منابع مشابه
Ebenezer Scrooge – Man of Principle
‘Bah! Humbug!’ It’s the most famous line in Charles Dickens’ A Christmas Carol, but is it the most important? Surely not, for this Christmas classic is not centrally about Christmas, but about a man, the holiday being the convenient setting for his transformation. What kind of transformation? Why a moral transformation of course, because the man, Ebenezer Scrooge, through multiple encounters wi...
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filaments (Semmes-Weinstein monofilaments). This point localization of sensation (locognosia) was tested by SW filaments over four quadrants of the pulp of the fingers in ulnar/median and ulnar paralysis in 38 new patients affected by leprosy. The results were compared with standard testing of sensation at selected sites by Semmes Weinstein monofilament. Both pulp quadrant testing and standard ...
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R Kissling, a pillar of US Center for Disease Control (CDC) infectious diseases programs through an era of great programmatic and institutional growth (1947– 1973), died November 13, 2013 at his home in North Carolina. Through his years at CDC, Bob led investigations of great diversity and impact, always with the same sense of openness, integrity, composure, and respect for everyone involved. T...
متن کاملContraindications of Vasoconstrictors in Dentistry R. BALAKRISHNAN* and VIJAY EBENEZER
The association of a vasoconstrictor with a local anaesthetic solution is indicated because the vasoconstrictor decreases the intravascular passage of the injected solution and thus ensures an increase in duration and depth of the anaesthesia while reducing the systemic effects of the solution. Adrenaline is the main vasoconstrictor used today in local anaesthesia for dental treatments as it pr...
متن کاملA convenient and stereoselective synthesis of 11Z-3,4-didehydroretinal by Horner-Emmons reaction using diphenyl phosphonate.
A convenient synthesis of 3,4-didehydroretinal was developed. The Horner-Emmons reaction between 3,4-didehydro-beta-ionone and diphenyl phosphonate in the presence of crown ether gave the retinonitrile as an isomeric mixture, in which the newly produced double bond was predominantly 11Z-form. After separation of the 11Z-form retinonitrile, it was converted into the corresponding retinal in good...
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ژورنال
عنوان ژورنال: Science
سال: 1885
ISSN: 0036-8075,1095-9203
DOI: 10.1126/science.ns-5.122.456-a