Results 21 to 30 of about 69,338 (308)

Prokineticin 1 is a novel factor regulating porcine corpus luteum function

open access: yesScientific Reports, 2023
Prokineticin 1 (PROK1) is a pleiotropic factor secreted by endocrine glands; however, its role has not been studied in the corpus luteum (CL) during pregnancy in any species.
Monika Baryla   +4 more
doaj   +1 more source

Clinical Overview of Luteal Deficiency in Dairy Cattle

open access: yesAnimals, 2022
Luteal deficiency is defined as reduced progesterone (P4) steroidogenesis by the corpus luteum (CL), either in the amount or duration, or both. This work provides a clinical overview of the current understanding of luteal deficiency and its association ...
Fernando López-Gatius   +1 more
doaj   +1 more source

Dynamic changes in mitochondrial 3D structure during folliculogenesis and luteal formation in the goat large luteal cell lineage

open access: yesScientific Reports, 2021
In mammalian ovaries, mitochondria are integral sites of energy production and steroidogenesis. While shifts in cellular activities and steroidogenesis are well characterized during the differentiation of large luteal cells in folliculogenesis and luteal
Yi-Fan Jiang   +4 more
doaj   +1 more source

Lack of associations between female hormone levels and visuospatial working memory, divided attention and cognitive bias across two consecutive menstrual cycles [PDF]

open access: yes, 2017
Background: Interpretation of observational studies on associations between prefrontal cognitive functioning and hormone levels across the female menstrual cycle is complicated due to small sample sizes and poor replicability. Methods: This observational
Egli, Marcel   +12 more
core   +4 more sources

Luteal phase support

open access: yesReproductive BioMedicine Online, 2001
Assisted reproductive techniques have become a routine treatment for infertility. The extended use of gonadotrophin-releasing hormone analogues in assisted reproductive techniques has made luteal phase support mandatory, as it has been clearly demonstrated that they alter luteal LH pulsatility.
Veronica, Alam   +2 more
openaire   +2 more sources

Assessment of progesterone profiles and postpartum onset of luteal activity in spring calving Hereford beef suckler cattle

open access: yesActa Veterinaria Scandinavica, 2010
Background Reproduction is the single greatest factor limiting beef cattle production. Previous research on beef suckler luteal activity has largely focused on the mechanisms, and duration, of postpartum anoestrus. However, the temporal pattern of luteal
Waldmann Andres   +6 more
doaj   +1 more source

Comparison of expression patterns of six canonical clock genes of follicular phase and luteal phase in Small-tailed Han sheep [PDF]

open access: yesArchives Animal Breeding, 2021
The circadian rhythm is a biological rhythm that is closely related to the rhythmic expression of a series of clock genes. Results from several studies have indicated that clock genes are associated with the estrous cycle in female animals.
Q. Han, X. He, R. Di, M. Chu
doaj   +1 more source

Concerted action of human chorionic gonadotropin and norepinephrine on intracellular-free calcium in human granulosa-lutein cells [PDF]

open access: yes, 1993
Luteal cells are known to possess receptors for LH/hCG and receptors of the beta-adrenergic type. Interactions of specific agonists with either receptor lead to the activation of adenylate cyclase and subsequently to an increase of cAMP.
Föhr, K. J.   +5 more
core   +1 more source

Effect of Various Phases of Menstrual Cycle on Autonomic Reactivity to Emotional and Cognitive Stressors

open access: yesJournal of Pharmacy and Bioallied Sciences
Background: Researching how women’s emotional, cognitive, and cardiovascular changes relate to cyclic changes and its correlation with various stages of the menstrual cycle is crucial. Aim: To assess the effect of various phases of the menstrual cycle on
Shalini Gupta   +3 more
doaj   +1 more source

Effect of the menstrual cycle on performance of intermittent, high-intensity shuttle running in a hot environment [PDF]

open access: yes, 2003
The present study examined the impact of the menstrual cycle and oral contraceptive use on performance of high intensity intermittent running in the heat [31.0 (0.2) oC; 23.1 (0.9) % RH].
Nevill, ME, Sunderland, C
core   +1 more source

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