胰岛素分泌细胞

By Caty Weaver Broadcast: July 25, 2003 This is Bill White with the VOA Special English Environment Report. Researchers say they have found a way to reduce the cost of some 1)fuel cell production. The

发表于:2018-12-01 / 阅读(266) / 评论(0) 分类 VOA2003(下)-环境与健康

Why Does My Body Want To Snack?为什么我们想要吃零食? Sometimes a snack quiets your growling stomach. But sometimes you just feel like munching, even though youre not really hungry. French researchers recently found that this second type of

发表于:2018-12-28 / 阅读(146) / 评论(0) 分类 初学者听力文摘精选

For something that could revolutionize the world, its come along very slowly. The fuel cell was invented in 1839, but there was little development until the 1950s when NASA started to use them in space where they are still used today. Now, after yea

发表于:2018-12-30 / 阅读(215) / 评论(0) 分类 国家地理2008年

Why Does My Body Want To Snack? Sometimes a snack quiets your growling stomach. But sometimes you just feel like munching, even though youre not really hungry. French researchers recently found that this second type of snack attack is harder on your

发表于:2018-12-31 / 阅读(168) / 评论(0) 分类 英语听力文摘 English Digest

Insulin - an endochrine hormone produced in the spleen which controls the amount of sugar in the blood by a) transporting it into cells and promoting glycolysis b) converting it into glycogen for stor

发表于:2019-01-03 / 阅读(179) / 评论(0) 分类 医务英语

Microbiology - the study of the microscopic forms of life. Microfilaments - are the smallest filaments of the cytoskeleton. The filaments are made of hundreds of actin molecules, stacked in a line. Th

发表于:2019-01-03 / 阅读(177) / 评论(0) 分类 医务英语

Youve no doubt heard of free radicals, those nasty chemicals that seem to contribute to heart disease, cancer and all sorts of human ailments. Maybe you even take antioxidant vitamins to help get rid of these unwanted toxins. Well, maybe you shouldnt

发表于:2019-01-08 / 阅读(178) / 评论(0) 分类 Scientific American(十)月

By Carol Pearson Washington 16 April 2007 Watch Diabetes report Type 1 diabetes can affect anyone but it usually starts in people younger than 30. It is a lifelong disease, and there is no cure. But doctors recently tested a stem cell therapy that a

发表于:2019-01-09 / 阅读(239) / 评论(0) 分类 2007年VOA标准英语(四月)

President Obama has lifted restrictions on the use of federal money for research using embryonic stem cells. Some researchers are already making progress using stem cells from umbilical cord blood, which entails no controversy since there is no dest

发表于:2019-01-11 / 阅读(163) / 评论(0) 分类 VOA标准英语2009年(三月)

By Carol Pearson Washington 25 September 2007 A lot of people wonder about the impact cell phones might have on their health. And now a new study shows that heavy mobile, or cell, phone use may result in hearing loss. VOA's Carol Pearson reports. As

发表于:2019-01-11 / 阅读(194) / 评论(0) 分类 2007年VOA标准英语(九月)

Woman Not Diabetic After Cell Transplant 妇女接受干细胞移植手术治愈糖尿病 A diabetic woman no longer needs to take daily medicine after she received a stem cell transplant. The daily insulin injection had helped control the amount of

发表于:2019-01-12 / 阅读(172) / 评论(0) 分类 2015年VOA慢速英语(九)月

By Bill Rodgers Washington 19 May 2008 Cell phones are an example of what is sometimes now called leapfrog technology, a product that allows developing nations the benefits of a reliable and extensive communications network without the heavy investme

发表于:2019-01-13 / 阅读(166) / 评论(0) 分类 VOA标准英语2008年(五月)

Antioxidants-Diabetes Connection In a study in the journal Cell Metabolism, some mice given antioxidants were more likely to become diabetic, because free radicals help muscle cells respond to insulin. Karen Hopkin reports. Youve no doubt heard of fr

