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Lewis antigen system — is a human blood group system based upon genes on chromosome 19. There are two main types of Lewis antigens, Lewis a and Lewis b. They are red cell antigens which are not produced by the erythrocyte itself. Instead, it is a component of body… … Wikipedia
Lewis — Gilbert N., U.S. chemist, 1875–1946. SEE ALSO: L. acid, L. base, second law of thermodynamics. Ivor, Welsh surgeon who in 1946 reported to the Royal College of Surgeons a two stage esophagectomy by laparotomy and right thoracotomy, performed… … Medical dictionary
Lewis blood group — n any of a system of blood groups controlled by a pair of dominant recessive alleles and characterized by antigens which are released into body fluids, are adsorbed onto the surface of red blood cells, and tend to interreact with the antigens… … Medical dictionary
Lewis blood group system — ▪ physiology classification of human blood based on the expression of glycoproteins called Lewis (Le) antigens (antigen) on the surfaces of red blood cells (erythrocyte) or in body fluids, or both. The Lewis antigen system is intimately… … Universalium
blood group antigens — the antigens responsible for specificities of blood groups; those of the ABO and Lewis blood groups were the first to be characterized. They are formed by sequential addition of monosaccharide moieties to any of several different types of… … Medical dictionary
Other red cell antigens — In addition to the defined Human blood group systems, there are erythrocyte antigens which do not meet the definition of a blood group system. Most of these are either nearly universal in human blood or extremely rare and are rarely significant… … Wikipedia
Sialyl lewis x — Chembox new ImageFile = Sialyl Lewis x.svg ImageSize = 250px IUPACName = OtherNames = Section1 = Chembox Identifiers CASNo = 98603 84 0 PubChem = 643990 SMILES = MeSHName = sialyl+Lewis+x Section2 = Chembox Properties Formula = C31H52N2O23… … Wikipedia
blood group antigens — The set of cell surface antigens found chiefly, but not solely, on blood cells. More than fifteen different blood group systems are recognized in humans. There may be naturally occurring antibodies without immunization, especially in the case of… … Dictionary of molecular biology
blood group — Med. any of various classes into which human blood can be divided according to immunological compatibility, based on the presence or absence of specific antigens on red blood cells. Also called blood type. Cf. ABO system, Rh factor. [1915 20] * * … Universalium
Fucosyltransferase 3 — (galactoside 3(4) L fucosyltransferase, Lewis blood group), also known as FUT3, is a human gene.cite web | title = Entrez Gene: FUT3 fucosyltransferase 3 (galactoside 3(4) L fucosyltransferase, Lewis blood group)| url =… … Wikipedia
B3GALT5 — UDP Gal:betaGlcNAc beta 1,3 galactosyltransferase, polypeptide 5, also known as B3GALT5, is a human gene.cite web | title = Entrez Gene: B3GALT5 UDP Gal:betaGlcNAc beta 1,3 galactosyltransferase, polypeptide 5| url =… … Wikipedia
