isotonic saline. The study determined the MIC and MBC of 7 mg/ml of hibiscus acid; 300 and 450 µg/ml of streptomycin; and two concentrations of hibiscus/streptomycin (3 mg/ml / 20 µg/ml and 5 mg/ml / 50 µg/ml). Interestingly, the mice that were infected and subsequently treated with hibiscus acid at 7 mg/ml alone or in conjunction with streptomycin did not have either STEC or Salmonella in their faecal samples, and none of the mice died. In contrast, the untreated mice and those exclusively treated with streptomycin had the pathogens present in their stool, leading to the mortality of all the subjects.

Non-surgical pain management for hip joint disease in veterinary medicineReview

J Toholova, S Hornak, M Kuricova

Vet Med - Czech, 2024, 69(8):261-272 | DOI: 10.17221/19/2024-VETMED

The most common orthopaedic developmental disease in dogs is hip dysplasia. This condition results in coxofemoral laxity due to incongruity and lack of stabilisation of the joint by the soft tissues. Currently, there is no therapeutic plan to correct hip dysplasia without surgical intervention at a very early age. The goal of the non-surgical treatment is to relieve pain and stiffness and to increase the muscle strength, usually through hydrotherapy and the beneficial physical properties of water. Recently, there has been growing interest in regenerative medicine, which involves the use of mesenchymal stem cells (MSCs) and their products to alleviate the characteristic clinical symptoms of osteoarthritis (OA). In vivo studies with canine MSCs have shown that an intra-articular injection of MSCs into cartilage lesions leads to the excellent regeneration of the hyaline cartilage. Regenerative medicine has undergone rapid development in recent years thanks to new therapies based on the application and combination of innovative biomaterials. One of the first known regenerative methods to be used in clinical practice was platelet-rich plasma (PRP). This review summarises the use and potential of MSCs and PRP, including their in vitro properties, their therapeutic effects in the treatment of cartilage lesions in preclinical in vivo studies, their clinical efficacy in the treatment of naturally occurring OA in dogs, and the current limitations of the studies.

A serological survey of wild boar in Serbia for Mycoplasma hyopneumoniae and Actinobacillus pleuropneumoniaeOriginal Paper

M Ninkovic, J Maksimovic Zoric, D Vojinovic, L Veljovic, N Jezdimirovic, J Kureljusic, J Zutic

Vet Med - Czech, 2024, 69(12):413-419 | DOI: 10.17221/64/2024-VETMED

Mycoplasma hyopneumoniae and Actinobacillus pleuropneumoniae are causative agents of the porcine respiratory disease complex. However, information on the prevalence of these pathogens in wild boars is scarce. This study aimed to investigate the presence of antibodies to Mycoplasma hyopneumoniae and Actinobacillus pleuropneumoniae in wild boars in Serbia. In this study 253 serum samples from wild boars were tested for antibodies to Mycoplasma hyopneumoniae and Actinobacillus pleuropneumonia using the ELISA assay. The overall seroprevalence rates of Mycoplasma hyopneumoniae and Actinobacillus pleuropneumoniae were 4.2% and 56.9%, respectively. Antibodies to both pathogens were detected in 20 sera samples (7.9%). The prevalence of wild boars that were seropositive for Mycoplasma hyopneumoniae differed with age and ranged from 10.7% to 33.3%, and for Actinobacillus pleuropneumoniae, it ranged from 51.8% to 83.3%. Wild boars are hard to control and are considered a high-risk infection source for outdoor and backyard pigs and eventually for commercial indoor farms as well. Thus, the result of this first serosurvey in Serbia should raise awareness of the importance of wild boars as potential reservoirs of bacterial pathogens such as Mycoplasma hyopneumoniae and Actinobacillus pleuropneumoniae. Our data revealed the circulation of both pathogens in wild boars in Serbia, drawing attention to the potential health risk they present for domestic swine health.

