The Leydig Virus: A Susan R. Turner Medical Mystery

Two Women and a Virus

This is a story of two women, Susan and Anna, who have little in common. Susan is a scientist in Boston, where she studies dangerous viruses. The other is a mother and wife in an Amish dairy farming community in upstate New York.

When a new virus affects the Amish farmers; it does not kill or even make its victims very sick. Its distinguishing feature is that it attacks and kills human Leydig cells, which only men have. Leydig cells make testosterone, and their loss has ...