In an awesome piece over at the Genetic Literacy project, Ricki Lewis what is known (and what is largely overblown) about transgender genetics.
TL;DR: It’s a bit too soon to screen for transgender genes, beyond the usual genome wide association studies, and we really should be asking ourselves if, ethically, this is a road we want to go down.
Also, journalist can run with an abstract and things get out of hand quickly. But I’m fairly certain we all already knew that.