Results 91 to 100 of about 522,321 (423)

Preliminary Report: Cerebral blood flow mediates the relationship between progesterone and perceived stress symptoms among female club athletes after mild traumatic brain injury [PDF]

open access: yesarXiv, 2020
Female athletes are severely understudied in the field of concussion research, despite higher prevalence for injuries and tendency to have longer recovery time. Hormonal fluctuations due to normal menstrual cycle (MC) or hormonal contraceptive (HC) use have been shown to impact both post-injury symptoms and neuroimaging measures, but have not been ...
arxiv  

Progesterone Regulation of the Progesterone Receptor in Rat Gonadotropes* [PDF]

open access: yesEndocrinology, 2000
For rat pituitary cells, progesterone receptor (PR) protein localizes to gonadotropes and PR messenger RNA is induced by E2 and rapidly but transiently down-regulated by progesterone. Here we quantitatively establish the down-regulatory effect of progesterone on PR protein and evaluate possible mechanisms.
Judith L Turgeon, D. W. Waring
openaire   +3 more sources

Leveraging Design of Experiments to Unravel the Amplification Mechanism of Single‐Molecule Wide‐Field Biosensors

open access: yesAdvanced Materials Interfaces, EarlyView.
Detecting single molecules on large interfaces is challenging due to minimal perturbations on the sensing surface. Some biological systems achieve this feat using amplification mechanisms, but their molecular foundations remain unclear. To investigate, a Design of Experiments (DoE) approach examines how pH and ionic strength in conditioning solutions ...
Michele Catacchio   +9 more
wiley   +1 more source

Comparison of the efficacy of vaginal micronised progesterone tablet and gel for in vitro fertilisation

open access: yesJournal of Obstetrics and Gynaecology
Background Luteal phase support (LPS) with progesterone is a generally accepted practice after controlled ovarian stimulation, although the best protocols for LPS have been debated.
Soo Jin Han   +5 more
doaj   +1 more source

Progesterone Enhances the Invasion of Trophoblast Cells by Activating PI3K/AKT Signaling Pathway to Prevent Preeclampsia

open access: yesCell Transplantation, 2023
We aimed to explore whether the effect of progesterone on preeclampsia via the PI3K/AKT signaling pathway. First, we studied the role of progesterone in preeclampsia patients and HTR-8/Svneo cells by adding progesterone.
Hongyu Liu   +4 more
doaj   +1 more source

Human Luteinizing Hormone and Chorionic Gonadotropin Display Biased Agonism at the LH and LH/CG Receptors [PDF]

open access: yesScientific Reports, 7(940) (2017), 2018
Human luteinizing hormone (LH) and chorionic gonadotropin (hCG) have been considered biologically equivalent because of their structural similarities and their binding to the same receptor; the LH/CGR. However, accumulating evidence suggest that LH/CGR differentially responds to the two hormones triggering differential intracellular signaling and ...
arxiv   +1 more source

The reward value of infant facial cuteness tracks within-subject changes in women’s salivary testosterone [PDF]

open access: yes, 2015
“Baby schema” refers to infant characteristics, such as facial cues, that positively influence cuteness perceptions and trigger caregiving and protective behaviors in adults.
De Bruine, Lisa M.   +3 more
core   +2 more sources

Progesterone receptors, their isoforms and progesterone regulated transcription [PDF]

open access: yesMolecular and Cellular Endocrinology, 2012
This review discusses mechanisms by which progesterone receptors (PR) regulate transcription. We examine available data in different species and tissues regarding: (1) regulation of PR levels; and (2) expression profiling of progestin-regulated genes by total PRs, or their PRA and PRB isoforms.
Kathryn B. Horwitz, Britta M. Jacobsen
openaire   +2 more sources

Progress in Surface Plasmon and Other Resonance Biosensors for Biomedical Applications

open access: yesAdvanced Materials Technologies, EarlyView.
This is the shortened version: Recent advancements in surface plasmon resonance and other optical resonance biosensors for biomedical applications are presented. Advanced sensing strategies are examined for the detection of diverse analytes, integration of nanomaterials and machine learning, and emerging nonplasmonic modes like guided mode resonance ...
Faten Bashar Kamal Eddin   +8 more
wiley   +1 more source

The impact of micronized progesterone on the endometrium: a systematic review

open access: yesClimacteric, 2016
Postmenopausal women with an intact uterus using estrogen therapy should receive a progestogen for endometrial protection. International guidelines on menopausal hormone therapy (MHT) do not specify on progestogen type, dosage, route of application and ...
P. Stute, J. Neulen, L. Wildt
semanticscholar   +1 more source

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