Results 101 to 110 of about 3,507,248 (152)

IOC consensus statement: dietary supplements and the high-performance athlete. [PDF]

open access: yesBr J Sports Med, 2018
Maughan RJ   +24 more
europepmc   +1 more source

Effects of Nandrolone Stimulation on Testosterone Biosynthesis in Leydig Cells. [PDF]

open access: yesJ Cell Physiol, 2016
Pomara C   +13 more
europepmc   +1 more source

Exploration of Canarium odontophyllum fruit phytoconstituents as potential candidates against epilepsy using in silico studies. [PDF]

open access: yesJ Genet Eng Biotechnol
Siang LJ   +5 more
europepmc   +1 more source

Detection and quantitation of 19-norandrosterone in urine by isotope dilution-mass spectrometry

The Journal of Steroid Biochemistry, 1982
A highly accurate method has been developed for detection and quantitation of 19-norandrosterone, the major urinary metabolite of 19-nortestosterone in man. A suitable 14C labelled standard was obtained by i.m. injection of [4-14C]-19-nortestosterone into a human volunteer.
Ingemar Björkhem
exaly   +4 more sources

The appearance of urinary 19-norandrosterone during pregnancy

European Journal of Sport Science, 2002
(2002). The appearance of urinary 19-norandrosterone during pregnancy. European Journal of Sport Science: Vol. 2, No. 2, pp. 1-7.
Ute Mareck‐engelke   +3 more
exaly   +3 more sources

Evidence for the presence of endogenous 19-norandrosterone in human urine

Biomedical Applications, 1999
In 1997, in the scope of antidoping control in sport, a not inconsiderable number of urine analysed by official laboratories revealed the presence of 19-nortestosterone (19-NT: 17beta-hydroxyestr-4-en-3-one) metabolites: 19-norandrosterone (19-NA: 3alpha-hydroxy-5alpha-estran-17-one) and 19-noretiocholanolone (19-NE: 3alpha-hydroxy-5beta-estran-17-one).
Le Bizec, Bruno   +3 more
exaly   +5 more sources

Urinary excretion of 19-norandrosterone of endogenous origin in man: quantitative analysis by gas chromatography–mass spectrometry

Biomedical Applications, 1999
A GC-MS method, using deuterium-labelled 19-noretiocholanolone as internal standard and following an extensive LC purification prior to selected ion monitoring of the bis(trimethylsilyl) ethers at ion masses m/z 405, 419, 420 and 421, allowed the quantitation of subnanogram amounts of 19-norandrosterone present in 10-ml urine samples at m/z 405. Thirty
L, Dehennin, Y, Bonnaire, P, Plou
exaly   +4 more sources

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