[医] 粘液细胞

Cells cannot remain alive outside certain limits of temperature and much narrower limits mark the boundaries of effective functioning. Enzyme systems of mammals and birds are most efficient only withi

发表于:2018-12-01 / 阅读(322) / 评论(0) 分类 新东方背诵文选

Evidence is seen for a possible cause of solid tumors, but many questions remain. Transcript of radio broadcast: 24 June 2008 This is the VOA Special English Health Report. Some experts predict that doctors will someday use stem cells to treat many

发表于:2018-12-15 / 阅读(145) / 评论(0) 分类 VOA慢速英语2008年(六)月

An international team of scientists at a U.S. university is investigating whether 'cooking' cancerous tumors using tiny nanoparticles in a magnetic field might be an effective and useful treatment. Preliminary findings suggest they may be on the righ

发表于:2018-12-16 / 阅读(159) / 评论(0) 分类 VOA标准英语2010年(十一)月

Long ago, before BandAids, or even medicine of any kind, our ancestors evolved to heal cuts themselves. If you got sliced open, the body blocked it up, to prevent blood loss, water loss, infection. But as we gained that powerwe sacrificed something e

发表于:2018-12-24 / 阅读(183) / 评论(0) 分类 2017年Scientific American(一)月

Norm woke up to go to the bathroom. He looked in the bathroom mirror. That bump used to be smaller. It was on the side of his nose. The bump looked puffy. He touched it. It wasn't hard. It didn't hurt. It wasn't a different color. Maybe it was just s

发表于:2019-01-02 / 阅读(163) / 评论(0) 分类 原版英语小短文

Time now for Storycorps, the project that's collecting an oral history of America, stories about you, your friends, your family can be archived at the American Folklife Center at the Library of Congress. Excerpts are played here on morning edition.

发表于:2019-01-07 / 阅读(202) / 评论(0) 分类 2006年NPR美国国家公共电台

英语短文:Cells and Temperature Cells cannot remain alive outside certain limits of temperature and much narrower limits mark the boundaries of effective functioning. Enzyme systems of mammals and birds are most efficient only within a narrow ra

发表于:2019-01-08 / 阅读(205) / 评论(0) 分类 英语小短文

[00:03.08]Unit 21 Human Biology Lesson 2 Brain Power [00:09.67]Exercise 2 Listen to a science lesson. [00:13.42]Use the strategies to complete the gaps [00:15.74]in this summary. [00:22.96]Right, the topic of today's lesson [00:25.59]is the brain. [0

发表于:2019-01-10 / 阅读(362) / 评论(0) 分类 北师大版高中英语模块7(选修)

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(263) / 评论(0) 分类 2006年VOA标准英语(八月)

By Carol Pearson Washington 27 March 2007 watch Heart Stem Cell report It is being hailed as a major medical breakthrough: cardiologists are using adult stem cells, not the controversial embryonic stem cells, to rejuvenate the hearts of patients who

发表于:2019-01-11 / 阅读(198) / 评论(0) 分类 2007年VOA标准英语(三月)

FAITH LAPIDUS: This is SCIENCE IN THE NEWS in VOA Special English. Im Faith Lapidus. CHRISTOPHER CRUISE: And Im Christopher Cruise. Today, we will tell about possible hope for children suffering from damage to their nervous system. We will also tell

发表于:2019-01-12 / 阅读(206) / 评论(0) 分类 2011年VOA慢速英语(二)月

Democrats are wrapping up the fourth and final day of their National Convention in the western U.S. city of Denver, Colorado, with a much anticipated speech by their nominee, Senator Barack Obama. Obama made a surprise appearance at the convention W

发表于:2019-01-13 / 阅读(164) / 评论(0) 分类 VOA标准英语2008年(八月)

'Serial Killer' Cells Demolish Leukemia Tumors U.S. researchers say they've been able to modify a patient's immune system T cells, turning them into serial killer cells which zero in on cancer and obliterate it. Its being called a breakthrough in the

发表于:2019-01-14 / 阅读(169) / 评论(0) 分类 VOA标准英语2011年(八月)

