神经嵴干细胞

SCIENCE REPORT — March 27, 2002: New Stem Cell Study By Mario Ritter This is the VOA Special English SCIENCE REPORT. Researchers at an American medical center say special stem cells in normal human

发表于:2019-01-02 / 阅读(181) / 评论(0) 分类 科技之光

Nerve growth factor- a cytokine that promotes the growth and repair of sensory nerves and maintenance of sympathetic nerves. Neural crest cells - cells derived from the ectoderm layer in the embryo. T

发表于:2019-01-03 / 阅读(108) / 评论(0) 分类 医务英语

We use those in my field of bone marrow transplantation. 我们把这些干细胞用于骨髓移植领域。 Geron, just last year, started the first trial using human embryonic stem cells to treat spinal cord injuries. 杰龙去年开始第一次尝试

发表于:2019-01-03 / 阅读(158) / 评论(0) 分类 TED演讲科学篇

The big dream for neuroscientists is to be able to watch our brain cells in action, in real time. Well, new research has maybe found the most promising tool yeta technique to watch individual neurons light up in response to a stimulus, like flipping

发表于:2019-01-08 / 阅读(149) / 评论(0) 分类 Scientific American(五)月

The burgeoning Mississippi River is forcing residents in the poverty-stricken delta to run for higher ground. Teresa Welsh, a mother of three, says she's trying to keep it together. Knowing full well, her home will go underwater before the river cres

发表于:2019-01-08 / 阅读(137) / 评论(0) 分类 2011年NPR美国国家公共电台5月

By Carol Pearson Washington 16 April 2007 Watch Diabetes report Type 1 diabetes can affect anyone but it usually starts in people younger than 30. It is a lifelong disease, and there is no cure. But doctors recently tested a stem cell therapy that a

发表于:2019-01-09 / 阅读(179) / 评论(0) 分类 2007年VOA标准英语(四月)

By Melinda Smith Washington, DC 22 June 2006 watch Stem Cell report A new medical treatment injecting embryonic stem cells and other drugs into paralyzed mice has researchers wondering if it could eventually help humans suffering from Parkinson's an

发表于:2019-01-09 / 阅读(171) / 评论(0) 分类 2006年VOA标准英语(六月)

President Obama has lifted restrictions on the use of federal money for research using embryonic stem cells. Some researchers are already making progress using stem cells from umbilical cord blood, which entails no controversy since there is no dest

发表于:2019-01-11 / 阅读(139) / 评论(0) 分类 VOA标准英语2009年(三月)

By Claudia Blume Hong Kong 05 January 2006 Scientists in Australia have discovered a stem cell that is expected to provide clues about how breast cancer develops, and how cancer cells evade current th

发表于:2019-01-11 / 阅读(185) / 评论(0) 分类 2006年VOA标准英语(一月)

By Michael Bowman Washington 07 June 2007 Scientists in the United States say they have for the first time been able to create stem cells from the ordinary skin cells of mice, a breakthrough that could lead to new medical breakthroughs and eliminate

发表于:2019-01-11 / 阅读(185) / 评论(0) 分类 2007年VOA标准英语(六月)

By Deborah Tate Washington 19 July 2006 watch Bush Stem Cell report The U.S. Senate has approved and sent to President Bush a bill that would allow federal funding of embryonic stem cell research. The president opposes the measure on moral grounds,

发表于:2019-01-11 / 阅读(181) / 评论(0) 分类 2006年VOA标准英语(七月)

By Efam Dovi Accra 23 August 2006 In Ghana, a high court in the capital Accra Tuesday sentenced five robbers to more than 300 years in prison in what the police say is a clear sign the country is taking violent crime seriously. The spate of armed ro

发表于:2019-01-11 / 阅读(233) / 评论(0) 分类 2006年VOA标准英语(八月)

By Jim Malone Washington 17 August 2006 The ethical and moral debate over expanding embryonic stem cell research could motivate voters on both sides of the issue in this year's U.S. congressional elections. Color-enhanced stemcell from bonemarrow Em

发表于:2019-01-13 / 阅读(207) / 评论(0) 分类 2006年VOA标准英语(八月)

