Expression of MyBPC variants in zebrafish larvae. Real-time qPCR of MyBPC isoforms at 1, 4, and 7 dpf in larval trunk muscles of wild-type zebrafish (open bars: mybpc-1, gray bars: mybpc-2a, black bars: mybpc-2b, hatched bars: mybpc-3). Data are shown relative to β-actin (n = 6–8).