negative regulation of peptide antigen transport
down regulation of peptide antigen transport
exact
down-regulation of peptide antigen transport
exact
downregulation of peptide antigen transport
exact
inhibition of peptide antigen transport
narrow
Any process that stops, prevents or reduces the frequency, rate or extent of peptide antigen transport.
GO:0002584
negative regulation of antigen processing and presentation of peptide antigen
is_a
GO:0051051
negative regulation of transport
is_a
GO:1901039
regulation of peptide antigen transport
is_a
GO:0046968
peptide antigen transport
negatively_regulates