...Khalid Z. Matalka; Dalia A. Ali Estradiol, progesterone, prolactin and cortisol concentrations are substantially increased during pregnancy. Also, cortisol and prolactin levels are elevated during stress. In the present study, we exposed peripheral blood to estradiol, progesterone, prolactin...

...Craig C. Smith; Giovanni Cizza; Maria Gomez; Cynthia Greibler; Philip W. Gold; Esther M. Sternberg We have characterized the estrous cycle by obtaining vaginal smears, and quantitating estradiol (E), progesterone (P), luteinizing hormone (LH), and follicle-stimulating hormone (FSH) plasma levels...

... 3 months postpartum, the suggestion was made that high levels of circulating sex steroids are responsible for pregnancy-mediated neuroprotection. As both estradiol (E 2 ) and progesterone exert neuroprotective and myelinating effects on the nervous system, the effects of sex steroids were studied...

...Rosana M.F. Libonati; Maristela G. Cunha; José M. Souza; Marcos V.N. Santos; Salma G. Oliveira; Claudio T. Daniel-Ribeiro; Leonardo J.M. Carvalho; José L.M. do Nascimento Objective: The effect of castration and subsequent replacement of dehydroepiandrosterone (DHEA) or estradiol on parasitemia...

... hyperresponsiveness, we investigated the role played by estradiol in allergic lung inflammation. Methods: Cell migration to the lungs of allergic female rats subjected to oophorectomy (OVx) was compared to that in their sham-operated (sham) control counterparts. Seven days after OVx or sham operation, the rats were...

... pituitary from a littermate male donor under the kidney capsule or sham-operated animals were injected with thymostimulin or vehicle for 2 and 8 days. Chronic thymostimulin treatment to sham-operated rats increased plasma prolactin and estradiol levels, and decreased gonadotropin levels. Thymostimulin...