In June and July, 2009, estrus was synchronized by Eazi-Breed (Controlled internal drug release; Pfizer ... Four estrus-induced Himalayan tahrs (Hemitragus jemlahicus) were inseminated with frozen-thawed semen ... However, we proved that estrus could be induced by CIDR and PG 600 injection in non-breeding season,
This study was conducted to investigate the efficacy of AI with estrus synchronization technique and ... After treatment, cows that showed normal estrus signal were 45.5% (25/55). ... Abnormal estrus was categorized into pre-estrus (9.1%), cystic ovaries (21.8%), anestrus (18.2%) and
Similar synchronization protocol has been repeated after 14 days in cows that did not repose to first ... Among 45 cows, 28.89% showed estrus after first treatment and 78.79% responded to second hormonal intervention ... /BCS, and milk production/BCS/estrus and conception rate.
Of the 13 estrus synchronized recipients, 9 were transferred blastocysts and 4 were transferred molurae ... In consequence of our hormone protocol, 65% of the recipients (13/20) were found to have synchronized ... estrus.
A total of 16 donors responded to estrus synchronization; estrus was induced in 12 donors and 4 recipients ... season. ... those already underway in other species and produce multiple foals from the same mare in one breeding
This study is to compare the effect of estrus synchronization and embryo transfer between Korean and ... transferable ovarian stage. ... Embryos were collected 9 donors from Khushaat sum, Selenge province and Bayanchandmani sum, Tov province
There was a season effect on the estrus synchronization rate. ... The cattle were at random stage of the estrus cycle. ... intravaginal device (Cue-Mate® 1.56 g) and injection of prostaglandin F2α (PGF2α) for synchronization
Estrus synchronization was carried out with CIDRⓇ (Controlled Intravaginal Drug Release) devices. ... synchronization in dairy heifers. ... other stages, while E2 concentration was kept high during estrus stage.
both with the hormones for estrus synchronizing and mineral supplements (ES group), and 12 primiparous ... cows treated only with minerals (non-ES group) were compared to examine the effects of estrus synchronization ... synchronization treatment in the heifer stage affects the conception rates after 1st parturition (experiment
Cows synchronization of estrus with GnRH+PGF₂α+GnRH(Ov-synch) and PGF₂α were 91.3 and 40.0%, respectively ... This objective of this experiment were to evaluate the effect of various estrus synchronization programs ... on estrus detection rate and pregnancy rate in Hanwoo.
In estrus synchronized cows after 85 days postpartum interval from estrus synchronization to conception ... following to estrus synchronization in the 114 lactating dairy cows. ... In estrus synchronized cows after 85 days postpartum, conception rate on first service, number of service
From calving to estrus synchronization, silent heat or error of estrus detection among ovarian status ... A study on estrus synchronized dairy cows using progesterone intravaginal device was done to classify ... And according to the uterine status before estrus synchronization, the pregnancy rate was similar in
The pragnancy rate by the degree of estrus synchronization was best when the estrus was synchronized ... The pregnancy rate at estrus synchronization was remarkably higher with PGF treated than natural (P< ... But the pregnancy rate of frozen embryos were slightly higher when the recipients exhibited estrus earlier
This manuscript summarized the data especially on estrus synchronization and pregnancy establishment ... About 96.3% (78/81) of synchronized cows were responded to single injection. ... The synchronized dairy cows were inseminated with 0.5 ml dairy frozen semen by conventional artificial
into a recipient goat whose estrus was synchronized with the donor. ... For the synchronization of estrus between recipient and donor, there was no difference between treatments ... source of recipient oocytes and estrous synchronization on pregnancy and delivery rates of somatic cell
From these results, we suggest that combination of CIDR and could be used as good method for estrus synchronization ... After treatment of CIDR+ or CIDR+PMSG for estrus synchronization, AI was applied to 38 recipients. ... We here compared two different estrus synchronization methods, CIDR (controlled intravaginal drug release
was conducted to investigate the effects of repetition usage of various estrus synchronization and seasonal ... The results show that repetition usage of various estrus synchronization were not effective on postpartum ... Delivering rates by induced estrus methods in , PRID, CIDR and were , , and , respectively.
Total 48 cows administrated by for synchronization and after 48 hours 45 cows (93.8%) showing estrus ... All cows were treated by synchronization for AI. ... After 2 months, all cows not showing return estrus should be taken pregnancy test.