[医]伴Y基因

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(172) / 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(176) / 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(176) / 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(190) / 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(160) / 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(212) / 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(169) / 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(146) / 评论(0) 分类 基因外遗传现象

By Nancy Steinbach Broadcast: October 1, 2003 This is Faith Lapidus with the VOA Special English Health Report. Scientists in Iceland say they have identified the first gene linked to common forms of

发表于:2018-12-15 / 阅读(191) / 评论(0) 分类 VOA2003(下)-环境与健康

Linked-In was in the news. The company's Initial Public Offering was scheduled for 9:30 a.m. Lonny called his broker at 8:00. I want to buy Linked-In, he said. The pre-IPO price is $45. But the opening price might be up to 30 percent higher, right? H

发表于:2018-12-26 / 阅读(155) / 评论(0) 分类 英文短篇故事(纽约)

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(198) / 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(169) / 评论(0) 分类 基因外遗传现象

Chinese scientists discover gut bacteria linked with obesity Obesity could be caused by bacterial infection rather than eating too much, exercising too little or genetics, according to a study that could have profound implications for public health s

发表于:2019-01-08 / 阅读(175) / 评论(0) 分类 英语笔译

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(216) / 评论(0) 分类 英语杂谈

VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Bob Doughty. VOICE TWO: And I'm Barbara Klein. This week, we tell about deaths around the world linked to drinking alcohol. We tell about a new discovery that chimps get the disease

发表于:2019-01-11 / 阅读(180) / 评论(0) 分类 VOA慢速英语2009年(九)月

US, China to Cut Gases Linked to Climate Change The leaders of the United States and China say they have reached an agreement to reduce pollution linked to climate change. President Barack Obama and Chinese President Xi Jinping made the announcement

发表于:2019-01-12 / 阅读(172) / 评论(0) 分类 2014年VOA慢速英语(十一)月

RIO DE JANEIRO, Nov. 28 (Xinhua) -- Real Madrid midfielder Kaka is reportedly set for a move to Brazil's Corinthians in the January transfer window. The Spanish giants are prepared to offload the 30-year-old to meet the new salary demands of Cristian

发表于:2019-02-01 / 阅读(188) / 评论(0) 分类 英语新闻

Parents, its time to get the TV out of your kids bedroom. 父母,是时候要离开你的孩子的卧室电视。 About 60 percent of all teenagers bedrooms in the U.S. include a TV set. Now research suggests that the mere presence of that TV in th

发表于:2019-02-14 / 阅读(506) / 评论(0) 分类 2016年Scientific American(八)月

Ive often wondered how exactly sleep, or lack of it , can have such a devastating effect on our bodies and, guess what, how much we sleep switches good genes on and bad genes off. 我时常思考,睡眠的充足与否会对我们的身体健康带来

发表于:2019-02-17 / 阅读(157) / 评论(0) 分类 阅读空间

BEIJING, Oct. 27 (Xinhuanet) -- A new study shows that it's not simply a lack of willpower that explains weight regain but hormones keep one insisting on eating, a persistent biological urge. As any dieter knows, it's hard to keep weight off. Weight

发表于:2019-02-18 / 阅读(212) / 评论(0) 分类 英语新闻
学英语单词
abnormalcy
academicus
advertises
alcohol-solresin
alternative withdrawal procedure
anellus
annule
antifeudal
autodiegetic
azocoupling
barering
bassinet
Baudres
breaking poind
Bretonneau, Pierre
carapidaes
cathodic electrochemical polymerization
Cehu Silvaniei
center of a distribution
central tangent
color-change temperature indicator
combined fertilizer-and-seed drill
Concis.
crawdad
Darnius
DC reactor
degrees of frost
Dine on the vine
direct driven shears
Distressed Sale
extension techniques
fast-draw
fellow traveler
frest
fuze cavity
grade of metamorphism
gun piece
highly-regardeds
honey-pot ants
Ilkal
Illinois Institute of Technology
in situ quantitation
integrated campaign
jalabiahs
jhum
Kakwa R.
Kallmann syndrome
Kings Valley
Kit R.
laser plotter
lead wire error
lecturns
lig. iliolumbale
love - hate relationship
low-capacity
luminescence spectrometer
macrogametes
malus honanensis rehd.
man-whores
managerial experiences
manakin
many-purpose machine tool
masturbates
metaprogram state
mezzotinters
monolithic architecture
moundbuilder
neuroinfectious
non-central force
Northern Catalonia
orthoclase-free foyaite
pericardial aspiration
perisplancchnitis
pineal window
port guiding
procrastinates
Prunus virginiana
qusuriya (al qusuriyah)
Reersφ
sacral promontory
secular redioactive equilibrium
seed bed leveler
shatter rock
shuts in
sierozem
spill process
straight brass wire cup wheel
surface ship
telewriting
textural characteristics
thiochrome assay
three-division
time distance basis
transport kinetic equation
two-side needled
unsuspected
vermicular colic
viscostatic lubricating oil
weighted average of post adjustments
wet scrap
wood rush
yap at