Isolation of aerobic bacteria from surgical site infections following orthopaedic operations in cats and dogsOriginal Paper

A Gulaydin, O Gulaydin, MB Akgul

Vet Med - Czech, 2024, 69(7):243-253 | DOI: 10.17221/26/2024-VETMED

Surgical site infections (SSIs) cause significant complications in the postoperative period in veterinary surgeries. Determining the aetiology of infections is crucial for increasing treatment success rates. This study aims to assess treatment processes by identifying the bacterial agents responsible for infections occurring in cats and dogs after orthopaedic operations and to determine the antimicrobial resistance profiles of these agents. Strains isolated from SSIs were retrospectively analysed in patients brought to the Surgical Clinic of Siirt University Animal Health Application and Research Hospital between 2021 and 2023. The isolates were identified using MALDI-TOF MS. The disc diffusion method was applied to determine the antimicrobial susceptibility of the isolates. A high isolation rate was detected in methicillin-resistant Staphylococcus pseudintermedius and extended-spectrum beta-lactamase (ESBL) producing Enterobacteriaceae. According to the antimicrobial susceptibility results, cephalosporin treatment was continued in only one of the cases in which prophylactic treatment with cephalosporin group antibiotics was applied. Consequently, this study revealed that preoperative prophylactic antibiotic administration may not be sufficient in preventing surgical site infections. Diagnosis of aetiological agents and evaluation of antimicrobial susceptibility are essential in preventing surgical site infections and determining effective treatment options.

Probiotic bacteria of wild boar origin intended for piglets – An in vitro studyOriginal Paper

I Kostovova, K Kavanova, M Moravkova, J Gebauer, L Leva, M Vícenova, V Babak, M Faldyna, M Crhanova

Vet Med - Czech, 2024, 69(8):281-296 | DOI: 10.17221/35/2024-VETMED

Using probiotics represents a potential solution to post-weaning diarrheal diseases in piglets on commercial farms. The gastrointestinal tract of wild boars serves as a promising reservoir of novel lactic acid bacteria with suitable probiotic characteristics. In this study, we isolated eight bacterial strains from the intestinal content of wild boars identified as representatives of the species Bifidobacterium apri, Lactobacillus amylovorus, and Ligilactobacillus salivarius. These isolates underwent in vitro analysis and characterisation to assess their biological safety and probiotic properties. Analysis of their full genome sequences revealed the absence of horizontally transferrable genes for antibiotic resistance. However, seven out of eight isolates harboured genes encoding various types of bacteriocins in their genomes, and bacteriocin production was further confirmed by mass spectrometry analysis. Most of the tested strains demonstrated the ability to inhibit the growth of selected pathogenic bacteria, produce exopolysaccharides, and stimulate the expression of interleukin-10 in porcine macrophages. These characteristics deem the isolates characterised in this study as potential candidates for use as probiotics for piglets during the post-weaning period.

Therapeutic potential of cannabis for surgical wound healing in ratsOriginal Paper

GD Akarsu, R Hobek Akarsu

Vet Med - Czech, 2024, 69(8):297-306 | DOI: 10.17221/21/2024-VETMED

This study was conducted to evaluate the wound-healing activities of a Cannabis sativa L. plant extract and cannabidiol on incision wounds. An incision was created and sutured in rats under anaesthesia. Routine wound care procedures were applied for 10 days, followed by histological wound examinations. The cellular bioactivities of the hemp extract and CBD were assessed for MCP-1, EGF, BFGF, IL-8, and COL-1 using ELISA on the rat skin wound healing activity. A one-way ANOVA was used for the data analysis. The EGF values in the plasma were similar in the povidone-iodine, hemp seed oil, and hemp essential oil groups (P > 0.05). However, the EGF levels were lower in the CBD group compared to the other groups (P < 0.001, P < 0.005). The MCP-1 values in the hemp seed oil, hemp essential oil, and CBD were similar (P > 0.05), whereas povidone iodine exhibited lower MCP-1 levels compared to the other groups (P < 0.001, P < 0.005). It was determined that the plasma BFGF, IL-8, and COL 1 values of the groups were similar (P > 0.05). To our knowledge, this study is the first to evaluate the effects of CBD, seed oil, and hemp leaf extract on incision wound healing. It demonstrates that hemp extract holds greater potential benefits for wound healing compared to CBD.

