Hi @rcgillis,
Sure! We are using OJS 3.2.1.1.
The site is not yet public, so probably you cannot see it.
This is the issue url:
https://erevistas.publicaciones.uah.es/ojs/index.php/dianas/issue/view/15
And the article url is:
https://erevistas.publicaciones.uah.es/ojs/index.php/dianas/article/view/102
Here are some screen captures:
In the issue TOC the html formats are correctly applied.
Pay attention to the words Candida and in vitro, correctly displayed in italics in the title of the first article:

Now in the article, the same words display the html markup:

Here is a detail of the title:

And here is a detail of the citeation:

The formatting was introduced in the import process through a generated xml document form the old site (this is the original article: http://www3.uah.es/dianas/journal/dianas-2013-2-1-e20130301 ). The xml exporter was custom made for this site, but the xml generated is now fully compatible with the OJS importer.
Thanks for your interest and help!