2020・2019・2018・2017・2016・2015・2014・2013・2012・2011

2010・2009・2008

■ 2020 ■

Fuke, N., Kitahara, G., Ito, S., Van Diep N, Ping Ping The, A., Izzati U.Z., Myint, O., Hirai, T., Torisu, S., Kaneko, Y., Sato, H., Hidaka, Y., Osawa, T., Yamaguchi, R.
Severe degenerative changes in cryptorchid testes in Japanese Black cattle
Veterinary Pathology, 57(3): 418-426. (2020) 

Lai, Y.C., Lai, Y.T., Rahman, M.M., Chen, H.W., Husna, A.A., Fujikawa, T., Ando, T., Kitahara, G., Koiwa, M., Kubota, C., Miura, N.
Bovine milk transcriptome analysis reveals microRNAs and RNU2 involved in mastitis
The FEBS Journal, 287: 1899-1918. (2020)

Yoshida R, Kitahara G, Osawa T.
Intrauterine infusion of povidone-iodine: Its effect on the endometrium and subsequent fertility in postpartum dairy cows
Journal of Veterinary Medical Science, 82(7): 926–934. (2020)

■ 2019 ■

El-Sheikh Ali, H., Kitahara, G., Nibe, K., Osawa, T.
Endocrinological characterization of an ovarian sex cord-stromal tumor with a Sertoli cell pattern in a Japanese Black cow
Reproduction in Domestic Animals, 54: 1501-1504. (2019)

Kino, E., Uematsu, M., Kitahara, G., Osawa, T., Sasaki, Y.
Quantitative relationship between climatic conditions and the conception rate of Japanese Black cattle in commercial cow-calf operations
Livestock Science, 228: 170-176. (2019)

Sasaki, Y., Kitai, N., Uematsu, M., Kitahara, G., Osawa, T.
Daily calving frequency and preterm calving is not associated with lunar cycle but preterm calving is associated with weather conditions in Japanese Black cows
PLoS One, 14(7): e0220255, doi: 10.1371/journal.pone.0220255. (2019)

Sinlapadeelerdkul, T., Sonoda, H., Uchida, K., Kitahara, G., Ikeda, M.
Release of urinary aquaporin-2-bearing extracellular vesicles is decreased in pregnant Japanese Black cattle
Journal of Veterinary Medical Science, 81: 1609-1615. (2019) 

■ 2018 ■

Funakura, H., Shiki, A., Tsubakishita, Y., Mido, S., Katamoto, H., Kitahara, G., Osawa T.
Validation of a novel timed artificial insemination protocol in beef cows with a functional corpus luteum detected by ultrasonography
Journal of Reproduction and Development, 64-2: 109-115. (2018)

Irikura, N., Uematsu, M, Kitahara, G., Osawa, T., and Sasaki, Y.
Association of interservice interval with conception rate in Japanese Black cattle
Reproduction in Domestic Animals, 53-4: 1020-1023. (2018)

Irikura, N., Uematsu, M., Kitahara, G., Osawa, T., Sasaki, Y.
Effects of service number on conception rate in Japanese black cattle
Reproduction in Domestic Animals, 53: 34-39. (2018)

Kitahara, G., El-Sheikh Ali, H., Ping Teh, A. P., Hidaka, Y., Haneda, S., Mido, S., Yamaguchi, R., Osawa, T.
Characterization of anti-Mullerian hormone in a case of bovine male pseudohermaphroditism
Reproduction in Domestic Animals, 53-3: 809-813. (2018)

Kubo, T., Iga, K., Fkujyu, N., Kizaki, K., Osawa, T., Izaike, Y., Takahashi, T.
Different prostaglandin F2α secretion in response to oxytocin injection between the pregnant and non-pregnant cows; Effect of the day of oxytocin challenge test for determining the difference
Animal Science Journal, 89-2: 332-339. (2018)

Nazhat, S.A., Kitahara, G., Kozuka, N., Mido, S., Sadawy M., El-Sheikh Ali, H., Osawa, T.
Associations of periparturient plasma biochemical parameters, endometrial leukocyte esterase and myeloperoxidase, and bacterial detection with clinical and subclinical endometritis in postpartum dairy cows
Journal of Veterinary Medical Science, 80-2: 302-310. (2018)

