Molecules found in mucus can block cholera infection by interfering with the genes that cause the microbe to switch into a harmful state.

One reason that it’s so difficult to deliver large protein drugs orally is that these drugs can’t pass through the mucus barrier.

Cow mucus provides the basis for a synthetic prophylactic gel developed at KTH to protect against HIV and herpes transmission.

In mammals, proteins called mucins evolved — again and again — by co-opting non-mucin proteins in a surprising way, study suggests