烟酰二乙胺

SSS 2009-01-23

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. As Valentines day approaches, remember, its the thought that counts. Just ask a decorated cricket. Because according to a study published in the January

发表于:2018-12-24 / 阅读(59) / 评论(0)

Scientific American(一)月

经济学人152:攻破屏障

Science and technology 科学技术 Creutzfeldt-Jakob disease 克雅氏病 Breaking down the barrier 攻破屏障 A glimmer of hope for a drug that treats disease caused by prions 药物治疗朊病毒感染疾病的一线希望 THE epidemic of mad-c

发表于:2019-01-26 / 阅读(73) / 评论(0)

经济学人科技系列

经济学人107:克雅氏病攻破屏障

Science and Technology Creutzfeldt-Jakob disease Breaking down the barrier 科技克雅氏病攻破屏障 A glimmer of hope for a drug that treats disease caused by prions 药物治疗朊病毒感染疾病的一线希望 THE epidemic of mad-cow dis

发表于:2019-01-26 / 阅读(58) / 评论(0)

经济学人科技系列

U.S. FDA approves first cord blood product

WASHINGTON, Nov. 11 (Xinhua) -- The U.S. Food and Drug Administration (FDA) on Friday approved HEMACORD, the first licensed hematopoietic progenitor cells-cord cell therapy. HEMACORD is indicated for use in hematopoietic stem cell transplantation pro

发表于:2019-02-03 / 阅读(107) / 评论(0)

英语新闻

VOA标准英语2008年-Researchers Say Umbilical Cord Blood Is Needed

By Robert Raffaele Washington 06 May 2008 Medical researchers say a simple decision by expectant mothers can mean the difference between life and death for thousands of people. Blood from umbilical cords has been used in life-saving transplants for p

发表于:2019-02-06 / 阅读(55) / 评论(0)

VOA标准英语2008年（五月）

环球英语 — 276：Cutting the Cord

Voice 1 Hello. Im Mike Procter Voice 2 And Im Marina Santee. Welcome to Spotlight. This programme uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 2 The sound of new l

发表于:2019-03-04 / 阅读(108) / 评论(0)

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