Chicken infectious anaemia is caused by chicken anaemia virus (CAV) that is a small, unclassified, non - enveloped, icosahedral DNA virus with a single - stranded circular genome of 2. 3kb.

• 鸡贫血病毒(chicken anaemia virus-；CAV)是鸡传染性贫血病的病原。 鸡贫血病毒体积小、未分类、无囊膜、二十面体、单链环形DNA病毒.