Cercetari in boala inflamatorie intestinala, hepatita autoimuna, artrita reumatoida, lectinologie s.a., publicate in reviste medicale din tara si Canada, Germania, Italia, Franta, SUA. Coordonator la Tratat de Imunologle Clinica, vol. 1 si 2 (1997, 1998), Stresul oxidativ in bolile interne (2000), Antioxidanti si terapie antioxidanta (2001), Tratat de Imunoteraple (2006), colaborator cu 31 de capitole la carti si tratate medicale din Romania.Medic specialist boli interne, Spitalul Universitar Darmouth-Hitchcock, Manchester, New Hampshire, SUA.Cercetari in osteoartrita la Universitatea McGill, Montreal, Canada, publicate in Am J Pathol (2008, 2009), Osteoarthritis Cartilage (2009) si Arthritis Res Ther(2012).