An ANA blood test (antinuclear antibody test) is usually performed on a blood sample as part of the diagnostic process for certain autoimmune diseases. It is usually ordered along with other blood ...

anticitrulline antibody status and smoking history of 913 newly diagnosed patients with RA and 631 controls; a case–control study that analyzed “pre-RA” plasma samples from a blood bank in ...

James Harrison, whose blood contained a rare antibody used to make lifesaving medication, is credited with saving the lives of more than 2 million babies with his nearly 1,200 donations.