*'''Commensalism''' - two species living together, but with no metabolic dependence
*'''Commensalism''' - two species living together, but with no metabolic dependence
*'''Crust''' - accumulation of solid exudate on skin surface, serocellular or haemorrhagic
*'''Crust''' - accumulation of solid exudate on skin surface, serocellular or haemorrhagic
+
*'''Cyclooxygenase (COX)''' - An enzyme responsible for formation of important biological mediators called prostanoids through the convertion arachidonic acid. Cox isoenzymes COX-1 and COX-2 are targets of non-steroidal antiinflammatory drugs (NSAIDs).