四异戊钖

The UN refugee agency says it is worried about the security of people living in isolated villages near the former conflict zones of Georgia. It says some 2,300 people from villages in the buffer zone between the Georgian town of Gori and the breakaw

发表于:2018-12-16 / 阅读(99) / 评论(0) 分类 VOA标准英语2008年(八月)

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(61) / 评论(0) 分类 TED演讲国际问题篇

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(75) / 评论(0) 分类 TED演讲国际问题篇

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(68) / 评论(0) 分类 TED演讲国际问题篇

This is Scientific American Sixty Seconds Science, I'm Sophie Bushwick, got a minute? When Mexican tetra fish moved into darker caves long ago, they evolved to deal with the dark by becoming albino and going blind. A new research shows that the chang

发表于:2018-12-24 / 阅读(101) / 评论(0) 分类 Scientific American(一)月

T Tanshinone IIA 丹参酮IIA Tanshinone I 丹参酮I Tanshinone IIB 丹参酮IIB Taraxasterol 蒲公英甾醇 Taraxerol 蒲公英赛醇 Tauro ursodesoxy cholic acid 牛磺熊去氧胆酸 Taxifolin 花旗

发表于:2019-01-03 / 阅读(86) / 评论(0) 分类 医务英语

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(98) / 评论(0) 分类 Scientific American(三)月

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(56) / 评论(0) 分类 VOA慢速英语2007年(一)月

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(92) / 评论(0) 分类 VOA慢速英语2008年(六)月

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(97) / 评论(0) 分类 2011年VOA慢速英语(二)月

By Carol Pearson Washington, DC 29 May 2006 watch Autism Gene report Researchers at the University of Texas Southwestern have been able to genetically change mice so their behavior is similar to some people with autism. The researchers hope their di

发表于:2019-01-13 / 阅读(150) / 评论(0) 分类 2006年VOA标准英语(五月)

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(81) / 评论(0) 分类 VOA标准英语2011年(一月)

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(78) / 评论(0) 分类 VOA标准英语2011年(八月)

RACHEL MARTIN, HOST: There was a gathering here in Washington, D.C. last week that had nothing to do with the inauguration or with politics. It was an occasion for matchmaking, although not a romantic kind. Here, farmers got set up with chefs in an e

发表于:2019-01-16 / 阅读(122) / 评论(0) 分类 2017年NPR美国国家公共电台1月

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(107) / 评论(0) 分类 英语语言学习

By Melinda Smith Baltimore, Maryland 05 September 2006 watch report Celiac Disease For thousands of years, human beings have suffered from a genetic disorder that has received attention only in the last few decades. The disorder is called celiac dis

发表于:2019-01-26 / 阅读(197) / 评论(0) 分类 2006年VOA标准英语(九月)

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(99) / 评论(0) 分类 健康与经济

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(50) / 评论(0) 分类 健康与经济

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(85) / 评论(0) 分类 TED演讲国际问题篇

10 Getting The Lead Out 第十章 把铅撵出去 In the late 1940s, a graduate student at the University of Chicago named Clair Patterson (who was, first name notwithstanding, an Iowa farm boy by origin) was using a new method of lead isotope measur

发表于:2019-02-17 / 阅读(111) / 评论(0) 分类 万物简史
学英语单词
-bioses
able seaman
across tape
across track aiming
actors studio
Agoué
altar bell
analog to digital converter a d
angild
anterior ventral nucleus of thalamus
apofocus
ardmona
arrival weight terms
aruch
astronomical polarimetry
austenitizations
automatic checkout and readiness equipment
Azelik
back-leak
be the focus of attention
bealme
BINNS
bridle electrode
brumous
carbureting pilot
Catalogue of Bright Stars
channel cut-and-fill
chungke
clemetson
colorado potato beetles
common-mode interference rejection ratio
compositely excited DC machine
control derivative
covertices
cross test level
degenerative renal disease
delectably
dependent equatorial coordinates
desper
dicyclopentadienyl nickel
DL-473
Dolichomitra
edge nurline machine
elnadipine
engine air temperature alarm circuit
ermyntrude
financial institutions
flavour potentiation
fouling organisms
get one's wind
glasmeiers
guy cable
hashslinger
head loop
hoe one's row
index registers
infrared analysis
kladstrup
Koukourou
La Manche
lap spot weld
laurixamine
long-leaf
milling depth
more traditional
nipponoscala aureomaculata
norreys
Novobureyskiy
ozius tuberculosus
peradoxime
principle of biologic continuity
qarsaqbay (karsakpai)
quadrant angle
replacement medium
restricted message
run-away regeneration
saleite (saleeite)
Schlenk flasks
Seriphidium schrenkianum
silicon-germanium
smooth water
snuff sth out
soldering tag
sparsate
stong
straight wide jaw
substrate-mask
sulfuric acid chamber
Tao Zhu
tcsc
titanotherium
to admiration
transfer comparison
trisphenol
un-PC
underwater propulsion noise
vapor sterilization
vaporization energy
vulnerarious
well-deck barge
wind-beam
word-learning