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Effect of orexin-A on prolactin secretion in lambs born under different photoperiod conditions – in vitro study
seasonality sheep incubation pituitary gland
2015/7/7
In each season, the control pituitary glands (K1,
K2, K3) were incubated in Parker’s medium, while the experimental pituitary glands (Ox1, Ox2, Ox3) were
incubated in medium containing 1000 ng/ml ...
Effects of Aroclor 1254 on LH and 17,20β-P secretion in female Prussian carp (Carassius gibelio Bloch) in the spawning season
PCBs cyprinids gonadotropins LH, steroids reproduction
2015/6/24
The effects of Aroclor 1254 on the secretion of luteinizing hormone (LH) and 17,20β-dihydroxy-4-pregnen-3-one (17,20β-P) in female Prussian carp (Carassius gibelio Bloch) at the time of their natural ...
Steroid effects on the in vitro LH secretion from pituitary cells of sexually immature carp (Cyprinus carpio L.) under the influence of naltrexone and morphine
common carp in vitro LH secretion morphine naltrexone sex steroids
2015/6/8
Dispersed cells from sexually immature carp (footlings) pituitaries were exposed to estradiol (E2) or testosterone (T) (both at 3 × 10–8 M) in the presence of opioid receptor antagonist naltrexone (10...
Effects of non-steroidal gonadal factors on LH secretion in female common carp during the reproductive cycle
inhibin activin ovarian extract LH common carp aquaculture
2015/6/5
The aim of this study was to evaluate the effects of recombinant human inhibin A, recombinant human activin A and desteroidized ovarian extract on LH secretion in vitro and in vivo in female common ca...
LH secretion and 17ββ-estradiol concentration in the blood plasma and hypothalamus of goldfish (Carassius auratus gibelio B.) and common carp (Cyprinus carpio L.) treated with fadrozole (aromatase inhibitor) and GnRH analogues
aromatase inhibitor LH estradiol goldfish carp ovulation
2015/6/4
Fadrozole – a non-steroidal aromatase inhibitor was applied to common carp and goldfish to examine its ability to potentiate the stimulatory action of GnRH analogues on LH secretion in vivo. The goal ...
Effect of polychlorinated biphenyls on the secretion of oxytocin from luteal and granulosa cells in cow: possible involvement of glucocorticoid receptors
polychlorinated biphenyls oxytocin glucocorticoid receptors ovary cow
2015/3/5
Polychlorinated biphenyls (PCBs) stimulate oxytocin secretion from bovine granulosa and luteal cells. Since oxytocin on the one hand is released from ovarian cells by cortisol and on the other hand PC...
Effects of Dietary Supplementation with the Combination of Zeolite and Attapulgite on Growth Performance, Nutrient Digestibility, Secretion of Digestive Enzymes and Intestinal Health in Broiler Chickens
Attapulgite Broiler Growth Performance Intestinal Health Zeolite
2016/5/17
This study was designed to investigate the effects of basal diets supplemented with a clay product consisting of zeolite and attapulgite (ZA) at 1:1 ratio on growth performance, digestibility of feed ...
Salivary Secretion Volume Related Ruminal Distension and Suppression of Dry Forage Intake in Large-type Goats
Salivary Secretion Volume Ruminal Distension Dry Forage Intake Suppression Large-type Goats
2016/5/6
Two experiments under sham feeding conditions were conducted to determine whether or not ruminal distension brought about by feed boluses entering the rumen is a factor in the marked suppression of fe...
Effects of Dietary Betaine on the Secretion of Insulin-like Growth Factor-I and Insulin-like Growth Factor Binding Protein-1 and -3 in Laying Hens
Betaine Laying Hens Insulin-like Growth Factor-I Insulin-like Growth Factor Binding Protein IGF-I mRNA Gene Expression
2016/5/4
The principal objective of this experiment was to determine the effects of dietary betaine on IGF-I, IGFBP-3 and IGFBP-1 secretion and IGF-I mRNA gene expression in the serum and liver of laying hens....
Intravenous Orexin Reduces LH Secretion in Castrated Camelus Dromedaries Fed a Sub-maintenance Diet
Orexin LH FSH Camel
2016/5/3
It has been shown that orexin has an inhibitory effect on gonadotropin secretions in non-ruminant animals. The goal of this study was to determine whether orexin affects LH, and FSH secretions in the ...
Corticosterone Secretion as a Response of Incubating Gifujidori Hens to Restraint Stress
restraint stress corticosterone incubating hens Gifujidori
2009/7/30
Incubating, laying, and nonlaying Gifujidori hens were restrained on a board, and their plasma corticosterone concentration was measured by radioimmunoassay. The corticosterone concentration was obser...
Distorted Segregation of Primin Secretion Phenotypes in the Progenies of Crosses between Primin-Secreting Cultivars and Primin-Free Cultivars in Primula obconica
Segregation Phenotypes Primin-Free Cultivars obconica
2009/7/13
The factors causing distorted segregation of primin secretion phenotypes in Primula obconica were studied.
1. In reciprocal crossing between F1 (primin-free×primin-secreting) plants and primin-free c...
Effect of culture age on mepanipyrim-mediated inhibition of pectinase secretion in Botrytis cinerea
anilinopyrimidine mepanipyrim fungicide Botrytis cinerea
2009/3/5
The fungicide mepanipyrim tended to affect both mycelial growth and pectinase secretion of younger B. cinerea mycelia more strongly than older cultures, which is suggestive of its mode of action. Me...
In vitro cultures of pupal integumental explants to bioassay insect growth regulators with ecdysteroid activity for ecdysteroid amounts and cuticle secretion
In vitro bioassay mealworms integument ecdysteroids
2009/3/3
The present study evaluated the in vitro bioassay with pupal integumental explants of the mealworm Tenebrio molitor to test the activity of two types of insect growth regulators (IGRs) with ecdyst...
Physiological Factors Depressing Feed Intake and Saliva Secretion in Goats Fed on Dry Forage
Dry Forage Intake Saliva Secretion Feeding Induced Hypovolemia Goats
2016/4/25
Ruminants eating dry forage secrete large volumes of saliva which results in decreased plasma volume (hypovolemia) and the loss of NaHCO3 from the blood. The present research investigated whether or n...