Acta Veterinaria Brno最新文献

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The effects of increasing levels of dietary sodium bentonite on performance, carcass indices, blood chemistry and meat quality in Japanese quails 饲粮中添加膨润土钠对日本鹌鹑生产性能、胴体指标、血液化学和肉品质的影响
IF 0.6 4区 农林科学
Acta Veterinaria Brno Pub Date : 2023-01-01 DOI: 10.2754/avb202392020197
E. Gümüş
{"title":"The effects of increasing levels of dietary sodium bentonite on performance, carcass indices, blood chemistry and meat quality in Japanese quails","authors":"E. Gümüş","doi":"10.2754/avb202392020197","DOIUrl":"https://doi.org/10.2754/avb202392020197","url":null,"abstract":"This study was conducted to determine the effect of the inclusion of sodium bentonite (SB) in Japanese quails’ diet on performance, carcass traits, blood biochemical status, and meat quality traits. A total of 120 seven-day-old Japanese quails (Coturnix coturnix Japonica) were randomly divided into four groups, with each group containing five replicates, six birds each. SB was mixed with the diet at four concentrations (0, 0.5, 1.0 and 2.0%). Performance indicators were determined for an experimental period of six weeks. At the end of the experiment, 2 quails from each replicate were slaughtered and carcass traits were measured. The blood serum biochemical values, antioxidant status, and meat quality indicators were determined from blood and breast meat samples. The results showed that SB supplementation significantly improved the feed conversion ratio (FCR) in the 2–7 week period, the relative weight of the proventriculus, glucose and total cholesterol (TC) and a* (redness) colour traits in meat. Moreover, the total oxidant status (TOS) in blood serum and malondialdehyde (MDA) values were decreased with SB addition to Japanese quails’ diet. Hence, dietary SB supplementation could be used to improve the performance and antioxidant status in Japanese quails.","PeriodicalId":7192,"journal":{"name":"Acta Veterinaria Brno","volume":"1 1","pages":""},"PeriodicalIF":0.6,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"69209913","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Investigation of Salmonella types and its antibiotic resistance profile and determination of parasite carrier in free-living hedgehogs in Istanbul, Türkiye 土耳其伊斯坦布尔市自由生活刺猬中沙门氏菌种类、耐药性调查及寄生虫携带者测定
IF 0.6 4区 农林科学
Acta Veterinaria Brno Pub Date : 2023-01-01 DOI: 10.2754/avb202392030309
K. Metiner, B. D. Sigirci, H. Çetinkaya
{"title":"Investigation of Salmonella types and its antibiotic resistance profile and determination of parasite carrier in free-living hedgehogs in Istanbul, Türkiye","authors":"K. Metiner, B. D. Sigirci, H. Çetinkaya","doi":"10.2754/avb202392030309","DOIUrl":"https://doi.org/10.2754/avb202392030309","url":null,"abstract":"Hedgehogs, which are kept as pets worldwide, are prohibited from being sold or kept as pets in Türkiye. The aim of the study was to investigate Salmonella and endo-parasite carriage in hedgehogs and to determine the antibacterial resistance profiles of isolated Salmonella agents. Free-range hedgehogs living in parks and gardens of Istanbul that were brought to veterinary clinics by animal lovers for check-up and treatment were used for sampling. Thirty faecal samples were taken from the animals. For bacteriological examinations, samples were seeded on selective media, and then the isolates were identified by conventional methods as Salmonella spp. Identification and antibiotic susceptibilities of the isolates were determined by the BD Phoenix Automated Microbiology System. All faecal samples were also investigated by PCR for Salmonella spp. specific gene regions. The aminoglycoside and quinolone resistance profiles of the strains were analysed by PCR. On parasitological examination, samples were analysed for parasites’ eggs, oocysts, and larvae. Two Salmonella isolates were determined as Salmonella enterica serovar Typhimurium (S. Typhimurium), whose antigenic formula was 4,5,12:i:1,2. The isolates were phenotypically resistant to ciprofloxacin but did not harbour any of the genes examined. Out of 30 faecal samples, 19 (63.3%) were positive for one or more genera of parasites. The hedgehogs were infected with the species of Capillaria spp. (60%), Crenosoma spp. (13.3%), Eimeria spp. (10%) and Acanthocephala spp. (6.6%). This study is the first report of Salmonella carrier and internal parasite fauna of hedgehogs in Istanbul, Türkiye.","PeriodicalId":7192,"journal":{"name":"Acta Veterinaria Brno","volume":"1 1","pages":""},"PeriodicalIF":0.6,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"69210632","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The correlation between the intraocular pressure, central corneal thickness, and signalment of the horse 马眼压、中央角膜厚度与信号之间的关系
