受体细胞

Researchers Identify Drug That Might Block Sexual Transmissi

By David McAlary Researchers have shown that it may be possible to prevent sexual transmission of the AIDS virus HIV with a compound now in the experimental stage. Female monkeys who received it vagin

发表于:2019-01-03 / 阅读(35) / 评论(0)

VOA2004（下）--健康科技

SSS 2009-06-02

Leptin is a hormone made by fat cells that tells you when you're full. If you didn't have leptin---and some people don't---youd eat way too much, get real fat and almost certainly develop diabetes. Leptin acts like a natural appetite suppressant. Kid

发表于:2019-01-08 / 阅读(76) / 评论(0)

Scientific American(六)月

VOA标准英语2011--Promising Target For Malaria Vaccine Identified

Promising Target For Malaria Vaccine Identified British researchers have discovered a biochemical key used by the malaria parasite to invade human blood cells. The discovery could pave the way for an effective malaria vaccine. The Plasmodium malaria

发表于:2019-01-13 / 阅读(56) / 评论(0)

VOA标准英语2011年(十一月)

VOA常速英语2016--疟疾疫苗研制取得新进展

疟疾疫苗研制取得新进展 British researchers have discovered a biochemical key used by the malaria parasite to invadehuman blood cells. The discovery could pave the way for an effective malaria vaccine. ThePlasmodium malaria parasite has a c

发表于:2019-01-14 / 阅读(134) / 评论(0)

VOA标准英语2016年(八月)

英语听力文摘 English Digest 65、腿部神经过敏综合症

I slept last night with my wife but those crazy legs of hers are driving me crazy. Did she kick you in her sleep? Sometimes,but that's not the half of it.She's got this thing called Restless leg syndrome and it makes the legs sort of itch, and the on

发表于:2019-01-26 / 阅读(44) / 评论(0)

英语听力文摘 English Digest

60秒科学:Mice Sensing Leptin Stave Off Diabetes

Leptin is a hormone made by fat cells that tells you when youre full. If you didnt have leptinand some people dontyoud eat too way too much, get real fat and almost certainly develop diabetes. Leptin acts like a natural appetite suppressant. Kids bo

发表于:2019-01-30 / 阅读(78) / 评论(0)

60秒科学

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学英语单词

Alatyr'

alternate system input source

Anaphalis larium

andalus

Asupirin

auditory capsule (or otic capsule)

bicyclic 1, bicyclical

buyings-out

calahorra (calagurris)

car unloader

changing tone