[网络] 伴X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(156) / 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(199) / 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(217) / 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(158) / 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(213) / 评论(0) 分类 英语新闻
学英语单词
abac
age of electricity
Al-killed steel
analysis of profitability
artificial nursing
Athenae
autopositive film
Axepin
axis of the couple
beth root
biryanis
black and coded tape
bone peg
border of oval fossa
bracking
brandy snop
brotherred
bus master board
butts on
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candlelike
category of functors
cauf
charcoal stick
Chaungzongyi
chilomycterus affinis
circulating current
circumpacific volcanic belt
coin certificate
combined dispersion
critical incident appraisal
Delta Hedging
dreamingly
dynascope
El Valle
epigenetic development
extracted steam from turbine
favortax
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flirtily
foreign sales office
Gaussian coil
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genus Sabinea
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granular calcium chloride
guaiacol n-caproate
harmonics average
Huskin
hyalite
impotently
intruder attack
jurisdictional privilege
Kangean, Pulau
Kasnya
Keep It Simple, Stupid
kyosterite (kusterite)
length of downcomer
LFTSW
limited convertibility
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magnetism separation
malanga coco
Mann-Whitney statistics
marsupial bone
microcontroller capability
mitochondria dna
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off.the
parallel phase
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rate of metal corrosion
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tatungshan formation
transitive normality
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user's common shared database
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virtual unbundling
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win a bid
wordform
Wu Jingzi
xeromorphic structure