Rawy, M., Mido, S., El-Sheikh Ali, H., Ibrahim, D., Megahed, G., Kitahara, G., Osawa, T.
Effect of exogenous estradiol benzoate on uterine blood flow in postpartum dairy cows
Animal Reproduction Science, 192: 136-145. (2018)

Teh, A.P.P., Izzati, U.Z., Mori, K., Fuke, N., Hirai, T., Kitahara, G., Yamaguchi, R.
Histological and immunohistochemical evaluation of granulosa cells during different stages of folliculogenesis in bovine ovaries
Reproduction in Domestic Animals, 53-3: 569-581. (2018)

■ 2017 ■

El-Sheikh Ali, H., Kitahara, G., Takahashi, T., Mido, S., Sadawy, M., Kobayashi, I., Hemmi, K., Osawa, T.
Plasma anti-mullerian hormone profile in heifers from birth through puberty and relationship with puberty onset
Biology of Reproduction, 97-1: 153-161. (2017)

Lai, YC., Fujikawa, T., Ando, T., Kitahara, G., Koiwa, M., Kubota, C., Miura, N.
Rapid communication: MiR-92a as a housekeeping gene for analysis of bovine mastitis-related microRNA in milk
Journal of Animal Science, 95-6: 2732-2735. (2017)

Lai, YC., Fujikawa, T., Maemura, T., Ando, T., Kitahara, G., Endo, Y., Yamato, O., Koiwa, M., Kubota, C., Miura, N.
Inflammation-related microRNA expression level in the bovine milk is affected by mastitis
PLoS ONE, 12(5): e0177182, doi:10.1371/journal.pone.0177182. (2017)

Nabenishi, H., Kitahara, G., Takagi, S., Yamazaki, A., Osawa, T.
Relationship between plasma anti-mullerian hormone concentrations during the rearing period and subsequent embryo productivity in Japanese black cattle
Domestic Animal Endocrinology, 60: 19-24. (2017)

Sato, R., Kanai, E., Kitahara, G., Noguchi, M., Kawai, K., Shinozuka, Y., Tsukamoto, A., Ochiai, H., Onda, K., Steiner, A.
Transrectal guidance of the ovaries reduces operative time during bovine laparoscopic ovariectomy
Journal of Veterinary Medical Science, 79(12): 2019-2022. (2017)

Sueishi, Y., Kamogawa, E., Kimura, A., Kitahara, G., Satoh, H., Asanuma, T., Oowada, S.
Multiple free-radical scavenging (MULTIS) capacity in cattle serum
Journal of Clinical Biochemistry and Nutrition, 60-1: 76-80. (2017)

Tani C., Tani M., Morimoto Y., Kitahara G., Osawa T., Katamoto H., Okada T., Maoka T.
Comparison of carotenoid contents (beta-carotene and lutein) in the blood and follicular fluid of Japanese brown cattle during and after the grazing period
Carotenoid Science, 22: 23-28. (2017)

■ 2016 ■

Ghanem, E. M., Tezuka, E., Sasaki, Takahashi, M., Yamagishi, N., Izaike, Y., Osawa, T.
Correlation of blood metabolite concentrations and body condition scores with persistent postpartum uterine bacterial infection in dairy cows
Journal of Reproduction and Development, 62: 457-463. (2016)

Kitahara, G., Kamata, R., Sasaki, Y., El-Sheikh Ali, H., Mido, S., Kobayashi, I., Hemmi, K., Osawa, T.
Changes in peripheral anti-mullerian hormone concentration and their relationship with testicular structure in beef bull calves
Domestic Animal Endocrinology, 57: 127-132. (2016)

Mido, S., Murata, N., Rawy, M.S., Kitahara, G., Osawa, T.
Effects of intrauterine infusion of povidone-iodine on endometrial cytology and bacteriology in dairy cows with clinical endometritis
Journal of Veterinary Medical Science, 78-4: 551-556. (2016)

Sasaki, Y., Uematsu, M., Kitahara, G., Osawa, T.
Reproductive performance of Japanese black cattle: Association with herd size, season, and parity in commercial cow-calf operations
Theriogenology, 86: 2156-2161. (2016)

Uematsu, M., Kitahara, G., Sameshima, H., Osawa, T.
Serum selenium and liposoluble vitamins in Japanese black cows that had stillborn calves
Journal of Veterinary Medical Science, 78: 1501-1504. (2016)