Molecular detection of Enterobacter hormaechei in bovine respiratory diseaseOriginal Paper

HAJ Gharban

Vet Med - Czech, 2024, 69(12):403-412 | DOI: 10.17221/54/2024-VETMED

Bovine respiratory disease (BRD) develops from complex interactions among environmental, host and pathogenic factors. This study aimed to phenotypically identify Enterobacter hormaechei isolated from cattle with BRD and assess antimicrobial susceptibility and determining the molecular phylogeny of local E. hormaechei strains. Between November 2023 and March 2024, nasal swabs were collected from 93 cattle with BRD, before culturing for phenotypic analysis, and performing the polymerase chain reaction (PCR) for molecular characterisation. Of the 93 samples evaluated, 15.79% and 24.56% tested positive for E. hormaechei isolates on culture and PCR, respectively. The local isolates exhibited high resistance to amoxicillin, ampicillin, amikacin, nalidixic acid and ceftazidime; high susceptibility to azithromycin, levofloxacin, gentamicin, ofloxacin, cefepime, ceftriaxone, cefotaxime, nitrofurantoin, ceftazidime and ciprofloxacin; and moderate susceptibility to ciprofloxacin, colistin, imipenem and meropenem. Multiple sequence alignment, phylogenetic tree analysis and homology sequence identification, showed that the five positive isolates were similar to the reference isolate. To the best of our knowledge, this is the first time that E. hormaechei has been isolated in cattle with BRD in Iraq. Because phenotype-based assays show limited accuracy to identify species, we recommend molecular and phylogenetic analysis be included in all similar studies in the future.

The beauty of the beast: Suggestions to curb the excesses of dog breeding and restore animal welfare – Invited reviewReview

C Diederich

Vet Med - Czech, 2024, 69(11):369-380 | DOI: 10.17221/62/2024-VETMED


Dog. Specifically created to save its master’s life. – (The dog is the ideal) Friend of man, (because it is his devoted slave) (source: Gustave Flaubert, Dictionnaire des Idées Reçues). But is man the best friend of the dog? This question is legitimate when we consider living situations to which modern domestic dogs are exposed. They often do not satisfy basic animal needs. In this narrative review, the author revisits the history of the dog’s presence alongside humans, in the light of current knowledge. The modern dog (breed standards and their interests in canine research) and its breeding strategy, including extreme breeding, will then be given particular attention. Dysfunctional human psychological processes will be explored to make it possible to grasp why the breeding of the modern dog is undergoing such a transformation. Finally, based on these factual and conceptual insights, suggestions to improve canine welfare will be proposed. To be effective, all these must be assessed against real-world conditions.

Assessment of the accuracy of patient-specific drilling guides for cervical (C5–C6) and lumbar (L4–L5) vertebrae in catsOriginal Paper

RC Costa, GG Moraes, RG Ferreira, RB Neto, M Nobile, TASS Rocha, LP Barros, BW Minto, LGGG Dias

Vet Med - Czech, 2025, 70(1):11-19 | DOI: 10.17221/73/2024-VETMED


Ten sets of vertebral biomodels and the corresponding drilling guides were created to evaluate the implantation accuracy in the cervical (C5–C6) and lumbar (L4–L5) vertebrae of cats. Smooth pins were implanted using the guides on the right side of five randomly assigned biomodel sets and on the left side of the remaining sets, with the contralateral side undergoing freehand implantation. Subsequently, a new tomographic study was conducted to measure the implantation angles. The pre-implantation angles were compared with the post-implantation angles between the techniques and among the sets. The guide-assisted implantation exhibited a lower dispersion compared to the freehand technique, with coefficients of variation of –1.95 and 48.9 in the cervical vertebrae and 1.98 and 9.39 in the lumbar vertebrae, respectively. However, no statistical difference was observed between the pre- and post-implantation angles, nor when comparing the vertebral segments (P > 0.05). Under the study conditions, the use of the guide failed to result in more accurate implantations in the C5–C6 and L4–L5 vertebral biomodels of cats.

Prevalence, current status, and prevention of dental extractions in dogs: A retrospective studyOriginal Paper

K Han, Z Piao, C Park, MM Rahman, N Kim

Vet Med - Czech, 2025, 70(1):1-10 | DOI: 10.17221/40/2024-VETMED


Dental health has historically received little attention in veterinary medicine, but is becoming more common. This study aimed to report the prevalence of dental extractions in dogs in Seoul, Republic of Korea, describe the current status of dental health and determine any preventive methods. In total, 166 dogs participated in the study, presented to the veterinary hospital with an oral disorder or for a routine check-up were included in the study. Teeth were extracted from 130 dogs (78.32%). A single tooth was extracted from 18 dogs (13.85%), whereas multiple teeth (2–29 teeth) were extracted from 112 dogs (86.15%). Ten teeth were extracted in 31 dogs (27.67%). In descending order, the most extracted teeth were PM2, PM3, PM4, and PM1. The age at the first dental check-up, the average interval between dental check-ups, and the average interval between the previous two dental check-ups in the extraction group were significantly greater than those in the non-extraction group. In contrast, the number of dental check-ups was significantly lower. In conclusion, this study suggests regular dental check-ups to prevent dental extractions. The data provide useful information for veterinary dental health management and the prevention of tooth extractions.

