[网络] 细胞粘附分子

EXPLORATIONS -February 27, 2002: Fuel Cell Cars By Mario Ritter VOICE ONE: This is Mary Tillotson. VOICE TWO: And this is Steve Ember with the VOA Special English program EXPLORATIONS. Today we tell a

发表于:2019-01-02 / 阅读(156) / 评论(0) 分类 Explorations

Glucosamine - a glucose or galactose molecule with an amine group attached. see also glucuronic acid. Glucose - a molecule of great importance to life as it provides a ready source of energy for both

发表于:2019-01-03 / 阅读(153) / 评论(0) 分类 医务英语

Epidermal growth factor - a cytokine that stimulates epithelial cell proliferation. Epinephrine - a neurotransmitter substance found at all adrenergic synapses (nor epinephrine or epinephrine). It is

发表于:2019-01-03 / 阅读(180) / 评论(0) 分类 医务英语

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(138) / 评论(0) 分类 医务英语

Covalent bond - a strong bond between atoms formed by sharing outer electrons. When an atom has 8 outer electrons it is stable. Those which naturally have 8, like neon and argon gasses are quite unrea

发表于:2019-01-03 / 阅读(153) / 评论(0) 分类 医务英语

Apatites- a family of calcium phosphate salts which are found in hard tissues like bone, teeth and shells. Apoptosis - death of a cell which is programmed by a set of specific genes. Apoptosis of chon

发表于:2019-01-03 / 阅读(147) / 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(140) / 评论(0) 分类 医务英语

Nerve growth factor- a cytokine that promotes the growth and repair of sensory nerves and maintenance of sympathetic nerves. Neural crest cells - cells derived from the ectoderm layer in the embryo. T

发表于:2019-01-03 / 阅读(102) / 评论(0) 分类 医务英语

Polymers-large molecules made up of many joined units of a more simple molecule. Examples are polysaccharides and polypeptides. Polypeptides; -chains of amino acids joined by peptide bonds. They are n

发表于:2019-01-03 / 阅读(134) / 评论(0) 分类 医务英语

This is Scientific American's 60-Second Science, I am Cynthia Graber. This'll just take a minute. Imagine tweezers so fine that you could reach right into a cell and manipulate individual molecules. MIT researchers have created such a tweezer, using

发表于:2019-01-08 / 阅读(140) / 评论(0) 分类 Scientific American(七)月

African sleeping sickness affects mostly rural people in 36 sub-Saharan countries. The World Health Organization says there are currently an estimated 30,000 cases. Left untreated, it is fatal. Sleeping sickness is caused by a parasite that is transm

发表于:2019-01-13 / 阅读(127) / 评论(0) 分类 VOA标准英语2010年(十二)月

Discovery Could Lead to New Drugs to Block Deadly Viruses Viruses are strange things. Though there is some scientific question about whether viruses are alive or not, they do have a basic genetic structure that allows them to be biologically active.

发表于:2019-01-14 / 阅读(145) / 评论(0) 分类 VOA标准英语2013年(三月)

From VOA Learning English, this is the Technology Report in Special English. Every year, IBM Corporation chooses five new technologies it believes will change the world within the next five years. The IBM list is called Five in Five. The company says

发表于:2019-01-24 / 阅读(130) / 评论(0) 分类 英语语言学习

Sicience and technology 科学和技术 Cancer and obesity 癌症与肥胖 Malignant flab 恶性松弛 At last, an understanding of how overeating causes cancer 吃得过多如何导致癌症 OVERWEIGHT women are more likely to develop breast cancer

发表于:2019-01-26 / 阅读(138) / 评论(0) 分类 经济学人科技系列

Science in Japan 日本科学界 Stress test 压力测试 After a scandal, a renowned stem-cell scientist commits suicide 爆出丑闻后,一位大名鼎鼎的干细胞科学家自杀 Dr Sasai faces the music 聚光镜前的笹井博士 WHAT happen

发表于:2019-02-16 / 阅读(120) / 评论(0) 分类 经济学人科技系列

Without the cell, they are nothing more than interesting chemicals. 没有细胞,它们只是有意思的化学物质。 But without the chemicals, the cell has no purpose. 但要是没有这些化学物质,细胞就毫无用处。 As the physici

发表于:2019-02-17 / 阅读(97) / 评论(0) 分类 万物简史

There are several kinds of odor preventing and odor destroying treatments for textiles. For the most part, they work by killing or inhibiting the bacteria and fungi that cause odors. For example, these socks contain Quaternary Ammonium Compounds, or

发表于:2019-02-23 / 阅读(106) / 评论(0) 分类 英语时差8,16

Science and technology 科学技术 The uses of stem cells 干细胞的应用 Potent medicine 特效医学 Stem cells may transform the development of new drugs 干细胞可能改写新药发展 PLURIPOTENT is a long word that means able to do many t

发表于:2019-02-24 / 阅读(151) / 评论(0) 分类 经济学人科技系列

What was actually interesting to us was not that the bacteria made light, but when the bacteria made light. 事实上,我们感兴趣的部分并不是细菌会不会发光,而是细菌何时发光。 What we noticed is when the bacteria were alo

发表于:2019-03-04 / 阅读(191) / 评论(0) 分类 TED演讲教育篇

台湾籍旅美老师今天交给我们的句子是: Blood is the tissue that not only carries cells that transport oxygen, for example, the red blood cells, or fights infectious diseases, but it also carries messenger molecules, hormone-like facto

发表于:2019-03-05 / 阅读(158) / 评论(0) 分类 留美老师带你每日说英文
学英语单词
acerpac
acorone
administrative inertia
amnh
amyl iodide
aterosclerotic
attractive price
automatic loading mechanism
Bank of Tonga
brachyelytrous
calcitic dolomite
centrifugal inflorescence
centromere element
centromere interference
chamanetin
cheffing
circumterrestrial satellite
closed leveling line
composite production test device
context operator
continuous analogue
controlled characteristic
convertible cord circuit
crosswise bar of abacus
destandardising
dialyphyllous
differential pressure gage
direct expansion air cooler
disglorify
drum majorettes
dynamic-link library file
engine flusher
enteroclysis
entropy decoder
ethnonymics
facility substitutes
fatherree
fin post
fine rain
fixed hair method
flow line method
free-running thrust
fuel combination
gang slitter
genus phthorimaeas
Halotex
hammer hack
horizontal budding colony
impatiens uniflora hay.
improves up on
information and communication - isic
interviewings
jeering act
Keihin Industrial Zone
lanthocin
legal personality
link data unit
major illness
megachains
Mobil Corporation
noon interval
o-methoxyphenol
oenanthyl
one-plus-one address instruction format
out-lighten
output pulsation
oxidation - reduction titration
pain asymbolia
pantellarite (anorthoclase)
pawa
pepperish
plausibilize
pleated-diaphragm loudspeaker
pneunatic conveyer
process exception
programming environment
puddock
pump overcapacity
quick despatch
ratio of receivable to inventories
reactance modulation
recurrent reciprocal selection
regulatory boards
request shutdown
retube
sawahs
sesquihydrates
shift effect hypothesis
simplicians
single side band noise
size separation
spicerer
Sulzbach an der Murr
summer sown crop
transmission wavelength
Ullr
ulv
Usmun
Vetluga
wall saltpeter
Way Archipelago
wienies