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Hepatitis D (Delta) Virus (photo and diagram)

Notes:
HDV is a defective single-stranded RNA virus that requires the helper function of HBV to replicate. HDV requires HBV for synthesis of envelope protein composed of HBsAg, which is used to encapsulate the HDV genome.

 
 

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This page last updated May 16, 2003

Division of Viral Hepatitis
Centers for Disease Control and Prevention
National Center for Infectious Diseases