Results 41 to 50 of about 507,904 (333)

Mirtazapine decreases stimulatory effects of reboxetine on cortisol, adrenocorticotropin and prolactin secretion in healthy male subjects [PDF]

open access: yes, 2004
Reboxetine is a selective noradrenaline reuptake inhibitor, whereas mirtazapine acts as an antagonist at noradrenergic alpha(2), serotonin (5-HT2), 5-HT3 and histamine H-1 receptors.
Baghai, Thomas C.   +2 more
core   +1 more source

Peripheral Injection of Chicken Growth Hormone-Releasing Hormone Inhibits Feeding Behavior in Chicks

open access: yesThe Journal of Poultry Science, 2016
Growth hormone-releasing hormone (GHRH), a stimulator of growth hormone (GH) secretion, is known to have several physiological roles such as the regulation of feeding behavior in mammals. Recently, we have reported that central injection of chicken GHRH
Tetsuya Tachibana   +5 more
doaj   +1 more source

Pulsatile Hormonal Signaling to Extracellular Signal-Regulated Kinase: Exploring System Sensitivity to Gonadotropin-Releasing Hormone Pulse Frequency and Width [PDF]

open access: yes, 2014
Gonadotropin-releasing hormone (GnRH) is secreted in brief pulses that stimulate synthesis and secretion of pituitary gonadotropin hormones and thereby mediate control of reproduction.
Armstrong   +41 more
core   +2 more sources

Growth Hormone-Releasing Hormone

open access: yesNeonatology, 1987
Plasma growth hormone-releasing hormone (GHRH) was measured by radioimmunoassay in the cord blood from 32 healthy human newborns after 38–41 weeks of gestation. All were born by uncomplicated vaginal delivery. The GHRH levels in cord blood were 78.33 ± 8.35 pg/ml at 40 weeks of gestation, approximately threefold higher than the levels at 38 weeks of ...
Jesus Argente   +4 more
openaire   +3 more sources

The Decreased Growth Hormone Response to Growth Hormone Releasing Hormone in Obesity Is Associated to Cardiometabolic Risk Factors

open access: yesMediators of Inflammation, 2010
The aim of the present study was to evaluate the relationship between GHRH-induced GH secretion in obese premenopausal women and cardiovascular risk markers or insulin resistance. Premenopausal obese women, aged 35–52 years, were studied.
Fernando Cordido   +4 more
doaj   +1 more source

Growth hormone-releasing hormone in retinal disorders and uveitis: an updated review [PDF]

open access: yesInternational Journal of Ophthalmology
Growth hormone-releasing hormone (GHRH) is a hypothalamic releasing hormone that plays a crucial physiological role in regulating the synthesis and release of anterior pituitary hormones.
Sha-Lin Yi, Yu-Qiang Huang
doaj   +1 more source

Gonadotropin and kisspeptin gene expression, but not GnRH, are impaired in cFOS deficient mice. [PDF]

open access: yes, 2015
cFOS is a pleiotropic transcription factor, which binds to the AP1 site in the promoter of target genes. In the pituitary gonadotropes, cFOS mediates induction of FSHβ and GnRH receptor genes.
Coss, Djurdjica   +3 more
core   +1 more source

The role and implications of mammalian cellular circadian entrainment

open access: yesFEBS Letters, EarlyView.
At their most fundamental level, mammalian circadian rhythms occur inside every individual cell. To tell the correct time, cells must align (or ‘entrain’) their circadian rhythm to the external environment. In this review, we highlight how cells entrain to the major circadian cues of light, feeding and temperature, and the implications this has for our
Priya Crosby
wiley   +1 more source

pS6K1 as an efficacy marker of GnRH agonist with premenopausal breast cancer

open access: yesEndocrine Connections, 2019
Estradiol is a key factor for tumorigenesis and prognosis of hormone receptor-positive breast cancer. Adipocytes are one source of estradiol in patients with breast cancer. Recent studies have shown that phosphorylated ribosomal protein S6 kinase-1 plays
Chan Sub Park   +8 more
doaj   +1 more source

Time after time – circadian clocks through the lens of oscillator theory

open access: yesFEBS Letters, EarlyView.
Oscillator theory bridges physics and circadian biology. Damped oscillators require external drivers, while limit cycles emerge from delayed feedback and nonlinearities. Coupling enables tissue‐level coherence, and entrainment aligns internal clocks with environmental cues.
Marta del Olmo   +2 more
wiley   +1 more source

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