negative regulation of osteoblast differentiation
down regulation of osteoblast differentiation
exact
down-regulation of osteoblast differentiation
exact
downregulation of osteoblast differentiation
exact
inhibition of osteoblast differentiation
narrow
Any process that stops, prevents, or reduces the frequency, rate or extent of osteoblast differentiation.
GO:0045596
negative regulation of cell differentiation
is_a
GO:0045667
regulation of osteoblast differentiation
is_a
GO:0001649
osteoblast differentiation
negatively_regulates