SWITCH CIRCLES FROM IL-4 DIRECTED EPSILON CLASS SWITCHING FROM HUMAN B-LYMPHOCYTES - EVIDENCE FOR DIRECT, SEQUENTIAL AND MULTIPLE STEP SEQUENTIAL SWITCH FROM MU-IMMUNOGLOBULIN TO EPSILON-IMMUNOGLOBULIN CHAIN GENE
K. Zhang et al., SWITCH CIRCLES FROM IL-4 DIRECTED EPSILON CLASS SWITCHING FROM HUMAN B-LYMPHOCYTES - EVIDENCE FOR DIRECT, SEQUENTIAL AND MULTIPLE STEP SEQUENTIAL SWITCH FROM MU-IMMUNOGLOBULIN TO EPSILON-IMMUNOGLOBULIN CHAIN GENE, Journal of allergy and clinical immunology, 93(1), 1994, pp. 219-219