LTF and infection: The anti-viral and anti-bacterial activity of lactoferrin is therefore twofold: the protein binds to molecules of the human cell membrane, which are used by pathogens as an anchor point in the initial phase of infection and inhibits virus adsorption to the cell [1,2,13,14,15,16,17,18,21,22,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74].