Scientific Nomenclature: italics or roman in an italic environment

Scientific Nomenclature says that:

Italics are used for bacterial and viral taxa at the level of family
and below. All bacterial and many viral genes are italicized. Serovars
of Salmonella enterica are not italicized

When a sentence with a viral name is in an italicized environment (in a quote, in a reference list), should it be written in italics or roman? In latex, the \emph command provides such a relative “emphasis”, with respect to the surrounding sentence.


The general advice is to revert to roman within a block of italics. Here are a couple of sources:

Source : Link , Question Author : Laurent Duval , Answer Author : Lawrence

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