Cryptosporidium parvum screening in young calves with diarrhoea in Sulaymaniyah Governorate, IraqOriginal Paper

S Abdulqader, A Kaya, H Marif, B Ali, D Ismaeel

Vet Med - Czech, 2025, 70(2):45-53 | DOI: 10.17221/60/2024-VETMED


The parasitic protozoan Cryptosporidium parvum causes cryptosporidiosis in young calves, leading to diarrhoea and financial losses in the farming industry. This study aimed to examine the occurrence of C. parvum in preweaning calves suffering from diarrhoea in Sulaymaniyah, Iraq, using both enzyme-linked immunosorbent assay (ELISA) and polymerase chain reaction (PCR) methods. Faecal samples were obtained from 80 young calves categorised into various groups according to age, breed, sex, and geographic origin. Notably, a greater occurrence of C. parvum infection was observed in female calves, those in the 5–30 days age group, and those of the Friesian breed. Furthermore, the highest infection rate was reported in the Zarayan region. A strong correlation was observed between the ELISA and PCR findings. The molecular analysis detected both C. parvum and C. ryanae, with C. ryanae documented for the first time in Iraq. C. parvum infection considerably affects physiological indicators, particularly in younger calves, including body temperature, heart rate, and respiratory rate. PCR positivity in our study was substantially correlated with dehydration. Overall, this study highlights the need for prompt identification and intervention for the management of C. parvum infections in young calves.

Effectiveness of glycerin-oxalic acid strips and essential oils in controlling Varroa destructor in honeybeeOriginal Paper

PR Hristov, IS Hristakov, AZ Atanasov, PA Zhelyazkov

Vet Med - Czech, 2025, 70(3):101-109 | DOI: 10.17221/94/2024-VETMED

The decline in the bee colony strength due to high levels of Varroa destructor infestations necessitates the development of new control methods. This study evaluates the effectiveness of glycerin-oxalic acid strips and essential oils in managing Varroa destructor. The experiment was conducted in 2022 at the experimental apiary in Debelec, part of the Institute of Animal Husbandry in Kostinbrod. Six experimental groups, each treated with a different preparation, were compared to a control group of untreated colonies. Treatments included Beevital Hiveclean (20 ml per colony), Varro Red (2 ml per frame), ammonium nitrate strips (1.3 mm), glycerin-oxalic acid strips (1.3 mm), and glycerin-oxalic acid strips of paper-cellulose (2.3 mm) or cellulose-cotton (2.3 mm). The control group remained untreated. The glycerin-oxalic acid strips made of cellulose and cotton (2.3 mm) showed the highest efficacy, reducing the mite infestation by 17.79% compared to the control. The glycerin-oxalic acid strips of paper-cellulose (2.3 mm) were also effective, achieving a 17.05% reduction in mite levels. These results provide valuable insights for beekeepers seeking alternative and sustainable methods for controlling Varroa destructor infestations.

Effects of praziquantel on early life stages of Grass carp, Ctenopharyngodon idellaOriginal Paper

J Velisek, A Strouhova, M Sandova, E Zuskova, P Dvorak, A Stara

Vet Med - Czech, 2025, 70(3):93-100 | DOI: 10.17221/85/2024-VETMED

This study aimed to assess the toxicity of the anthelmintic drug praziquantel in the early life stages of grass carp (Ctenopharyngodon idella). The toxicity was evaluated based on mortality, early ontogeny development, growth, oxidative stress biomarkers, antioxidant enzymes and histopathology. Praziquantel at all tested concentrations (1, 2, 4 and 6 mg/l) showed no significant adverse effects on the hatching of grass carp. Concentrations of 2, 4 and 6 mg/l praziquantel caused significantly (P < 0.01) higher mortality and slower growth compared with controls. Praziquantel at concentrations (4 and 6 mg/l) showed a significant (P < 0.01) delay of early ontogeny of grass carp. Concentration of 2 mg/l praziquantel caused significantly (P < 0.01) higher GST activity than controls. Among the groups, no histological changes were detected in tissues. For the early life of grass carp, praziquantel is safe at concentrations ≤1 mg/l.

