Results 201 to 210 of about 17,508 (256)
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The biological role of estriol

Bulletin of Experimental Biology and Medicine, 1975
It was demonstrated on the uteri of women and guinea pigs that estriol (in vitro) possessed a marked affinity to the estradiol-binding system of human and guinea pig uteri; the activity of steroid-receptor interaction of estriol in vitro constituted 9.4% for guinea pigs and 17% for man in relation to the estradiol activity. Administration of estriol to
L. S. Persianinov   +4 more
openaire   +3 more sources

Adsorption of naturals hormones estrone, 17β-estradiol, and estriol by rice husk: monocomponent and multicomponent kinetics and equilibrium

Environmental technology, 2018
In the present study, the use of the rice husk biomass as an alternative biosorbent for treating the estrone, 17 β-estradiol, and estriol hormones in monocomponent and multicomponent systems was investigated.
Jacqueline Ferandin Honório   +5 more
semanticscholar   +1 more source

Radioimmunoassay of Plasma Estriol

The Journal of Clinical Endocrinology & Metabolism, 1971
ABSTRACT A radioimmunoassay for the measurement of plasma unconjugated estriol (E3) is described. The hemiscuccinates of E3 were coupled to human serum albumin using carbodiimide, and the conjugates were used to immunize four ewes. One of the antisera obtained after 3 months of immunization was used in the assay procedure. Celite microcolumns were used
Dan Tulchinsky, Guy E. Abraham
openaire   +3 more sources

The synthesis of estriol 16- and 17-monoglucuronide from estriol

Steroids, 1993
An efficient and convenient procedure for the synthesis of estriol 16- and 17-monoglucuronides from estriol is described. This is achieved by the selective protection and deprotection of the hydroxy groups in estriol, Koenigs-Knorr reactions with methyl 1-bromo-1-deoxy-2,3,4-tri-O-acetyl-alpha-D-glucopyranuronate and subsequent hydrolysis. The products
Leonard F. Blackwell, Wu Yinqiu
openaire   +3 more sources

RELATION OF ESTRIOL IN SALIVA TO SERUM ESTRIOL DURING NORMAL PREGNANCY

Acta Obstetricia et Gynecologica Scandinavica, 1981
Abstract. As saliva is an easily accessible biological material, compared with 24‐hour urine and blood, the salivary concentration of estriol was studied from the 30th to the 41st week of gestation in 268 samples from 124 normal pregnancies. At the same time, venous blood samples were drawn and analyzed for total and unconjugated estriol.
Wiggo Fischer-Rasmussen   +2 more
openaire   +3 more sources

The early history of estriol

Journal of Steroid Biochemistry, 1984
The early history of estriol is reviewed with special emphasis on its isolation, identification, quantitation in tissues and body fluids and its unique biogenesis in the human feto-placental unit. The relationship to epimeric estriols and acidic estrogens and the pharmacokinetic and pharmacodynamic properties which led to a widespread therapeutic use ...
openaire   +3 more sources

2- and 4-iodinated estriol as indicator ligands for estriol radioimmunoassays with anti-estriol-C6 conjugate antiserum

Journal of Immunological Methods, 1989
The suitability of 2- and 4-125I-estriol as indicator ligands for estriol determination in radioimmunoassays with anti-estriol-C6 conjugate antiserum was tested and compared to the one of 3H-estriol, estriol-6-(O-carboxymethyl)oxime-125I-histamine and a commercially available 125I-estriol derivative of unknown structure.
Erich Kuss, K. Gloning, Leif Dibbelt
openaire   +3 more sources

Amniotic fluid estriol, estriol precursors, and pregnanediol in intrauterine growth retardation

Journal of Steroid Biochemistry, 1980
Abstract Conjugated estriol, 16α-hydroxy DHA, 16-ketoandrostenediol and pregnanediol were determined by gas chromatography in amniotic fluid samples collected in 12 pregnancies with fetal intrauterine growth retardation (IUGR) and in a reference group of 50 pregnancies with undisturbed fetal growth.
Jari Peltonen, Timo Laatikainen
openaire   +3 more sources

Estriol, the Forgotten Estrogen?

JAMA: The Journal of the American Medical Association, 1978
THERE is a definite need for a safe estrogen supplement for women who are at risk of breast or endometrial carcinoma but who are denied such therapy because of recent evidence that exogenous estrogen can induce carcinoma in susceptible women. The role of supplemental estrogen in the induction of carcinoma is controversial, but the consensus is that ...
openaire   +3 more sources

The metabolism of estriol in rabbits

Steroids, 1973
Abstract Rabbits have been shown to excrete 6, 7-3H-estriol, its conjugates and metabolites preponderantly in the bile during the initial 4 hours following the I.V. injection of the labeled steroid. The amount of radioactivity excreted in the urine was 1 3 of that in the bile.
Paul I. Musey   +3 more
openaire   +3 more sources

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