Activin betaC and betaE genes are not essential for mouse liver growth, differentiation, and regeneration.
Lau AL, Kumar TR, Nishimori K, Bonadio J, Matzuk MM. Activin betaC and betaE genes are not essential for mouse liver growth, differentiation, and regeneration. Mol Cell Biol. 2000 Aug; 20(16):6127-37.