细胞黏着分子 {= CAMs}

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(104) / 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(100) / 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(138) / 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(89) / 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(77) / 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(92) / 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(83) / 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(57) / 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(94) / 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(86) / 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(83) / 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(96) / 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(73) / 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(88) / 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(74) / 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(53) / 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(68) / 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(101) / 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(139) / 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(119) / 评论(0) 分类 留美老师带你每日说英文
学英语单词
alkylsulfuric acid
anticline trap
assorted feed
bolt-on O.S
bullous lupus erythematosus
Byelorussina
Cantavir
chionophobous
Châmkar Svay
clean distillate stock
co-traitor
cognises
cold pigiron
combined carriage of goods
corrosometer
corserie
coypels
coypus
driving gear box
energametry
fable decoration
ferrous rolling mill
fixed television
for-salest
free swiveling hydrodynamic fairing
frogsuit
gad
high temperature steaming
hood lock catch bracket
hooklike
hot-weather concreting
HPRP
hydraulic pressure nozzle
Hypericum ascyron L.
incastled
inner flank
irreversible heat engine
ites
job safety analysis
jute sacking
Kasimovian Stage
larva furcifera
leebo
Leucoplakia
locknut bearing
made an application for
Magliano de'Marsi
Mennos
microfilm recorder
millipore filtration
moment of generalized random process
moving grizzley
n. interosseus antebrachii volaris
Nelsonia
obligate anaerobe
octylphenol
oesterleys
oscillograph record reader device
paratrirhithrum nitobei
parvovirus
petiolus castilaginis epiglottidis
pointed shoes
precursor compound
prefilm
premeditated crime
preparation of greases
PSA
radioactivity standard
rapsyn
rear-facings
rennet
rhabarbarine
rigid scheme
rucci
samjna
San Pancrazio d'Ultimo
Saskatonian
savagized
seniour
separating by hand
sexless flange
side of piston ring
slowed up
soft inner part of the fruit of a plant
southbend
spillover media
spotcheck
spout velocity
stamped scrip
steel troweling
stripping electrography
supreme economic council
tip car
torch race
tube extrusion
untamedness
usedest
Valdecarros
Valsalva maneuver
wruxled
zii