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Term · Delivery

Adeno-associated virus (AAV)

A small virus, harmless in itself, widely modified into a delivery vehicle for genetic medicines. Usually abbreviated AAV. Its cargo limit of about 4.7 kilobases is a major constraint.

Written by The CRISPR Atlas editorial team Last updated Aug 25, 2026

Educational information only This page is a reference, not medical advice. Research and regulatory status change; check the last-updated date above and confirm anything important against the primary sources listed.