Eye proteins have germ-killing power, could lead to new antimicrobial drugs, study finds

Eye proteins have germ-killing power, could lead to new antimicrobial drugs, study finds: When it comes to germ-busting power, the eyes have it, according to a new discovery that could lead to new, inexpensive antimicrobial drugs. Researchers found that small fragments of keratin protein in the eye play a key role in warding off pathogens.