■ 2015 ■

Devkota, B., Takahashi, M., Sato, S., Sasaki, K., Ueki, A., Osawa, T., Takahashi, M., Yamagishi, N.
Plasma fluctuation in estradiol-17β and bone resorption markers around parturition in dairy cows
Journal of Veterinary Medical Science, 77-7: 875-878. (2015)

El-Sheikh Ali, H., Kitahara, G., Torisu, S., Nibe, K., Kaneko, Y., Hidaka, Y., Osawa, T.
Evidence of spontaneous recovery of granulosa-theca cell tumor in a heifer: A retrospective report
Reproduction in Domestic Animals, 50: 696-703. (2015)

Ghanem, E. M., Tezuka, E., Devkota, B., Izaike, Y., Osawa, T.
Persistence of uterine bacterial infection, and its associations with endometritis and ovarian function in postpartum dairy cows
Journal of Reproduction and Development, 61-1: 54-60. (2015)

Irshad, A. R., Futamata, M., Kubo, T., Odashima, N., Katano, K., Osawa, T., Takahashi, T., Izaike, Y.
Development of piggyback programmable syringe pump and four-times a day injection regimen for superovulation in non-lactating holstein cows
Journal of Reproduction and Development, 61-5: 485-488. (2015)

Kaneko, Y., Torisu, S., Kitahara, G., Hidaka, Y., Satoh, H., Asanuma, T., Mizutani, S., Osawa, T., Naganobu, K.
Laparoscopic cryptorchidectomy in standing bulls
Journal of Veterinary Medical Science, 77-5: 631-635. (2015)

Tani, C., Tomokawa, K., Hemmi, K., Kobayashi, I., Kitahara, G., Katamoto, H., Tani, M.
Six types of bovine uterine enlargement and their outcomes monitored using mobile ultrasonography
『日本暖地畜産学会報』, 58-2: 179-187. (2015)

■ 2014 ■

Kino, S., Osawa, T., Mizuno, S., Watanabe, G., Taya, K., Izaike, Y.
Effect of postbreeding intramuscular administration of deslorelin acetate on plasma LH and progesterone concentrations and conception rate in mares
Journal of Equine Science, 25-1: 23-27. (2014)

Osawa, T.
International perspectives on the impacts of reproductive technologies on food production in Asia
Advances in Experimental Medicine and Biology, 752: 213-228. (2014)

Sasaki, Y., Uematsu, M., Kitahara, G., Osawa, T. Sueyoshi, M.
Effects of stillbirth and dystocia on subsequent reproductive performance in Japanese black cattle
The Veterinary Journal, 200: 462-463. (2014)

Tani, C., Maoka, T., Tani, M., Moritomo, Y., Okada, T., Kitahara, G., Katamoto, H.
Accumulation of xanthophylls from the phaffia yeast (xanthophyllomyces dendrorhrous) in calves
Journal of Oleo Science, 63-9: 943-951. (2014)

■ 2013 ■

Abdeen, A., Sonoda, H., Kobayashi, I., Kitahara, G., Ikeda, M.
A new method for rapid detection of the mutant allele for chediak-higashi syndrome in Japanese black cattle
Journal of Veterinary Medical Science, 75-9: 1237-1239. (2013)

Devkota, B., Takahashi, M., Sasaki, K., Osawa, T., Izaike, Y., Yamagishi, N.
Fluctuation in plasma bone metabolic markers in multiparous and primiparous holstein cows during early to peak lactation
Journal of Veterinary Medical Science, 75-9: 1257-1260. (2013)

El-Sheikh Ali, H., Kitahara, G., Nibe, K., Yamaguchi, R., Horii, Y., Zaabel, S., Osawa, T.
Plasma anti-mullerian hormone as a biomarker for bovine granulosa-theca cell tumors: Comparison with immunoreactive inhibin and ovarian steroid concentrations
Theriogenology, 80: 940-949. (2013)

El-Sheikh Ali, H., Kitahara, G., Tamura, Y., Kobayashi, I., Hemmi, K., Torisu, S., Sameshima, H., Horii, Y., Zaabel, S., Kamimura, S.
Presence of a temperature gradient among genital tract portions and the thermal changes within these portions over the estrous cycle in beef cows
Journal of Reproduction and Development, 59-1: 59-65. (2013)

