Your skin apparently does more than act as a passive barrier. It also seems to ward off invaders by producing antimicrobial proteins, or peptides, that act as defenders.
Me sa duket, lëkura nuk vepron vetëm si një pengesë pasive, por edhe i largon elementet e huaja duke prodhuar proteina antimikrobike ose peptide, që luajnë rolin e mbrojtësve.