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Prevalence, duration of illness, and mortality of lumpy skin disease at Chuadanga Sadar Upazila, Bangladesh 孟加拉国 Chuadanga Sadar 乡块状皮肤病的发病率、病程和死亡率
Pub Date : 2024-05-22 DOI: 10.33109/bjvmjd2023fam6
Md. Farhan Labib Nobel, Faria Haque Antora, Mst. Moriom Akhter Mim, Morsheda Nasrin, A. K. M. Anisur Rahman, Md. Nazmul Hasan Siddiqi
Background: Lumpy skin disease (LSD) has emerged as a significant threat to cattle production in Chuadanga Sadar Upazila, Bangladesh. Our study aimed to assess the prevalence, mortality, and demographic distribution of LSD in the study area.Materials and Methods: A total of 634 cattle were observed during the study period. Data were collected using a well-prepared questionnaire through face-to-face interviews conducted in Chuadanga Sadar Upazila, Bangladesh, from August 7, 2022, to October 6, 2022.Results: The prevalence of LSD was 22.24% with variations observed between indigenous (51.77%) and cross-bred cattle (48.23%). The overall LSD mortality was 7%. Cross-breed male cattle showed a higher prevalence of LSD (57.35%) in comparison to cross-breed female-cattle (42.65%). The LSD prevalence was relatively higher in age-group > 6 months than other age groups. The average duration of illness varied among indigenous and cross-bred cattle. Indigenous cattle showed a longer average illness duration (6.79 days) compared to cross-breed cattle (5.5 days). The highest prevalence was observed in cattle aged up to 30 days (4.4%), with indigenous cattle accounting for 43% and cross-bred cattle for 57%. Conclusion: The findings of this study provide valuable insights into the prevalence, mortality, and demographic distribution of LSD in cattle at Chuadanga Sadar Upazila. The results offer a foundation for developing targeted interventions to control and manage LSD, thereby safeguarding cattle production in the region. Specifically, to optimize LSD vaccination strategies, it is recommended to prioritize indigenous cattle and male cross-bred due to their elevated susceptibility. Furthermore, particular emphasis should be placed on cattle aged below one month, with a specific focus on prioritizing treatment for male cross-bred to effectively mitigate the risk of fatalities.
背景:结节性皮肤病(LSD)已成为孟加拉国丘阿丹加萨达尔乡(Chuadanga Sadar Upazila)牛群生产的一个重大威胁。我们的研究旨在评估 LSD 在研究地区的流行率、死亡率和人口分布情况:研究期间共观察了 634 头牛。从 2022 年 8 月 7 日至 2022 年 10 月 6 日,我们在孟加拉国丘阿丹加萨达尔乡(Chuadanga Sadar Upazila)通过面对面访谈的方式,使用精心准备的调查问卷收集数据:LSD发病率为22.24%,本地牛(51.77%)和杂交牛(48.23%)之间存在差异。LSD的总死亡率为7%。杂交雄牛的 LSD 患病率(57.35%)高于杂交雌牛(42.65%)。6 个月以上年龄组的 LSD 患病率相对高于其他年龄组。本地牛和杂交牛的平均患病时间各不相同。本地牛的平均病程(6.79 天)比杂交牛(5.5 天)长。30 天以下的牛发病率最高(4.4%),其中本地牛占 43%,杂交牛占 57%。结论这项研究的结果为我们深入了解丘阿丹加萨达尔乡的牛群中 LSD 的流行率、死亡率和人口分布情况提供了宝贵的资料。这些结果为制定有针对性的干预措施来控制和管理 LSD,从而保障该地区的牛群生产奠定了基础。具体而言,为了优化 LSD 疫苗接种策略,建议优先接种本地牛和雄性杂交牛,因为它们的易感性较高。此外,应特别重视一个月以下的牛,尤其要优先治疗雄性杂交牛,以有效降低死亡风险。
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引用次数: 0
Evaluation of relative efficiency of oocyte collection techniques from abattoir-derived goat ovaries 评估从屠宰场提取山羊卵巢的卵母细胞采集技术的相对效率
Pub Date : 2024-05-21 DOI: 10.33109/bjvmjd2023fam5
Md. Abdur Raihan Ratul, Md. Roknuzzaman Khan, Md. Lokman Hossain, Md. Harun-Or- Rashid, Muhammad Rakibul Islam
Background: This study aimed to compare different parameters between right and left ovaries, ovaries with corpus luteum, and without corpus luteum, and to determine the most effective oocyte collection technique.Methods: The experiment was conducted at the Department of Animal Nutrition, Genetics, and Breeding at Sher-e-Bangla Agricultural University, Dhaka- 1207, from January 2019 to December 2019. A total of 431 ovaries were collected from different abattoirs in Dhaka. Oocytes were harvested through different oocyte collection techniques like aspiration, slicing, and puncture. Data on parameters like weight, length, width, total number of visible follicles, number of follicles aspirated, collected grade A, grade B, grade C, and grade D cumulus-oocyte- complexes (COCs) per ovary, total number of COCS were recorded following standard procedures.Results: The length (cm) of the right ovaries (1.31±0.04) was found to be significantly (p<0.05) greater than that of the left ovaries (1.18±0.04). The number of normal COCs (Grade A and Grade B) was significantly (p<0.01) higher in left ovaries (2.14±0.08 and 1.65±0.08) compared to right ovaries (0.36±0.08 and 0.23±0.08), respectively. Additionally, ovaries without a corpus luteum (CL) had a significantly (p<0.01) higher number of normal COCs (Grade A and Grade B) (1.21±0.07 and 0.90±0.07) compared to those with a CL (0.32±0.09 and 0.29±0.09), respectively. The number of normal COCs (Grade A and Grade B) was significantly (p<0.05) higher using aspiration (3.80±0.60 and 3.33±0.42) compared to slicing (3.67±0.78 and 3.20±0.54) and puncture (2.20±0.60 and 1.40±0.42), respectively.Conclusion: The highest yield of normal COCs was obtained through aspiration, followed by slicing and puncture. Left ovaries contained more normal COCs and a higher number of follicles compared to right ovaries. Additionally, ovaries without a corpus luteum had a higher number of follicles and normal COCs than those with a corpus luteum. Therefore, it can be concluded that left ovaries, ovaries without a corpus luteum, and the aspiration technique are optimal for obtaining quality COCs.
