peptide

[ pep-tahyd ]

noun

, Biochemistry.

1. a compound containing two or more amino acids in which the carboxyl group of one acid is linked to the amino group of the other.

peptide

/ ˈpɛptaɪd /

noun

1. any of a group of compounds consisting of two or more amino acids linked by chemical bonding between their respective carboxyl and amino groups See also peptide bond polypeptide

peptide

/ pĕp′tīd′ /

1. A chemical compound that is composed of a chain of two or more amino acids and is usually smaller than a protein. The amino acids can be alike or different. Many hormones and antibiotics are peptides.

Word History and Origins

Origin of peptide¹

1905–10; pept(ic) + -ide ( def )

Example Sentences

A research team at the University of Vienna, led by medicinal chemist Markus Muttenthaler, has developed a new class of oral peptide therapeutic leads for treating chronic abdominal pain.

From Science Daily

The team attached a component to this peptide that promotes its uptake into tumor cells.

From Science Daily

"Now that we have perfected making peptides stable, we are looking at other gut drugs to improve treatment options for gastrointestinal disorders, an unmet medical need."

From Science Daily

The team developed a self-assembling methodology where synthetic peptides are mixed with whole blood taken from the patient to create a material that harnesses key molecules, cells, and mechanisms of the natural healing process.

From Science Daily

In this proof-of-concept study, which was published in Immunotherapy Advances,the research team introduced fragments, called peptides, that stimulate the T cells engineered to fight Hepatitis B virus-related liver cancer present in the treated patients.

From Science Daily