Not when you use its 'normal' name, like for instance flu, cancer or pneumonia. Only a disease's Latin name often is italicized.
Yes, the name of a journal should be italicized in academic writing to indicate that it is a title of a publication.
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.
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)
No, McDonald's does not need to be italicized.
Yes, the title of a paper should be italicized.
Yes, the article title should be italicized in a publication.
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.
Yes, in APA format, article titles should be italicized.
In APA format, titles of books, journals, and newspapers should be italicized.