Who discovered Bombay phenotype?
Dr Y M Bhende
Blood types, common & rare The four most common blood groups are A, B, AB and O. The rare, Bombay blood group was first discovered in Mumbai (then Bombay) in 1952 by Dr Y M Bhende.
How common is Bombay phenotype?
Around 179 persons in India with a frequency of 1 in 10,000 have “Bombay Blood group”. A high level of consanguinity present among the parents of the Bombay phenotype. The classic Bombay phenotype has been reported in those of Indian descendent. It is quite rare in Caucasian with an incidence of 1 in 250,000.
Why is it called Bombay phenotype?
Only one person in 10,000 people in India has Bombay Blood Type. It is also called HH blood type or Rare ABO blood group. This blood phenotype was first discovered by the Doctor YM Bhende in 1952. This is called Bombay Blood because it was first found in some people of Bombay.
What blood type can Bombay receive?
hh type
Finally those with O type blood can receive only from O, but can donate their blood to A, B, O or AB- universal donors. In contrast, the Bombay doctors found that the hh type (Bombay type people) can accept only from other hh type, and also can receive only from the hh types.
Is there a 5th blood type?
hh, or the Bombay blood group, is a rare blood type. This blood phenotype was first discovered in Bombay by Dr. Y. M. Bhende in 1952.
How is Bombay blood group inherited?
Inheritance: The Bombay group (Oh) results from the inheritance of two rare recessive h genes which occur at a locus other than the ABO gene locus. Because the h gene is very rare, Bombays often result from consanguineous matings in which parents are blood relatives (e.g., first cousins).
What is the rarest blood type in the world?
What’s the rarest blood type? AB negative is the rarest of the eight main blood types – just 1% of our donors have it. Despite being rare, demand for AB negative blood is low and we don’t struggle to find donors with AB negative blood. However, some blood types are both rare and in demand.
Is Bombay phenotype an O blood group?
Just in case the excitement of the ABO blood group system was beginning to subside, there is one other very, very rare ABO type first described in India. It is known as the “Bombay phenotype” and on the surface it looks like a type O. It is found in one out of 10,000 people in India, and one in a million in Europe.
Is Bombay phenotype inherited?
Is the Bombay phenotype recessive?
Bombay blood group or Oh phenotype is a rare autosomal recessive phenotype within the ABO blood grouping system. It occurs due to a mutation in the H gene that produces H antigen on red blood cells (RBCs).
How is Bombay phenotype inherited?
How does Bombay phenotype happen?