{"title":"Surveillance of Bovine Rotavirus A Diseases Using Diarrheic Samples from Calves Collected in Okayama Prefecture from 2017 to 2021","authors":"Yasuaki MITO, Koji UMEDA, Tohru SUZUKI","doi":"10.12935/jvma.76.e264","DOIUrl":"https://doi.org/10.12935/jvma.76.e264","url":null,"abstract":"2017～2021年にかけて岡山県で集めた子牛（2～257日齢）507頭から下痢症例516検体を用いて牛ロタウイルスA（RVA）感染症の発生を調査した．516検体中，152検体（29.5％）から牛RVAが検出された．診療回数，発症日齢，転帰，発症季節，性別に関して，感染の有無をもとに両群間で統計解析を実施した結果，牛RVA感染症はそれらの因子に関係なく，発生していた．上記の牛RVA陽性糞便のうち，25検体を用いてG遺伝子型及びP遺伝子型を決定した．その結果，G6P[5]，G6P[11]，G10P[11]がそれぞれ32％，24％，32％の割合で検出され，岡山県内には複数の異なる遺伝子型を有する牛RVA株が存在した．今回の研究を通じて，他県での調査と同様に，岡山県でも牛RVAが子牛下痢症の主要な病原体の一つであることが示唆された．","PeriodicalId":17329,"journal":{"name":"Journal of the Japan Veterinary Medical Association","volume":"9 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135755361","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}
{"title":"毛根を用いた牛ウイルス性下痢ウイルス抗原ELISA検査法の検討","authors":"Shiori OKAWARA, Kazunori MURAYAMA, Kiyohiko ANDOH, Asami NISHIMORI, Reina NISHIURA, Yuichi MATSUURA","doi":"10.12935/jvma.76.e283","DOIUrl":"https://doi.org/10.12935/jvma.76.e283","url":null,"abstract":"牛ウイルス性下痢ウイルス（BVDV）の持続感染（PI）牛検査において，スクリーニング効率向上を目的とした迅速かつ簡便な手法の検討は重要な課題である．今回，簡便に採材可能な毛根材料を用いてBVDV抗原ELISA検査を実施し，毛根の本数や前処理条件が検査結果に与える影響を評価した．PI牛3頭の毛根を用いた検討では，5本以上の毛根を用いることで3検体全てが，1本の毛根の場合は3検体中2検体が抗原ELISA陽性となった．毛根の処理液への浸漬時間の検討では，一晩（12時間以上）浸漬した際の数値と比較して，240分間の浸漬で90％以上，10～120分間の浸漬で約60％のS-N値が得られることを確認した．これらの結果は，BVDV抗原ELISAの材料として毛根を用いる際のサンプル処理条件に関する基盤情報となると考えられる．","PeriodicalId":17329,"journal":{"name":"Journal of the Japan Veterinary Medical Association","volume":"276 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135503569","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}
Megumi Kawai, M. Hayashi, Katsushige Takahashi, T. Shibahara, K. Sasai, M. Matsubayashi
{"title":"Identifications and Distributions of Multiple Species and Genotypes of Cryptosporidium at Farms with Calf Deaths and Treatments against Parasites","authors":"Megumi Kawai, M. Hayashi, Katsushige Takahashi, T. Shibahara, K. Sasai, M. Matsubayashi","doi":"10.12935/jvma.76.e18","DOIUrl":"https://doi.org/10.12935/jvma.76.e18","url":null,"abstract":"","PeriodicalId":17329,"journal":{"name":"Journal of the Japan Veterinary Medical Association","volume":"41 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"75723934","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}
{"title":"乳房炎原因菌簡易推定及び薬剤感受性判定培地の開発","authors":"M. Usui, Misaki Akiyoshi, Sayaka Ohashi, T. Kato","doi":"10.12935/jvma.76.e170","DOIUrl":"https://doi.org/10.12935/jvma.76.e170","url":null,"abstract":"","PeriodicalId":17329,"journal":{"name":"Journal of the Japan Veterinary Medical Association","volume":"84 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"75905286","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}
Mayumi Tsukamoto, Toshihiro Kariya, Tatsuya Yamazaki, Urara Obata, Koshi Mukojima, S. Murase, H. Asakura, Y. Morita
{"title":"Bacterial Counts and Microbiota Community on Foreign Substances Adhering to the Surface of Japanese Black Cattle Carcasses","authors":"Mayumi Tsukamoto, Toshihiro Kariya, Tatsuya Yamazaki, Urara Obata, Koshi Mukojima, S. Murase, H. Asakura, Y. Morita","doi":"10.12935/jvma.76.e11","DOIUrl":"https://doi.org/10.12935/jvma.76.e11","url":null,"abstract":"","PeriodicalId":17329,"journal":{"name":"Journal of the Japan Veterinary Medical Association","volume":"35 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"82516447","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}
