[医] 脾髓细胞

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(291) / 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(115) / 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(132) / 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(150) / 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(145) / 评论(0) 分类 原版英语小短文

By Sonja Pace London 06 March 2008 Britain plans to introduce a controversial identification card plan in the coming months, with foreign workers first in line to get the compulsory ID's. VOA's Sonja Pace has details from London. The British governme

发表于:2019-01-07 / 阅读(179) / 评论(0) 分类 VOA标准英语2008年(三月)

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(160) / 评论(0) 分类 英语小短文

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(173) / 评论(0) 分类 2006年VOA标准英语(六月)

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(235) / 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(164) / 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(184) / 评论(0) 分类 2011年VOA慢速英语(二)月

A new partnership is being launched to develop a malaria vaccine that would prevent parasites from entering the liver. Most of the symptoms of the disease develop after parasites have had time to replicate there. A new partnership is being launched t

发表于:2019-01-13 / 阅读(127) / 评论(0) 分类 VOA标准英语2010年(十二)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(145) / 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(143) / 评论(0) 分类 VOA标准英语2013年(七月)

to pull no punches straight from the horse's mouth 大多数人都认为诚实和坦率是一个很好的品质,尽管我们不见得每时每刻都能够做到,美国人也不例外。在美国的日

发表于:2019-01-14 / 阅读(192) / 评论(0) 分类 美国习惯用语

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(159) / 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(187) / 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(189) / 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(126) / 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(119) / 评论(0) 分类 VOA常速英语2007年(十一月)
学英语单词
absolute idealism
Acalypha supera
adcock array
Aegyptianella
airborne lift
Albertisia
allomerase
Ambystoma mexicanum
amuse-bouche
anti-incumbents
archdeacons
Armstrong Peak
aspertoxin
asplenium apogamum
attribute of Chinese character
Aucubaceae
bakers
bishes
box waltz
breaking dawn
bumblebee
Cannabis sativa var. indica
cassava root pulp
chrysographer
class gasteromycetess
complex transaction
Comunanza
crushing energy
digestive glands
dionym
distance by engine's RPM
Donghai
doughmixer
dynamic inter switch link protocol
Erithacus
Etambutol
expense variance
explicit estimation technique
extended route
fitting decompostion
flutterable
Goomadeer R.
GoPro
Guidelines for Definition of Managed Objects
hexagony
honorificence
i love
ICRI
impartial advice
import credit house
indexes of prices received by farmers
infatuatedly
islamic calendar months
looninesses
macrophagocyte
magic squares
mechanical language structure
meropids
milliosmol
miniature planar transistor
netletter
nonnegotiable
Numidian
off-blast
ohly
Pakxébangfai
particle separator
pericardial gland
phyllomyza nudipalpis
post alone
potassium fluorozirconate
pozzles
Prado Museum
print monitor
quadriennials
rattoner
reconstructed logic
ROFL
rotating wave
saturated bitumen asbestos felt
scorching quality
Semarang
standard cover mixtures
static buoyancy
sunbonneted
syndrome of dampness-heat in large intestine
temperure
ten-storey office block
tensions
thalarctoss
theifer
thermal cutoff
tisane
treasure-hunting
Trichonymphina
ulmus alatas
unconstrained optimization
vsas
wear-resistivity
wheel rib
wolf-head
yeel