Chemical constituents from Sinacalia davidii / 中国中药杂志

Sinacalia davidii (Franch) Koyama. grows only in China, its chemical constituents have never been studied before. The compounds were isolated by column chromatography on silica gel and Sephadex LH-20, and the structures were identified on spectroscopic data (MS, 1H-NMR, 13C-NMR). Six compounds were isolated from S. davidii, and were characterized as p-sitosterol (1), 3-oxo-2alpha, 23-dihydroxy-olean-12-en-28-oic acid (2), 28-hydroxy-olean-12-en-3, 11-dione (3), 3beta-methoxy-olean-11-oxo-18-ene (4), luteolin (5) and 2alpha-hydroxy-ursolic acid (6). All the six compounds above were isolated from S. davidii for the first time.

Preventing Skills of Operation-nurses During Operations with Infective Diseases / 中华医院感染学杂志

OBJECTIVE To emphasize the management of personnel and articles during operations with infective diseases,so to control the incidence of hospital infection.METHODS To establish an integrated and strict management of sterilization-isolation system,enhance the medical crew′s understanding of medical refuse′s harm during operations with infective diseases and intensify career training and supervising.RESULTS Hospital infection had been prevented effectively with procedure management and learning in operations with infective diseases.CONCLUSIONS The important procedures to prevent hospital infection are all medical crew take part in execution of perioperative antisepsis system strictly.