背景:本研究旨在比较左右卵巢、有黄体和无黄体卵巢的不同参数,并确定最有效的卵母细胞采集技术:本研究旨在比较左右卵巢、有黄体卵巢和无黄体卵巢的不同参数,并确定最有效的卵母细胞采集技术:实验于 2019 年 1 月至 2019 年 12 月在达卡-1207 的 Sher-e-Bangla 农业大学动物营养、遗传和育种系进行。从达卡的不同屠宰场共收集了 431 个卵巢。卵母细胞通过不同的卵母细胞采集技术(如抽吸、切片和穿刺)获得。按照标准程序记录了重量、长度、宽度、可见卵泡总数、抽吸卵泡数、每个卵巢采集的 A 级、B 级、C 级和 D 级积液-卵母细胞复合体(COCs)、COCs 总数等参数数据:结果:发现右侧卵巢的长度(厘米)(1.31±0.04)明显大于左侧卵巢的长度(1.18±0.04)(P<0.05)。与右侧卵巢(0.36±0.08 和 0.23±0.08)相比,左侧卵巢(2.14±0.08 和 1.65±0.08)的正常 COC 数量(A 级和 B 级)明显较多(P<0.01)。此外,与有黄体的卵巢(0.32±0.09 和 0.29±0.09)相比,无黄体的卵巢的正常 COC(A 级和 B 级)数量(1.21±0.07 和 0.90±0.07)明显更高(p<0.01)。与切片法(3.67±0.78 和 3.20±0.54)和穿刺法(2.20±0.60 和 1.40±0.42)相比,抽吸法(3.80±0.60 和 3.33±0.42)获得的正常 COC(A 级和 B 级)数量显著增加(P<0.05):抽吸法获得的正常COC最多,其次是切片法和穿刺法。与右侧卵巢相比,左侧卵巢含有更多正常 COC,卵泡数量也更多。此外,无黄体的卵巢比有黄体的卵巢有更多的卵泡和正常 COC。因此,可以得出结论,左侧卵巢、无黄体的卵巢和抽吸技术是获得优质 COC 的最佳方法。
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引用次数: 0
Constraints and recommendation for countrywide extension of artificial insemination in buffalo, goat and sheep 在全国推广水牛、山羊和绵羊人工授精的制约因素和建议
Pub Date : 2024-04-11 DOI: 10.33109/bjvmjd2023fam4
Ashit Kumar Paul, Dibyendu Biswas, Md. Khalilur Rahman, Milton Talukder, Torun Kumar Paul, Rohul Amin, Md. Earfan Ali, Md. Nurul Alam
Background: The workshop aimed to identify the constraints and way forward to extend the artificial insemination in buffalo, sheep and goat countrywide. Methods: A day long workshop was organized jointly by the Coastal Vet Society Bangladesh (CVS-BD) and Grameen Jano Unnayan Sangstha (GJUS) at Bangladesh Development Society conference hall in Barishal district of Bangladesh. A total of 100 stakeholders in different aspect were joined in this workshop.Results: On the workshop, the constraints were lack of buffalo, sheep and goat breeding policy, recording systems, knowledge about the high-yielding breed, scarcity of quality feed, fodder and pasture land, lack of technical skills in reproduction and production personal, no or limited facilities to breed improvement technologies, lack of breeding infrastructure, non-availability of proven sire, no coordination among farmers, researchers, public and private organization, universities as well as other beneficiaries. The recommendations to overcome those constraints were to build up and strengthening the breeding policies and infrastructure, continuous up-gradation of native breed by high yielding breeds or varieties, adopted with assisted reproductive technologies, frequently advertise the beneficial aspects of buffalo milk and meat, development of manpower by technical training, national and international collaboration should be strengthened, private investment should be encouraged and alternative feed supply is needed to warrant.Conclusion: It is concluded that an initiative through public and private partnership or collaboration is needed to extent the artificial insemination program in buffalo, sheep and goat countrywide.
