Mori K, Otomaru K, Kato T, Yokota O, Ohtsuka H. .  Field Trial of Antibody Response To Inactivated Bacterial Vaccine in Young Holstein Calves: Influence of Animal Health Status .  J Vet Res66 ( 1 ) 109 - 116   2022.5Field Trial of Antibody Response To Inactivated Bacterial Vaccine in Young Holstein Calves: Influence of Animal Health StatusReviewed

Otomaru K. Oishi S. Fujimura Y. Nagai K. Yamauchi S. Nochi T. .  Effect of ascorbic acid supplementation on fecal Immunoglobulin A in Japanese Black calves. .  Japan Agricultural Research Quarterly56   171 - 176   2022.4Effect of ascorbic acid supplementation on fecal Immunoglobulin A in Japanese Black calves. Reviewed

Maternal Nutrition During Gestation Alters Histochemical Properties, and mRNA and microRNA Expression in Adipose Tissue of Wagyu Fetuses. .    12   2022.2Maternal Nutrition During Gestation Alters Histochemical Properties, and mRNA and microRNA Expression in Adipose Tissue of Wagyu Fetuses.

Muroya S, Zhang Y, Otomaru K, Oshima K, Oshima I, Sano M, Roh S, Ojima K, Gotoh T .  Maternal Nutrient Restriction Disrupts Gene Expression and Metabolites Associated with Urea Cycle, Steroid Synthesis, Glucose Homeostasis, and Glucuronidation in Fetal Calf Liver. .  Metabolites12   2022.2Maternal Nutrient Restriction Disrupts Gene Expression and Metabolites Associated with Urea Cycle, Steroid Synthesis, Glucose Homeostasis, and Glucuronidation in Fetal Calf Liver.

Effects of low and high levels of maternal nutrition consumed for the entirety of gestation on the development of muscle, adipose tissue, bone, and the organs of Wagyu cattle fetuses .    92   e13600. doi: 10.1111/asj.13600   2021.12Effects of low and high levels of maternal nutrition consumed for the entirety of gestation on the development of muscle, adipose tissue, bone, and the organs of Wagyu cattle fetusesReviewed

Maternal Undernutrition during Pregnancy Alters Amino Acid Metabolism and Gene Expression Associated with Energy Metabolism and Angiogenesis in Fetal Calf Muscle. .  Metabolites11 ( 9 )   2021.9Maternal Undernutrition during Pregnancy Alters Amino Acid Metabolism and Gene Expression Associated with Energy Metabolism and Angiogenesis in Fetal Calf Muscle.Reviewed

乙丸孝之介, 大石祥子, 藤村裕, 永井克尚, 脇 一志 .  黒毛和種若齢子牛に対するPasteurella multocida，Mannheimia haemolytica，Histophilus somni 混合不活化ワクチンの呼吸器病予防効果 .  日本獣医師会雑誌74 ( 2 ) 127 - 131   2021.2黒毛和種若齢子牛に対するPasteurella multocida，Mannheimia haemolytica，Histophilus somni 混合不活化ワクチンの呼吸器病予防効果Reviewed

Otomaru K, Oishi S, Fujimura Y, Iwamoto Y, Nagai K, Ijiri M .  Vitamin C Supplementation on The Blood Oxidative Stress and Antibody Titre Against Histophilus Somni Vaccination in Calves .  Journal of veterinary research65 ( 1 ) 73 - 78   2021.1Vitamin C Supplementation on The Blood Oxidative Stress and Antibody Titre Against Histophilus Somni Vaccination in CalvesReviewed

乙丸孝之介, 大石祥子, 藤村裕, 岩本悠紀, 永井克尚, 百武幸治 .  離乳後の黒毛和種子牛におけるビタミンE投与と酸化ストレスバイオマーカー，牛RSウイルスワクチン接種に対する抗体産生への影 .  日本獣医師会雑誌73 ( 12 ) 719 - 725   2020.12離乳後の黒毛和種子牛におけるビタミンE投与と酸化ストレスバイオマーカー，牛RSウイルスワクチン接種に対する抗体産生への影

