Development of rheumatoid factor activity and cryoglobulins in primary and secondary syphilis.
D000293:Adolescent; D000328:Adult; D001799:Blood Sedimentation; D003450:Cryoglobulins / Q000096:biosynthesis*; D003720:Densitometry; D005260:Female; D006801:Humans; D007073:Immunoglobulin E / Q000032:analysis; D008297:Male; D008875:Middle Aged; D012217:Rheumatoid Factor / Q000096:biosynthesis*; D013587:Syphilis / Q000276:immunology*; D013588:Syphilis Serodiagnosis; D013997:Time Factors; D014209:Treponema Immobilization Test; D005719:gamma-Globulins / Q000032:analysis
D003450:Cryoglobulins; D005719:gamma-Globulins; D007073:Immunoglobulin E; D012217:Rheumatoid Factor