国王鲑鱼胚胎细胞系

Identicals share one of the closest human relationships biologically. They are likely to grow up looking and sounding extremely similar, yet not a 100% match. A small number of genes in the mother's eggs sit outside the nucleus, known as mitochondria

发表于:2018-12-05 / 阅读(119) / 评论(0) 分类 国家地理2007年

SCIENCE IN THE NEWS -January 8, 2002: Top stories of 2001 By Nancy Steinbach VOICE ONE: This is Bob Doughty. VOICE TWO: And this is Doug Johnson with the Special English program SCIENCE IN THE NEWS. T

发表于:2018-12-07 / 阅读(119) / 评论(0) 分类 科技之光

This is the VOA Special English Agriculture Report. Cloned dairy cows at a farm in Maryland The United States government has decided that food from cloned cattle, pigs and goats is safe to eat. The Food and Drug Administration also says it found no

发表于:2018-12-07 / 阅读(102) / 评论(0) 分类 VOA慢速英语2008年(一)月

Is Cloning the Future? Saving lives has always been an important mission of science. Now science, and indeed all society, is facing a new dilemma:whether or not to try and save more lives through huma

发表于:2018-12-31 / 阅读(141) / 评论(0) 分类 有声英文阅读

Is Cloning the Future? 克隆一个你? Saving lives has always been an important mission of science. Now science, and indeed all society, is facing a new dilemma:whether or not to try and save more lives through human cloning. The first cloning ex

发表于:2019-01-02 / 阅读(99) / 评论(0) 分类 双语有声阅读

HEALTH REPORT - Scientists Develop Stem Cells Without Loss of EmbryosBy Caty Weaver Broadcast: Wednesday, August 30, 2006 This is the VOA Special English Health Report. Researchers say they have found

发表于:2019-01-02 / 阅读(108) / 评论(0) 分类 2006年慢速英语(八)月

HEALTH REPORT - Gene Therapy Used to Treat Cancer | Stem Cell Study Leads to Criticism, QuestionsBy VOA Staffs Broadcast: Wednesday, September 06, 2006 This is the VOA Special English Health Report. A

发表于:2019-01-02 / 阅读(168) / 评论(0) 分类 2006年慢速英语(九)月

ENVIRONMENT REPORT - October 25, 2002: Chinook Salmon Deaths By Cynthia Kirk This is the VOA Special English ENVIRONMENT REPORT. American officials say at least twenty-thousand chinook salmon and othe

发表于:2019-01-02 / 阅读(126) / 评论(0) 分类 健康与环境

SCIENCE IN THE NEWS - Cloning in South Korea / Ancient Insect / Preeclampsia Research By Broadcast: Tuesday, March 09, 2004 (THEME) VOICE ONE: This is Science in the News, in VOA Special English. I'm

发表于:2019-01-02 / 阅读(194) / 评论(0) 分类 科技之光

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(155) / 评论(0) 分类 TED演讲科学篇

Jackie: Welcome to BBC Learning English dot com and Insight Plus - a series first broadcast in 2001 that looks at the language of issues you hear about in the news. How far should science go to help the sick and the suffering? Today on Insight Plus,

发表于:2019-01-07 / 阅读(199) / 评论(0) 分类 英语讨论

不少准妈妈们都为宝宝做过三维或四维彩超,并给宝宝们拍下人生中的第一张照片。而试管宝宝们如今更可以拥有自己胚胎细胞时期的珍贵影像,这就是细胞拍。 It is the latest trend in baby pictu

发表于:2019-01-08 / 阅读(141) / 评论(0) 分类 英文语法词汇

HEALTH REPORT - New Embryonic Stem Cell Lines Developed for Researchers By Paul Thompson Broadcast: Wednesday, August 11, 2004 This is Gwen Outen with the VOA Special English Health Report. Researcher

发表于:2019-01-08 / 阅读(153) / 评论(0) 分类 健康与经济

A unique array of underwater listening devices stretches 3,000 kilometers along the west coast of North America to track marine life along the continental shelf. It's like giving fish a cell phone, says Pacific Ocean Shelf Tracking (POST) executive d

发表于:2019-01-11 / 阅读(158) / 评论(0) 分类 VOA标准英语2010年(九)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(195) / 评论(0) 分类 2007年VOA标准英语(六月)

Medical experts in Miami are hoping to speed up research using embryonic stem cells. Their work may lead to advances in treatment for spinal cord injuries, Alzheimer's disease and other illnesses. President Barack Obama signs an Executive Order on s

发表于:2019-01-13 / 阅读(103) / 评论(0) 分类 VOA标准英语2009年(三月)

By Deborah Tate Washington 17 July 2006 The U.S. Senate Tuesday is expected to approve federal funding for expanded embryonic stem cell research, despite a veto threat from President Bush who opposes the idea on moral grounds. -------- On the eve of

发表于:2019-01-31 / 阅读(225) / 评论(0) 分类 2006年VOA标准英语(七月)

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(108) / 评论(0) 分类 VOA常速英语2007年(十一月)

Science and technology 科学技术 Cell biology 细胞生物学 On your marks... 各就各位 The first cell race in history may further knowledge about how cancers spread 历史上的首次细胞赛跑,可能增进了解有关癌症如何扩散的知

发表于:2019-02-16 / 阅读(113) / 评论(0) 分类 经济学人科技系列

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(145) / 评论(0) 分类 经济学人科技系列
学英语单词
AD-L
airpipes
Alcantarilla
algorithmic synthesis
antidotum
Aythya americana
Buxus megistophylla
charge coupled memory
chorizo sausage
circumact
cleaning up
clutch pressure control
coasting phase
coherent optical arrangement
complex transmittance
conservation of human resources
contrafibularities
convict fish
courtbred
creatinine clearance
curagen
cynatroside
determination of respiratory muscle strength
elasto-hydro-dynamic lubrication
Entale
face to face duplex bearing
facimile crystallization
feeding time
fibromuscular hypertropy
foreign body grannuloma
fuel storage drum
gasification air
gawked
genus calendulas
get over oneself
give a free hand
global player
hennock
high tide slack water
houseboat
Hoyt's metal
immune serum reaction
inferior thyroid tubercle
initial satellite command and control
input/output channel selection
inquisitivenesses
intermediate bath
ISF2001
jamming margin
jheel
kaikosides
Kébémèr
loudness recruitment
malendoma
marmouset
meander scarp
microstress gauge
military prosecutor
Moh's hardness scale
nevoxanthoendothelioma
olafur
OSTRACIONTIDAE
ovigerm
oxifedrini chloridum
palaeogeochemical
parallelogram ripper
partitioned
pennate drainage
Perigordian
permanent albumin standards
petsit
picket post
pleuritic pneumonia
priest's hole
rating tolerance
refractory dress
relay characteristic
removes
retret
Rhode Island bent
Rhode Islanders
rood-loft
scatterling
securi-
skill set
spathaceous
successive field
tabki
Tarjannevesi
terms of payment
tomelukast
Ubby
ultrasonic computer tomography
Velykyy Hlubochyk
violenza
vorticity sink
wave generated current
weberi ossicula
Welldorm
wet mat
widgetizing
yojanas