IF 0.6 4区 农林科学
Acta Veterinaria Brno Pub Date : 2023-01-01 DOI: 10.2754/avb202392030271
Aikaterini M. Zisopoulou, Natália Vyhnalová, E. Jánová, F. Kološ, Š. Krisová
{"title":"The correlation between the intraocular pressure, central corneal thickness, and signalment of the horse","authors":"Aikaterini M. Zisopoulou, Natália Vyhnalová, E. Jánová, F. Kološ, Š. Krisová","doi":"10.2754/avb202392030271","DOIUrl":"https://doi.org/10.2754/avb202392030271","url":null,"abstract":"The impact of central corneal thickness (CCT) on intraocular pressure (IOP) has been demonstrated in humans and various animal species but not yet in horses. The current study investigated the relationship between IOP and CCT in horses of different ages, sex, breed, and body weights using tonometry and pachymetry. Ninety-seven horses without ocular disease were examined at the Equine Clinic of the University of Veterinary Sciences Brno, Czech Republic, between 2019 and 2020. A complete ophthalmological examination was performed, including direct ophthalmoscopy and slit-lamp biomicroscopy, to include only horses with healthy eyes in the study. The central corneal thickness was measured with a pachymeter, and the IOP was measured with a tonometer. The effects of sex, age, breed, and horse weight on IOP and CCT were analysed. Measurements of IOP and CCT were acquired in all 97 horses. There was a significant correlation between CCT and age and weight in both eyes. Older and heavier individuals had high CCT values. Mares had lower IOP mean values compared to geldings and stallions. No correlation was found between IOP and CCT of the same eye. This study confirmed a relationship between individual variables such as age and weight on CCT, and sex on IOP. Based on this report, CCT should be considered a minor indicator when interpreting IOP values in healthy horses. Nevertheless, age and weight are essential constraints when interpreting CCT values and sex on IOP values in horses.","PeriodicalId":7192,"journal":{"name":"Acta Veterinaria Brno","volume":"1 1","pages":""},"PeriodicalIF":0.6,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"69210035","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Evaluation of serum anti-Müllerian hormone (AMH) and equine chorionic gonadotrophin (eCG) concentrations in pregnant mares in relation to foetal sex 妊娠母马血清抗<s:1>勒氏激素(AMH)和马绒毛膜促性腺激素(eCG)浓度与胎儿性别的关系
IF 0.6 4区 农林科学
Acta Veterinaria Brno Pub Date : 2023-01-01 DOI: 10.2754/avb202392010031
M. Uçmak, Özge Turna, Zeynep Günay Uçmak, Asuman Erzengin
{"title":"Evaluation of serum anti-Müllerian hormone (AMH) and equine chorionic gonadotrophin (eCG) concentrations in pregnant mares in relation to foetal sex","authors":"M. Uçmak, Özge Turna, Zeynep Günay Uçmak, Asuman Erzengin","doi":"10.2754/avb202392010031","DOIUrl":"https://doi.org/10.2754/avb202392010031","url":null,"abstract":"The aim of this study was to investigate the foetal sex related difference and progression in maternal serum anti-Müllerian hormone (AMH) and equine chorionic gonadotrophin (eCG) concentrations during different points of time in pregnant Arabian mares. The study groups formed by 12 healthy male offspring- and 12 healthy female offspring-foaling mares, designated as group MFM and group FFM, respectively. Peripheral blood samples were collected on the day of natural mating and then monthly until the 6th month (mo) of gestation. Serum AMH was measured in all serum samples; eCG was measured in samples collected from 2 to 5 months Of gestation. Serum AMH concentrations of group FFM at mo 4 and mo 5 (3.89 ± 0.49 ng/ml; 2.89 ± 0.32 ng/ml), were significantly higher than in group MFM (2.11 ± 0.46 ng/ml; 1.87 ± 0.32 ng/ml), (P < 0.05). The mo of gestation (mo 1–6) had no effect on serum AMH concentrations of either group MMF or FFM (P > 0.05). Serum eCG concentrations of group FFM at mo 2 (359.73 ± 41.51 mIU/ml), were significantly higher than in group MFM (255 ± 21.18 mIU/ml) (P < 0.05). Group-time interaction for eCG concentrations at mo 2–4 was non-significant (P > 0.05). Concentrations of serum AMH showed no relationship with corresponding eCG levels at mo 2–4 (P > 0.05). Individual variations in AMH and eCG concentrations and the inability to determine a cut-off point for determination of foetal sex make these hormones unlikely candidates for determining foetal sex in the mare.","PeriodicalId":7192,"journal":{"name":"Acta Veterinaria Brno","volume":"169 1","pages":""},"PeriodicalIF":0.6,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"69209273","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Doping control in horses in the Czech Republic in 2010-2019 2010-2019年捷克共和国赛马兴奋剂检查