Inatomi T, Otomaru K .  Effects of heat-killed Enterococcus faecalis T-110 supplementation on gut immunity, gut flora, and intestinal infection in naturally aged hamsters .    15 ( 12 )   2020.12Effects of heat-killed Enterococcus faecalis T-110 supplementation on gut immunity, gut flora, and intestinal infection in naturally aged hamstersReviewed

乙丸 孝之介, 永井 克尚, 百武 幸治, 久保田 修一, 兼重 貴裕, 窪田 力 .  黒毛和種子牛に対するHistophilus somni 不活化ワクチン投与後の抗体応答 .  日本獣医師会雑誌72 ( 8 ) 477 - 480   2019.8黒毛和種子牛に対するHistophilus somni 不活化ワクチン投与後の抗体応答Reviewed

Nagai K, Otomaru K, Ogawa R, Oishi S, Wataya K, Honkawa Y, Iwamoto Y, Ando T, Hyakutake K, Shirahama H, Habiby G, Kubota C .  Effect of combined vaccination for Pasteurella multocida, Mannheimia haemolytica, and Histophilus somni to prevent respiratory diseases in young Japanese Black calves in the field. .  The Journal of veterinary medical science 81 ( 9 ) 1355 - 1358   2019.7Effect of combined vaccination for Pasteurella multocida, Mannheimia haemolytica, and Histophilus somni to prevent respiratory diseases in young Japanese Black calves in the field.Reviewed

乙丸 孝之介, 岩本 悠紀, 洪 惠英, 永井 克尚, 窪田 力, 山内 清哉, 野地 智法 .  黒毛和種子牛へのβカロテン経口投与が糞便中のIgA濃度に及ぼす影響 .  日本獣医師会雑誌72 ( 6 ) 344 - 347   2019.6黒毛和種子牛へのβカロテン経口投与が糞便中のIgA濃度に及ぼす影響Reviewed

Hayashi J, Otomaru K, Hirata M, Ishikawa S, Ikedo T, Horinouchi C, Kuramae T, Tsumagari K, Hobo S. .  Distribution of marbofloxacin in the bronchoalveolar region in healthy calves. .  The Journal of veterinary medical science81 ( 5 ) 730 - 733   2019.5Distribution of marbofloxacin in the bronchoalveolar region in healthy calves.Reviewed

Effect of Beta-Carotene Supplementation on the Serum Oxidative Stress Biomarker and Antibody Titer against Live Bovine Respiratory Syncytial Virus Vaccination in Japanese Black Calves. .    5 ( 4 ) 102   2018.12Effect of Beta-Carotene Supplementation on the Serum Oxidative Stress Biomarker and Antibody Titer against Live Bovine Respiratory Syncytial Virus Vaccination in Japanese Black Calves.Reviewed

Masatani T, Fereig RM, Otomaru K, Ishikawa S, Kojima I, Hobo S, Nishikawa Y .  Seroprevalence of Cryptosporidium parvum and Neospora caninum in cattle in the southern Kyushu region of Japan. .  Parasitology international67 ( 6 ) 763 - 767   2018.12Seroprevalence of Cryptosporidium parvum and Neospora caninum in cattle in the southern Kyushu region of Japan.Reviewed

Tsukahara T, Inatomi T, Otomaru K, Amatatsu M, Romero-Pérez GA, Inoue R .  Probiotic supplementation improves reproductive performance of unvaccinated farmed sows infected with porcine epidemic diarrhea virus. .  Animal science journal 89 ( 8 ) 1144 - 1151   2018.8Reviewed

Maternally and Naturally Acquired Antibodies to Histophilus somni in Japanese Black Calves .    71 ( 6 ) 298 - 301   2018.6Maternally and Naturally Acquired Antibodies to Histophilus somni in Japanese Black CalvesReviewed

Inatomi T, Otomaru K. .  Effect of dietary probiotics on the semen traits and antioxidative activity of male broiler breeders. .  Scientific reports8 ( 1 ) 5874   2018.4Reviewed

Oba M, Tsuchiaka S, Omatsu T, Katayama Y, Otomaru K, Hirata T, Aoki H, Murata Y, Makino S, Nagai M, Mizutani T. .  A new comprehensive method for detection of livestock-related pathogenic viruses using a target enrichment system. .  Biochemical and biophysical research communications495 ( 2 ) 1871 - 1877   2018.1Reviewed

