Things One Can Learn from Haldane

Tue Oct 10, 2006

In his essay “The Future of Biology,” (ca. 1926), I learn that it was then common to graft apes’ testicles into old or prematurely senile men, an attempt to get a hitherto unisolated hormone into the blood stream. The graft generally died after a few years.

Perhaps that was well known. I don’t know.