IF 0.6 4区 农林科学
Acta Veterinaria Brno Pub Date : 2023-01-01 DOI: 10.2754/avb202392010039
Taťána Hytychová, Klára Dosedělová, P. Jahn
{"title":"Doping control in horses in the Czech Republic in 2010-2019","authors":"Taťána Hytychová, Klára Dosedělová, P. Jahn","doi":"10.2754/avb202392010039","DOIUrl":"https://doi.org/10.2754/avb202392010039","url":null,"abstract":"The aim of this study was to evaluate data on doping controls in racehorses over a given ten-year period, primarily to identify positive findings and to summarise recommendations for the prevention of accidental contamination with prohibited substances, where appropriate. Data on doping controls of racehorses in the Czech Republic from 2010 to 2019 were obtained from the archives of the Jockey Club of the Czech Republic. For each year, the total number of horses starting at races held in the Czech Republic, the number of horses tested, and the results of the doping controls were determined. Data on the type of samples, positive findings and statements from responsible persons about the cause of the positive finding were recorded. During the monitoring period, 11,852 horses competed in races in the Czech Republic and 641 of them underwent a doping control. Blood was taken from 356 horses as the sample for testing and urine was collected from 285 horses. A total of 13 positive findings (2.03% of the 641 tested) were found during the period, namely of morphine, caffeine, theobromine, omeprazole sulphide, furosemide, clenbuterol, norketamine, ritalinic acid, dexamethasone, flunixin, hydroxylidocaine and oripavine. The most common cause, in a total of seven horses, was confirmed as suspected feed contamination. Prevention of positive doping results in our circumstances should therefore be directed primarily towards compliance with proper feed and stable management.","PeriodicalId":7192,"journal":{"name":"Acta Veterinaria Brno","volume":"1 1","pages":""},"PeriodicalIF":0.6,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"69209487","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Influence of organic zinc on lactation performance and somatic cell count in dairy cows 有机锌对奶牛泌乳性能和体细胞计数的影响
IF 0.6 4区 农林科学
Acta Veterinaria Brno Pub Date : 2023-01-01 DOI: 10.2754/avb202392030233
J. Illek, S. Dresler, M. Šoch, N. Kernerová, Kristýna Šimák Líbalová, Eliška Zevlová, Nikola Havrdová
{"title":"Influence of organic zinc on lactation performance and somatic cell count in dairy cows","authors":"J. Illek, S. Dresler, M. Šoch, N. Kernerová, Kristýna Šimák Líbalová, Eliška Zevlová, Nikola Havrdová","doi":"10.2754/avb202392030233","DOIUrl":"https://doi.org/10.2754/avb202392030233","url":null,"abstract":"The objective of the study was to evaluate the effect of organically chelated zinc methionine (Zn-Met) supplementation on lactation performance of dairy cattle, i.e. milk yield (MY), milk components, and the somatic cell count (SCC) in early lactation. Eighty multiparous cows received two treatments (n = 40 per group) from 21 days prepartum throughout 14 weeks post partum (p.p.). Treatments consisted of 1) supplemental Zn-Met at the dose of 30 mg Zn/kg dry matter (DM) of the total mixed ration (TMR) for the supplemented (S) group; and 2) basal TMR without supplementation for the control (C) group. Daily MY of Zn supplemented cows 30 days p.p. was in not significantly affected (P > 0.05) by the treatment. After 60 days, the MY of the S-group was significantly higher (S: 44.70 ± 4.24 kg vs. C: 42.08 ± 4.60 kg, respectively); (P < 0.05). Ninety days p.p. there was a highly significant difference (P < 0.005) as well (S: 43.22 ± 4.47 kg vs. C: 39.98 ± 4.80 kg). Supplemented cows also produced significantly more milk fat and milk protein than the control on days 60 and 90 of the trial. There was a significant drop and a decreasing trend during the entire trial in SCC in S-group. Milk quality and udder health were positively affected by the Zn-Met treatment. This finding has an important implication for veterinary practice in an era of antibiotic reduction.","PeriodicalId":7192,"journal":{"name":"Acta Veterinaria Brno","volume":"1 1","pages":""},"PeriodicalIF":0.6,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"69209971","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Immunohistochemical analysis of selected stem cell markers including stage-specific mouse embryonic antigen 1 (SSEA-1) in porcine and bovine endometrium throughout the oestrous cycle 在整个发情周期中,猪和牛子宫内膜中包括阶段特异性小鼠胚胎抗原1 (SSEA-1)在内的选定干细胞标记物的免疫组织化学分析
