Search for a trial

individueel setpoint Hypothalamus Hypofyse Gonade as bij de man; een pilotstudy

To study whether there is an individual setpoint for the hypothalamus-pituitary-gonad axis in men

FSH receptor polymorphisms and treatment of poor responders

The hypothesis is that women who have the Ser680Ser (SS) variant of the FSH receptor genotype, in comparison with women with the Ser680Asn (NS) or Asn680Asn (NN) variant, are less sensitive to FSH and because of that need higher dosages of FSH when…

Biomarkers in Kennedy Disease
The identification of biomarkers as clinical endpoints in drug efficacy trials in Kennedy disease; an international academic multicenter study in Utrecht and Leuven

The main objective of this prospective population based cohort study of patients with KD in the Netherlands and Flemish part of Belgium is to perform multiple tests (i.e. clinical and blood) and genomic profiling to discover possible biomarkers for…

LH and FSH relaese by the pituitary, de inhibitive effect of estradiol in male to female transsexuals

to study the effect of estradiolapplication on gonadotropin relaese in young and older men in the abscense of circulating testosterone.

Turner And Klinefelter Treatment Target study

To explore the relationship between hormone levels and HRQoL in patients with TS and KS.

Semen characteristics and testosterone levels in the general population

1. Evaluation of the variation of semen characteristics in the general population2. Evaluation of the variance of testosterone levels in the general population