Approaches of estrous synchronization in sheep: developments during the last two decades: a review
The objective of the current review was to summarize the protocols used for estrous
synchronization in ewes during the last two decades. Progesterone (P4) is a major hormone …
synchronization in ewes during the last two decades. Progesterone (P4) is a major hormone …
Towards improving the outcomes of multiple ovulation and embryo transfer in sheep, with particular focus on donor superovulation
Considerable improvements in sheep multiple ovulation and embryo transfer (MOET)
protocols have been made; however, unlike for cattle, MOET is poorly developed in sheep …
protocols have been made; however, unlike for cattle, MOET is poorly developed in sheep …
Nanotechnology and reproductive management of farm animals: Challenges and advances
NM Hashem, A Gonzalez-Bulnes - Animals, 2021 - mdpi.com
Simple Summary The emergence of nanotechnology paves the way for innovating countless
applications in the agricultural and livestock production sector. In the field of reproductive …
applications in the agricultural and livestock production sector. In the field of reproductive …
Nonsurgical embryo recovery and transfer in sheep and goats
JF Fonseca, JMG Souza-Fabjan, MEF Oliveira… - Theriogenology, 2016 - Elsevier
The embryo transfer techniques used in small ruminants worldwide are based in surgical
procedures. These actions are performed under general anesthesia which needs a …
procedures. These actions are performed under general anesthesia which needs a …
In vivo embryo production and recovery in lacaune ewes after imposing a superovulation treatment regimen is related to pFSH dose
LM Figueira, NG Alves, JMG Souza-Fabjan… - Animal Reproduction …, 2020 - Elsevier
This study was conducted to assess effects of different doses of pFSH on follicular
recruitment, superovulatory response, ova/embryo recovery, and embryo yield in lactating …
recruitment, superovulatory response, ova/embryo recovery, and embryo yield in lactating …
Undernutrition affects embryo quality of superovulated ewes
JA Abecia, F Forcada, I Palacín, L Sánchez-Prieto… - Zygote, 2015 - cambridge.org
To determine the effect of undernutrition on embryo production and quality in superovulated
sheep, 45 ewes were allocated into two groups to be fed diets that provided 1.5 (control, C; …
sheep, 45 ewes were allocated into two groups to be fed diets that provided 1.5 (control, C; …
Estrous synchronization in ewes: The use of progestogens and prostaglandins
XJ Yu, J Wang, YY Bai - Acta Agriculturae Scandinavica, Section A …, 2018 - Taylor & Francis
This review summarizes the first principles, hormone types, and applied research related to
the synchronization of estrus in ewes. The hormones used to induce synchronization include …
the synchronization of estrus in ewes. The hormones used to induce synchronization include …
Management factors affecting fertility in sheep
P Santolaria, I Palacin, J Yániz - Artificial Insemination in farm …, 2011 - books.google.com
An Arab horse breeder in the early 13th century carried out the first insemination reported,
by trapping stallion semen in wool placed in the vagina of a mare and transferring this to the …
by trapping stallion semen in wool placed in the vagina of a mare and transferring this to the …
Repeatability of superovulatory response to successive FSH treatments in Merino sheep
MM Bruno-Galarraga, M Cueto, AE Gibbons… - Small Ruminant …, 2014 - Elsevier
The efficiency of a multiple ovulation and embryo transfer program depends on the recovery
of a large number of viable embryos per donor ewe at each successive superovulatory …
of a large number of viable embryos per donor ewe at each successive superovulatory …
Repeated pregnant mare serum gonadotropin‐mediated oestrous synchronization alters gene expression in the ovaries and reduces reproductive performance in …
S Sun, S Liu, J Luo, Z Chen, C Li… - … in Domestic Animals, 2019 - Wiley Online Library
Contents This study aimed to elucidate the effects of repeated pregnant mare serum
gonadotropin (PMSG) treatment for oestrous synchronization (ES) on ovarian gene …
gonadotropin (PMSG) treatment for oestrous synchronization (ES) on ovarian gene …