背景:研讨会旨在确定在全国范围内推广水牛、绵羊和山羊人工授精的制约因素和前进方向。方法:孟加拉国沿海兽医协会(CVS-BD)和孟加拉国发展协会(Grameen Jano Unnayan Sangstha,GJUS)在孟加拉国巴里沙尔区会议厅联合举办了为期一天的研讨会。共有 100 名不同领域的利益相关者参加了此次研讨会:在研讨会上,与会代表指出,制约因素包括缺乏水牛、绵羊和山羊育种政策、记录系统、高产品种知识,优质饲料、饲料和牧场稀缺,缺乏繁殖和生产方面的个人技术技能,没有或只有有限的品种改良技术设施,缺乏育种基础设施,没有经过验证的父本,农民、研究人员、公共和私人组织、大学以及其他受益者之间缺乏协调。为克服这些制约因素,建议制定并加强育种政策和基础设施,不断用高产品种改良本地品种,采用辅助生殖技术,经常宣传水牛奶和水牛肉的益处,通过技术培训培养人才,加强国内和国际合作,鼓励私人投资,并保证替代饲料供应:结论:要在全国范围内推广水牛、绵羊和山羊的人工授精计划,需要通过公共和私人伙伴关系或合作采取主动行动。
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引用次数: 0
Conception rates of cows inseminated with frozen semen of Rural Development Academy, Bogura, Bangladesh 孟加拉国博古拉农村发展学院奶牛冷冻精液受精的受孕率
Pub Date : 2024-04-10 DOI: 10.33109/bjvmjd2023fam3
Mehedi Hasan, Riazul Islam, Mashrufa Tanzin, N. Juyena, Mohammad Musharraf Uddin Bhuiyan
Background: The first service conception rate (FSCR) is an important parameter for any artificial insemination (AI) programme. The present study was conducted to determine the FSCR and its influencing factors in cows inseminated with frozen semen produced by Rural Development Academy, Bogura.Methods: Data were collected from 372 cows at 39 villages under Sherpur Upazilla of Bogura district on breed, age, body condition score (BCS), parity, milk yield, suckling, AI season and the interval between oestrus to AI using a questionnaire.Results: The overall FSCR of cows was 66.4% and the service per conception was 1.53. The FSCR was higher (74.1%) in local cows compared to the Holstein-Friesian (HF) cross counterpart (64.2%). The FSCR was higher (70.4%) in 24-47 months old cows compared to 84-98 months old counterpart (61.5%). The highest FSCR (81.6%) was observed in cows with 3.0 to 3.5 BCS and the lowest (25.7%) was observed in cows with 2.5 BCS. The highest FSCR (68.3%) was observed in the 0 (zero) parity (heifers) group of cows and the lowest (62.5%) was observed in the 4-7 parity counterpart. The highest FSCR (72.4%) was observed in cows yielded daily >15-22 L milk and the lowest (62.1%) was observed in cows yielded ≤5 L milk. The highest FSCR (72.7%) was observed in suckling restricted cows and the lowest (60.9%) was observed in cows that had several times suckling daily. The highest FSCR (72.1%) was observed in cows received inseminations in Rainy (July-October) season and the lowest (58.4%) was observed in cows received inseminations in Winter (November-February). The highest FSCR (67.1%) was observed in cows received inseminations between 12-18 hrs of detection of oestrus and the lowest (59.1%) was observed in cows received insemination between 8-11 hrs of detection of oestrus. However, the difference in FSCR in cows with different BCS groups was significant (p<0.01).Conclusion: The current FSCR in cows can be considered to be satisfactory. The BCS of cows significantly influences the FSCR in cows.
背景:初配受胎率(FSCR)是人工授精(AI)计划的一个重要参数。本研究旨在确定使用博古拉农村发展学院生产的冷冻精液进行人工授精的奶牛的受胎率及其影响因素:方法:采用问卷调查的方式收集了博古拉县 Sherpur Upazilla 下 39 个村庄 372 头奶牛的数据,包括品种、年龄、体况评分 (BCS)、奇偶数、产奶量、哺乳期、人工授精季节以及从发情到人工授精的间隔时间:奶牛的总体受胎率为 66.4%,每次受孕的服务次数为 1.53 次。与荷斯坦-弗里斯兰(HF)杂交奶牛(64.2%)相比,本地奶牛的受胎率更高(74.1%)。24-47 月龄奶牛的繁殖后备母牛比率(70.4%)高于 84-98 月龄奶牛(61.5%)。BCS值为3.0-3.5的奶牛FSCR最高(81.6%),BCS值为2.5的奶牛FSCR最低(25.7%)。FSCR最高(68.3%)的母牛是0(零)奇数(母牛)组,最低(62.5%)的母牛是4-7奇数组。日产奶量大于 15-22 升的奶牛FSCR最高(72.4%),日产奶量小于5升的奶牛FSCR最低(62.1%)。哺乳受限的奶牛FSCR最高(72.7%),每天哺乳数次的奶牛FSCR最低(60.9%)。在雨季(7 月至 10 月)接受人工授精的奶牛FSCR最高(72.1%),在冬季(11 月至 2 月)接受人工授精的奶牛FSCR最低(58.4%)。发情12-18小时之间接受人工授精的奶牛FSCR最高(67.1%),发情8-11小时之间接受人工授精的奶牛FSCR最低(59.1%)。然而,不同BCS组奶牛的FSCR差异显著(P<0.01):结论:目前奶牛的发情周期是令人满意的。结论:目前奶牛的发情周期可以被认为是令人满意的,奶牛的BCS对奶牛的发情周期有很大影响。
