mahtab daneshvar department of hepatitis and aids, pasteur institute of iran, tehran, ir iran; genetics department, zanjan branch, islamic azad university, zanjan, ir iran mehri nikbin iranian liver charity, tehran, ir iran solmaz talebi department of biostatistics and epidemiology, tehran university of medical sciences, tehran, ir iran foozieh javadi department of hepatitis and aids, pasteur institute of iran, tehran, ir iran mohammad reza aghasadeghi department of hepatitis and aids, pasteur institute of iran, tehran, ir iran sanaz mahmazi genetics department, zanjan branch, islamic azad university, zanjan, ir iran

A. SHARIFI, A. GHAVIDEL, F. MANSOURGHANAEI, H. FOROOTAN, H. MIRMOMEN, H. VOSOGHINIA, H. GHOFRANI, M. AMIRIAN, M. AZMI, M. FARAHVASH, M. NASIRI, M. TALEBI, M. ZAHEDI, N. DARYANI, SH. MIRMOMEN,

h. forootan digestive research centel; tehran university of medical sciences, imam khomeini hospital, tehran. a. sharifi digestive research centel; tehran university of medical sciences, imam khomeini hospital, tehran. sh. mirmomen digestive research centel; tehran university of medical sciences, imam khomeini hospital, tehran. n. daryani digestive research centel; tehran university of medical sciences, imam khomeini hospital, tehran. h. ghofrani digestive research centel; tehran university of medical sciences, imam khomeini hospital, tehran. m. farahvash digestive research centel; tehran university of medical sciences, imam khomeini hospital, tehran.

ya wen viral hepatitis key laboratary, department of infectious disease, xiangya hospital, central south university; changsha, china yi xiang zheng viral hepatitis key laboratary, department of infectious disease, xiangya hospital, central south university; changsha, china de ming tan viral hepatitis key laboratary, department of infectious disease, xiangya hospital, central south university; changsha, china; viral hepatitis key laboratary, department of infectious disease, xiangya hospital, central south university, changsha, china. tel: +86-13958868582, fax: +86-073189753766

mahmoud a. khattab department of motmsoom,memk{oon oonoasu~owovw{}ogy and hepatology, minia university, p.o. box: 61111,, egypt +20-225197818;+20-862378181, [email protected]; department of motmsoom,memk{oon oonoasu~owovw{}ogy and hepatology, minia university, p.o. box: 61111,, egypt +20-225197818;+20-862378181, [email protected] mohammed eslam department of motmsoom,memk{oon oonoasu~owovw{}ogy and hepatology, minia university, p.o. box: 61111,, egypt +20-225197818;+20-862378181, [email protected] michele malaguarnera department of biochemistry, medical chemistry and molecular biology, university of catania, italy maria giordano department of biochemistry, medical chemistry and molecular biology, university of catania, italy cristina russo department of biochemistry, medical chemistry and molecular biology, university of catania, italy mariano malaguarnera department of internal medicine and systemic diseases, university of catania, italy +39-0957262008, [email protected]; department of internal medicine and systemic diseases, university of catania, italy +39-0957262008, [email protected]

Akihito Tsubota Tomomi Furihata Yoshihiro Matsumoto Kan Chiba

Cristina Popescu Gabriel Adrian Popescu Alina Lobodan Mihaela Rădulescu Anca-Ruxandra Negru Roxana Petre Violeta Molagic Cristina Covaliov Adriana Manea Victoria Aramă

Walter Alexander

yoshio aizawa department of gastroenterology and hepatology, jikei university school of medicine, tokyo, japan; department of gastroenterology and hepatology, jikei university school of medicine, tokyo, japan , +81-336032111 noritomo shimada department of gastroenterology and hepatology, shinmatsudo chuo general hospital, chiba, japan hiroshi abe department of gastroenterology and hepatology, jikei university school of medicine, tokyo, japan nobuyoshi seki department of gastroenterology and hepatology, jikei university school of medicine, tokyo, japan yuta aida department of gastroenterology and hepatology, jikei university school of medicine, tokyo, japan haruya ishiguro department of gastroenterology and hepatology, jikei university school of medicine, tokyo, japan

fateme zare department of immunology, reproductive immunology research center, shahid sadoughi university of medical sciences, yazd, ir iran hossein hadinedoushan department of immunology, reproductive immunology research center, shahid sadoughi university of medical sciences, yazd, ir iran; department of immunology, reproductive immunology research center, shahid sadoughi university of medical sciences, yazd, ir iran. tel: +98-3536285406, fax: +98-3536238561 mohsen akhondi meybodi depatment of gastrology, faculty of medicine, shahid sadoughi hospital, shahid sadoughi university of medical sciences, yazd, ir iran mahdi dehghanmanshadi department of immunology, reproductive immunology research center, shahid sadoughi university of medical sciences, yazd, ir iran seyyed ali mirghanizade bafghi department of immunology, reproductive immunology research center, shahid sadoughi university of medical sciences, yazd, ir iran mahmood vakili department of community, faculty of medicine, shahid sadoughi university of medical sciences, yazd, ir iran