发表于:2019-01-30 / 阅读(209) / 评论(0) 分类 60秒科学

26 茎细胞对于疾病治疗的神奇功效 DATE=5-24-01 TITLE=SCIENCE REPORT - Progress in Stem Cell Research BYLINE=Caty Weaver (Start at 59

发表于:2019-01-30 / 阅读(290) / 评论(0) 分类 自然探索

By Victoria Cavaliere New York 16 October 2007 An annual stem cell research conference in New York has been bringing together some of the field's top scientists to discuss breakthroughs in stem cell research and what proponents call its long-term app

发表于:2019-01-31 / 阅读(192) / 评论(0) 分类 2007年VOA常速英语(十月)

By Paul Sisco Washington 17 April 2008 Federal regulators in Washington have approved plans to upgrade the nation's Emergency Alert System to include text messages to cellphones and other mobile devices. VOA's Paul Sisco has more in this Searching fo

发表于:2019-01-31 / 阅读(176) / 评论(0) 分类 VOA常速英语2008年(四月)

WASHINGTON, Aug. 4 (Xinhua) -- Researchers have found a way to turn mouse embryonic stem cells into sperm and this finding opens up new avenues for infertility research and treatment, according to astudy published Thursday in the online edition of jo

发表于:2019-02-04 / 阅读(337) / 评论(0) 分类 英语新闻

Turn Off Your Cell Phone 关掉你的手机 We went to the movie the other night. I sat in an aisle seat as I usually do, because it feels a little roomier. Just as the feature was about to start, a blonde from the center of the row got up and starte

发表于:2019-02-07 / 阅读(292) / 评论(0) 分类 趣味英语

Genetically modified cells could eliminate the need for daily injections to treat type 1 diabetes, experts have revealed. 专家透露,有了基因改良细胞,1型糖尿病患者就可不必天天注射胰岛素了。 The human cell line is gene

发表于:2019-02-17 / 阅读(156) / 评论(0) 分类 阅读空间

WASHINGTON, May 11 (Xinhua) -- Researchers at Brigham and Women 's Hospital (BWH), a teaching affiliate of Harvard Medical School, have identified(鉴定) a human lung stem cell that is self-renewing and capable of forming and integrating multiple bi

发表于:2019-02-18 / 阅读(239) / 评论(0) 分类 英语新闻
学英语单词
accommodatively
accustomable
acraturesis
alloy design
ampisikinana (ampitsikinana)
Apocynum pumilum
apotrophic cell
arch(a)eocyte
arteriae tibialis anterior
athwartship leg
atomic scattering factor
Beaumontia grandiflora
bed scour by hyperconcentrated flow
best foot
bladder scissors
block type fuel element
Brahinite
brake bleeder
bread-bin
Brith Milah
Cabingan I.
carstensz pk.
catchmark
CCTM
centaurae
Christmasy
Claude Lorraine glass
combined potential
comic-book
compensation trade
conservatoriums
contusion
deep-powder
developed ore
distribution according to value
Economic Moat
erinle
evocate
facing slab
fissure Of the gallbladder
gives away
glass-hardened
Glucose-Losing
GM_someone-somebody-something-somewhere
Gore Bay
Gurbin Zaki
harmful wastes
heat sealing adhesive
heir of divided share
implicit promise
incoherent generation
internationally
isothiocyanate
jackcord
labiatic acid
Lee,Henry
light-tight box
listen to
long period cost
lubricating fluid
main journal
make a row
Mayan
mesme
multifidoside
muscle banners
neutral proflavine sulfate
Palffykrater
panaraguas
pepsltensin
perichondroma
phosphor-tin
photoelectric receptor
pork
power struggle
preferential policies
premiss
preterit(e)ness
procaine penicillin
quartz crystal oscillator side
rear element focusing
rectangular resolution
rigid inflatable boat
settle sb.'s hash
side stopper
sleep-drunk
stargate
Stjärnsund
super economic boiler
superionic phase transition
take one's eyes off
telodrine
tgr
trapezoid ligament
underground water
vacuum flash unit
viz
vlah
Waddingworth
war of movement
watchin
weir wall