negative regulation of immune system process
down regulation of immune system process
exact
down-regulation of immune system process
exact
downregulation of immune system process
exact
inhibition of immune system process
narrow
Any process that stops, prevents, or reduces the frequency, rate, or extent of an immune system process.
GO:0002682
regulation of immune system process
is_a
GO:0048519
negative regulation of biological process
is_a
GO:0002376
immune system process
negatively_regulates