Ghanem, E. M., Higuchi, H., Tezuka, E., Ito, H., Devkota, B., Izaike, Y., Osawa, T.
Mycoplasma infection in the uterus of early postpartum dairy cows and its relation to dystocia and endometritis
Theriogenology, 79: 180-185. (2013)

Giangaspero, M., Bonfini, B., Orusa, R., Osawa, T., Harasawa, R.
Epidemiological survey for toxoplasma gondii, chlamydia psittaci var. ovis, mycobacterium paratuberculosis, coxiella burnetii, brucella spp., leptospirosis, and orf virus among sheep from northern districts of Japan
Journal of Veterinary Medical Science, 75-5: 679-684. (2013)

Giangaspero, M., Orusa, R., Savini, G., Gennaro, A. D., Osawa, T., Harasawa, R. Serological survey to determine the occurrence of blue tongue virus, bovine leukemia virus and herpesvirus infections in the Japanese small ruminant population from northern districts Clinical Microbiology, 75-6: 815-818. (2013)

Giangaspero, M., Savini, G., Orusa, R., Osawa, T., Harasawa, R. Prevalence of antibodies against parainfluenza virus type 3, respiratory syncitial virus and bovine herpesvirus type 1 in sheep from northern prefectures of Japan Veterinaria Italiana, 49-3: 285-289. (2013)

Giangaspero, M., Savini, G., Osawa, T., Harasawa, R.
Serological survey to determine the occurrence of malignant catarrhal fever infection in the Japanese small ruminant population from northern districts
Journal of Veterinary Medical Science, 75-6: 815-818. (2013)

Hemmi, K., Kobayashi, I., Kajisa, M., Kitahara, G., Fukuyama, K., Harada, H., Kamimura., S.
Effects of AI protocol and time interval from onset of estrus to AI on conception rate in Japanese black cows
Animal Science Journal, 84-1: 23-27. (2013)

Tsuboi, T., Osawa, T., Hirata, T-I., Kawashima, K., Kimura, K., Haritani, M.
Experimental infection of pregnant cows with noncytopathogenic bovine viral diarrhea virus between days 26 and 50 postbreeding
Research in Veterinary Science, 94: 803-805. (2013)

Uematsu, M., Sasaki, Y., Kitahara, G., Sameshima, H., Osawa, T.
Risk factors for stillbirth and dystocia in Japanese black cattle
The Veterinary Journal,198: 212-216. (2013)

■ 2012 ■

Devkota, B., Itagaki, K., Kim, D., Sasaki, K., Osawa, T., Furuhama, K., Yamagishi, N.
Relationship between sex hormone fluctuations and biomarkers of bone resorption in bovine plasma during the oestrous cycle
The Veterinary Journal, 194: 256-258. (2012)

Giangaspero, M., Ibata, G., Savini, G., Osawa, T., Tatami, S., Takagi, E., Moriya, H., Okura, N., Kato, Kimura, A., Harasawa, R.
Seroepidemiological survey of sheep flocks from northern Japan for mycoplasma ovipneumoniae and mycoplasma agalactiae
Tropical Animal Health and Production, 44: 395-398. (2012)

Giangaspero, M., Osawa, T., Bonfini, B., Orusa, R., Robetto, S., Harasawa, R.
Serological screening of coxiella burnetii (Q fever) and brucella spp. in sheep flocks in the northern prefectures of Japan in 2007
Veterinaria Italiana, 48: 357-365. (2012)

Kitahara, G., El-Sheikh Ali, H., Sato, T., Kobayashi, I., Hemmi, K., Shirao, Y., Kamimura, S.
Anti-mullerian hormone (AMH) profiles as a novel biomarker to evaluate the existence of functional cryptorchid testis in Japanese black calves
Journal of Reproduction and Development, 58-3: 310-315. (2012)

Kitahara, G., Nambo, Y., El-Sheikh Ali, H., Kajisa, M., Tani, M., Nibe, K., Kamimura, S.
Anti-mullerian hormone profiles as a novel biomarker to diagnose granulosa-theca cell tumors in cattle
Journal of Reproduction and Development, 58-1: 98-104. (2012)

Matsunaga, S., Osawa, T., Geshi, M., Takahashi, H., Inumaru, S., Yokomizo, Y., Miyake, Y-I.
Effect of a single intrauterine administration of recombinant bovine interferon-s on day 7 of the estrous cycle on the luteal phase length and blood profile in dairy cows
Research in Veterinary Science, 93: 381-385. (2012)