Cor triatriatum sinister with partial atrioventricular septal defect in a catCase Report

W Go, W Park, G Hwang, S An, HC Lee, TS Hwang

Vet Med - Czech, 2025, 70(3):110-115 | DOI: 10.17221/91/2024-VETMED

A 6-year-old female neutered Turkish Angora cat was referred due to tachypnoea. The patient was diagnosed with cardiomegaly at a local hospital during a health screening two years ago. Tachypnoea occurred one year ago. On physical examination, the patient presented with a respiratory rate of 72 breaths per minute and a systolic blood pressure of 70 mmHg. Thoracic radiographs revealed severe cardiomegaly, left atrium (LA) enlargement, right atrium (RA) enlargement, right ventricular enlargement, and dilation of pulmonary arteries and veins. An alveolar pattern was identified in the right and left cranial lung lobes. Echocardiography revealed a membrane that divided the LA into two chambers, a defect in the lower atrial septum, and elongation of anterior or posterior tricuspid valves (TV). However, septal TV was not observed. During systole, blood flow from LA to RA was confirmed through a defect in the atrial septum. During diastole, blood flow from LA to left ventricular was confirmed. These findings suggest cor triatriatum sinister (CTS) with partial atrioventricular septal defect (AVSD). This report describes echocardiographic diagnosis of CTS with partial AVSD in a cat.

Prevalence of subclinical mastitis, related risk factors, and antimicrobial susceptibility of bacteria isolated from the milk of dairy cows in KosovoOriginal Paper

N Mazreku, D Sylejmani, A Robaj

Vet Med - Czech, 2025, 70(4):117-123 | DOI: 10.17221/102/2024-VETMED


The purpose of this study was to determine the prevalence and risk factors associated with subclinical mastitis, as well as the antimicrobial susceptibility of bacteria isolated from the milk of dairy cows in the Republic of Kosovo. The study involved 242 lactating cows from 16 farms. Data were collected through questionnaire interviews, the California mastitis test (CMT), and microbiological analysis. For the detection and identification of bacteria, conventional methods and biochemical tests were used. The disc diffusion method was used to test the susceptibility of isolated bacteria. The prevalence of subclinical mastitis (SCM) at quarter and cow level was 22.3% and 10.5%, respectively. Factors including breed, age, parity, milk production, and lactation stage were significantly correlated with the occurrence of subclinical mastitis in cows (P < 0.05). Major bacterial isolates were Staphylococcus aureus (34%), coagulase-negative staphylococci (CNS, 21.3%), Escherichia coli (18.1%), Streptococcus uberis (14.9%), and Streptococcus agalactiae (4.3%). All bacterial isolates showed high susceptibility to gentamicin, tetracycline, amoxicillin/clavulanic acid, and sulfamethoxazole/trimethoprim and low susceptibility to penicillin and streptomycin.

Allogeneic adipose MSCs and autologous PRP for chronic non-healing wound in a catCase Report

N Suwan, S Jenjittikul, R Tiratrakoonseree, C Jiradanaipat, S Teerawongsuwan, Wi Phathomrapeepong, W Phanwanich, R Rungsiwiwut

Vet Med - Czech, 2025, 70(4):143-149 | DOI: 10.17221/93/2024-VETMED

Management of chronic non-healing wounds in cats requires a comprehensive approach. This report describes the treatment of a severe open skin wound on the skull using a combined approach involving allogeneic adipose-derived mesenchymal stem cells (MSCs) and autologous platelet-rich plasma (PRP). A 12-year-old neutered male mixed-breed domestic cat presented with a non-healing chronic wound on the skull. The wound extended from the orbital to the occipital area and from the left to the right temporal region. Laboratory test results were positive for feline immunodeficiency virus and impaired kidney function. Sensitivity tests revealed resistance to several antibiotics. Due to limited skin reconstruction options, MSCs were administered subcutaneously at the wound edge once a month for three months. PRP was collected one month after the initial MSC administration and injected at the wound edge monthly between MSC treatments. The wound diameter was measured daily during saline cleaning. The cat received protein-supplemented food daily. Wound healing was observed two weeks after the MSC administration, gradually decreasing in size and closing completely within 5 months. This case demonstrates the successful application of MSCs and PRP for treating chronic wounds in cats.

