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A globulin that appears in the blood in certain acute inflammatory conditions, such as rheumatic fever, bacterial infections, and neoplastic diseases.
C-re•ac•tive protein(ˈsi riˌæk tɪv)
a globulin that increases in concentration in the bloodstream during infectious states and other abnormal conditions. Abbr.: CRP
[1955–60; for C-polysaccharide, which is precipitated by this protein]