After a long day of working at the computer, scratchy contact lenses are not only painful, over longer periods of time they can also damage ocular tissue. Relief may be in sight from a natural mucus component referred to as a mucin. Researchers have now demonstrated that contact lenses coated with purified porcine gastric mucin do not cause damage to the eye anymore.
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Help from the stomach for dry eyes
Teen depression increases risk for violence
Adolescent depression increases the risk of violence, suggests a new study.
Evolution of fan worm eyes
Scientists examining the multiple eyes found on the tentacles of fan worms have discovered they evolved independently from their other visual systems, specifically to support the needs of their lifestyle.
Bacterial biofilms, begone
A new material could form the basis for a new kind of antibacterial surface that prevents infections and reduces our reliance on antibiotics, suggests new research.
History of gum disease increases cancer risk in older women
Postmenopausal women who have a history of gum disease also have a higher risk of cancer, according to a new study of more than 65,000 women.
Can insects be used as evidence to tell if a body has been moved?
The use of insects as indicators of post-mortem displacement is a familiar technique depicted on many crime investigation TV shows. In reality, this practice is far from clear-cut. To cut through the hype, researchers have looked across existing studies to review how exactly insects have been used in legal investigations and to what extent these methods have been useful.
Structures, mechanisms that enable bacteria to resist antibiotics
Scientists have spent years studying the structures and mechanisms bacteria use to resist antibiotics. Researchers can now describe the efflux pumps and transporters that certain disease-causing bacteria use to keep antibiotics away.
Resistance training may slow down the progression of multiple sclerosis
In the past, multiple sclerosis patients were advised not to exercise for fear of exacerbating the illness. However, it is now known that physical training can relieve many of the symptoms, including the excessive fatigue and mobility impairments that are often seen. New research now shows that resistance training may protect the nervous system and thus slow the progression of the disease.
Boat noise disrupts fish cooperation
Noise from motorboats changes the behavior of cleaner fish and the species they help, outlines a new report.