乙丸孝之介　稲富太樹夫 .  黒毛和種去勢牛の肥育後期における生菌剤の投与効果 .  産業動物臨床医学雑誌8   15 - 19   2017.8黒毛和種去勢牛の肥育後期における生菌剤の投与効果Reviewed

Tsuchiaka S, Rahpaya SS, Otomaru K, Aoki H, Kishimoto M, Naoi Y, Omatsu T, Sano K, Okazaki-Terashima S, Katayama Y, Oba M, Nagai M, Mizutani T .  Identification of a novel bovine enterovirus possessing highly divergent amino acid sequences in capsid protein .  BMC Microbiol17 ( 18 )   2017.1Identification of a novel bovine enterovirus possessing highly divergent amino acid sequences in capsid proteinReviewed

Yoshida S, Mitani H, Kamata M, Ohtsuka A, Otomaru K, Obi T, Kanouchi H .  Effect of the dietary fermented mushroom bed on egg production in hens .  Biosci Biotechnol Biochem   2017Effect of the dietary fermented mushroom bed on egg production in hensReviewed

Otomaru K, Ono K, Wataya K, Akioka K, Ando T, Yabuki A, Kubota C, Noriaki Miyoshi N, Kawasaki Y .  Hydromyelia in a Japanese Black calf .  J Vet Med Sci   2017Hydromyelia in a Japanese Black calfReviewed

Otomaru K .  Serum retinol and β-carotene values in Japanese Black calves in Kagoshima Prefecure, Japan .  J Anim Vet Adv   2017Serum retinol and β-carotene values in Japanese Black calves in Kagoshima Prefecure, JapanReviewed

Horimoto T, Hiono T, Mekata H, Odagiri T, Lei Z, Kobayashi T, Norimine J, Inoshima Y, Hikono H, Murakami K, Sato R, Murakami H, Sakaguchi M, Ishii K, Ando T, Otomaru K, Ozawa M, Sakoda Y, Murakami S .  Nationwide Distribution of Bovine Influenza D Virus Infection in Japan .  PLoS One28 ( 9 )   2016.9Nationwide Distribution of Bovine Influenza D Virus Infection in JapanReviewed

Otomaru K, Hirata M, Ikedo T, Horinouchi C, Nogushi M, Ihikawa S, Nagata S, Hobo S .  Intrapulmonary concentration of enrofloxacin in healthy calves .  J Vet Med Sci78 ( 4 ) 681 - 683   2016.4Intrapulmonary concentration of enrofloxacin in healthy calvesReviewed

Otomaru K, Naoi Y, Haga K, Omatsu T, Uto T, Koizumi M, Masuda T, Yamasato H, Takai H, Aoki H, Tsuchiaka S, Sano K, Okazaki S, Katayama Y, Oba M, Furuta T, Shirai J, Katayama K, Mizutani T, Nagai M .  Detection of novel kobu-like viruses in Japanese black cattle in Japan .  J Vet Med Sci78 ( 2 ) 321 - 324   2016.2Detection of novel kobu-like viruses in Japanese black cattle in JapanReviewed

Otomaru K, Wataya K, Uto T, Kasai K .  Blood biochemical values in Japanese Black calves in Kagoshima Prefecture, Japan .  J Vet Med Sci78 ( 2 ) 301 - 303   2016.2Blood biochemical values in Japanese Black calves in Kagoshima Prefecture, JapanReviewed

乙丸 孝之介, 楠田 絵梨子, 米重 隆一, 笠井 圭 .  黒毛和種子牛の呼吸器病における血清亜鉛濃度 .  産業動物臨床医学雑誌7   20 - 23   2016.1黒毛和種子牛の呼吸器病における血清亜鉛濃度Reviewed

Ito M, Tsuchiaka S, Naoi Y, Otomaru K, Sato M, Masuda T, Haga K, Oka T, Yamasato H, Omatsu T, Sugimura S, Aoki H, Furuya T, Katayama Y, Oba M, Shirai J, Katayama K, Mizutani T, Nagai M .  Whole genome analysis of Japanese bovine toroviruses reveals natural recombination between porcine and bovine toroviruses .  Infect Genet Evol38   90 - 95   2016.1Whole genome analysis of Japanese bovine toroviruses reveals natural recombination between porcine and bovine toroviruses

