Tobacco might produce vaccine for stomach virus

[Source: Reuters] — Tobacco plants might yield a cheap and easy-to-administer vaccine against a pesky stomach virus called norovirus, U.S. researchers reported on Tuesday.  They found a way to make tobacco produce a protein that can be used to make a nasal vaccine against norovirus, which causes diarrhea and vomiting, especially on cruise ships, in restaurants, schools and on military bases.  For more information: Tobacco might produce vaccine for stomach virus