All articles tagged with #blood types
Rh null blood, the rarest blood type, lacks all Rh antigens and is highly valuable for transfusions due to its universal compatibility, but creating lab-grown Rh null blood remains a complex challenge involving advanced stem cell technology and gene editing.
Donating blood is safe and healthy for most people, and only a few conditions put you on the lifetime “cannot donate” list. All blood types are needed, and donations of any type are appreciated. There are eight known blood types, and O type blood is always in demand because it can be used for all procedures. The FDA has updated its guidelines to allow gay and bisexual men to give blood, but blood bank officials will ask each potential donor about their history of high-risk behavior within the prior three months.