We may know why younger brothers are more likely to be gay | New Scientist

Contents:

• WE MAY KNOW WHY YOUNGER BROTHERS ARE MORE LIKELY TO BE GAY
• MARCIA GAY HARN REVEALS ALL HER CHILDREN ARE QUEER: ‘THEY TEACH ME EVERY DAY’
• MEN WH OLR BROTHERS ARE MORE LIKELY TO BE GAY, STUDY SUGGTS
• ARE YOUNGER BROTHERS MORE LIKELY TO BE GAY?
• MARCIA GAY HARN SAYS ALL THREE OF HER ADULT KIDS INTIFY AS QUEER

WE MAY KNOW WHY YOUNGER BROTHERS ARE MORE LIKELY TO BE GAY

The more olr brothers a boy has, the more likely he is to be gay when he grows up – an effect lled the “aternal birth orr effect”. They found that the mothers of gay sons wh olr brothers had the hight levels of antibodi agast this prote, followed by the mothers of gay sons wh no olr brothers. “Given that the prote is known to be important synapse formatn, you n see how maternal antibodi might affect the wirg of the fetal bra, and that might expla why each subsequent son is more likely to grow up gay.

MARCIA GAY HARN REVEALS ALL HER CHILDREN ARE QUEER: ‘THEY TEACH ME EVERY DAY’

“The signifince of this prelimary observatn, if n be replited, is that intifi specific molecul the bra that may be important for heterosexual as well as homosexual velopment, ” says Dean Hamer, a pneer of rearchg the blogil termants of sexual orientatn.

MEN WH OLR BROTHERS ARE MORE LIKELY TO BE GAY, STUDY SUGGTS

Read more: What do the new gay gen tell about sexual orientatn?

All three of Marcia Gay Harn’s children are queer.

ARE YOUNGER BROTHERS MORE LIKELY TO BE GAY?

My son is gay. Marcia Gay Harn revealed that all three of her children are queer durg the “Drag Isn’t Dangero: A Digal Fundraiser” live telethon on Imag. “Gay is here to stay.

MARCIA GAY HARN SAYS ALL THREE OF HER ADULT KIDS INTIFY AS QUEER

Men wh olr brothers are more likely to be gay, acrdg to a study published Wednday the journal Proceedgs of the Royal Society B.

This new report builds upon prev rearch regardg male birth orr and homosexualy, though there is still no cisive ncln as to why there’s a lk between the cross-analyzg data om 10 scientific studi wh more than 5, 000 subjects, rearchers found that men wh olr brothers were 38 percent more likely to intify as gay. ”The study, which pared the probabily of the youngt brother a two-son fay beg gay as pared to the olst son, did not clu female subjects, as prev rearch has tablished that women do not fluence the sexual orientatn of their younger siblgs, acrdg to this study did not terme a ncrete reason for the rrelatn between a man havg an olr brother and intifyg as gay, Blanchard said that “pots toward the need for more rearch on the 'maternal immune hypothis'” — a theory Blanchard troduced 1996 that suggts that a mother is exposed to “male-specific substanc” durg pregnancy wh or the birth of a son. Acrdg to proponents of the theory, the mother’s immune rponse is changed durg the pregnancy of a boy, creasg the likelihood that a subsequent male child would be gay.