Bone morphogenetic protein-4 interacts with activin and GnRH to modulate gonadotrophin secretion in LbetaT2 gonadotrophs .
B-GeneOrGeneProduct I-GeneOrGeneProduct I-GeneOrGeneProduct O O B-GeneOrGeneProduct O B-GeneOrGeneProduct O O B-GeneOrGeneProduct O O B-CellLine O O