IF 0.6 4区 农林科学
Acta Veterinaria Brno Pub Date : 2023-01-01 DOI: 10.2754/avb202392030251
P. Konecná, Dominika Macháčová, F. Tichý, L. Fiala, M. Kyllar, J. Lenz
{"title":"Immunohistochemical analysis of selected stem cell markers including stage-specific mouse embryonic antigen 1 (SSEA-1) in porcine and bovine endometrium throughout the oestrous cycle","authors":"P. Konecná, Dominika Macháčová, F. Tichý, L. Fiala, M. Kyllar, J. Lenz","doi":"10.2754/avb202392030251","DOIUrl":"https://doi.org/10.2754/avb202392030251","url":null,"abstract":"There has been a lack of research regarding endometrial stem cells in farm animals, and particularly, regarding epithelial stem/progenitor cells. We aimed to identify potential stem cell subpopulations in porcine and bovine endometrium by measuring the expression of selected stem cell markers (OCT3/4, CD44, SSEA-1, SOX10, CD73, and CD117) during the follicular and luteal phases of the oestrous cycle. We studied 28 endometrial tissue samples collected from 14 healthy, cycling pigs and cows. The endometrial mucosa of each sample was divided into basal, middle, and luminal portions, and the immunohistochemical staining intensity and percentages of cells that were marker-positive were recorded for each portion of the endometrium. Expression of OCT-3/4 was identified in the glands and stroma, and that of SOX10 and CD117 was identified in stroma of both porcine and bovine endometrium. In porcine endometrium, CD44 was only expressed in the glands, whereas SSEA-1 was expressed in the glands and stroma. In bovine endometrium, CD73 was only expressed in the glands. Differences in the expression of most of these markers were found between phases of the oestrous cycle and/or portions of the endometrial mucosa. Our data indicate the existence of both epithelial and mesenchymal stem cell subpopulations in the endometrium of pigs and cows during their oestrous cycles. The expression pattern of the stem cell marker SSEA-1 in porcine endometrium suggests a possible alternative location of the epithelial stem/progenitor cell population in the middle portion of the endometrial glands.","PeriodicalId":7192,"journal":{"name":"Acta Veterinaria Brno","volume":"1 1","pages":""},"PeriodicalIF":0.6,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"69209978","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Quantitative and qualitative properties of giblets from conventional, organic, and wild ducks 常规鸭、有机鸭和野鸭赤霉素的定量和定性研究
IF 0.6 4区 农林科学
Acta Veterinaria Brno Pub Date : 2022-01-01 DOI: 10.2754/avb202291010107
F. Abdullah, H. Buchtová
{"title":"Quantitative and qualitative properties of giblets from conventional, organic, and wild ducks","authors":"F. Abdullah, H. Buchtová","doi":"10.2754/avb202291010107","DOIUrl":"https://doi.org/10.2754/avb202291010107","url":null,"abstract":"The aim of the study was to evaluate selected properties of giblets (liver, heart, and gizzard) from conventional (C), organic (O), and wild (W) ducks. A total of 24 giblets (24 of each organ) were analysed in each bird group. Production properties, colour indicators, haem pigment content and chemical composition were compared. The heaviest organ with the highest yield was the liver in C and W ducks and the gizzard in O ducks (P < 0.05). The liver and gizzard of W and O ducks were darker (P < 0.05) compared to the same organs in C ducks. The redness of the heart of O ducks was higher (P < 0.05) than that of the heart of both other groups of ducks (C and W). All W duck organs contained (P < 0.05) more haem pigment. The livers of reared ducks (C and O) contained more protein (P < 0.05) than the livers of W birds. The liver of C reared poultry was about 3–4 × fattier (P < 0.05) compared to the liver of the remaining two groups of ducks. The heart of wild ducks had the highest protein and lowest fat content, the heart of ducks from the C breeding system had the least protein, whereas ducks bred organically had the highest amount of fat in the heart. Ducks from the O system had a fattier gizzard compared to other birds (P < 0.05). The highest protein percentages were found in the gizzards of W ducks, the smallest in the gizzards of C poultry.","PeriodicalId":7192,"journal":{"name":"Acta Veterinaria Brno","volume":"1 1","pages":""},"PeriodicalIF":0.6,"publicationDate":"2022-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"69208250","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Association between dilated cardiomyopathy and hypothyroidism in dogs 犬扩张型心肌病与甲状腺功能减退的关系
