Any process that stops, prevents, or reduces the frequency, rate or extent of the directed movement of substances (such as macromolecules, small molecules, ions) into, out of or within a cell, or between cells, by means of some agent such as a transporter or pore. [ GOC:ai ]
Synonyms: down regulation of transport down-regulation of transport downregulation of transport
This is just here as a test because I lose it