hh, [1] 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. It is mostly found in the Indian subcontinent (India, Bangladesh, Pakistan) and Iran.

2025年3月12日 · Allergies can vary from person to person, and some may still react to the proteins produced by the Bombay cat. If you have allergies, it is recommended to spend time with a Bombay cat or consult a ...

2023年8月7日 · The Bombay cat, a mix of the Burmese and the American shorthair, features an all-black coat, a stocky build, and a friendly demeanor.

Mumbai (Marathi: Mumbaī , pronounced [ˈmumbəi] , ⓘ muum-BY), also known as Bombay (/ bɒmˈbeɪj / BOMB-BAY; its official name until 1995), is the capital city of the Indian state of Maharashtra. Mumbai is the financial capital and the most populous city proper of India with an estimated population of 12.5 million (1.25 crore). [20] .

In 1866, the British Government established the Bombay Coast and River Steam Navigation Company for the maintenance of steam ferries between Bombay and nearby islands; while the opening of the Suez Canal in 1869 completely revolutionized the marine trade of Bombay.

Individuals lacking the H gene have a phenotype of hh, known as Bombay Phenotype. As a result, these individuals do not express the A, B or H antigen because there is no H gene to code for the transferase responsible for attaching fucose to the basic precursor substance.

2024年9月11日 · Bombay persons’ serum contains very strong anti-H and anti-A, -B, or -A,B; this essentially renders their antibodies incompatible with all other RBCs except those from another Bombay individual. Bombay and the similar-sounding Para-Bombay phenotype are closely related. Watch my 2014 BBGuy video on Bombay for more information.

The Bombay blood phenotype is one of the rarest ABO blood groups and was discovered in Bombay, now modern-day Mumbai, by Dr. Y. M. Bhende in 1952. It is transmitted as an autosomal recessive trait and describes individuals that lack the H …

2015年1月27日 · In the 1950’s, a small group of people were identified in an area in India surrounding the city of Bombay (now called “Mumbai”) that appeared to be blood group O at first glance. As you should know from a basic understanding of the ABO system, group O individuals have antibodies against both A and B antigens, and as a result, can only ...

The Bombay blood group is a rare blood group, phenotypes of this group lacking H antigen on the red cell membrane and have anti-H in the serum. It fails to express any A, B or H antigen on their red cells or other tissues. The existence of a human H/h genetic polymorphism was first established by Bh …