硫代秋水仙碱苷

VOA标准英语2012--Mental Stimulation Might Cut Dementia Risk

Mental Stimulation Might Cut Dementia Risk People who engage in mentally-stimulating activities over a lifetime have lower levels of a protein in the brain associated with Alzheimer's disease, a new study finds. That supports other research which sug

发表于:2018-12-16 / 阅读(93) / 评论(0)

VOA标准英语2012年(二月)

TED演讲:和老年痴呆症说再见(6)

What about sleep? In slow-wave deep sleep, our glial cells rinse cerebral spinal fluid throughout our brains, 关于睡眠呢？在慢波深度睡眠时，我们的神经胶质细胞冲洗着我们大脑中的脑脊液， clearing away metabolic wast

发表于:2018-12-18 / 阅读(91) / 评论(0)

TED演讲国际问题篇

TED演讲:和老年痴呆症说再见(4)

So what happens when amyloid plaques accumulate to this tipping point? 所以当淀粉样斑块积累到临界点后会发生什么？ Our microglia janitor cells become hyper-activated, releasing chemicals that cause inflammation and cellular damage

发表于:2018-12-18 / 阅读(127) / 评论(0)

TED演讲国际问题篇

TED演讲:和老年痴呆症说再见(5)

Even before scientists sort this out, this information is actually really good news for us, 即使科学家还尚未解决问题，这一好消息确实振奋人心， because it turns out that the way we live can influence the accumulation of amyloi

发表于:2018-12-18 / 阅读(101) / 评论(0)

TED演讲国际问题篇

SSS 2009-03-02

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Its like the molecular version of the Joker and the Riddler teaming up against Batman. Scientists at Yale University have discovered that amyloid beta, a

发表于:2019-01-08 / 阅读(141) / 评论(0)

Scientific American(三)月

2007年VOA标准英语-Ultralight Boat Dances on Waves Like a Spider

By Paul Sisco Washington, DC 24 January 2007 watch New Boat Design report In Greek mythology, Proteus was a sea god capable of assuming different forms. And now Proteus also is the name of a new type of ocean-going ship that can adapt its shape to t

发表于:2019-01-10 / 阅读(164) / 评论(0)

2007年VOA标准英语（一月）

VOA慢速英语 2007 0116b

VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Bob Doughty. VOICE TWO: And I'm Faith Lapidus. Today we tell about Alzheimer's disease. One century after its discovery, the cause of the disease is still unknown. (MUSIC) VOICE ONE:

发表于:2019-01-11 / 阅读(93) / 评论(0)

VOA慢速英语2007年（一）月

VOA慢速英语-SCIENCE IN THE NEWS - Cause of Alzheimer’s Disease S

The latest developments in research into the most common form of dementia. Transcript of radio broadcast: 09 June 2008 VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. Im Faith Lapidus. VOICE TWO: And Im Bob Doughty. Today we tell abou

发表于:2019-01-11 / 阅读(131) / 评论(0)

VOA慢速英语2008年（六）月

The Struggle for a Dependable Test for Alzheimer's Disease

FAITH LAPIDUS: This is SCIENCE IN THE NEWS, in VOA Special English. Im Faith Lapidus. BOB DOUGHTY: And Im Bob Doughty. Today we tell about Alzheimers disease. More than a century after its discovery, Alzheimers disease is still destroying peoples bra

发表于:2019-01-12 / 阅读(136) / 评论(0)

2011年VOA慢速英语(二)月

VOA慢速英语2012 SCIENCE IN THE NEWS - A Possible Blood Test for Alzheimer’s Disease

SCIENCE IN THE NEWS - A Possible Blood Test for Alzheimers Disease JUNE SIMMS: This is SCIENCE IN THE NEWS, in VOA Special English. Im June Simms. SHIRLEY GRIFFITH: And Im Shirley Griffith. Today we tell about Alzheimers disease. More than a century

发表于:2019-01-12 / 阅读(112) / 评论(0)

2012年VOA慢速英语(三)月

VOA标准英语2012--Drug Reverses Alzheimer's in Lab Mice

Drug Reverses Alzheimer's in Lab Mice Researchers working with laboratory mice have stopped the progression of a condition found in the brain of Alzheimer's victims. They've even reversed cognitive decline. But whether the discovery can translate to

发表于:2019-01-14 / 阅读(103) / 评论(0)

VOA标准英语2012年(二月)

VOA标准英语2011-Dementia Screening May be Possible with B

New research suggests a relatively simple blood test might make it possible to predict who is at a higher risk for developing dementia. The most common form of dementia is Alzheimer's Disease, and currently, it can only be definitively diagnosed in a

发表于:2019-01-14 / 阅读(128) / 评论(0)

VOA标准英语2011年(一月)

VOA标准英语2011--MRI-like Scan May Help Identify Alzheime

MRI-like Scan May Help Identify Alzheimer's Alzheimer's disease normally gets a definitive diagnosis only after the patient dies, and an autopsy finds certain distinctive structures in the brain. Recently, though, scientists have been seeking some so

发表于:2019-01-14 / 阅读(115) / 评论(0)

VOA标准英语2011年(八月)

【英语语言学习】睡眠与健康

Sleep. It's something we spend about a third of our lives doing, but do any of us really understand what it's all about? Two thousand years ago, Galen, one of the most prominent medical researchers of the ancient world, proposed that while we're awak

发表于:2019-01-24 / 阅读(149) / 评论(0)

英语语言学习

HEALTH REPORT - New Method to Find Alzheimer's Disease

HEALTH REPORT - New Method to Find Alzheimer's Disease By Jerilyn Watson Broadcast: Wednesday, February 04, 2004 This is the VOA Special English Health Report. A computer picture of a brain affected b

发表于:2019-01-30 / 阅读(132) / 评论(0)

健康与经济

HEALTH REPORT - New Alzheimer's Drugs Tested

HEALTH REPORT - New Alzheimer's Drugs Tested By Cynthia Kirk Broadcast: Wednesday, August 04, 2004 This is Phoebe Zimmermann with the VOA Special English Health Report. Researchers say two experimenta

发表于:2019-01-30 / 阅读(89) / 评论(0)

健康与经济

TED演讲:和老年痴呆症说再见(2)

Let's begin by looking at what we currently understand about the neuroscience of Alzheimer's. 让我们先看看目前神经学上对老年痴呆的了解。 Here's a picture of two neurons connecting. 这是一张两个神经元连接的图。 The p

发表于:2019-02-13 / 阅读(120) / 评论(0)

TED演讲国际问题篇

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