Results 101 to 110 of about 22,856 (167)

Influence of smoking on levels of urinary 8-iso Prostaglandin F2α

open access: yesToxicology Reports, 2019
Background: To evaluate the reduced-risk potential of alternative tobacco products, biomarkers that are involved in the biological pathways affected by cigarette smoking and smoking cessation are needed.
Angela van der Plas   +4 more
doaj   +1 more source

OVARIAN RESPONSE OF DAIRY COWS TO PROGESTERONE COMBINED ON

open access: yesJournal of the Indonesian Tropical Animal Agriculture, 2014
The objective of this study was to evaluate the response of ovaries in estrus synchronizationprotocol using GnRH-PGF2α based protocol combined progestin in a herd with tie-stall housing system.A total of 20 Holstein Friesian cows at different stages of ...
A.L. Toleng   +3 more
doaj   +1 more source

The Effect of PGF2α on the Expression of Sodium Dependent Vitamin C Transporters in Early vs. Mid-Cycle Corpora Lutea of Sheep [PDF]

open access: yes, 2010
The corpus luteum (CL) is an ovarian structure responsible for progesterone secretion and the maintenance of early pregnancy. In the absence of pregnancy, the CL regresses in response to uterine prostaglandin PGF2α.
Percha, Kaleen
core  

Effects Of Timing Prostaglandin F2α Injection Following Controlled Internal Drug Release Insert Removal On Oestrus Response, Follicular Dynamics And Pregnancy Rate In Nelore Cattle [PDF]

open access: yes, 2008
This research was conducted to evaluate the effect of oestrus synchronization protocol on oestrus response, follicular dynamics, pregnancy rate, and cortisol and progesterone concentrations in Nelore cattle under two types of handlings.
Attia Hussein, Mohamed Ali
core  

Use of Caffeine and Inducing Parturition with Dual Administration of Prostaglandin F2α in Gilts and Its Effect on Neonatal Vitality and Performance at Birth

open access: yesAnimals
One of the principal problems in swine production is neonatal mortality, especially in primiparous sows. Caffeine has been shown to be an efficacious neonatal stimulant that reduces mortality while improving key metabolic indicators associated with ...
Adrián Alejandro Corrales-Hernández   +6 more
doaj   +1 more source

Elucidation of 17β-Estradiol (E2) Role in the Regulation of Corpus Luteum Function in Mammals : Analysis of IGFBP5 Expression during Ea-mediated Actions [PDF]

open access: yes, 2014
Corpus luteum is a transient endocrine structure formed from the ruptured ovarian follicle. Its main function is to secrete P4, a pro-gestational hormone, essential for establishment and maintenance of pregnancy in mammals. The modulators of CL structure
Tripathy, Sudeshna
core   +1 more source

Induction of parturition in the sow [PDF]

open access: yes, 2012
Inducing parturition in the sow can be used to improve farrowing supervision, which may lead to more weaned piglets. However, if not applied properly, it may lead to premature delivery.
de Kruif, Aart   +4 more
core   +1 more source

EFFECT OF COMBINATION OF GnRH AND PGF2α FOR ESTRUS SYNCHRONIZATION ON ONSET OF ESTRUS AND PREGNANCY RATE IN DIFFERENT POSTPARTUM IN SWAMP BUFFALO IN KAMPAR REGENCY [PDF]

open access: yes, 2011
The purposes of this study were to investigate the effect of administration of GnRH and PGF2α on onset of estrus and conception rate in different postpartum swamp buffalo (Bubalus bubalis).
B.P. Zesfin   +4 more
core  

miRNA–protein–metabolite interaction network reveals the regulatory network and players of pregnancy regulation in dairy cows

open access: yesFrontiers in Cell and Developmental Biology
Pregnancy is a complex process involving complex molecular interaction networks, such as between miRNA–protein, protein–protein, metabolite–metabolite, and protein–metabolite interactions.
Bhaswati Chatterjee, Suman S. Thakur
doaj   +1 more source

Efecto de la bST sobre la fertilidad de vacas lecheras de primer servicio sincronizadas por medio del protocolo Doublesynch [PDF]

open access: yes, 2013
In this study, the pregnancy rate of Doublesynch and Presynch-Ovsynch synchronization protocols, using bovine somatotropin hormone (bST), was compared at artificial insemination (AI) time, using first service cows.
Gallmeier Jaramillo, Michelle Daniela
core  

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