negative regulation of activin secretion
down regulation of activin secretion
exact
down-regulation of activin secretion
exact
downregulation of activin secretion
exact
inhibition of activin secretion
narrow
Any process that stops, prevents, or reduces the frequency, rate or extent of the regulated release of activin from a cell.
GO:0032335
regulation of activin secretion
is_a
GO:0046888
negative regulation of hormone secretion
is_a
GO:0032333
activin secretion
negatively_regulates