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Publikováno v:
Nature. 312:77-80
Cumulative damage to lung tissue by leukocyte elastase is thought to be responsible for the development of pulmonary emphysema, an irreversible lung disease characterized by loss of lung elasticity. It is also thought to be involved in the rapidly de
Autor:
J. D. Bernal, D. Crowfoot
Publikováno v:
Nature. 131:911-912
CRYSTALS of vitamin B1 (hydrochloride) from various sources have been examined. All have been found to be substantially identical in form and X-ray patterns. A very slight difference in optical properties may, however, point to the existence of a var