Hormones: what the testis really sees.

  title={Hormones: what the testis really sees.},
  author={Brian P. Setchell},
  journal={Reproduction, fertility, and development},
  volume={16 5},
Various barriers in the testis may prevent hormones from readily reaching the cells they are supposed to stimulate, especially the hydrophilic hormones from the pituitary. For example, LH must pass through or between the endothelial cells lining the blood vessels to reach the surface of the Leydig cells, and FSH has the additional barrier of the peritubular myoid cells before it reaches the Sertoli cells. The specialised junctions between pairs of Sertoli cells would severely restrict the… CONTINUE READING