Naked Science Forum

Life Sciences => Physiology & Medicine => Topic started by: Tracy on 04/12/2009 09:30:02

Title: Can a child with group O parents be blood group AB?
Post by: Tracy on 04/12/2009 09:30:02

Tracy asked the Naked Scientists:
   
Please can you tell me if a mother and father are blood group O, and they have 2 kids can one be AB and the other O?? Or is the AB one not from these two people??

Please help with this question.
Thanks
Tracy

What do you think?

Title: Can a child with group O parents be blood group AB?
Post by: chris on 04/12/2009 17:27:29

This might be a case of blood group "Bombay" (hh):

http://www.thenakedscientists.com/forum/index.php?topic=17461.0

Here's a link to Wikipedia's entry on Bombay:

http://en.wikipedia.org/wiki/Hh_antigen_system

Title: Can a child with group O parents be blood group AB?
Post by: iko on 05/12/2009 13:30:25

Quote from: chris on 04/12/2009 17:27:29

This might be a case of blood group "Bombay":

http://www.thenakedscientists.com/forum/index.php?topic=17461.0

Quote from: iko on 05/12/2009 13:29:33

Cis-AB is another possibility:

1chromosome carries the O gene, the other A&B together.
Quite rare indeed, like blood type "O Bombay"...

http://en.wikipedia.org/wiki/Cis_AB

(https://www.thenakedscientists.com/forum/proxy.php?request=http%3A%2F%2Fupload.wikimedia.org%2Fwikipedia%2Fcommons%2Fthumb%2Fc%2Fc4%2FCisAB.PNG%2F100px-CisAB.PNG&hash=f21c5b7d8945f7ffc9d02914ccb3e6cf)