- Effects of progestagen exposure duration on estrus synchronization and conception rates of crossbreed ewes undergoing fixed time artificial insemination
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Blaschi W, Lunardelli PA, Marinho LS, Max MC, Santos GM, Silva-Santos KC, Melo-Sterza FA, Baldassarre H, Rigo TR, Seneda MM
- KMID: 2155628
- J Vet Sci.
- 2014 Sep;15(3):433-437.
- doi: 10.4142/jvs.2014.15.3.433
Synchronization of estrus and ovulation are of paramount importance in modern livestock improvement programs. These methods are critical for assisted reproduction technologies, including artificial insemination and embryo transfer, that can... -
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- Use of a domestic Korean black goat (Capra hircus coreanae) with its chest crayon-harnessed in detecting estrus of Himalayan tahrs (Hemitragus jemlahicus)
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Yong H, Lee E
- KMID: 2155627
- J Vet Sci.
- 2014 Sep;15(3):427-432.
- doi: 10.4142/jvs.2014.15.3.427
The reliability of a Korean black goat (Capra hircus coreanae) to detect estrus in Himalayan tahrs (Hemitragus jemlahicus) for an artificial breeding program was investigated. Estrus in six female Himalayan... -
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- Luteal lifespan and fertility after estrus synchronization in goats
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Chao LM, Takayama K, Nakanishi , Hamana K, Takagi M, Kubota C, Kojima T
- KMID: 1102959
- J Vet Sci.
- 2008 Mar;9(1):95-101.
- doi: 10.4142/jvs.2008.9.1.95
The present experiment aims to examine the efficiency of estrus synchronization using progesterone and equine chorionic gonadotrophin (eCG) and to look at luteal function. During the non-breeding and breeding season,... -
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- Comparison between two progesterone sources and two oestradiol formulations in a Heatsynch protocol for postpartum cycling dairy cows in pasture
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Andringa M, Van Eerdenburg FJCM, Fernandez , Garcia S, Cavestany
- KMID: 1705517
- J Vet Sci.
- 2013 Jun;14(2):161-166.
- doi: 10.4142/jvs.2013.14.2.161
To compare an injectable progesterone (MAD-4) with an intravaginal device (IPD), and natural O17 with synthetic oestradiol (OB) in a synchronisation protocol, 51 cows were divided into four groups. Each... -
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- Factors affecting the success of resynchronization protocols with or without progesterone supplementation in dairy cows
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Forro A, Tsousis G, Beindorff , Sharifi AR, Brozos C, Bollwein H
- KMID: 2160829
- J Vet Sci.
- 2015 Mar;16(1):121-126.
- doi: 10.4142/jvs.2015.16.1.121
The objective of this study was to investigate factors that influence the success of resynchronization protocols for bovines with and without progesterone supplementation. Cow synchronized and not found pregnant were... -
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- Influence of category-heifers, primiparous and multiparous lactating cows-in a large-scale resynchronization fixed-time artificial insemination program
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Marques MD, Morotti F, da Silva C, Junior MR, da Silva R, Baruselli , Seneda MM
- KMID: 2344310
- J Vet Sci.
- 2015 Sep;16(3):367-371.
- doi: 10.4142/jvs.2015.16.3.367
This study was conducted to evaluate the influence of category (heifers, primiparous or multiparous cows) on pregnancy rates in a large scale resynchronization ovulation program. Nelore heifers (n = 903),... -
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