Article
Beyond hepatitis D virus: the discovery of animal deltaviruses, their diversity, helpers and their position in an expanding world of circular RNA replicons.
Current opinion in virology - 1 Sept 2026
Denis Zoé, Courgnaud Valérie, Majzoub Karim
Abstract excerpt
Hepatitis D virus (HDV) was long considered a singular human satellite virus that depends on hepatitis B virus (HBV) for envelopment and transmission. Recent metatranscriptomic mining has uncovered a growing diversity of HDV-like viruses, we term deltaviruses, across vertebrates, invertebrates, and environmental samples, overturning assumptions about strict hepatic tropism and obligatory hepadnavirus helpers....
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