骨祖细胞

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(321) / 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(144) / 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(155) / 评论(0) 分类 VOA标准英语2010年(十一)月

Bald made a comeback years ago. Some men even shaving their heads before hair departed on its own, but many others say they would give anything to regrow their loss. Now doctors say a big breakthrough could make that possible. This is definitely a st

发表于:2018-12-24 / 阅读(153) / 评论(0) 分类 万花筒2011年

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(178) / 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(162) / 评论(0) 分类 原版英语小短文

One of the goals of regenerative medicine is to make tissue to replace our own damaged body parts. Thats still a ways off. But starting with mouse embryonic stem cells, researchers have succeeded in creating heart muscle that actually beats. The stud

发表于:2019-01-08 / 阅读(179) / 评论(0) 分类 Scientific American(十)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(204) / 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(204) / 评论(0) 分类 2011年VOA慢速英语(二)月

Researchers Repair Brain Injuries With New Cells 研究人员培育新脑细胞治疗大脑损伤 A group of researchers at Rice University in Texas are learning how to help the brain heal from serious injuries. Brain cells, called neurons, connect w

发表于:2019-01-12 / 阅读(133) / 评论(0) 分类 2016年VOA慢速英语(四)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)

研究或发现寨卡病毒与小头畸形症存在联系 This is the laboratory at Johns Hopkins'Institute for Cell Engineering in Baltimore, where scientists work around the clock for a month to find out how the Zika virus affects brain cells. 这是

发表于:2019-01-14 / 阅读(142) / 评论(0) 分类 VOA标准英语2016年(三月)

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(179) / 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(223) / 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)

WASHINGTON, Nov. 11 (Xinhua) -- The U.S. Food and Drug Administration (FDA) on Friday approved HEMACORD, the first licensed hematopoietic progenitor cells-cord cell therapy. HEMACORD is indicated for use in hematopoietic stem cell transplantation pro

发表于:2019-02-03 / 阅读(249) / 评论(0) 分类 英语新闻

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(180) / 评论(0) 分类 英语新闻
学英语单词
adaptive servo
administrative responsibility
amniotic tail fold
annual total income
antawn
anterior process
Anthonomus grandis
aposematic colouration
arisaemas
asteroctis radicts de wildeman
Ballykilleen
beam source
Bellecombe
bioisotope
buoyancy pontoon
calibration tube
Chirumanzu
Codoi
contamination index
counterwheeling
COVP
data synchronization
depersonalizations
dhye
drammed
enterocholecy stostomy
ephalohemometer
fairmount
Fakhrābād
feebly magnetic
firsthood
folk dancings
forward passing
gas-cooled generator
genitalities
genus capross
geodesists
get the lowdown on
h.d.g.
half yearly premium
hexinic acid
hyperperfusion
iminodibenzyl
immediate liabilities
intrabodies
isolated set
ivory membranes
Kanarraville
limiting adjectives
lockins
made in
mating behaviour
Methylgallate
middle leaf
modern principal components
mucase
multilingualize
nervus obturatorius
non-linear coupling
nookie
novel idea
off round pass
outside agency
over-all estimate
pain in my ass
pandur
physical labor
pile-driving barge
pipe cutter
pleometrosis
policy of air transportation insurance
pontellier
predefining
pulsed electron impact ion source
quad.
regular octahedron
rob'd
semi sugar beet
sequential t-fault-diagnosable
sharon, plain of
simultaneous collection of two ion beams
sondage
sorned
span wire storwage padeye
stichopogon peregrinus
stock offer
suprabuccalis
tax reference price
tenges
the current status
tread cushioning layer
trinonyl phosphate(TNP)
underfurrow
valedictory
vanners
Vittorino da Feltre
vocatively
wet feed mixer
wheel trencher
whet on
whl
wiltrud