Platelets are among the few cells that don't have a nucleus; for this reason they were thought incapable of turning on genes and synthesizing proteins.

(SALT LAKE CITY)—Citing his groundbreaking contributions to understanding the evolving role of platelets, the American Society of Hematology (ASH) has awarded University of Utah professor of medicine ...

"But platelets don’t have a nucleus or the typical DNA machinery, which makes them difficult to genetically engineer.” ...