#BloodGroupSystems
#MALbloodgroup system centers on the #AnWj #antigen

Using #WholeExomeSequencing, it was discovered that inherited #AnWj-negative individuals carry deletions in both copies of the #MALgene

There are 47 #BloodGroupSystems containing more than 360 known #BloodAntigens
scitechdaily.com/after-50-yea...
After 50 Years of Mystery, Researchers Identify New Human Blood Group
A decades-long search to identify a mysterious blood antigen has led researchers to a hidden genetic difference found in a tiny number of people.
scitechdaily.com
May 17, 2026 at 10:10 AM