{"title":"Conception rates of cows inseminated with frozen semen of Rural Development Academy, Bogura, Bangladesh","authors":"Mehedi Hasan, Riazul Islam, Mashrufa Tanzin, N. Juyena, Mohammad Musharraf Uddin Bhuiyan","doi":"10.33109/bjvmjd2023fam3","DOIUrl":"https://doi.org/10.33109/bjvmjd2023fam3","url":null,"abstract":"Background: The first service conception rate (FSCR) is an important parameter for any artificial insemination (AI) programme. The present study was conducted to determine the FSCR and its influencing factors in cows inseminated with frozen semen produced by Rural Development Academy, Bogura.\u0000Methods: Data were collected from 372 cows at 39 villages under Sherpur Upazilla of Bogura district on breed, age, body condition score (BCS), parity, milk yield, suckling, AI season and the interval between oestrus to AI using a questionnaire.\u0000Results: The overall FSCR of cows was 66.4% and the service per conception was 1.53. The FSCR was higher (74.1%) in local cows compared to the Holstein-Friesian (HF) cross counterpart (64.2%). The FSCR was higher (70.4%) in 24-47 months old cows compared to 84-98 months old counterpart (61.5%). The highest FSCR (81.6%) was observed in cows with 3.0 to 3.5 BCS and the lowest (25.7%) was observed in cows with 2.5 BCS. The highest FSCR (68.3%) was observed in the 0 (zero) parity (heifers) group of cows and the lowest (62.5%) was observed in the 4-7 parity counterpart. The highest FSCR (72.4%) was observed in cows yielded daily >15-22 L milk and the lowest (62.1%) was observed in cows yielded ≤5 L milk. The highest FSCR (72.7%) was observed in suckling restricted cows and the lowest (60.9%) was observed in cows that had several times suckling daily. The highest FSCR (72.1%) was observed in cows received inseminations in Rainy (July-October) season and the lowest (58.4%) was observed in cows received inseminations in Winter (November-February). The highest FSCR (67.1%) was observed in cows received inseminations between 12-18 hrs of detection of oestrus and the lowest (59.1%) was observed in cows received insemination between 8-11 hrs of detection of oestrus. However, the difference in FSCR in cows with different BCS groups was significant (p<0.01).\u0000Conclusion: The current FSCR in cows can be considered to be satisfactory. The BCS of cows significantly influences the FSCR in cows.","PeriodicalId":8721,"journal":{"name":"Bangladesh Journal of Veterinary Medicine","volume":"1986 9","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-04-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140719229","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Welfare assessment of dairy cows in commercial farms in Chattogram, Bangladesh 孟加拉国 Chattogram 商业农场奶牛福利评估
Pub Date : 2024-03-28 DOI: 10.33109/bjvmjd2023fam1
Mohammad Rashedul Alam, Al Amin, Md Jahirul Islam, A. H. Shaikat, Md Ridoan Pasha, Rebecca E Doyle
BackgroundDairy farming is a major component of livestock in Bangladesh. However, a baseline study on the welfare of dairy cattle in Bangladesh is still new. Therefore, a cross-sectional study was performed to assess the present welfare status of dairy cows at the farm level. MethodA total of thirty-six dairy farms of Chattogram having a total of 1110 cross-bred multiparous lactating cows were studied to assess the health and welfare through farm investigation and animal-based measurements using a well-structured questionnaire. Data regarding farm management were collected by observation of the farm and interviewing the farmers. On the other hand, the cows were observed to identify the disorders with a special focus on the hock, claw, and hoof abnormalities. The data were then analyzed using Stata-14 and p<0.05 was taken as significant. ResultsThe study showed that most of the farms used an intensive system (75%) while 47 and 17% of the farms had moderately dirty or dirty floors, respectively. Improper manure disposal led to heavy fly infestation (33%). Lameness and stereotypy behaviors were found in 12% and 14% of animals, respectively. Hock, claw, and hoof abnormalities were found in 30, 37, and 28% of the animals, respectively, whereas injuries were observed in 19% of the cows. About 25% of the injuries occurred in face-out rearing systems; 1.8 times more than the face-in systems. Moreover, cows on farms with bad drainage systems were 2.4 times more likely to have injuries compared with cows reared on farms with good drainage systems. It was also observed that hock and hoof abnormalities were significantly (p<0.05) associated with the quality and conditions of floor, and drainage systems. ConclusionsThese results suggest that the welfare of dairy cows in the commercial farms in Chattogram of Bangladesh is compromised and needs to be improved for better production and profitability.
