carbohydrate chemical modification decreasing interaction carbohydrate chemical modification decreasing interaction rate pporras carbohydrate chemical modification decreasing rate 2018-09-14T09:56:38Z Chemical alterations occurring in the specific carbohydrate molecule involved in an interaction that decreases significantly interaction rate (in the case of interactions inferred from enzymatic reaction) when compared with the unaltered carbohydrate. PSI-MI MI:2300