推动东西文化交流的使者——马可·波罗

世界伟大的旅行家马可·波罗公元1254年出生于意大利的威尼斯城,公元1271年他17岁时即跟随其父尼可罗波罗和叔父马飞阿离开故乡到中国来。他们一行横穿了整个欧亚大陆,途中走了三年之久,历经千辛万苦,终于在公元1274年到达了中国元朝的大都,即今天的北京。对马可·波罗的一生具有决定意义的这一伟大旅行,在中国和意大利的历史上都曾产生过积极的影响。

和田历代交通的经营与管理

历代统治阶级,为了行施有效的统治,巩固自己的政权,必然要对交通驿传进行经营和管理。关于和田(古称于阗)历代交通驿传的经营与管理情况,史籍记载微乎其微,现据出土文书保留的信息和残存古迹反映的情况,试作贯通古今的探讨。

Unbalance of the Physiological System May Cause Trouble —The Other Side of the Story from the Very Successful Drug, VIOXX

Selective cyclo-oxygenase-2 (CQX-2) inhibitor, VIOXX (rofecoxib), wasvoluntarily withdrawn worldwide from drugstores by its maker Merck & Co., Inc. on September 30,2004, for its potential lethal side effects of heart attack or stroke, The Merck' s decision wasbased on new, three-year data from a prospective, multi-center, randomized, placebo-controlled,double-blind clinical trial of VIOXX with an unrelated study, the APPROVe (Adenomatous PolypPrevention on VIOXX) trial. The trial has been enrolling 2 600 patients and comparing 156 weeks(three years) of treatment with VIOXX 25 mg to placebo since 2000.