From: Sent: To: Subject: Jeevacation <jeevacation@gmail.com> Thursday, September 16, 2010 7:32 PM Re: neat Thsnks Sent from my iPhone On Sep 16, 2010, at 3:15 PM, <mailto > wrote: i read a really cool paper about the biology behind why mom's immune systems don't abort babies. i think they have found the protein (or one of them) that does the tricking. it reminded me of our cryptography and sneakiness discussions. let me see if i can get it online and send it to you 1 EFTA_R1_00132018 EFTA01796304