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List of works by Takeshi Osawa

A multiple antigen ELISA to detect Neospora-specific antibodies in bovine sera, bovine foetal fluids, ovine and caprine sera

scientific article published on 01 September 1998

A nationwide survey on seroprevalence of Neospora caninum infection in beef cattle in Uruguay.

scientific article published on 18 April 2006

Applicability of a progesterone-based timed artificilal insemination protocol after follicular fluid aspiration using the ovum pick-up technique in suckled beef cows.

scientific article published in November 2006

Application of timed artificial insemination protocols to grazing Japanese black cattle with long open period.

scientific article published in April 2003

Association between energy status early postpartum and subsequent embryonic mortality in high-yielding recipient cows.

scientific article

Associations of periparturient plasma biochemical parameters, endometrial leukocyte esterase and myeloperoxidase, and bacterial detection with clinical and subclinical endometritis in postpartum dairy cows

scientific article published on 12 January 2018

Basal levels and GnRH-induced responses of peripheral testosterone and estrogen in Holstein bulls with poor semen quality.

scientific article

Changes in peripheral anti-Müllerian hormone concentration and their relationship with testicular structure in beef bull calves.

scientific article published in July 2016

Characterization of anti-Müllerian hormone in a case of bovine male pseudohermaphroditism

scientific article published on 9 February 2018

Comparison of the effectiveness of ovulation synchronization protocol in anestrous and cycling beef cows.

scientific article published in December 2003

Correlation of blood metabolite concentrations and body condition scores with persistent postpartum uterine bacterial infection in dairy cows.

scientific article

Daily calving frequency and preterm calving is not associated with lunar cycle but preterm calving is associated with weather conditions in Japanese Black cows

scientific article published on 23 July 2019

Development of a programmable piggyback syringe pump and four-times-a-day injection regimen for superovulation in non-lactating Holstein cows.

scientific article

Different prostaglandin F2 α secretion in response to oxytocin injection between pregnant and non-pregnant cows: effect of the day of oxytocin challenge test for determining the difference

scientific article published on 27 November 2017

Effect of Postbreeding Intramuscular Administration of Deslorelin Acetate on Plasma LH and Progesterone Concentrations and Conception Rate in Mares.

scientific article published on 22 April 2014

Effect of a single intrauterine administration of recombinant bovine interferon-τ on day 7 of the estrous cycle on the luteal phase length and blood profile in dairy cows

scientific article published on 08 June 2011

Effect of active immunization of pony mares against recombinant porcine inhibin alpha subunit on ovarian follicular development and plasma steroids and gonadotropins.

scientific article published in January 2004

Effect of follicular aspiration at the onset of progesterone-based timed artificial insemination on the follicular dynamics and fertility of early postpartum Japanese black cows.

scientific article published on 17 June 2011

Effect of suckling on embryo production by repeated ovum pick-up before and after timed artificial insemination in early postpartum Japanese black cows.

scientific article published on 7 July 2008

Effects of intrauterine infusion of povidone-iodine on endometrial cytology and bacteriology in dairy cows with clinical endometritis

scientific article published on 10 December 2015

Effects of service number on conception rate in Japanese Black cattle.

scientific article published on 12 August 2017

Effects of stillbirth and dystocia on subsequent reproductive performance in Japanese Black cattle

scientific article published on 3 May 2014

Endocrinological changes before and after removal of the granulosa theca cell tumor (GTCT) affected ovary in 6 mares.

scientific article published in August 2003

Endocrinological characterization of an ovarian sex cord-stromal tumor with a Sertoli cell pattern in a Japanese Black cow

scientific article published on 17 September 2019

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

scientific article published on 15 January 2013

Epidemiological survey for visna-maedi among sheep in northern prefectures of Japan.

scientific article published in October 2011

Epidemiological survey of Border disease virus among sheep from northern districts of Japan.

scientific article published on 21 July 2011

Evaluation of reproductive tract infection during early post-partum period and its relationship with subsequent reproductive performance in high milk producing dairy cows.