Kanouchi H, Kakimoto T, Nakano H, Suzuki M, Nakai Y, Shiozaki K, Akikoka K, Otomaru K, Nagano M, Matsumoto M .  The Brewed Rice Vinegar Kurozu Increases HSPA1A Expression and Ameliorates Cognitive Dysfunction in Aged P8 Mice .  PLoS One4 ( 11 )   2016.1The Brewed Rice Vinegar Kurozu Increases HSPA1A Expression and Ameliorates Cognitive Dysfunction in Aged P8 Mice

Fujikawa T, Nagano M, Wada M, Saito Y, Otomaru K, Mimura N, Fujiki M, Kubota C .  Consideration of Diagnosis and Surgical Treatment of Tracheal Stenosis Caused by Rib Fracture in Calves .  J. Jpn. Vet. Med. Assoc.69   267 - 270   2016.1Consideration of Diagnosis and Surgical Treatment of Tracheal Stenosis Caused by Rib Fracture in Calves

Nagai M, Omatsu T, Aoki H, Otomaru K, Uto T, Koizumi M, Minami-Fukuda F, Takai H, Murakami T, Masuda T, Yamasato H, Shiokawa M, Tsuchiaka S, Naoi Y, Sano K, Okazaki S, Katayama Y, Oba M, Furuya T, Shirai J, Mizutani T .  Full genome analysis of bovine astrovirus from fecal samples of cattle in Japan: identification of possible interspecies transmission of bovine astrovirus .  Arch Virol160 ( 10 ) 2491 - 3501   2015.10Full genome analysis of bovine astrovirus from fecal samples of cattle in Japan: identification of possible interspecies transmission of bovine astrovirusReviewed

Otomaru K, Fujikawa T, Saito Y, Ando T, Obi T, Miura N, Kubota C .  Diagnostic imaging of intra-abdominal cyst in heifer using the computed tomography .  J Vet Med Sci77 ( 9 ) 1191 - 1193   2015.9Diagnostic imaging of intra-abdominal cyst in heifer using the computed tomographyReviewed

Otomaru K, Shiga H, Kanome J, Yanagita K .  Blood biochemical values in Japanese Black breeding cows in Kagoshima Prefecture, Japa .  J Vet Med Sci77 ( 8 ) 1021 - 1023   2015.8Blood biochemical values in Japanese Black breeding cows in Kagoshima Prefecture, JapaReviewed

Otomaru K, Saito S, Endo K, Kohiruimaki M, Fukuyama S, Ohtsuka H .  Effect of supplemental vitamin E on the peripheral blood leukocyte population in Japanese Black calves .  J Vet Med Sci77 ( 8 ) 985 - 988   2015.8Effect of supplemental vitamin E on the peripheral blood leukocyte population in Japanese Black calvesReviewed

Otomaru K, Kubota S, Tokimori M .  Maternally and Naturally Acquired Antibody to Pasteurella multocida in Japanese Black Calves .  The Pakistan Veterinary Journal35 ( 1 ) 108 - 110   2015.1Maternally and Naturally Acquired Antibody to Pasteurella multocida in Japanese Black CalvesReviewed

乙丸孝之介，志賀英恵，鹿海淳子，柳田孝司 .  鹿児島県における黒毛和種肥育去勢牛の血液生化学的性状 .  産業動物臨床医誌5 ( 4 ) 185 - 190   2014.12鹿児島県における黒毛和種肥育去勢牛の血液生化学的性状Reviewed

乙丸孝之介，志賀英恵，時森麻紀子 .  1繁殖農場で飼養された黒毛和種雄子牛の各発育ステージにおける血液生化学性状 .  産業動物臨床医誌5 ( 1 ) 15 - 19   2014.61繁殖農場で飼養された黒毛和種雄子牛の各発育ステージにおける血液生化学性状Reviewed

