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HLA-A*02 (A*02) is a human leukocyte antigen serotype within the HLA-A serotype group. The serotype is determined by the antibody recognition of the α2 domain of the HLA-A α-chain. For A*02, the α chain is encoded by the HLA-A*02 gene and the β chain is encoded by the B2M locus. [ 1 ] In 2010 the World Health Organization Naming Committee ...
A2 is found in Chukotko–Kamchatka [5] and is also one of five mtDNA haplogroups found in the indigenous peoples of the Americas, the others being B, C, D, and X. [ 4 ] Haplogroup A2 is the most common haplogroup among the Inuit , Na-Dene , and many Amerind ethnic groups of North and Central America.
The London and North Eastern Railway (LNER) Peppercorn Class A2 is a class of steam locomotive designed for express passenger work by Arthur Peppercorn, the chief designer of the LNER after Edward Thompson. All save the first of the 15 built were constructed under British Railways after nationalisation in 1948. Only one example is preserved.
Anti-access/area denial (or A2/AD) is a military strategy to control access to and within an operating environment. [2] In an early definition, anti-access refers to those actions and capabilities, usually long-range, designed to prevent an opposing force from entering an operational area. Area denial refers to those actions and capabilities ...
The A 2 class was an express passenger locomotive that ran on Victorian Railways from 1907 to 1963. A highly successful design entirely the work of Victorian Railways' own design office, its long service life was repeatedly extended as the Great Depression and later World War II delayed the introduction of more modern and powerful replacement locomotives.
Sean Combs had been in New York for 11 days before federal authorities arrested him on sex crime and racketeering charges at a Manhattan hotel at 8:25 p.m. Monday, Sept. 16. Inside his hotel room ...
The London and North Eastern Railway Class A2/2 was a class of six 4-6-2 steam locomotives rebuilt by Edward Thompson in 1943 and 1944 from his predecessor Sir Nigel Gresley's P2 Class of 2-8-2 express passenger locomotives. The rebuilds improved reliability and reduced maintenance, but also suffered from a variety of issues during service, and ...
The United Nations uses a combination of ISO 3166-1 alpha-2 and alpha-3 codes, along with codes that pre-date the creation of ISO 3166, for international vehicle registration codes, which are codes used to identify the issuing country of a vehicle registration plate; some of these codes are currently indeterminately reserved in ISO 3166-1.