There were experiments long ago with giving Testosterone to gay men, and all it did was make them randier. Is "randier" a word? It is now. Where was I... anyway, it didn't make them straight, just made them much more gay in a sense. Ultra-gay, we'll call it. 2 new words in one post. Although the second one is hyphenated. But you get my point.
Yep, grab a copy of "Men's Health" and you can see this process at work.