Volunteers Help Scientists in Search for Cheap Solar Cells Most of today's solar cells are silicone-based and their manufacture requires sophisticated machinery and expertise. An average home in the United States uses between 20 and 24 kilowatt hours

发表于:2019-01-14 / 阅读(168) / 评论(0) 分类 VOA标准英语2013年(七月)

Australian researchers may have discovered a new way to treat hearing loss in infants. And the secret lies in the NOSE. Our reporter Li Dong has the details. Noses comes in all shapes and sizes, and Australian scientists are now trumpeting a new use

发表于:2019-01-19 / 阅读(181) / 评论(0) 分类 世界各地新闻集锦

Beating Heart Tissue from Stem Cells In a study in the journal Science, researchers explain how they used mouse embryonic stem cells and microchip technology to create heart muscle tissue that actually beats. Cynthia Graber reports One of the goals o

发表于:2019-01-30 / 阅读(212) / 评论(0) 分类 60秒科学

> 39 脂肪中的茎细胞有助于治疗糖尿病 DATE=4-26-01 TITLE=SCIENCE REPORT- Stem Cells in Fat BYLINE=Nancy Steinbach (Start at 59

发表于:2019-01-30 / 阅读(226) / 评论(0) 分类 科技之光

HEALTH REPORT - Fetal Skin Cells May Treat Burns By Caty Weaver Broadcast: Wednesday, September 21, 2005 I'm Shep O'Neal with the VOA Special English Health Report. A method tested in Switzerland may

发表于:2019-01-30 / 阅读(152) / 评论(0) 分类 健康与经济

By VOA News 20 November 2007 Two separate teams of scientists say they have transformed ordinary human skin cells into ones that look and act like embryonic stem cells. Laboratory teams at universities in the United States and Japan Tuesday announced

发表于:2019-01-31 / 阅读(140) / 评论(0) 分类 VOA常速英语2007年(十一月)

It's 365 days, 12 paychecks and one birthday. 一年有365天,发12次薪水,过一次生日。 But did you know in this time your body will produce enough urine to fill two bathtubs? 但你知道这段时间你的身体会产生足够的尿液来填

发表于:2019-02-01 / 阅读(186) / 评论(0) 分类 阅读空间
学英语单词
acceptance of materials of ship
accident brake
acid ethyisulfate
articulatory loop
asymmetric alternating current charge
atrophy of vulva
Bernabé Rivera
beta-gamma emitter
Betelgeuse
bolbelasmus coreanus
boy-friends
calls to mind
cambridge roll
campodeiform (larva)
chorus frog
circular slide damper
classroom projects
corrected geomagnetic coordinate
cylinder for measuring force
deserve more
Dougo
dredgepump
Dreuw's method
drivings
Erkshausen
ethylene diamine hydrochloride
executable artificial model
external interrupt inhibit
figuratively ad
finite memory filter
fixed field record
friendly takeovers
fuel pit hall
gap observation
Gardenia augusta Merr.
genus parmelias
give 'er
goods-in-process inventory
gramophone record
grape leaf folder
green badge
handoff
hatch a plot
Hindley worm
Hur.
hydroxybenzo-triazole
in-line motor
indivestible
Jurinea multiflora
Kitami-tōge
knight of the cleaver
laryngeal syphilis
Macleaya R. Br.
maplike
mixtite
multiplication phenomenon of Laurentjew
naenia
ndpl
node base
nonrenormalisable
North Las Vegas
not agree with
octahedral shearing-stress plasticity condition
offense and defense
okts
otosphenoidal
ottumwa
P-10
p-carboxyphenylarsonic acid
paperbound book in print
Pentecostal Fellowship of North America
perfect alignment
PGE1
phenaksite (fenaksite)
phenyl-arsine oxychloride
play the dozens
pollutant identification
pressure drawdown
prevention of resonance
purge
re-captured
rights in rem
Sanak Bank
sexual-discrimination
Sicilia, Reg.
simulation technology
social context
sola topi
spasmodic apoplexy
stamp stem
tambaqui
tidal divide
tlingits
touch base
toxicotabella
tunks
tuy
vertical centering potentiometer
Virchow's line
weather-bit
wontner
work in process inventory