Not when you use its 'normal' name, like for instance flu, cancer or pneumonia. Only a disease's Latin name often is italicized.
name of a book
No it should not be italicized. If you are referring to a specific train then it should be capitalized. If the name of the train appears in a title of an article, book etc then it should be italicized in that case.
It should be italicized.
No, McDonald's does not need to be italicized.
Unlike the species name, the genus name of an organism can stand its own. When it is written alone, it must start with a capital letter and must be underlined if handwritten or italicized if typed.ExamplesPlasmodium vivax (genus and species, must be underlined/italicized)Plasmodium (genus name only, must be underlined/italicized)P.vivax (genus shortened with species name, must be underline/italicized)vivax (should never be written, practically meaningless)
Yes, newspaper names should be capitalized. This is a standard rule in English writing for proper nouns like the titles of publications.
It is not recommend that the title of a PowerPoint be italicized. It is recommended that the author or originator of the presentation be italicized.
In MLA format, the novel "Don Quixote" should be italicized. In APA format, it should be italicized as well.
In AP style, newspaper and magazine titles should be italicized. In MLA style, newspaper and magazine titles should be italicized as well.
No, the name of the class, such as Introduction to Music History or Earth Science, does not need to be italicized. The name of a class is a proper noun so it must be capitalized.
Yes, "New York Times" should be italicized to indicate that it is the title of a newspaper.
The city name (Washington) is typically not italicized in a newspaper's full name (e.g., The Washington Post). Only the newspaper's title (Post) is italicized to indicate it is a publication name.