Gene Rearrangement, B-Lymphocyte, Heavy Chain

**Definition:** Ordered rearrangement of B-lymphocyte variable gene regions of the IMMUNOGLOBULIN HEAVY CHAINS, thereby contributing to antibody diversity. It occurs during the first stage of differentiation of the IMMATURE B-LYMPHOCYTES.

**Tree numbers:** - G05.344.401.501 - G12.500.274.501

**Synonyms:** - B Cell Heavy Chain Gene Rearrangement - B-Cell Heavy Chain Gene Rearrangement - B Lymphocyte Heavy Chain Gene Rearrangement - B-Lymphocyte Heavy Chain Gene Rearrangement