Hayashi, K. T., Moberg, G. P. 1987. Influence of acute stress and the adrenal axis on regulation of LH and testosterone in the male rhesus monkey (Macaca mulatta). American Journal of Primatology 12, 263-273.

Acute restraint stress appears to cause the transient stimulation of LH release. ... While the stress-stimulated release of corticosteroids failed to affect the LH response to GnRH administration, it did act directly on the testes to prevent the normal release of testosterone.