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prashantakerkar prashantakerkar
wrote...
Valued Member
Posts: 1647
4 years ago Edited: 4 years ago, prashantakerkar
https://en.wikipedia.org/wiki/Blood_type

https://en.wikipedia.org/wiki/Human_blood_group_systems

https://www.google.com/search?q=blood+group+types&client=ms-android-lava&prmd=insv&sxsrf=ACYBGNQQPer10CSPJkie321gb1PQ9rIjZQ:1579490359519&source=lnms&tbm=isch&sa=X&ved=2ahUKEwjvk7iOnJHnAhVHOisKHZlbCNgQ_AUoAXoECBMQAQ

https://en.wikipedia.org/wiki/Hh_blood_group

Is AB -ve the rarest Blood type ?

What are the reasons?

Thanks & Regards,
Prashant S Akerkar
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11 Replies
Prashant S Akerkar
Replies
wrote...
Educator
4 years ago Edited: 4 years ago, bio_man
It's true, AB negative is the rarest. These people have the A or B antigens on the surface of their blood cells, but no rhesus factor. The reason is because there are a few combinations of alleles which can produce it, and the alleles are relatively rare. To produce AB blood, an individual must inherit an A allele and a B allele, not an O allele. The allele frequency for type O is higher, while the frequency for A and B is significantly lower. The odds of this particular combination are simply lower than any other combination.
wrote...
Valued Member
4 years ago Edited: 4 years ago, prashantakerkar
Thank you.

In this case since AB -ve Blood type is rare, number of Blood bottles donated by donors having these Blood type will also be less ?

Do you feel it is useful to trace countries wide
AB - ve Rarest Blood group type data samples in numbers?

Is it possible to investigate?

As a example :

USA - How many People having AB - ve Blood type?

UK - How many People having AB - ve Blood type?

France - How many people having AB - ve Blood type?

.
.
.

Also the number of AB -ve Blood type Bottles will be also less if traced in Blood banks in respective countries?

Thanks & Regards,
Prashant S Akerkar
Prashant S Akerkar
wrote...
Valued Member
4 years ago
Thank you.

Will it be interesting to trace the parents - Father & Mother's blood group who are having AB -ve blood type?

What could be the most likely Blood groups of parents whose child/children is/are having AB -ve blood groups?

Thanks & Regards,
Prashant S Akerkar
Prashant S Akerkar
wrote...
Valued Member
4 years ago Edited: 4 years ago, prashantakerkar
Thank you.

Are this the correct permutations & combinations
for the parent's blood type who are having child/children of AB -ve group?

     Father        Mother

1    A +ve          AB +ve
2   B +ve          AB  +ve
3   A -ve           AB  +ve
4   B -ve           AB  +ve
5   A +ve           AB -ve
6   B +ve           AB -ve
7   A  -ve           AB -ve
8   B  -ve           AB -ve
9   AB +ve         A +ve
10 AB +ve         B +ve
11  AB +ve         A -ve
12  AB +ve        B -ve
13  AB -ve         A +ve
14  AB -ve         B +ve
15  AB -ve         A -ve
16  AB -ve        B -ve
17  AB +ve       AB +ve
18  AB -ve       AB -ve
19  A +ve         B +ve
20 A -ve          B -ve
21  B +ve         A +ve
22 B -ve          A -ve
23 B +ve         A -ve
24 A +ve         B -ve

Thanks & Regards,
Prashant S Akerkar
Prashant S Akerkar
wrote...
Valued Member
4 years ago
Thank you.

My Blood Group is B +ve.
My Wife's Blood Group is A +ve.
My Son's Blood Group is AB +ve.

Is it possible that with the above parent's blood groups,
the child can even have AB -ve blood type?

Thanks & Regards,
Prashant S Akerkar
Prashant S Akerkar
wrote...
Valued Member
4 years ago
Thank you.

Reference :

https://www.blood.co.uk/why-give-blood/blood-types/ab-negative-blood-type/

Thanks & Regards,
Prashant S Akerkar
Prashant S Akerkar
wrote...
Educator
4 years ago
In this case since AB -ve Blood type is rare, number of Blood bottles donated by donors having these Blood type will also be less ?

AB negative means you have both antigen A and B on the surface of the blood cell, but no Rh Factor. If you ever need blood you can get any groups (A,B,AB,and O) blood as long as it is Rh negative (which is rare). But your blood can only be given to a person with AB (Rh+ or Rh-) group. It is bad because you cannot give your blood to any one you want but also good because people with AB-  blood are very rare and your blood will be useful to those rare people who have really  hard time finding the blood they need. Overall it is good thing because your blood is more precious.
wrote...
Valued Member
4 years ago
Thank you.

Do you feel the 24 records traced through permutations & combinations are correct for Parent's blood group - Father & Mother whose child/children are having AB -ve blood group which is the rarest?

If not, Can you correct please?

Would you like to consult with renowned pathologists in USA for these permutations & combinations ?

Thanks & Regards,
Prashant S Akerkar
Prashant S Akerkar
wrote...
Educator
4 years ago
Thank you. Are this the correct permutations & combinations for the parent's blood type who are having child/children of AB -ve group? Father Mother 1 A +ve AB +ve 2 B +ve AB +ve 3 A -ve AB +ve 4 B -ve AB +ve 5 A +ve AB -ve 6 B +ve AB -ve 7 A -ve AB -ve 8 B -ve AB -ve 9 AB +ve A +ve 10 AB +ve B +ve 11 AB +ve A -ve 12 AB +ve B -ve 13 AB -ve A +ve 14 AB -ve B +ve 15 AB -ve A -ve 16 AB -ve B -ve 17 AB +ve AB +ve 18 AB -ve AB -ve 19 A +ve B +ve 20 A -ve B -ve 21 B +ve A +ve 22 B -ve A -ve 23 B +ve A -ve 24 A +ve B -ve Thanks & Regards, Prashant S Akerkar

In the table you've made above, I'm not sure what you're presenting there Undecided
wrote...
Valued Member
4 years ago
Thank you.

In the above table given which has 24 records, are mentioned the possible Father & Mother's Blood groups of their child/children who are having AB -ve blood group.

Or

Is it only 4 records given below?

Father          Mother

AB +ve         AB -ve
AB  -ve         AB -ve
AB  +ve         AB +ve
AB  -ve          AB +ve

Would you like to consult with renowned pathologists in USA regarding these findings?

Thanks & Regards,
Prashant S Akerkar
Prashant S Akerkar
Answer accepted by topic starter
bio_manbio_man
wrote...
Educator
Top Poster
Posts: 33329
4 years ago
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