Dairy proteins which become systemic are attacked by the immune system.
> your body can only fight so many enemies at one time. While your immune
> system is tied up fighting dairy, the germs etc. have a field day.
> Dr. Oster and Dr. Ross were the first to notice that dairy proteins
> were surviving digestion and invading the blood stream intact.
> Their work on proving xanthane oxidase survives digestion is chronicled
> in "The XO Factor"
Also, the mucus created by drinking cow's milk plus the the thick casein protein contained within cow's milk causes germs [like the ear infection germ & strep throat germ] to stay in the human body.