背景奶牛养殖是孟加拉国畜牧业的主要组成部分。然而,对孟加拉国奶牛福利的基线研究仍是一项新工作。因此,我们开展了一项横断面研究,以评估奶牛在农场层面的福利现状。研究方法:通过农场调查和基于动物的测量,采用结构合理的调查问卷,对恰特格勒(Chattogram)36 个奶牛场共 1110 头杂交多胎泌乳奶牛的健康和福利状况进行了评估。有关牧场管理的数据是通过观察牧场和采访牧场主收集的。另一方面,对奶牛进行观察,以确定其疾病,特别是跗关节、爪和蹄的异常。然后使用 Stata-14 对数据进行分析,以 P<0.05 为差异显著。研究结果表明,大多数农场采用集约化饲养方式(75%),分别有 47% 和 17% 的农场地面中度脏污或脏污。粪便处理不当导致蝇患严重(33%)。分别有 12% 和 14% 的动物出现跛足和刻板行为。分别有 30%、37% 和 28% 的奶牛跗关节、爪和蹄出现异常,19% 的奶牛受伤。约 25% 的受伤发生在面外饲养系统中,是面内饲养系统的 1.8 倍。此外,与排水系统良好的牧场相比,排水系统不良牧场的奶牛受伤几率要高出 2.4 倍。研究还发现,跗关节和牛蹄异常与地面和排水系统的质量和条件有显著相关性(p<0.05)。结论这些结果表明,孟加拉国 Chattogram 地区商业化牧场中奶牛的福利受到损害,需要加以改进,以提高产量和盈利能力。
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引用次数: 0
Prevalence of surgical affections of sheep in Mymensingh division of Bangladesh 孟加拉国迈门辛省绵羊外科疾病的流行情况
Pub Date : 2024-03-10 DOI: 10.33109/bjvmjd2023fam2
Md Zulfekar Ali, Md. Mizanur Rahman Khan, Md.Deluar Hossain Sami, Md. Mahmudul Alam, Md. Rafiqul Alam
Background: This study aimed to investigate the occurrence of surgical conditions in sheep and analyze their distribution based on age, sex, sheep, and seasonal variation.Methods: Retrospective data on surgical conditions in sheep were compiled from Upazila Livestock Offices and Veterinary Hospitals within Mymensingh division between January 2021 and December 2021. Simple descriptive statistics were used for data analysis.Results: A total of 788 surgical cases in sheep were documented. The predominant surgical conditions observed in sheep included wounds (29.18%), myiasis (15.10%), bloat (14.08%), subcutaneous cysts (12.56%), and foot rot (8.24%). In addition, there were instances of abscesses (6.47%), horn fractures (4.56%), atresia ani (3.93%), dermoid cysts (1.64%), dog bites (1.90%), overgrown hooves (1.52%), andgangrenous mastitis (0.63%). Surgical affections were more prevalent in adult sheep (73.35%) compared to young ones (26.64%). Among adult sheep, myiasis, bloat, subcutaneous cysts, and foot rot showed higher prevalences. In females, myiasis, subcutaneous cysts, bloat, and abscesses occurred more frequently than in male sheep. The occurrence of surgical affections was relatively higher in adult sheep during the rainy season, followed by summer, autumn, and winter during the rainy season followed by summer, autumn, and winter.Conclusion: The findings of this study highlight the variable demographic distribution of surgical affections in sheep. The observed patterns suggest that the surgical disorders pose a substantial threat to sheep rearing in the study areas.
背景本研究旨在调查绵羊外科疾病的发生情况,并根据年龄、性别、绵羊和季节变化分析其分布情况:方法:从 2021 年 1 月至 2021 年 12 月期间,从迈门辛省的乡畜牧办公室和兽医院收集整理了有关绵羊外科疾病的回顾性数据。数据分析采用了简单的描述性统计方法:结果:共记录了 788 个绵羊手术病例。绵羊的主要手术病症包括伤口(29.18%)、肌炎(15.10%)、腹胀(14.08%)、皮下囊肿(12.56%)和烂脚(8.24%)。此外,还有脓肿(6.47%)、角骨折(4.56%)、闭锁(3.93%)、皮样囊肿(1.64%)、狗咬伤(1.90%)、蹄过长(1.52%)和绞窄性乳腺炎(0.63%)。与幼羊(26.64%)相比,成年羊(73.35%)更容易患上外科疾病。在成年羊中,肌炎、腹胀、皮下囊肿和烂脚病的发病率较高。在雌羊中,肌炎、皮下囊肿、腹胀和脓肿的发病率高于雄羊。成年羊的外科疾病发生率在雨季相对较高,其次是夏季、秋季和冬季:结论:本研究的结果突显了绵羊外科疾病的不同人口分布。观察到的模式表明,外科疾病对研究地区的绵羊饲养构成了巨大威胁。
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引用次数: 0
Prevalence and antibiotic susceptibility profile of Staphylococcus aureus in clinical and subclinical mastitis milk samples 临床和亚临床乳腺炎牛奶样本中金黄色葡萄球菌的流行率和抗生素敏感性概况
Pub Date : 2023-11-27 DOI: 10.33109/bjvmjj2023fam2
M.F. Hoque, A. F. Mehedi, E. M. S. Chowdhury, H. Hossain, M. Imranuzzaman, M. N. Islam, E. A. Rana, A. Ahad
Background: Staphylococcus aureus is the most commonly isolated bacterial pathogen in clinical and subclinical mastitis among cows. This study aimed to investigate the prevalence of Staphylococcus aureus, including MRSA (Methicillin-resistant Staphylococcus aureus), in cows with clinical and subclinical mastitis in Cumilla and Chattogram regions. Additionally, antimicrobial resistance patterns were identified. Methods: A total of 429 milk samples were collected from different teats of 125 cows with clinical and subclinical mastitis across 15 farms. Standard bacteriological methods were applied to isolate and identify Staphylococcus aureus. Confirmation of Staphylococcus aureus was achieved through PCR for the presence of the nuc gene. Antimicrobial susceptibility testing was conducted for 11 antimicrobials. Isolates showing resistance to cefoxitin and oxacillin underwent mecA gene screening to identify MRSA. Multivariable logistic regression models were used to identify risk factors associated with the presence of Staphylococcus aureus Results: The study revealed that 13.54% (95% CI, 5.00–38.78%) of mastitis-infected cows tested positive for Staphylococcus aureus. Staphylococcus aureus isolates showed the highest resistance to penicillin, cloxacillin, and streptomycin (61.54%, 53.85%, and 53.85%, respectively), while manifesting the least resistance to ciprofloxacin, ceftriaxone, and sulfamethoxazole + trimethoprim (92%, 77%, and 77%, respectively), and gentamycin (69.23%). The prevalence of MRSA was 2.08% (95% CI, 1.55–38.34%). Conclusion: This study represents the first report of MRSA in clinical and subclinical mastitis milk samples in Bangladesh. The findings emphasize the importance of ongoing monitoring of Staphylococcus aureus and MRSA in mastitis cases, considering their prevalence and patterns of antimicrobial resistance.
