(hematology) A protein found in the blood, whose plasma concentrations are raised in patients with infection or inflammation.

(chemistry) Any peroxide, singlet oxygen or similar material that is a reactive oxidizing agent

plural of reactive attachment disorder

(pediatrics, psychology) A rare but serious condition in which an infant or young child fails to establish healthy attachments with parents or caregivers

(immunology) The degree to which an antigen is effective against an antibody that was generated against a different antigen

plural of cross-reactivity