HLTB21H3 Chapter : Plagues without Germs (Chart-form with labels as indicated in the review)
Document Summary
Belief that the disease was specific to the poor. Evidence established that the disease was due to niacin-deficiency caused by poor food habits and lack of vitamins (economic and food reasons) Better known as a vitamin b12 deficiency. Too much white rice (polished rice) caused a deficiency in vitamin b1 (thiamine) and was established as the cause of beriberi. Thiamine is necessary for the normal cell to metabolize sugars and alcohol. Goldberger determined that pellagra was clearly tied to economics: those with a better economic stand had better food (vegetables, milk, and red meat) and therefore did not have pellagra. He called the missing factor missing in food the p-p (pellagra-preventative) factor , later known as b12. Eijkman established that the disease was not germ-related. Vitamin c deficiency which shuts down the synthesis of collagen. Deficiency of solar ultra violet radiation that act as a sterol to.
