Current insights in the repeat breeder cow syndrome

CC Pérez-Marín, LA Quintela - Animals, 2023 - mdpi.com
Simple Summary Repeat breeder cow (RBC) syndrome encompasses cows failing three or
more times to become pregnant, but with the special characteristic that their estrous cycles …

Mastitis effects on reproductive performance in dairy cattle: a review

N Kumar, A Manimaran, A Kumaresan… - Tropical animal health …, 2017 - Springer
The reproductive performance of dairy animals is influenced by several factors, and
accumulating lines of evidence indicate that mastitis is one of the determinants. Most of the …

Lipopolysaccharide Initiates Inflammation in Bovine Granulosa Cells via the TLR4 Pathway and Perturbs Oocyte Meiotic Progression in Vitro

JJ Bromfield, IM Sheldon - Endocrinology, 2011 - academic.oup.com
Infections of the reproductive tract or mammary gland with Gram-negative bacteria perturb
ovarian function, follicular growth, and fecundity in cattle. We hypothesized that …

Lipopolysaccharide reduces the primordial follicle pool in the bovine ovarian cortex ex vivo and in the murine ovary in vivo

JJ Bromfield, IM Sheldon - Biology of reproduction, 2013 - academic.oup.com
Infections of the uterus or mammary gland with Gram-negative bacteria cause infertility in
cattle, not only during disease but also for some time afterward. Even though these …

Pathogen-associated molecular patterns initiate inflammation and perturb the endocrine function of bovine granulosa cells from ovarian dominant follicles via TLR2 …

JC Price, JJ Bromfield, IM Sheldon - Endocrinology, 2013 - academic.oup.com
Bacterial infections of the uterus or mammary gland commonly cause disease and infertility
by perturbing growth and steroidogenesis of the dominant follicle in the ovary of cattle. Cells …

Lipopolysaccharide in ovarian follicular fluid influences the steroid production in large follicles of dairy cows

F Magata, M Horiuchi, R Echizenya, R Miura… - Animal reproduction …, 2014 - Elsevier
In postpartum dairy cows, various inflammatory diseases depress reproductive performance.
Lipopolysaccharide (LPS) derived from infections of the uterus or mammary gland with Gram …

[HTML][HTML] Subclinical mastitis in dairy cows in major milk-producing areas of Sri Lanka: prevalence, associated risk factors, and effects on reproduction

R Ranasinghe, RMC Deshapriya… - Journal of dairy …, 2021 - Elsevier
Compared with clinical mastitis, the subclinical form of mastitis (SCM) is more common and
thought to cause more economic losses to the dairy industry. The current study aimed to …

Intrauterine therapy with ozone reduces subclinical endometritis and improves reproductive performance in postpartum dairy cows managed in pasture-based …

BM Escandón, JS Espinoza, FP Perea, F Quito… - Tropical Animal Health …, 2020 - Springer
New postpartum strategies have been developed in dairy cows to ameliorate uterine health
and reproductive performance, especially the first service conception rates. This study aimed …

[HTML][HTML] Association of conception rate with pattern and level of somatic cell count elevation relative to time of insemination in dairy cows

Y Lavon, E Ezra, G Leitner, D Wolfenson - Journal of Dairy Science, 2011 - Elsevier
The aim was to evaluate the effects of mastitis, determined by the pattern and level of
somatic cell count (SCC) around first artificial insemination (AI), on conception rate (CR) …

[HTML][HTML] The association between occurrence and severity of subclinical and clinical mastitis on pregnancies per artificial insemination at first service of Holstein cows

MJ Fuenzalida, PM Fricke, PL Ruegg - Journal of dairy Science, 2015 - Elsevier
The objective of this prospective study was to determine associations between occurrence
and severity of clinical (CM) and subclinical mastitis (SM) during a defined breeding risk …