1922 | Nutrition
Nutrition
E. V. McCollum isolates vitamin D and uses it in successful treatment of rickets. The newly found vitamin is found to play some role in raising the amount of calcium and phosphate deposited in bones, but the mechanism remains a mystery (see 1923).
Experimental dogs produce hemoglobin quickly and avoid anemia when fed liver in tests made by University of Rochester pathologist George H. (Hoyt) Whipple, 44, who shows that dietary liver sharply increases red blood cell counts in anemic patients (see Minot and Murphy, 1924).