Alternative splicing is pervasive in vertebrates. yet little is known about most isoforms or their regulation. transformer-2b (tra2b) encodes a splicing regulator whose endogenous function is poorly understood. Tra2b knockdown in Xenopus results in embryos with multiple defects. https://www.roneverhart.com/Mabis-Dmi-Healthcare-3-In-1-All-Purpose-Commode-by-Briggs-Healthcare/