Pathogenic bacteria in biogas plants using cattle, swine, and poultry manureOriginal Paper

L Cermak, E Pechouckova, M Marounek, T Paulova

Vet Med - Czech, 2025, 70(5):151-155 | DOI: 10.17221/47/2024-VETMED

Fugate, a waste product from biogas production, regularly used in agriculture as a fertiliser, may contain bacterial pathogens that cause zoonoses. Anaerobic digestion (AD) can inactivate viable pathogens, including parasites, viruses, and pathogens containing antibiotic resistance genes. This study aimed to compare the numbers of pathogenic bacteria and diversity of potential bacterial pathogens in the fugate using three different types of slurry: cattle, swine, and poultry manure. The swine fugate showed higher numbers of Clostridium perfringens and Campylobacter sp. than the poultry and cattle fugate. In the cattle fugate, the lowest total number of pathogenic bacteria and a low number of coliforms were detected after the AD. The use of cattle manure in biogas plants presents a lower potential for soil contamination with pathogens. The fugate produced using poultry or swine manure can be used carefully to avoid possibility of contamination of aquifers or surface waters. Also fugate produced from manure of cows suffering from chronic botulism  can be used only with carefulness because of the presence of Clostridium botulinum spores in biogas waste of diseased cows.

Uterine angiomyofibroblastoma in a domestic cat: A need of precise diagnosis for proper perioperative managementCase Report

TU Kim, JS Park, JH Yim, WJ Kim, SB Hong, YR Jung, SK Choi, SM Baek, JK Park

Vet Med - Czech, 2025, 70(5):177-183 | DOI: 10.17221/88/2024-VETMED


Angiomyofibroblastoma (AMFB) is rarely reported in humans as well as domestic animals, especially in the female genital tract. This painless tumour is characterised by the proliferation of spindle or ovoid tumour cells with myofibroblastic differentiation, which often cluster around thin-walled blood vessels. This report presents a case of feline AMFB for the first time. Preoperative abdominal radiography demonstrated an enlarged uterus with the dorsolateral displacement of the ovaries, and transabdominal ultrasonography showed an enlarged uterus with diffuse hypoechoic areas. The resected uterus showed a firm texture with a grey to brownish colour. A microscopic examination revealed proliferation of well-differentiated neoplastic spindle cells on a background of abundant fibrous stroma containing numerous blood vessels. Myxoid degeneration and vascular extravasation were not observed. The neoplastic cells were diffusely immunopositive for α-SMA and vimentin and focally positive for desmin (in the perivascular areas). AMFB is rare in veterinary medicine and the feline uterine AMFB observed in the present case had not been previously reported. Although previously reported as a safe, benign tumour, a surgical procedure of a large AMFB in small animals without proper diagnosis may become life-threatening.

Application of cold atmospheric microwave plasma on four domestic pigeons (Columba livia domestica) with open woundsCase Report

K Zelaya, JH Han, J Kim, SY Ahn, YD Suh, DN Lee, SC Yeon

Vet Med - Czech, 2025, 70(6):218-225 | DOI: 10.17221/13/2025-VETMED

This paper reports the feasibility of cold atmospheric microwave plasma (CAMP) therapy for birds with open wounds. Four domestic pigeons (Columba livia domestica) with open wounds of varying severity were treated with CAMP as an adjunct to conventional therapy. Wound healing was assessed using a modified scoring system during each treatment session, and the extent of healing was calculated as a percentage. The results revealed variability in wound improvement across cases, influenced by the initial severity of the wounds. In some cases, the outcomes were limited due to underlying conditions that overrode the recovery process, suggesting that the extent of healing may depend more on the initial wound condition than the treatment itself. Nevertheless, other cases showed positive results in healing and recovery under CAMP therapy, highlighting its potential benefits. No adverse reactions or complications were encountered, supporting its safety for avian wound management. These findings suggest that although CAMP can potentially promote wound healing, further studies will be needed to establish standardised treatment protocols.

