منابع مشابه
Leon Chesley (1908-2000)
Leon Chesley studied hypertension, or high blood pressure, in pregnant women during the mid-twentieth century. Chesley studied preeclampsia and eclampsia, two hypertensive disorders found in approximately five percent of all US pregnancies. In New Jersey and New York, Chesley devoted over forty years to researching preeclampsia and eclampsia, and conducted several long-term studies using the sa...
متن کامل1908 Scheme I + - CHOC
A synthetic strategy for the preparation of the quinone antibiotic naphthyridinomycin is outlined. An efficient synthesis of key tricyclic intermediate 6 is described. Naphthyridinomycin (I) is an architecturally interesting broad spectrum antibiotic produced by Streptomyces lusitanus. 9 1 2 The structure elucidation of 1 in I974ia,b revealed its unique hexacyclic structure which shared a quino...
متن کاملWillard Thompson
Complexity theory has a profound influence on the field of cryptology. The time complexity of breaking a cipher system must be significant enough to thwart any adversary from succeeding. However, with the emergence of quantum computers an adversary may have no difficulty in breaking known cipher systems. If quantum computers would exist today new mechanisms for security would need to be built. ...
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ژورنال
عنوان ژورنال: Ibis
سال: 2008
ISSN: 0019-1019
DOI: 10.1111/j.1474-919x.1989.tb04797.x