aba·​tac·​ept ˌab-ə-ˈta-ˌsept How to pronounce abatacept (audio)
: a protein drug that inhibits the activation of T cells and is administered by injection in the treatment of rheumatoid arthritis

Note: Abatacept is a synthetic protein produced by recombinant DNA technology in which the extracellular domain of a receptor found on the surface of T cells is linked to a modified portion of IgG. Abatacept is marketed under the trademark Orencia.

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Cite this Entry

“Abatacept.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/abatacept. Accessed 23 May. 2024.

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