By Melinda Smith Washington 27 June 2007 President Bush speaking at the White House about stem cell research, 20 Jun 2007 Some U.S. scientists say President Bush's veto last week of federal funding for stem cell research raises questions about the f

发表于:2019-01-13 / 阅读(200) / 评论(0) 分类 2007年VOA标准英语(六月)

President Bush says he will veto legislation that would relax restrictions on embryonic stem cell research. There is growing bipartisan support in Congress for changing those rules. 布什总统表示他将否决要求放松对胚胎干细胞研究限制

发表于:2019-01-19 / 阅读(123) / 评论(0) 分类 VOA双语新闻 Bilingual News

I'll make you sell yourself like any painted whore. Do you doubt it? He leaned back, smiling. I don't doubt you'll try. But I don't think you know me as well as you think you do. Do I not? Time will tell, Ralph, and only time. I'm old; I have nothing

发表于:2019-01-29 / 阅读(118) / 评论(0) 分类 荆棘鸟

U.S. President Barack Obama has lifted restrictions on federal funding for medical research using human embryonic stem cells. Mr. Obama says it is part of a broader effort to limit political interference in science. President Barack Obama signs an E

发表于:2019-02-03 / 阅读(107) / 评论(0) 分类 VOA标准英语2009年(三月)

WASHINGTON, April 16 (Xinhua) -- Researchers at the University of Colorado (CU) have found that lack of a specific gene interrupts neural tube closure, a condition that can cause death or paralysis. The study was the cover story this week in the jour

发表于:2019-02-18 / 阅读(161) / 评论(0) 分类 英语新闻

Not mine own fears, nor the prophetic soul Of the wide world dreaming on things to come, 无论是我自己的顾虑还是苍茫乾坤预知未来事物发展的先知之魂 Can yet the lease of my true love control, 都不能限制我的真爱的周期

发表于:2019-02-24 / 阅读(166) / 评论(0) 分类 莎士比亚十四行诗全集

For an hour plains of sand unrolled before our steps. 在一小时内,一片细沙的平原在我们脚下摆开。 Often the seafloor rose to within two meters of the surface of the water. 平原时常升至距海面不及两米的深度。 I coul

发表于:2019-02-25 / 阅读(122) / 评论(0) 分类 《海底两万里》中英双语有声读物
学英语单词
accoutered
adduct number
air cushion transport
amitriptylinoxide
arcuate nuclei
auditing files
boccis
bus-in signal
cahier
canallers
carbon-arc welding
cluster lamp
conning towers
costoradial
cross-competitions
customized package
cutoff of anomaly
day-girl
deltaic succession
depreciation recovery
descartes_ rule of change
dividend revenue
drum-type root cutter
earthfirst
East Windsor
environmental communication
equivalized
examination of visual electro-physiology
fail safe valve
fanships
flamin
Follett
foreign body in airpassage
formula ALGOL
free piston gas-turbine
fuel injector valve cooling pump
genus coleuss
Glypnir
griselinia lucidas
gunnery ship
hardware product
hometaxialbase transistor
hydrofluosilicates
ice drill
input channel
internal waterproof lining of basement
judicial records
jumboizing
K-turn
kataphatically
laser motor
low energy diet
lower gate
megabids
meniscus injury
moon's age
new foreign bond issues
non-flowing powder
nonlistener
offset procedure
OKLA.
on-fiber
pass the examination
petrol-resistance
phonometry
Polygala tenuifolia
polygyny
priestesslike
quenching cup
recognition meeting
refractive index sellmeier equation
repercussives
reservoir sedimentation computation
Roccafranca
rotraxate
Sabina przewalskii
savo(u)ry oil
Schick test
secatour
smelt dissolver
spaced trials
splendora
stick buffer support
street-racing
Sudan R
talking page
tetrapyle circularis
tonedeaf
top side sounding
Trichostrongylidae
trupanea amoena
trusted to
tv stations
unwriggling
user log-on
variable order-quantity system
vein width
Veronica beccabunga
viscous substance
Wahhabi, Wahabi
wallaby