In truth, they had been discovered to be able to synthesize cholesterol, however some of his birds developed severe inside hemorrhaging attributable to failure of their normal clotting mechanism. This problem was prevented by giving them a factor present in both inexperienced leaves and liver, but by not one of the known vitamins. It was named “vitamin K,” the primary letter of the alphabet not to have been used by others (and in addition, by chance, the preliminary letter for “koagulation” the Danish equivalent of the English “coagulation”). A slightly different compound with the same organic activity was found to be current in fermented animal products such as fish meal.
This illness was nonetheless a serious problem, notably amongst infants rising up in massive, industrial cities. Then in 1914 he found that the activity remained within the ether-soluble fraction after the butter fat was saponified so that all the odd … Read More