A general, efficient, and environmentally friendly method is provided for producing mostly beta-epoxides of DELTA5-unsaturated steroids using certain ketones as the catalyst along with an oxidizing agent, or by using certain dioxiranes. In another aspect of the invention, a method is provided for pr.....
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Typically, in a half-bridge converter A DC blocking capacitor and inductance on the primary side combines with the inductor and capacitor on the secondary side to produce complicated converter dynamic characteristics that make converter stabilization difficult. The disclosed system and methods enabl.....
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PROBLEM TO BE SOLVED: To provide a method for screening and detecting CF carrier, diagnosing CF and treating CF. ; SOLUTION: A CF protein gene usable for screening and detecting the CF carrier, diagnosing CF and treating CF is cloned, isolated and purified. ; COPYRIGHT: (C)2004,JPO&NCIPI
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