scientific article

Evidence of Spontaneous Recovery of Granulosa-Theca Cell Tumour in a Heifer: A Retrospective Report

scientific article published on 12 June 2015

Experimental infection of early pregnant cows with bovine viral diarrhea virus: transmission of virus to the reproductive tract and conceptus.

scientific article published on 31 May 2010

Experimental infection of pregnant cows with noncytopathogenic bovine viral diarrhoea virus between days 26 and 50 postbreeding.

scientific article published on 20 December 2012

Fertirelin and buserelin compared by LH release, milk progesterone and subsequent reproductive performance in dairy cows treated for follicular cysts

scientific article published on 01 October 1995

Fibrolipoma of a cryptorchid testis in a young bull

scientific article published on 26 May 2011

Fluctuation in plasma bone metabolic markers in multiparous and primiparous Holstein cows during early to peak lactation.

scientific article published on 30 April 2013

Impact of ovarian and uterine conditions on some diagnostic tests output of endometritis in postpartum high-yielding dairy cows

scientific article published on 17 January 2011

Influences of metabolic traits on subclinical endometritis at different intervals postpartum in high milking cows

scientific article published on 07 November 2011

Insulin-like growth factor-I as a follicular growth promoter during early pregnancy in thoroughbred mares.

scientific article published in January 2005

International perspectives on the impacts of reproductive technologies on food production in Asia

scientific article published on January 2014

Persistence of uterine bacterial infection, and its associations with endometritis and ovarian function in postpartum dairy cows.

scientific article published on 6 December 2014

Plasma and fecal sex steroid hormone profiles during the estrous cycle in a Japanese serow (Capricornis crispus).

scientific article published on 30 April 2009

Plasma anti-Müllerian hormone profile in heifers from birth through puberty and relationship with puberty onset

scientific article published in July 2017

Plasma fluctuation in estradiol-17β and bone resorption markers around parturition in dairy cows.

scientific article published on 9 March 2015

Postnatal developmental changes in immunohistochemical localization of alpha-smooth muscle actin (SMA) and vimentin in bovine testes.

scientific article published on 17 November 2005

Postpartum plasma PGF metabolite profile in cows with dystocia and/or retained placenta, and effect of fenprostalene on uterine involution and reproductive performance

scientific article published on 01 September 1997

Relationship between plasma anti-Müllerian hormone concentrations during the rearing period and subsequent embryo productivity in Japanese black cattle.

scientific article published on 4 February 2017

Relationship between sex hormone fluctuations and biomarkers of bone resorption in bovine plasma during the oestrous cycle

scientific article published on 09 May 2012

Reproductive performance of Japanese Black cattle: Association with herd size, season, and parity in commercial cow-calf operations

scientific article published on 15 July 2016

Reproductive tract defense and disease in postpartum dairy cows

scientific article published on 03 September 2011

Risk factors for stillbirth and dystocia in Japanese Black cattle

scientific article published on 3 September 2013

Seroepidemiological survey of sheep flocks from Northern Japan for Mycoplasma ovipneumoniae and Mycoplasma agalactiae

scientific article published on 11 August 2011

Serological screening of Coxiella burnetii (Q fever) and Brucella spp. in sheep flocks in the northern prefectures of Japan in 2007.

scientific article published on October 2012

Serological survey to determine the occurrence of malignant catarrhal fever infection in the Japanese small ruminant population from northern districts

scientific article published on 29 January 2013

Seroprevalence of Neospora caninum infection in dairy and beef cattle in Paraguay

scientific article published on 01 December 2002

Serum selenium and liposoluble vitamins in Japanese Black cows that had stillborn calves

scientific article (publication date: October 2016)

Validation of a direct time-resolved fluoroimmunoassay for progesterone in milk from dairy and beef cows

scientific article published on 30 December 2010

Validation of a novel timed artificial insemination protocol in beef cows with a functional corpus luteum detected by ultrasonography.

scientific article published on 5 January 2018

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