Researchers discover mechanism for fixing defective mucins

Proper lubrication is crucial to keep not only machines but also humans functioning smoothly. The mucus membranes in our mouths, eyes, stomachs and genital area help keep friction to a minimum and also protect us against ...

Viruses: You've heard the bad—here's the good

"The word, virus, connotes morbidity and mortality, but that bad reputation is not universally deserved," said Marilyn Roossinck, PhD, Professor of Plant Pathology and Environmental Microbiology and Biology at the Pennsylvania ...

The new T. rex: A leech with an affinity for noses

A new leech species with ferociously large teeth -- recently discovered in noses of children that swam in Peruvian rivers -- is providing insight into the evolutionary relationships among all the leeches that have an affinity ...

Bacterium with grabber arms stops intruders

Bacteria in drinks such as Vifit stop pathogens by using grabber-like arms to cling onto intestinal walls. This discovery is made by a group of Finnish, Belgium and Dutch researchers, under the coordination of Prof. Willem ...