背景:金黄色葡萄球菌是奶牛临床和亚临床乳腺炎中最常分离到的细菌病原体。本研究旨在调查金黄色葡萄球菌(包括 MRSA(耐甲氧西林金黄色葡萄球菌))在库米拉(Cumilla)和恰特洛格(Chattogram)地区临床和亚临床乳腺炎奶牛中的流行情况。此外,还确定了抗菌药耐药性模式。研究方法从 15 个牧场的 125 头患有临床和亚临床乳腺炎的奶牛的不同乳头中收集了 429 份牛奶样本。采用标准细菌学方法分离和鉴定金黄色葡萄球菌。通过 PCR 检测是否存在 nuc 基因来确认金黄色葡萄球菌。对 11 种抗菌药物进行了药敏试验。对头孢西丁和奥沙西林产生耐药性的分离株接受了 mecA 基因筛查,以确定 MRSA。采用多变量逻辑回归模型确定与金黄色葡萄球菌存在相关的风险因素:研究显示,13.54%(95% CI,5.00-38.78%)的乳腺炎感染奶牛的金黄色葡萄球菌检测呈阳性。分离出的金黄色葡萄球菌对青霉素、氯霉素和链霉素的耐药性最高(分别为 61.54%、53.85% 和 53.85%),而对环丙沙星、头孢曲松、磺胺甲恶唑+三甲氧苄(分别为 92%、77% 和 77%)和庆大霉素(69.23%)的耐药性最低。MRSA 感染率为 2.08%(95% CI,1.55%-38.34%)。结论本研究是孟加拉国首次报告临床和亚临床乳腺炎牛奶样本中的 MRSA。考虑到金黄色葡萄球菌和 MRSA 的流行情况和抗菌药耐药性模式,研究结果强调了持续监测乳腺炎病例中金黄色葡萄球菌和 MRSA 的重要性。
{"title":"Prevalence and antibiotic susceptibility profile of Staphylococcus aureus in clinical and subclinical mastitis milk samples","authors":"M.F. Hoque, A. F. Mehedi, E. M. S. Chowdhury, H. Hossain, M. Imranuzzaman, M. N. Islam, E. A. Rana, A. Ahad","doi":"10.33109/bjvmjj2023fam2","DOIUrl":"https://doi.org/10.33109/bjvmjj2023fam2","url":null,"abstract":"Background: Staphylococcus aureus is the most commonly isolated bacterial pathogen in clinical and subclinical mastitis among cows. This study aimed to investigate the prevalence of Staphylococcus aureus, including MRSA (Methicillin-resistant Staphylococcus aureus), in cows with clinical and subclinical mastitis in Cumilla and Chattogram regions. Additionally, antimicrobial resistance patterns were identified. Methods: A total of 429 milk samples were collected from different teats of 125 cows with clinical and subclinical mastitis across 15 farms. Standard bacteriological methods were applied to isolate and identify Staphylococcus aureus. Confirmation of Staphylococcus aureus was achieved through PCR for the presence of the nuc gene. Antimicrobial susceptibility testing was conducted for 11 antimicrobials. Isolates showing resistance to cefoxitin and oxacillin underwent mecA gene screening to identify MRSA. Multivariable logistic regression models were used to identify risk factors associated with the presence of Staphylococcus aureus Results: The study revealed that 13.54% (95% CI, 5.00–38.78%) of mastitis-infected cows tested positive for Staphylococcus aureus. Staphylococcus aureus isolates showed the highest resistance to penicillin, cloxacillin, and streptomycin (61.54%, 53.85%, and 53.85%, respectively), while manifesting the least resistance to ciprofloxacin, ceftriaxone, and sulfamethoxazole + trimethoprim (92%, 77%, and 77%, respectively), and gentamycin (69.23%). The prevalence of MRSA was 2.08% (95% CI, 1.55–38.34%). Conclusion: This study represents the first report of MRSA in clinical and subclinical mastitis milk samples in Bangladesh. The findings emphasize the importance of ongoing monitoring of Staphylococcus aureus and MRSA in mastitis cases, considering their prevalence and patterns of antimicrobial resistance.","PeriodicalId":8721,"journal":{"name":"Bangladesh Journal of Veterinary Medicine","volume":"30 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-11-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139230536","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Effects of repeatedly heated cooking oil consumption in mice: a study on health implications 反复加热食用油对小鼠健康影响的研究
Pub Date : 2023-09-27 DOI: 10.33109/bjvmjj2023lam1
I. J. Seema, R. Islam, S. John, F. Akter, N. Sultana, S. Sharmin, M. R. Islam
Background: Cooking oils are a major part of human diets, but repeated use of heated oils can have detrimental effects on consumer health. This study aims to investigate the impact of different heating grades of vegetable oils on the hemato-biochemical parameters and vital organs like the heart, liver, kidney, and intestine in mice. Methods: Thirty mice were randomly assigned to different treatment groups, including a control group (diet only), unheated cooking oil (UHCO) group, single heated cooking oil (SHCO) group, three times repeatedly heated cooking oil (3RHCO) group, and repeatedly heated cooking oil (ReHCO) group. Blood and organ samples were collected on day 31 to investigate hemato-biochemical parameters and histo-morphological alterations in response to the oil treatments. Results: The oil-treated groups showed significant (P<0.05) decreases in the total erythrocyte, leukocyte, and hemoglobin levels. Meanwhile, serum levels of total cholesterol, triglyceride, high-density lipoprotein, glucose, and creatinine increased significantly (P<0.05), while low-density lipoprotein and protein levels dropped markedly in the treatment groups. Severe histo-morphological alterations were also found in the liver (hepatocytic degeneration with hydropic change in the 3RHCO and ReHCO groups), kidney (glomerular atrophy with increased glomerular space, tubular degeneration, and lymphocytic infiltration in the SHCO, 3RHCO, and ReHCO groups), and colon (lymphocytic infiltration in the mucosal layer of ReHCO group). Conclusions: These findings suggest that the consumption of heated oils can have severe adverse effects on consumers' health, leading to alterations in blood chemistry and damage to vital organs.
