Alpha-gal may refer to:
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Alpha-galactosidase
α-Galactosidase ( EC 3.2.1.22, α-GAL, α-GAL A; systematic name α-D-galactoside galactohydrolase) is a glycoside hydrolase enzyme that catalyses the following reaction:
: Hydrolysis of terminal, non-reducing α-D-galactose residues in α-D ...
, an enzyme
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Galactose-alpha-1,3-galactose
Galactose-''alpha''-1,3-galactose, commonly known as alpha gal and the Galili antigen, is a carbohydrate found in most mammalian cell membranes. It is not found in catarrhines, including humans, who have lost the GGTA1 gene. Their immune systems ...
, a carbohydrate also known as Galili antigen
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Alpha-gal allergy
Alpha-gal allergy — or mammalian meat allergy (MMA) — is a type of meat allergy characterized by a delayed onset of symptoms (3–8 hours) after ingesting mammalian meat and resulting from past exposure to tick bites. It was first reported in ...
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