Chicago-area dermatologists will offer free skin cancer screenings to sun worshipers at one of the city's most popular beach this summer. The screenings will take place from 10 a.m. - 4 p.m. on Saturday, Aug. 4, and Sunday, Aug. 5, at North Avenue Beach. read more..
Human neutrophil peptide 1 effectively prevents HIV entry into cells in multiple ways
Human defensins, aptly named antimicrobial peptides, are made in immune system cells and epithelial cells (such as skin cells and cells that line the gut). One of these peptides, human neutrophil peptide 1, under certain circumstances hinders HIV infection, but exactly how it works remains unclear. read more..