致热型钩端螺旋体

Marcus Pembrey is one of a select band of scientists, a band of scientists who are daring to challenge an orthodoxy . They believe the lives of our parents, grandparents, and even our great grandparen

发表于:2018-12-07 / 阅读(161) / 评论(0) 分类 基因外遗传现象

No body had had seen this kind of thing before, so this was the first time and all the people looking at the gel and saying

发表于:2018-12-07 / 阅读(169) / 评论(0) 分类 基因外遗传现象

After we had seen how relatively easy it was to change the switches in mouse embryos, we thought that perhaps the same could be true of human embryos. In IVF, you also have the embryo for a brief peri

发表于:2018-12-07 / 阅读(167) / 评论(0) 分类 基因外遗传现象

If inheritance was not just about DNA, if these gene switches were so important, just what could turn them on or off? Stephanie and Emend Mullins have two children, Karen and Charlotte. When we were t

发表于:2018-12-07 / 阅读(181) / 评论(0) 分类 基因外遗传现象

It showed that there was clearly more to inheritance than simply the coded sequence of DNA. We then realized that we were dealing with what is now known as genomic imprinting. What genomic imprinting

发表于:2018-12-07 / 阅读(153) / 评论(0) 分类 基因外遗传现象

...lead to the end of diseases like cancer... Alzheimer's , Parkinson's , diabetes. The list is endless. We were thinking of genes in a very mechanical way. We were thinking of them just in terms of t

发表于:2018-12-07 / 阅读(200) / 评论(0) 分类 基因外遗传现象

Named after Henry Angelman, the pediatrician who first described Angelman syndrome. He referred to them as happy puppet children because it described, to some extent, the features. They have a rather

发表于:2018-12-07 / 阅读(164) / 评论(0) 分类 基因外遗传现象

We are on the brink of uncovering a hidden world, a world that connects past and future generations in ways we never imagined possible. What this means is an environmental exposure that your grandmoth

发表于:2018-12-07 / 阅读(139) / 评论(0) 分类 基因外遗传现象

Our studies had really convinced me that it were the later experiences of the child as the child was growing up bombarded with years and years of, em, symptoms from the parents that accounted for the

发表于:2019-01-02 / 阅读(181) / 评论(0) 分类 基因外遗传现象

The impact of a famine being captured by the genes in the eggs and sperm, and a memory of this event was being carried forward to affect the grandchildren, generations later. We are changing the view

发表于:2019-01-02 / 阅读(158) / 评论(0) 分类 基因外遗传现象

By Sabina Castelfranco Incoming European Commission President Jose Manuel Barroso has begun consultations with the European Union (EU) governments in an effort to resolve the crisis over his proposed

发表于:2019-01-11 / 阅读(196) / 评论(0) 分类 VOA2004(下)--新闻盘点

Some bacteria have adapted to super cold environments for millions of years. And scientists have isolated some of the essential genes that allow bacteria to tolerate their harsh living conditionsbecause these same genes might help in the creation of

发表于:2019-01-11 / 阅读(195) / 评论(0) 分类 英语杂谈

The European Union's executive arm has proposed far-reaching financial reforms to help prevent future financial crises, like the one now pummelling Europe and the rest of the world. European officials hope to put the reforms in place next year. Pres

发表于:2019-01-13 / 阅读(183) / 评论(0) 分类 VOA标准英语2009年(五月)

By Barry Wood Belgrade 07 March 2006 watch Kosovo's Future Despite having lost control of its southern province of Kosovo to NATO and the United Nations in 1999, Serbia even now has not had serious pu

发表于:2019-01-20 / 阅读(204) / 评论(0) 分类 2006年VOA标准英语(三月)

Troops of the North Atlantic Treaty Organization (NATO) and European police have increased patrols in and around Kosovo's volatile northern town of Mitrovica, after at least six people were injured in clashes between Serbs and ethnic Albanians late

发表于:2019-01-30 / 阅读(172) / 评论(0) 分类 VOA标准英语2009年(一月)

BRUSSELS, Nov. 23 (Xinhua) -- European Commission chief on Wednesday firmly defended the proposals for jointly issuing Stability Bonds, otherwise known as eurobonds. The bonds are an example of reinforced governance, of a strong will to live together

发表于:2019-02-05 / 阅读(200) / 评论(0) 分类 英语新闻

By Lisa Bryant Paris 16 September 2009 Jose Manuel Barroso The European Parliament has endorsed European Commission President Jose Manuel Barroso, for a second term in office. Barroso has pledged a stronger and more fiscally responsible Europe durin

发表于:2019-02-07 / 阅读(176) / 评论(0) 分类 VOA标准英语2009年(九月)

MILAN, Italy, Jan. 22 (Xinhua) -- European Commission(委员会) President Jose Manuel Barroso said Saturday Europe could no longer postpone fiscal consolidation and structural reforms in order to return to growth after the economic crisis. In a

发表于:2019-02-08 / 阅读(217) / 评论(0) 分类 英语新闻

BEIJING, Aug. 5 (Xinhuanet) -- A study conducted by Israeli researchers at the Albert Einstein College of Medicine in New York shows that genes, rather than good eating and lifestyle habits, determine longevity, according to media reports Friday. Thi

发表于:2019-02-26 / 阅读(202) / 评论(0) 分类 英语新闻

Dialogue 1 Mark: Hey, Jingjing. You wanna come bungee jumping with me and my friends? We're heading out this afternoon. It's gonna be so much fun! 马克:嘿,京晶。你想加入我和我的朋友们去蹦极吗?我们今天下午出发,肯定

发表于:2019-03-06 / 阅读(248) / 评论(0) 分类 英语PK台
学英语单词
a nard
a ring
aeroradioactivity
agglutinin adsorption
air inlet casing
Ajax-Watt furnace
alphanumeric code
alveolar tuberosity
alveolate
automatic synchronizing relay
avidin-biotin
beach chute
beakier
beer muscles
betke
brake lever connecting rod
bridge front bulkhead
Bristows
caterquibble
centricon
closing down
Colossus of Rhodes
condenser pick up
conversion offer
cucullaea taiwanensis
curster
days of rest
Deluser
demodex bolliculorum
diaminophenols
dipropyl carbanilide-4,4'-dicarboxylate
Divanon
dysprosium carbonate
edflector
electrodynamic galvanometer
Eproms
ethyl ketone
etui
exoticism(exotism)
expungees
extra still
ferociously
fiscal centralization
fluid pressure moulding
gingival abscess
Gore, Albert Arnold,Jr.(AL)
gravity transport-ing cable-way
gross trading profit
heterochain fiber
holveck
horizontal angle of deviation
Howwood
immunoglobulin epsilon chain
industrial exposure
intrafraction
jurysdycall
largeheartedly
linearized model
lineshark
Maihara
malacosoma americanas
mangle wheel type traverse motion
misestimation
Moldavian Soviet Socialist Republic
Momordica-Glycosides
mould lifting
Multiprotocol Lambda Switching
neatifies
nonprogrammed stop
osmotic buffering
overburden soil
Peïra-Cava
phonon density of state
piecrust
plurigenus
polarimetric interference
policy proof of interest
punctate hemorrhage
pyroelectric target
reap as one has sown
Redman
request to extend time-limit of claim
rough cut stone chisel
Santa Luisa
selaginella martensii
serdabs
serial-by-word scan
sorophore
speech unit
steadiness parameter
surface as-forged
takes ten
temps lev? sur les pointes
thin-film optical modulator
TREP
unplait
venison
ventriculitides
Vindeln
Wedelia chinensis
wholesale prices