As a species comparison with our previous results , we used LbetaT2 cells to investigate the effects of BMP-4 on gonadotrophin mRNA and secretion modulated by activin and GnRH .
O O O O O O O O O O O B-CellLine O O O O O O B-GeneOrGeneProduct O B-GeneOrGeneProduct O O O O O B-GeneOrGeneProduct O B-GeneOrGeneProduct O