Otomaru K, Kubota S, Tokimori M .  Maternally and Naturally Acquired Antibody to Mannheimia haemolytica in Japanese Black Calves .  The Journal of veterinary medical science75 ( 12 ) 1675 - 1677   2013.12Maternally and Naturally Acquired Antibody to Mannheimia haemolytica in Japanese Black CalvesReviewed

Otomaru K, Saito S, Endo K, Kohiruimaki M, Fukuyama S, Ohtsuka H .  Effect of Supplemental Vitamin E on Antibody Titer in Japanese Black Calves Vaccinated Against Bovine Herpesvirus-1 .  The Journal of veterinary medical science75 ( 12 ) 1671 - 1673   2013.12Effect of Supplemental Vitamin E on Antibody Titer in Japanese Black Calves Vaccinated Against Bovine Herpesvirus-1Reviewed

乙丸孝之介, 志賀英恵, 時森麻紀子 .  離乳後の子牛に対する生菌剤の投与効果 .  産業動物臨床医学雑誌4 ( 1 ) 21 - 24   2013.6離乳後の子牛に対する生菌剤の投与効果Reviewed

乙丸孝之介, 志賀英恵, 柳田孝司 .  鹿児島県における黒毛和種肥育雌牛の血液生化学的性状 .  産業動物臨床医学雑誌3 ( 4 ) 169 - 173   2012.12鹿児島県における黒毛和種肥育雌牛の血液生化学的性状Reviewed

乙丸孝之介, 久保田整, 大塚浩通, 安藤貴朗, 小岩政照 .  黒毛和種導入子牛に対するPasteurella multocida，Mannheimia haemolytica，Histophilus somni混合不活化ワクチンの呼吸器病予防効果 .  日本獣医師会雑誌65 ( 10 ) 767 - 770   2012.10黒毛和種導入子牛に対するPasteurella multocida，Mannheimia haemolytica，Histophilus somni混合不活化ワクチンの呼吸器病予防効果Reviewed

乙丸孝之介, 稲富多樹夫，大塚浩通, 安藤貴朗, 小岩政照 .  黒毛和種子牛に対するMannheimia haemolytica不活化ワクチン投与後の抗体応答とビタミンEの関連性 .  家畜感染症学会誌1 ( 1 ) 31 - 34   2012.6黒毛和種子牛に対するMannheimia haemolytica不活化ワクチン投与後の抗体応答とビタミンEの関連性Reviewed

乙丸孝之介, 大塚浩通, 安藤貴朗, 小岩政照： .  野外における黒毛和種子牛に対するMannheimia haemolytica不活化ワクチンの有効性の検討 .  日本獣医師会雑誌64 ( 10 ) 787 - 790   2011.10野外における黒毛和種子牛に対するMannheimia haemolytica不活化ワクチンの有効性の検討Reviewed

乙丸孝之介, 永田仰, 米重隆一 .  Mycoplasma bovisが分離された黒毛和種肥育牛における関節炎の3症例 .  日本家畜臨床感染症研究会誌6 ( 2 ) 61 - 65   2011.2Mycoplasma bovisが分離された黒毛和種肥育牛における関節炎の3症例Reviewed

大塚浩通, 乙丸孝之介, 小岩政照 .  肺炎子牛における血清腫瘍壊死因子と末梢血白血球ポピュレーション .  日本家畜臨床学会誌30 ( 2 ) 39 - 44   2007.8肺炎子牛における血清腫瘍壊死因子と末梢血白血球ポピュレーションReviewed

乙丸孝之介，久林朋憲，有木洋一，米重隆一，野尻雄二，山下和徳 .  牛の皮膚糸状菌に対する治療の検討 .  家畜診療53 ( 2 ) 113 - 118   2006.2牛の皮膚糸状菌に対する治療の検討Reviewed

乙丸孝之介 .  牛の代表的な皮膚病とその対処法 .  デーリィマン55 ( 7 ) 86 - 87   2005.7牛の代表的な皮膚病とその対処法Invited

乙丸孝之介, 永井克尚, 窪田力   新規な哺乳ロボットとセンサー・IoTを活用した和牛子牛の革新的生産技術開発への取り組み   International conference

日本畜産学会  日本畜産学会

乙丸孝之介   肉用牛の疾病とは   Invited

家畜感染症学会  家畜感染症学会