IF 0.6 4区 农林科学
Acta Veterinaria Brno Pub Date : 2022-01-01 DOI: 10.2754/avb202291020201
Benicie Kosková, C. Ramírez, Z. Filipejová, Meriç Kocatürk, M. Crha
{"title":"Association between dilated cardiomyopathy and hypothyroidism in dogs","authors":"Benicie Kosková, C. Ramírez, Z. Filipejová, Meriç Kocatürk, M. Crha","doi":"10.2754/avb202291020201","DOIUrl":"https://doi.org/10.2754/avb202291020201","url":null,"abstract":"It is a known fact that thyroid hormones have an influence on the heart function. Opinions on hypothyroidism and its effect on dilated cardiomyopathy (DCM) development are controversial and often contradictory. This prospective study examined the potential association between hypothyroidism and DCM in dogs. A total of 35 dogs with DCM were included in the study. Preclinical DCM was diagnosed in 18 patients, and clinical DCM was diagnosed in 17 patients, four of which were also diagnosed with hypothyroidism. There was a positive correlation between the thyroid-stimulating hormone and body weight, left atrium size and the serum NT-proBNP concentration in patients with preclinical DCM. Euthyroid dogs with DCM had higher total thyroxine values and more ventricular premature complexes than hypothyroid dogs. Although our study did not confirm a direct relationship between hypothyroidism and DCM as a possible cause, other correlations were detected that had not yet been described in veterinary medicine.","PeriodicalId":7192,"journal":{"name":"Acta Veterinaria Brno","volume":"1 1","pages":""},"PeriodicalIF":0.6,"publicationDate":"2022-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"69208359","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
MOL-PCR and xMAP technology – a novel approach to the detection of African swine fever virus DNA moll - pcr和xMAP技术——检测非洲猪瘟病毒DNA的新方法
IF 0.6 4区 农林科学
Acta Veterinaria Brno Pub Date : 2022-01-01 DOI: 10.2754/avb202291020141
M. Krásna, Jakub Hrdy, J. Prodělalová, P. Vasickova
{"title":"MOL-PCR and xMAP technology – a novel approach to the detection of African swine fever virus DNA","authors":"M. Krásna, Jakub Hrdy, J. Prodělalová, P. Vasickova","doi":"10.2754/avb202291020141","DOIUrl":"https://doi.org/10.2754/avb202291020141","url":null,"abstract":"African swine fever (ASF) is highly contagious haemorrhagic viral disease of domestic pigs and wild boars. The causative agent can be transmitted by direct contact with infected animals or via a contaminated environment, fomites, feed, meat and products thereof. Soft ticks (genus Ornithodoros) are known reservoirs and transmission vectors of the virus. As the disease causes serious problems in many countries, rapid detection of the agent and early diagnosis could help in prevention of its spread. Therefore, a multiple-analyte profile (xMAP) technology based on multiple oligonucleotide ligation followed by polymerase chain reaction (MOL-PCR) was introduced and verified. A system targeting two independent loci of the virus genome was designed to increase the likelihood of different strains detection and an internal control was employed to verify the correct course of the analysis. The sensitivity was experimentally determined as 10 genomic copies of the virus in one µl of isolated DNA. The system was verified on samples originating from a recent ASF outbreak in the Czech Republic (six spleen) and the Czech market (eight liver and heart tissues) with real-time polymerase chain reaction used as a reference method. The results of both methods were in agreement, even in samples with a low concentration of the virus genome (9.45 × 101 genomic copies/µl of DNA). The system introduced represents an open method allowing the detection and semi-quantification of up to 50 targets/agents in one reaction. It can, therefore, be used for rapid one-step screening and as an effective tool for risk management.","PeriodicalId":7192,"journal":{"name":"Acta Veterinaria Brno","volume":"20 1","pages":""},"PeriodicalIF":0.6,"publicationDate":"2022-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"69208384","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
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