Expression of steroidogenic enzyme and gonadotropin receptor genes in bovine follicles during ovarian follicular waves: a review

B Bao, HA Garverick - Journal of animal science, 1998 - academic.oup.com
Ovarian follicular development in cattle is characterized by waves of growth during the
prepubertal and postpartum periods and during estrous cycles. Each wave of follicular …

Endocrine and paracrine control of follicular development and ovulation rate in farm species

MG Hunter, RS Robinson, GE Mann, R Webb - Animal Reproduction …, 2004 - Elsevier
Productivity in farm species is controlled by many factors, including ovulation rate. In cattle,
single ovulations occur most frequently and in sheep (and goats) the number of ova …

[HTML][HTML] Effect of lameness on ovarian activity in postpartum Holstein cows

EJ Garbarino, JA Hernandez, JK Shearer… - Journal of dairy …, 2004 - Elsevier
A longitudinal study was conducted to examine the relationship between lameness and
delayed ovarian cyclicity during the first 60 d postpartum and days to first luteal activity …

Numbers of antral follicles during follicular waves in cattle: evidence for high variation among animals, very high repeatability in individuals, and an inverse …

DS Burns, F Jimenez-Krassel, JLH Ireland… - Biology of …, 2005 - academic.oup.com
The extent, causes, and physiological significance of the variation in number of follicles
growing during ovarian follicular waves in human beings and cattle are unknown. Therefore …

Growth and antrum formation of bovine preantral follicles in long-term culture in vitro

CG Gutierrez, JH Ralph, EE Telfer, I Wilmut… - Biology of …, 2000 - academic.oup.com
Culture of preantral follicles has important biotechnological implications through its potential
to produce large quantities of oocytes for embryo production and transfer. A long-term …

Development of a long-term bovine granulosa cell culture system: induction and maintenance of estradiol production, response to follicle-stimulating hormone, and …

CG Gutierrez, BK Campbell, R Webb - Biology of reproduction, 1997 - academic.oup.com
The objectives of this study were to develop a serum-free bovine granulosa cell culture
system in which FSH-responsive estradiol production could be induced and maintained, and …

Selection of the dominant follicle in cattle and horses

OJ Ginther - Animal Reproduction Science, 2000 - Elsevier
The nature of selection of the dominant follicle is reviewed by comparing research results
between cattle and horses. In both species, emergence of a follicular wave is stimulated by …

Changes in messenger ribonucleic acid encoding luteinizing hormone receptor, cytochrome P450-side chain cleavage, and aromatase are associated with …

B Bao, H Allen Garverick, GW Smith… - Biology of …, 1997 - academic.oup.com
The objective of this study was to investigate changes in expression of mRNAs encoding
FSH receptor (FSHr), LH receptor (LHr), cytochrome P450 side-chain cleavage (P450scc) …

[PDF][PDF] Mechanisms regulating follicular development and selection of the dominant follicle

R Webb, B Nicholas, JG Gong… - REPRODUCTION …, 2003 - biosciproceedings.org
As soon as the primordial follicle store has been established, usually during fetal
development in ruminants(Juengel et al., 2002), follicles begin to grow. Once initiated …

Alterations in intrafollicular regulatory factors and apoptosis during selection of follicles in the first follicular wave of the bovine estrous cycle

EJ Austin, M Mihm, ACO Evans, PG Knight… - Biology of …, 2001 - academic.oup.com
Abstract Changes in follicular fluid (FF) concentrations of estradiol, inhibin forms, and insulin-
like growth factor binding proteins (IGFBPs), percentage of apoptotic granulosa cells (% A) …