This subset increased in size 60 years later with the discovery of anticitrullinated protein antibodies (ACPA). Instead of accepting that seropositive rheumatoid arthritis is different from ...

The main features of HGV RNA seropositive and seronegative patients were compared. Results—The prevalence of HGV infection was 3% in blood donors, 7% in chronic hepatitis C, 8% in chronic hepatitis B, ...

The clinical features, etiology, and treatment of recurrent aphthous ulcers (RAU) are discussed. Aphthous ulcers are among the most common oral lesions in the general population, with a frequency ...

Genital herpes simplex virus (HSV) infections are frequently asymptomatic or undiagnosed, but more than half the US population is seropositive for HSV, and about one-fifth are positive for HSV-2 ...

Moderna jolted investors by pushing back its profitability forecast two years, to 2028, and announcing a $1.1 billion cut in R&D spending.