Efficacy of a new ready-to-use vaccine against PCV-2d and Mycoplasma hyopneumoniae under experimental conditionsOriginal Paper

R Krejci, P Trampus, A Csagola, T Szalai, N Palmai, A Toth, N Terenyi, Z Nagy, NA Szeplaki, G Somogyi, T Barna, E Rausch, Z Penzes, M Szaszko, Z Lorincz

Vet Med - Czech, 2025, 70(6):196-202 | DOI: 10.17221/6/2025-VETMED

Mycoplasma hyopneumoniae (M. hyo) and porcine circovirus type 2 (PCV-2) are major and widespread swine pathogens, both implicated in the porcine respiratory disease complex, which can lead to significant economic losses for pig producers. PCV-2d is currently the most prevalent genotype. Vaccination against these two pathogens helps mitigate their impact on pig health and performance. The use of ready-to-mix or ready-to-use (RTU) vaccines targeting PCV-2a or PCV-2a/b and M. hyo is a common practice. This study aimed to evaluate the efficacy of a novel RTU vaccine containing PCV-2d and M. hyo antigens under experimental conditions. Several challenge trials were conducted using PCV-2a, PCV-2b, PCV-2d, and M. hyo to assess the level of protection conferred against different PCV-2 genotypes and M. hyo, as well as to determine the duration of protection. This study demonstrated that the bivalent PCV-2/M. hyo vaccine induces both early and long-lasting protection against infections caused by M. hyo and PCV-2. In addition, cross-protection against the three major PCV-2 genotypes was confirmed.

The use of parenteral application of ferric carboxymaltose in the prevention of iron deficiency anaemia in suckling pigletsOriginal Paper

M Svoboda, J Vasek, J Jarkovsky, V Skupien, V Vitkova

Vet Med - Czech, 2025, 70(7):242-246 | DOI: 10.17221/22/2025-VETMED

This study aimed to evaluate the effectiveness of ferric carboxymaltose injection in the prevention of anaemia in suckling piglets. In group A (n = 8), piglets were administered iron in the form of iron carboxymaltose complex (Ferinject®) at a dose of 200 mg i.m. (neck muscle) at the age of 3 days. In group B (n = 8), piglets were given iron in the form of iron dextran (Ferribion®) at a dose of 200 mg i.m. (neck muscle) at the age of 3 days. In group C (n = 8, anaemic control group), iron was not administered until the age of 10 days. During the study, no statistically significant differences were observed in the parameters of red blood cell count or blood plasma iron concentration between the group that received iron carboxymaltase and the group that received iron dextran. The results of haematological and biochemical examinations achieved in our study show that the application of iron carboxymaltase was successful in preventing iron deficiency anaemia in piglets. The results indicate comparable efficacy of iron carboxymaltase and iron dextran.

Haemotropic Mycoplasma species in cat blood samples by PCROriginal Paper

O Gulaydin, M Yesilyurt, G Akgul, O Erdeger, K Eercan

Vet Med - Czech, 2025, 70(8):294-301 | DOI: 10.17221/7/2025-VETMED

Haemotropic mycoplasmas can cause severe anaemia in pets and also have zoonotic potential. The determination of these microorganisms from clinical samples is of critical importance. In this study, the presence of Mycoplasma haemofelis (Mhf), Candidatus Mycoplasma haemominutum (CMhm), and Candidatus Mycoplasma turicensis (CMt) in blood samples collected from 62 cats was investigated. Haemotropic mycoplasmas were identified by PCR amplifying the 16S rRNA gene, and sequence analysis was applied for confirmation and differentiation of the species. Six (9.67%) blood samples were positive for haemotropic mycoplasmas. CMhm and CMt were identified in five (8.06%) samples and one (1.61%) sample, respectively. Mhf was not detected in the samples. Additionally, a co-infection was not observed in any of the cats. It was found that the PCR positivity was not related to the sex or clinical status of the cats. To our knowledge, this is the first report investigating haemotropic mycoplasmas in blood samples from cats in Siirt Province of Türkiye. It is suggested that the data obtained from this study will contribute to clinicians working on pet animal health in this province.

