[医] 多潜能细胞, 多种作用细胞

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(337) / 评论(0) 分类 新东方背诵文选

From VOA Learning English, this is the Health Lifestyle report. It may seem like a moment in a science fiction movie. In a fierce battle, a creature loses an arm but, then, grows another one to take its place. However, this is not science fiction. It

发表于:2018-12-07 / 阅读(299) / 评论(0) 分类 2017年VOA慢速英语(一)月

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(168) / 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(174) / 评论(0) 分类 VOA标准英语2010年(十一)月

New Vaccine Research Aimed at Cattle Killer 新疫苗研究意在对付牧牛杀手 New research is underway to develop an advanced vaccine against East Coast fever a parasitic disease that killed more than one-million cattle in Africa last year. Res

发表于:2018-12-16 / 阅读(176) / 评论(0) 分类 VOA标准英语2014年(二月)

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(206) / 评论(0) 分类 2017年Scientific American(一)月

Making Stem Cells From Ordinary Adult Cells Most cells in our bodies are unipotent, that is they stay the same throughout their lives. For example, once a skin cell, always a skin cellthey never start turning into brain cells. The exception is stem c

发表于:2018-12-27 / 阅读(129) / 评论(0) 分类 英语时差8,16

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(181) / 评论(0) 分类 原版英语小短文

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(237) / 评论(0) 分类 英语小短文

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(218) / 评论(0) 分类 2011年VOA慢速英语(二)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(179) / 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(186) / 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(203) / 评论(0) 分类 世界各地新闻集锦

Science and Technolgy. 科技。 Artificial meat. 人造肉。 Hamburger junction. 人造汉堡的诞生。 Muscle grown in factories could soon be appearing in a supermarket near you. 工厂培养的肉可能很快出现在你周围的超市了。 A

发表于:2019-01-26 / 阅读(151) / 评论(0) 分类 经济学人科技系列

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(229) / 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(250) / 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(168) / 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(152) / 评论(0) 分类 VOA常速英语2007年(十一月)

Science and technology 科学技术 The 2012 Nobel prizes 诺贝尔生理学奖 Good eggs 再生医学界的大好人 THIS year's Nobel physiology prize goes to Sir John Gurdon and Shinya Yamanaka for a crucial discovery in stem-cell science?how to m

发表于:2019-02-24 / 阅读(191) / 评论(0) 分类 经济学人科技系列

Science and technology 科学技术 The uses of stem cells 干细胞的应用 Potent medicine 特效医学 Stem cells may transform the development of new drugs 干细胞可能改写新药发展 PLURIPOTENT is a long word that means able to do many t

发表于:2019-02-24 / 阅读(203) / 评论(0) 分类 经济学人科技系列
学英语单词
accounting base
acomous
ammers
antiparasitic agent
antiresonance
ariodante
att(american telephone and telegraph company)
body anchor
Bos indicus
brandcompetition
butterheads
caffein(e)
call setup
carina tracheae
cerium(iii) citrate
chromtropic acid
Clematoclethra floribunda
co-presenting
cockneyese
compatible monolithic integrated circuit
cost-benefit analyses
credit mix
crystallographic components
deconcentrate
decrescendo type
diglottism
direct fracture
direct resistance heating
Dorseyville
economic evaluation of marine resources
eddyworms
Euryhelmis
famee
Faylakah
gall-ful
gas chromatographic method
glyoxyl
Grammar Panther
Gurdjieffian
heat-resisting material
hemoconcentator
Hha restriction enzyme
high hats
inherent contradiction
input table
irrealisms
jewellers' putty
Kapwasa
khassia mts. (chasia ori)
Kim Giang
kitesurfs
Kutru
locally compact topological group
machinery casulty control
magnetic spark blow-out
marker interfaces
marking equipment
micraners
Mun.
narrativity
National Crime Information System
non linear field theory
non-straightforward
notching relay
old tin of fruit
one-step convergence
outhalf
pigmentum
portra
prescious
procryptic
public security organ
pythium inflatum
quasi-private
Queen's English
quotation of the day
razor-slashes
re-printing
recirculating air flow
regular solution
Roskill, Mt.
rottweillers
sardi
Schefflera impressa
schoe
school concert
skyrocketing
sliding pressure shutdown
somesthelic area
spread anchoring system
Sterculia acuminata
telephone vote
Tenggarong
The house is ready
trade borard
trade-off studies
two-dimensional modeling
uc-davis
untweetable
walpole i.
weathering coefficient
yesterday week