title: Does infection with hepatitis A virus provide protection against hepatitis E virus?
abstract: Hepatitis A virus (HAV) and hepatitis E virus (HEV) share some common epidemiologic features, but the dramatic age-related difference in their disease prevalences suggests that the immune response to HAV may provide some cross-protection against HEV.
authors.affiliation: The Aga Khan University Medical College, Karachi, Pakistan.
authors.forename: Sameer A
authors.initials: SA
authors.lastname: Syed
authors.forename: Arif R
authors.initials: AR
authors.lastname: Sarwari
authors.forename: Raymond A
authors.initials: RA
authors.lastname: Smego
authors.forename: Saeed
authors.initials: S
authors.lastname: Hamid
authors.forename: Tayyabun
authors.initials: T
authors.lastname: Nissa
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000941:Antigens / Q000378:metabolism; D002648:Child; D006506:Hepatitis A / Q000453:epidemiology / Q000821:virology*; D030041:Hepatitis A virus / Q000472:pathogenicity*; D006515:Hepatitis B virus / Q000276:immunology; D016751:Hepatitis E / Q000453:epidemiology / Q000821:virology*; D016752:Hepatitis E virus / Q000472:pathogenicity*; D006801:Humans; D008875:Middle Aged
chemical_list: D000941:Antigens