Table 1. Primers used for PCR reactions.

Gene	Name of primers	DNA sequence
J chain	JCF15	5′-TCTTTCTAGAGTGAAGACAAGA-3′
J chain	JCR-Xho	5′-GTGCTGGATATCTCGAGAAT-3′
J chain	JCR	5′-CTAGTCAAGGTAGCAAGAAT-3′
SC	SCF-Xho	5′-CCTCTCGAGTCTCTTTAGTTGGCAAAAGGC-3′
SC	SCR-Xba	5′-CTTAATCTAGACAAGCAATGAGGCTCTACT-3′
IgG H chain	IgG Heavy NotF	5′-CACTGCGGCCGCTGACTCTAACCATGGGATGGAGC-3′
IgA H chain	IgA-H/NotR	5′-GGGCGGCCGCTCAGTAGCAGATGCCATCTCCCTC-3′
IgG L chain	IgGk NotF	5′-TGTGCGGCCGCAGCAGAAACATGAAG-3′
IgG L chain	IgGk NotR	5′-CGAGCGGCCGCTTCTAACACTCATTCC-3′
ACTIN2	actin2-F	5′-GTTGGTGATGAAGCACAATCCAAG-3′
ACTIN2	actin2-R	5′-CTGGAACAAGACTTCTGGGCATCT-3′