Comparison of follicular development, timing of ovulation and serum progesterone, estradiol and luteinizing hormone concentrations in dairy heifers treated with 4‐ or 5‐day CoSynch + CIDR protocols
Sign Up to like & getrecommendations! Published in 2019 at "Veterinary Medicine and Science"
DOI: 10.1002/vms3.171
Abstract: Abstract The use of 4‐day CoSynch + Controlled internal drug release (CIDR) + timed artificial insemination (TAI) in dairy heifers has resulted in adequate pregnancy rates compared with the 5‐day CoSynch + CIDR + TAI… read more here.
Keywords: day treatment; heifers day; cidr; day ... See more keywords
Comparison of fertility of liquid or frozen semen when varying the interval from CIDR removal to insemination.
Sign Up to like & getrecommendations! Published in 2017 at "Animal reproduction science"
DOI: 10.1016/j.anireprosci.2017.01.010
Abstract: Cryopreservation allows for long-term storage of semen; however, it leads to damage of sperm that may result in complete loss of viability or changes that possibly decrease sperm functionality. Liquid semen is not exposed to… read more here.
Keywords: frozen semen; cidr; cidr removal; insemination ... See more keywords
Pregnancy rates to fixed-time AI in Bos indicus-influenced beef cows using PGF2α with (Bee Synch I) or without (Bee Synch II) GnRH at the onset of the 5-day CO-Synch + CIDR protocol.
Sign Up to like & getrecommendations! Published in 2019 at "Theriogenology"
DOI: 10.1016/j.theriogenology.2019.09.047
Abstract: Objectives were to 1) characterize fixed-time AI (FTAI) pregnancy rates using the 5-Day CO-Synch + CIDR protocol in mature, suckled Bos indicus-influenced beef cows, 2) compare FTAI pregnancy rates in the latter to a modified version (5-Day… read more here.
Keywords: pregnancy; bee synch; cidr; day ... See more keywords
Presynchronization with CIDR, with or without GnRH, prior to CO-Synch in beef heifers.
Sign Up to like & getrecommendations! Published in 2020 at "Theriogenology"
DOI: 10.1016/j.theriogenology.2020.02.005
Abstract: Objectives were to compare ovarian responses and pregnancy per AI (P/AI) in Angus-cross beef heifers (n = 521; 4 locations) synchronized with CIDR-CO-Synch (CCOS) versus CIDR-GnRH-CO-Synch (CGCOS) protocols. Heifers were assigned a reproductive tract score (RTS: 1,… read more here.
Keywords: group; cidr; beef heifers; synch ... See more keywords
Effect of progesterone supplementation in a resynchronization protocol on follicular dynamics and pregnancy success.
Sign Up to like & getrecommendations! Published in 2020 at "Theriogenology"
DOI: 10.1016/j.theriogenology.2020.07.011
Abstract: The objective of this study was to evaluate the necessity of a controlled internal drug releasing device (CIDR) in a fixed-time AI resynchronization protocol as well as to compare a commercially available blood pregnancy test… read more here.
Keywords: pregnancy; cidr; protocol; effect ... See more keywords
Comparison of the 7 & 7 Synch protocol and the 7-day CO-Synch + CIDR protocol among recipient beef cows in an embryo transfer program.
Sign Up to like & getrecommendations! Published in 2020 at "Theriogenology"
DOI: 10.1016/j.theriogenology.2020.09.033
Abstract: An experiment was designed to evaluate the effectiveness of the recently developed 7 & 7 Synch protocol to synchronize estrus among recipients prior to embryo transfer (ET). Postpartum beef cows (n = 1358) across thirteen locations were… read more here.
Keywords: synch protocol; cidr; day; synch cidr ... See more keywords
5d CIDR-Heatsynch improves the circulatory estradiol levels, estrus expression and conception rate in anestrus buffalo (Bubalus bubalis).
Sign Up to like & getrecommendations! Published in 2022 at "Animal biotechnology"
DOI: 10.1080/10495398.2022.2158337
Abstract: The present study aimed to investigate whether increasing estradiol (E2) during preovulatory period would increase estrous expression, luteal profiles and conception rate in 5d CIDR based timed AI protocol. A total 156 anestrus buffalo allocated… read more here.
Keywords: cidr; conception rate; cidr heatsynch; buffalo ... See more keywords
35 Vaginal pH changes due to the use of a controlled internal drug release (CIDR) and its effects on fertility of beef cows
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DOI: 10.1093/jas/skaa278.046
Abstract: The objective of this study was to evaluate changes in vaginal pH of beef cows enrolled in a 7-d CO-Synch+controlled internal drug release (CIDR) protocol and its effects on pregnancy. A total of 46 multiparous… read more here.
Keywords: d10; beef cows; controlled internal; internal drug ... See more keywords
Eficiencia reproductiva de Ovsynch + CIDR en vacas Holstein bajo un esquema de inseminación artificial a tiempo fijo en el norte de México
Sign Up to like & getrecommendations! Published in 2018 at "Revista Mexicana de Ciencias Pecuarias"
DOI: 10.22319/rmcp.v9i3.4300
Abstract: The use of Ovsynch plus controlled internal drug release of progesterone (CIDR) in high producing dairy cows was evaluated. The study was carried-out at the Comarca Lagunera (25° 44´ N, 103° 10´ W, at 1,111… read more here.
Keywords: ovsynch cidr; cidr; vacas holstein; reproductiva ovsynch ... See more keywords
Comparison of reproductive management programs for submission of Holstein heifers for first insemination with conventional or sexed semen based on expression of estrus, pregnancy outcomes, and cost per pregnancy.
Sign Up to like & getrecommendations! Published in 2021 at "Journal of dairy science"
DOI: 10.3168/jds.2021-20617
Abstract: Our objective was to evaluate reproductive management programs for submission of Holstein heifers for first insemination with conventional or sexed semen. In experiment 1, nulliparous Holstein heifers (n = 462) were submitted to a 5-d… read more here.
Keywords: expression estrus; pregnancy; cidr; pgf2 ... See more keywords
Impact of vitamin AD3E treatment before application of controlled intra-vaginal drug releaser on clinical and hematologic findings, ovarian hormones, and calving rates in she-camels (Camelus dromedarius)
Sign Up to like & getrecommendations! Published in 2022 at "Open Veterinary Journal"
DOI: 10.5455/ovj.2022.v12.i6.24
Abstract: Background: The scope of using controlled intra-vaginal drug releasers (CIDR) in the camel industry was small relative to that of cow, sheep, and goat. Aim: The purpose of this study was to determine the effects… read more here.
Keywords: cidr use; cidr; intra vaginal; ovarian hormones ... See more keywords