背景:食用油是人类饮食的重要组成部分,但反复使用加热过的食用油会对消费者的健康产生有害影响。本研究旨在探讨不同加热等级植物油对小鼠血液生化指标及心、肝、肾、肠等重要器官的影响。方法:将30只小鼠随机分为对照组(纯日粮)、未加热食用油(UHCO)组、单次加热食用油(SHCO)组、三次重复加热食用油(3RHCO)组和重复加热食用油(ReHCO)组。第31天采集大鼠血液和器官标本,观察油处理对大鼠血液生化参数和组织形态学的影响。结果:油处理组大鼠红细胞、白细胞、血红蛋白水平显著降低(p < 0.05)。同时,各治疗组血清总胆固醇、甘油三酯、高密度脂蛋白、葡萄糖、肌酐水平显著升高(P<0.05),低密度脂蛋白和蛋白水平显著降低。肝脏(3RHCO和ReHCO组肝细胞变性伴水肿改变)、肾脏(SHCO、3RHCO和ReHCO组肾小球萎缩伴肾小球间隙增大、肾小管变性及淋巴细胞浸润)和结肠(ReHCO组粘膜淋巴细胞浸润)均出现严重的组织形态学改变。结论:这些发现表明,食用加热过的油会对消费者的健康产生严重的不良影响,导致血液化学变化和重要器官受损。
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引用次数: 0
Impact of chilling duration on sperm quality of indigenous buck semen in the Coastal Area of Bangladesh 冷藏时间对孟加拉沿海地区本地雄鹿精液精子质量的影响
Pub Date : 2023-09-07 DOI: 10.33109/bjvmjj2023fam1
M. Swarna, S. Biswas, D. Biswas, N. G. Saha, A. Paul
Background: Assessing semen characteristics is an important step before semen preservation. This study aimed to collect, evaluate, and preserve indigenous buck semen in the coastal area of Bangladesh.Methods: The study was conducted at the Theriogenology and Animal Reproductive Biotechnology Laboratory, Department of Medicine, Surgery and Obstetrics, Patuakhali Science and Technology University, from July 2021 to June 2022. We selected four bucks based on non-return rate, pregnancy rate of does, and various parameters including age, body weight, scrotal circumference, and testicular epididymal length. These selected animals received a regimen of vitamins, minerals, anthelmintics, and concentrated feed. Semen was collected using the artificial vagina method, and data on color, odor, volume, viscosity, mass activity, consistency, concentration, and individual sperm motility were recorded and analyzed after collection. Results: The semen of bucks exhibited a creamy white color and a fishy odor. The mean (±SD) of scrotal circumference (SC) of four bucks was 20.43±0.52, while the testicular epididymal length (TEL) was 11.03±0.59. Buck-2 (B-2) and buck-1 (B-1) showed significantly (p<0.05) higher volumes than buck-3 (B-3), and buck (B-4). B-1 also displayed significantly (p<0.05) higher mass activity compared to B-2, B-3, and B-4. In addition, B-2 and B-1 showed significantly (p<0.05) greater consistency than B-3, and B-4. The highest concentrations were observed in B-2 and B-1 compared to B-3 and B-4. In terms of individual sperm motility, B-1 showed significantly (p<0.05) higher motility (81.0±05.16) than B-2 (71.0±03.94), B-3 (66.0±03.94), and B-4 (80.0±07.45). Regarding chilling duration, a significant reduction in sperm motility was observed during storage at 4°C. This indicated that sperm motility varied significantly (p ≤ 0.000) with varying chilling durations. Conclusions: The study suggests that the individual progressive sperm motility at 4°C gradually decreases but remains suitable for artificial insemination up to 72 h (≥50±7.65). B-1 and B-2 demonstrated relatively promising results in semen evaluation and preservation. Further study is necessary to determine the pregnancy rate of does after insemination with chilled semen.
