R
Richard Fitzpatrick
Researcher at Teagasc
Publications - 22
Citations - 1439
Richard Fitzpatrick is an academic researcher from Teagasc. The author has contributed to research in topics: Endometrium & Postpartum period. The author has an hindex of 15, co-authored 22 publications receiving 1346 citations.
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Journal ArticleDOI
Influence of negative energy balance on cyclicity and fertility in the high producing dairy cow.
D C Wathes,Mark A. Fenwick,Zhangrui Cheng,N Bourne,S Llewellyn,Dermot G. Morris,D.A. Kenny,John J. Murphy,Richard Fitzpatrick +8 more
TL;DR: A dataset on 500 lactations explored the relationships between metabolic traits measured before and after calving with fertility and showed that longer calving to conception intervals were associated with altered profiles of IGF-I, urea and body condition score.
Journal ArticleDOI
Negative energy balance alters global gene expression and immune responses in the uterus of postpartum dairy cows.
D. Claire Wathes,Zhangrui Cheng,Waliul Chowdhury,Mark A. Fenwick,Richard Fitzpatrick,Dermot G. Morris,J. Patton,John J. Murphy +7 more
TL;DR: Evidence is provided that cows in SNEB were still undergoing an active uterine inflammatory response 2 wk postpartum, whereas MNEB cows had more fully recovered from their energy deficit, with their endometrium reaching a more advanced stage of repair.
Journal ArticleDOI
Interrelationships between negative energy balance (NEB) and IGF regulation in liver of lactating dairy cows.
Mark A. Fenwick,Richard Fitzpatrick,David A. Kenny,Michael G. Diskin,Joseph Patton,John J. Murphy,D. Claire Wathes +6 more
TL;DR: It is demonstrated that SNEB affects hepatic synthesis of IGF-I, and other components known to modulate the bioavailability and stability of circulating IGF- I, and that SN EB affects hepatics synthesis of mRNA for IGF-II and receptors for insulin (A/B) and glucocorticoid (alpha) was unaffected by EB.
Journal ArticleDOI
Influence of energy balance on the somatotrophic axis and matrix- metalloproteinase expression in the endometrium of the postpartum dairy cow
TL;DR: The results suggest that cows in SNEB experience alterations to the IGF and insulin signalling pathways in the postpartum endometrium, which may affect the rate of tissue repair with a possible negative impact on subsequent fertility.
Journal ArticleDOI
Negative energy balance in dairy cows is associated with specific changes in IGF-binding protein expression in the oviduct
Mark A. Fenwick,S Llewellyn,Richard Fitzpatrick,D.A. Kenny,John J. Murphy,J. Patton,D C Wathes +6 more
TL;DR: Results indicate that, in addition to low circulating IGF-I after calving, NEB may also influence IGF availability in the oviduct indirectly through changes in specific IGFBP expression, contributing to the high rates of embryonic mortality in dairy cows.