Senosy, W.S., Izaike, Y., Osawa, T.
Influences of metabolic traits on subclinical endometritis at different intervals postpartum in high milking cows
Reproduction in Domestic Animals, 47: 666-674. (2012)

Senosy, W.S., Uchiza, M., Tameoka, N., Izaike, Y., Osawa, T.
Evaluation of reproductive tract infection during early post-partum period and its relationship with subsequent reproductive performance in high milk producing dairy cows
Reproduction in Domestis Animals, 47: 203-207. (2012)

Senosy, W., Zain, A. E., Abdel-Razek, A.-R., K., Uchiza, M., Tameoka, N., Izaike, Y., Osawa, T.
Association between energy status early postpartum and subsequent embryonic mortality in high-yielding recipient cows
Animal Science Journal, 83: 284-290. (2012)

■ 2011 ■

Kitahara, G., Kamimura, S., Hamana, K.
Relationship between the peripheral concentrations of estradiol-17β(E2) and preovulatory characteristics of cumulus-oocyte complexes(COCs) during superovulation treatment in Japanese black cows
Journal of Reproduction and Development, 57-1: 159-162. (2011)

■ 2010 ■

Arima, A., Kato, H., Ise, R., Ooshima, Y., Inoue, A., Muneoka, A., Kamimura, S., Fukusato, T., Kubota, S., Sumida, H., Yasuda, M.
In utero and lactational exposure to 2,3,7,8-tetrachlorodibenzo-p-dioxin(TCDD) induces disruption of glands of the prostate and fibrosis in rhesus monkeys
Reproductive Toxicology, 29-3: 317-322. (2010)

Moriyama, C., Tani, M., Nibe, K., Kitahara, G., Haneda, S., Matsui, M., Miyake, Y.I., Kamimura, S.
Two cases of bovine male pseudohermaphrodites with different endocrinological and pathological findings
Journal of Veterinary Medical Science, 72-4: 507-510. (2010)

Sato, T., Hidaka, K., Mishima, T., Nibe, K., Kitahara, G., Hidaka, Y., Katamoto, H., Kamimura, S.
Effect of sugar supplementation on rumen protozoa profile and papillae development in retarded growth calves
Journal of Veterinary Medical Science, 72-11: 1471-1474. (2010)

Sato, T., Hidaka, Y., Kamimura, S.
Sugar supplementation stimulates growth performance in calves with growth retardation
Journal of Veterinary Medical Science, 72-1: 29-33. (2010)

Tani, M., Hayashida, T., Tomokawa, K., Mito, Y., Funakoshi, D., Tani, C., Sakatani, M., Takahashi, M., Kitahara, G., Kamimura, S.
Effect of embryo transfer following artificial insemination (ETFAI) on reproductive performance in dairy cows in south-western Japan
Journal of Veterinary Medical Science, 72-5: 627-629. (2010)

■ 2009 ■

Arima, A., Kato, H., Ooshima, Y., Tateishi, T., Inoue, A., Muneoka, A., Ihara, T., Kamimura, S., Fukusato, T., Kubota, S., Sumida, H., Yasuda, M.
In utero and lactational exposure to 2,3,7,8-tetrachlorodibenzo-p-dioxin(TCDD) induces a reduction in epididymal and ejaculated sperm number in rhesus monkeys
Reproductive Toxicology, 28-4: 495-502. (2009)

■ 2008 ■

Iwakuma, A., Narahashi, T., Kitahara, G., Ohkubo, M., Kamimura, S.
Efficacy of intravaginal progesterone administration as an additional treatment on two types of timed AI protocols in a commercial herd of holstein heifers
Journal of Veterinary Medical Science, 70: 243-249. (2008)

Iwakuma, A., Suzuki, Y., Haneishi, T., Kajisa, M., Kamimura, S.
Efficacy of intravaginal progesterone administration combined with prostaglandin F2α for cystic ovarian disease in Japan black cows
Journal of Veterinary Medical Science, 70: 1077-1083. (2008)

Moriyama, C., Kobayashi, I., Tani, M., Oishi, T., Kajisa, M., Horii, Y., Kamimura, S.
Case of pregnancy in two cows with unicorn horn of the uterus either by artificial insemination at ipsilateral or embryo transfer at contralateral corpus luteum in the ovary
Reproduction in Domestis Animals, 43: 382-384. (2008)