(biochemistry) The class of peptides of 36–43 amino acids that are crucially involved in Alzheimer's disease as the main component of the amyloid plaques found in the brains of Alzheimer patients.

(mathematical analysis) A mathematical function that is also called the Euler integral of the first kind; it is a symmetric special function.

(physics) The radiation of beta particles as a result of radioactive decay.

(biochemistry) Any artificial peptide made from beta-amino acids; used in some antibiotics in an attempt to counter resistance.

(biochemistry) Any amino acid that has the amino and carboxylic functional groups attached to adjacent carbon atoms; beta-alanine is the only one that occurs in nature, but not in peptides or proteins.

Any of the genus Betabaculovirus of viruses in the family Baculoviridae.

plural of betabaculovirus

plural of beta cell

(anatomy) A basophil of the adenohypophysis. / (anatomy) An endocrine cell, located in the islets of Langerhans of the pancreas, primarily responsible for the storage and release of insulin.

The second letter of the Greek alphabet.