Shin Kakihara, Hisato Narushige, Hiroki Sano, Hisatoshi Tashiro, Akifumi Ohtani, F. Yanagisawa, Masaharu Watanabe, N. Yamanaka
{"title":"Mass Acorn Poisoning of Japanese Black Breeding Cattle","authors":"Shin Kakihara, Hisato Narushige, Hiroki Sano, Hisatoshi Tashiro, Akifumi Ohtani, F. Yanagisawa, Masaharu Watanabe, N. Yamanaka","doi":"10.12935/jvma.76.e45","DOIUrl":"https://doi.org/10.12935/jvma.76.e45","url":null,"abstract":"","PeriodicalId":17329,"journal":{"name":"Journal of the Japan Veterinary Medical Association","volume":"12 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"80620578","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}
Shinji Takai, Yasunori Suzuki, H. Kabeya, Masako Andoh, Takao Irie, Akiko Yamazaki, Yumi Une, Hiromu Sugiyama, Hiroshi Asakura, Ken Maeda
{"title":"わが国における野生獣肉のペットフード利活用の現状と課題","authors":"Shinji Takai, Yasunori Suzuki, H. Kabeya, Masako Andoh, Takao Irie, Akiko Yamazaki, Yumi Une, Hiromu Sugiyama, Hiroshi Asakura, Ken Maeda","doi":"10.12935/jvma.76.e213","DOIUrl":"https://doi.org/10.12935/jvma.76.e213","url":null,"abstract":"","PeriodicalId":17329,"journal":{"name":"Journal of the Japan Veterinary Medical Association","volume":"117 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"83063253","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}
{"title":"Antimicrobial Susceptibility and Distribution of Antibiotic Resistance Genes of Non-Agalactiae <i>Streptococcus</i> Species Isolated from Dairy Cattle with Mastitis in Tochigi, Japan","authors":"Kiyoko KATO, Yukizi SHIRAI, Shinpei KOIKE","doi":"10.12935/jvma.76.e297","DOIUrl":"https://doi.org/10.12935/jvma.76.e297","url":null,"abstract":"環境性レンサ球菌（OS）による乳房炎は適切な抗菌性物質選択による治療が重要だが，国内の薬剤感受性状況の報告は少ない．そこで，2010～2012年（前期）及び2016～2018年（後期）に栃木県内の乳房炎罹患牛から分離されたOS96株（前期：49，後期：47）について，薬剤感受性及び耐性遺伝子保有状況を調査した．前期後期ともに分離OS株の4割以上がStreptococcus uberisであった．また，テトラサイクリン（TC）に対しては前期で9.5％，後期で36.4％，ピルリマイシン（PLM）に対しては前期で14.3％，後期で31.8％の株が耐性を示し，後期の方が両薬剤に対する耐性菌の割合が高かった．TC及びPLMについては，耐性遺伝子（tet(O)，tet(S)，tet(M)及びlinB）保有と薬剤耐性がおおむね一致し，薬剤耐性に耐性遺伝子獲得が関わることが示唆された．さらに，エリスロマイシン(EM)耐性S. uberisでは耐性遺伝子erm(B)保有株が確認され，EMだけでなくPLMの最小発育阻止濃度も高い傾向が認められた．","PeriodicalId":17329,"journal":{"name":"Journal of the Japan Veterinary Medical Association","volume":"13 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135611102","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}
Mitsushi Kobayashi, Kouji Furuuchi, Jin Onodera, F. Koike, Y. Tsuji, Mayumi Shimamura, H. Toyofuku
{"title":"Total Aerobic Plate Count Analysis of Japanese Black Cattle (Wagyu ) Carcasses and Products from Fiscal Year 2010 to 2019","authors":"Mitsushi Kobayashi, Kouji Furuuchi, Jin Onodera, F. Koike, Y. Tsuji, Mayumi Shimamura, H. Toyofuku","doi":"10.12935/jvma.76.e105","DOIUrl":"https://doi.org/10.12935/jvma.76.e105","url":null,"abstract":"","PeriodicalId":17329,"journal":{"name":"Journal of the Japan Veterinary Medical Association","volume":"191 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"83064492","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}
{"title":"Supporting Children Who Refuse to Go to School Using Animal Assisted Therapy","authors":"Yoshimi Matsuzawa, Kanae Tsuzuki","doi":"10.12935/jvma.76.e28","DOIUrl":"https://doi.org/10.12935/jvma.76.e28","url":null,"abstract":"","PeriodicalId":17329,"journal":{"name":"Journal of the Japan Veterinary Medical Association","volume":"9 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"84963568","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}
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