organism: Xenopus tropicalis
attributes.tag: source_name
attributes.value: embryo
attributes.tag: strain
attributes.value: Nigerian (Cam4), wild-type
attributes.tag: development stage
attributes.value: early tadpole (st. 32)
attributes.tag: treatment
attributes.value: injection of Xbra/Xbra3 splicing- and translation-blocking morpholino (20ng total) at 1-cell stage