You can use html on Disqus to bold and italicise things to your heart's content.
From the independent.co.uk
Do not italicise such proper names but do italicise other foreign words.
From the telegraph.co.uk
The correct way would be to italicise the m and n followed by an uninitialised s or vice versa.
From the en.wikipedia.org
Early HTML could define pages and paragraphs, bold and italicise text, embed images and lay out tables.
From the guardian.co.uk
Italicise pinyin to differentiate it from the English text.
From the en.wikipedia.org
ProblemsProblemsDo you know why I can embolden and italicise my comments here, but not on the crossword sites?
From the guardian.co.uk
This template can be used to italicise page titles.
From the en.wikipedia.org
Italicise the titles of works of literature and art, such as books, paintings, feature-length films, television series, and music albums.
From the en.wikipedia.org
Italicise titles of films, books, television shows, plays and paintings, and foreign words that are not current in English where sense demands they are used.