class switch

Fetched 2026-10-26 (cache).

Datamuse reports no synonyms or antonyms for this word.

Noun

1. {{lb|en|immunology|biochemistry|molecular biology}} The change in the immunoglobulin [[heavy chain]] constant region in a [[B cell]], producing a different antibody [[isotype]] while preserving [[antigen]] specificity.

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.