Conduction block and thin and hypokinetic myocardial segments in feline hypertrophic cardiomyopathyCase Report

Y Sung, J Park, Y Chae, T Yun, BT Kang, H Kim

Vet Med - Czech, 2025, 70(8):302-306 | DOI: 10.17221/14/2025-VETMED

A 12-year-old castrated male domestic shorthair cat was referred for respiratory distress. Physical examination revealed a systolic heart murmur at the left apex and crackles in all lung fields. Thoracic radiography showed Valentine-shaped cardiomegaly, pulmonary oedema, and pleural effusion. Echocardiography revealed focal thickening of the interventricular septum [11.01 mm; reference interval (RI) = 3.00–5.20 mm] and left ventricular posterior wall (7.41 mm; RI = 3.00–5.10 mm) during diastole. In the apex region, the free wall was focally thinned to approximately 1.6 mm with hypokinetic myocardial movement, indicating thin and hypokinetic myocardial segments. Additionally, decreased left atrial fractional shortening (12.5%; RI = 23.9–34.9%) and an increased left atrial-to-aortic ratio (2.87; RI = 0.88–1.43) were observed, along with spontaneous echocardiographic contrast in the left atrium, indicating increased thrombotic risk. The electrocardiogram showed a left axis deviation with small R waves and deep S waves in lead II, which is consistent with a left anterior fascicular block caused by delayed conduction in the left anterior fascicle. This case report describes the coexistence of a left anterior fascicular block and thin, hypokinetic myocardial segments in feline hypertrophic cardiomyopathy, suggesting a possible pathophysiological link.

SOD1 and CAT gene expressions in stray and owned animalsOriginal Paper

G Sonmez, MC Temizkan, MH Culha

Vet Med - Czech, 2025, 70(8):273-278 | DOI: 10.17221/12/2025-VETMED

Dogs and cats are the most common companion animals in urban environments. Some dogs and cats live in stable home settings, receiving regular care. However, stray dogs and cats are exposed to chronic stress due to life on the streets or in shelters. Stress is correlated with oxidative stress. The dysregulation of redox balance can lead to the accumulation of reactive oxygen species, which promote cellular and molecular damage. In this study, the blood samples were collected from 150 female animals (90 dogs and 60 cats) to isolate peripheral blood mononuclear cells (PBMCs). Total RNA was extracted from PBMCs and subjected to reverse transcription. The expression levels of SOD1 and CAT were quantified using quantitative real-time polymerase chain reaction. Compared with those in stray animals, the SOD1 expression levels were significantly higher (P < 0.01), and the CAT expression levels were non-significantly lower in owned animals. These findings suggest that the expression of antioxidant defence genes varied between owned and stray animals. Thus, oxidative stress regulation is dependent on environmental conditions and lifestyle in companion species.

Multi-year study monitoring the mercury content in the tissues of cattle sampled in the Czech Republic between 2014 and 2023Original Paper

M Svoboda, V Vlasakova, D Harustiakova, J Illek, A Staffa, J Vasek, K Novotna Kruzikova, J Cahova, Z Svobodova

Vet Med - Czech, 2025, 70(9):307-312 | DOI: 10.17221/34/2025-VETMED

Analyses of mercury concentrations in the muscle, liver and kidneys of cattle were conducted in the Czech Republic during the period from 2014 to 2023. The average mercury content in muscles, livers, and kidneys of calves was 0.000 5 ± 0.000 0 mg.kg–1, 0.002 7 ± 0.000 5 mg.kg–1, and 0.004 1 ± 0.000 8 mg.kg–1, respectively. In fattening cattle, the average mercury content in muscles, livers and kidneys was 0.000 5 ± 0.000 0 mg.kg–1, 0.002 1 ± 0.000 2 mg.kg–1 and 0.004 9 ± 0.000 3 mg.kg–1, respectively. In cows, the average mercury content in muscles, livers and kidneys was 0.000 5 ± 0.000 0 mg.kg–1, 0.002 3 ± 0.000 1 mg.kg–1 and 0.006 9 ± 0.000 3 mg.kg–1, respectively. The maximum residual limit for human consumption was exceeded in 10 kidney samples (3 calves, 6 cows, 1 fattening cattle) and 1 liver sample (calf). In all age categories, the highest mercury concentrations were found in the kidneys, lower in the livers, and the lowest in the muscles. When comparing the age groups, significantly higher mercury concentrations were observed in the kidneys of cows than in calves and fattening cattle. It can be concluded that there is still a need for further monitoring of mercury concentrations in cattle tissues in the Czech Republic.

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