背景:精液特征评估是精液保存前的重要步骤。本研究旨在收集、评估和保存孟加拉国沿海地区的土著雄鹿精液。方法:研究于2021年7月至2022年6月在帕图阿卡利科技大学医学、外科和产科医学与动物生殖生物技术实验室进行。我们根据不回头率,怀孕率,以及包括年龄,体重,阴囊周长,睾丸附睾长度在内的各种参数选择了四美元。这些选定的动物接受了维生素、矿物质、驱虫药和浓缩饲料的治疗。采用人工阴道法采集精液,采集后记录并分析精液的颜色、气味、体积、粘度、质量活性、稠度、浓度和单个精子活力等数据。结果:雄鹿精液呈乳白色,有鱼腥味。4雄犬阴囊围(SC)均值(±SD)为20.43±0.52,睾丸附睾长度(TEL)均值(11.03±0.59)。buck- 2 (B-2)和buck-1 (B-1)的体积显著高于buck-3 (B-3)和buck (B-4) (p<0.05)。B-1的质量活性显著高于B-2、B-3和B-4 (p<0.05)。B-2和B-1的一致性显著高于B-3和B-4 (p<0.05)。与B-3和B-4相比,B-2和B-1的浓度最高。在个体精子活力方面,B-1(81.0±05.16)显著高于B-2(71.0±03.94)、B-3(66.0±03.94)和B-4(80.0±07.45)(p<0.05)。关于冷冻时间,在4°C的储存期间观察到精子活力显著降低。这表明精子活力随冷却时间的变化而显著变化(p≤0.000)。结论:本研究提示,在4°C条件下,个体进行性精子活力逐渐降低,但仍适合人工授精72 h(≥50±7.65)。B-1和B-2在精液评估和保存方面表现出相对有希望的结果。冷冻精液授精后雌牛的受孕率有待进一步研究。
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引用次数: 0
Pattern of Anaemia among Non-haematological Malignant Patients in a Tertiary Care Hospital: A Cross-sectional Study 三级医院非血液学恶性患者的贫血模式:一项横断面研究
Pub Date : 2023-09-03 DOI: 10.3329/bjm.v34i3.68422
Mahbub Mayukh Rishad, Miftahul Jannat, Nur mohammad Rakib, Tania Sultana, Ishrat Binte Reza, Nawsabah Noor, Zafia Afrin, Monjurrahman, K. A. Azad
Background: Anaemia is a frequent complication in cancer patients and has been linked to a reduction in quality of life as well as a poor prognosis. Considering the paucity of dataregarding anaemia in non-haematological carcinoma in developing countries, this studyaimed to evaluate the pattern of anaemia in non-haematological carcinoma patients admitted in a tertiary care hospital of Bangladesh. Methods: This cross-sectional study was conducted over 56 adult anaemic patients of nonhaematological carcinoma inDhaka Medical College Hospital, from 1st of September 2017 to 1stdecember 2017.After getting written informed consent, a detailed history, clinical examination and thorough investigation were carried out in each patient. All the methods in the present study were carried out following the ethical guidelines of the 1975 Declaration of Helsinki.Data were recorded in separated case record form and analyzed by IBM SPSS version 26. Results: The majority of the study participants were male (62.5%), aged >50 years (64.3%), and from rural areas (60.7%). Metastasis affected 50% of the research participants, and colorectal carcinoma (17.9%) was the most common type of non-haematological carcinoma. The majority of patients had moderate to severe (73.2%), hypochromic (62.5%), and microcytic (62.5%) anemia. In contrast to patients without colorectal cancer, those who had it were more likely to get severe anemia (p=0.001). In patients with metastasis, the likelihood of having hemoglobin below 10 g/dL was 11.27 times higher than in patients without metastasis (COR = 11.27; 95% CI 2.23-56.86). Conclusion: Maximum anaemic non-haematogical patients had haemoglobin <10 g/dL with microcytosis and hypochromia. Bangladesh J Medicine 2023; 34(3): 192-198
背景:贫血是癌症患者的常见并发症,与生活质量下降和预后不良有关。考虑到发展中国家关于非血液病癌症患者贫血的数据缺乏,本研究旨在评估孟加拉国一家三级医院收治的非血液病癌症患者的贫血模式。方法:对2017年9月1日至2017年12月1日在印度医学院附属医院接受治疗的56例成人非血液学癌贫血患者进行横断面研究。在获得书面知情同意后,对每位患者进行详细的病史、临床检查和彻底的调查。本研究中的所有方法都是按照1975年赫尔辛基宣言的伦理准则进行的。数据以单独的病例记录表记录,并使用IBM SPSS version 26进行分析。结果:大多数研究参与者为男性(62.5%),年龄>50岁(64.3%),来自农村(60.7%)。转移影响了50%的研究参与者,结直肠癌(17.9%)是最常见的非血液学癌症类型。大多数患者有中度至重度(73.2%)、低色性(62.5%)和小细胞性(62.5%)贫血。与未患结直肠癌的患者相比,患有结直肠癌的患者更有可能患上严重贫血(p=0.001)。在有转移的患者中,血红蛋白低于10 g/dL的可能性是无转移患者的11.27倍(COR = 11.27;95% ci 2.23-56.86)。结论:重度贫血非血液病患者血红蛋白<10 g/dL,伴有小细胞增多和低色素血症。孟加拉国J医学2023;34 (3): 192 - 198
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引用次数: 0
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Bangladesh Journal of Veterinary Medicine
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