[网络] 免疫细胞;免疫专胞学;主要的免疫细胞

Yael: I just read about an exciting technique. Researchers found a way to convert types A and B blood into type O blood--the type that can be transfused into any patient. This advance could help avoid blood shortages in the future. Don: Wow, that is

发表于:2018-12-03 / 阅读(156) / 评论(0) 分类 初学者听力文摘精选

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? Could the eradication of smallpox have been a factor in the spread of HIV? Thats the question posed by researchers in the journal BMC Immunology, who think that the vacc

发表于:2018-12-24 / 阅读(120) / 评论(0) 分类 Scientific American(五)月

【背景】 血型分类: 一般常见A、B、AB和O四种,另外还有RH、MNS、P等极为稀少的10余种血型系统。其中,AB型可以接受任何血型的血液输入,因此被称作万能受血者,O型可以输出给任何血型的人

发表于:2018-12-27 / 阅读(155) / 评论(0) 分类 英语听力广播—Listening

From VOA Learning English, this is the Health Lifestyle report. If you have been meaning to add more exercise to your daily routine, you may want to start sooner rather than later. A 2018 study has found that a lifetime of regular exercise and activi

发表于:2019-01-03 / 阅读(188) / 评论(0) 分类 2018年VOA慢速英语(四)月

SCIENCE IN THE NEWS - Autoimmune Diseases: When the Body Starts to Attack Its Own Cells By Dana Demange Broadcast: Tuesday, June 21, 2005 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special

发表于:2019-01-06 / 阅读(189) / 评论(0) 分类 科技之光

Chinese medicine has been getting some props lately. A couple of recent studies have demonstrated the medical potential of traditional treatments. Part of the challenge of AIDS is that immune cells lose their ability to divide and thus their disease

发表于:2019-01-08 / 阅读(181) / 评论(0) 分类 Scientific American(十二)月

This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? I've always thought that when I get a fever, it's my body trying to make things uncomfortable for the invading pathogen. And that's often truehigher temperatur

发表于:2019-01-08 / 阅读(192) / 评论(0) 分类 Scientific American(十一)月

I've always thought that when I get a fever, it's my body trying to make things uncomfortable for the invading pathogen. And that's often true - higher temperatures can inhibit the bad guys' ability to replicate. But my fever may actually be a one-tw

发表于:2019-01-08 / 阅读(141) / 评论(0) 分类 Scientific American(十一)月

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 talk about a sickness called lupus and other autoimmune diseases. Autoimmune diseases affect the immune system the body's

发表于:2019-01-11 / 阅读(163) / 评论(0) 分类 VOA慢速英语2009年(四)月

BOB DOUGHTY: This is SCIENCE IN THE NEWS, in VOA Special English. Im Bob Doughty. BARBARA KLEIN: And Im Barbara Klein. This week, we talk about a sickness called lupus and other autoimmune diseases. Autoimmune diseases affect the immune system, the b

发表于:2019-01-11 / 阅读(175) / 评论(0) 分类 2010年VOA慢速英语(六)月

AS IT IS 2016-08-25 Zika Could Affect Adult Brains, Says New Study 新研究表明:塞卡病毒或影响成人大脑 New research suggests the Zika virus may damage some cells in adult brains. Until now, scientists mainly worried about Zikas effects

发表于:2019-01-12 / 阅读(179) / 评论(0) 分类 2016年VOA慢速英语(八)月

Blood Cancer Therapy Is Last Chance for Some An experimental therapy uses a persons weak immune system to fight deadly blood cancers. Stanley Riddell is a researcher at the Fred Hutchinson Cancer Research Center in the U.S. state of Washington. He an

发表于:2019-01-12 / 阅读(152) / 评论(0) 分类 2016年VOA慢速英语(三)月

Researchers Identify New Target in Cancer Fight Scientists have identified a new way of fighting cancer that limits the growth and spread of a variety of tumors in laboratory animals. When you get a cut, the area quickly becomes inflamed - swollen, r

发表于:2019-01-14 / 阅读(184) / 评论(0) 分类 VOA标准英语2011年(六月)

Study: Immune System Weakens in Space During the final flight of the US space shuttle Atlantis in the summer of 2011, one of the most important pieces of scientific cargo on board was a medical experiment designed to test how the human immune system

发表于:2019-01-14 / 阅读(180) / 评论(0) 分类 VOA标准英语2013年(四月)

It starts with a tickle in your throat that becomes a cough. 你一开始是喉咙痒,而后转为咳嗽。 Your muscles begin to ache, you grow irritable, and you lose your appetite. It's official: you've got the flu. 肌肉开始疼痛,逐渐烦躁

发表于:2019-01-17 / 阅读(113) / 评论(0) 分类 TED演讲教育篇

Imagine that you are a product designer. 把自己想象成一个产品设计师。 And you've designed a product, a new type of product, called the human immune system. 你设计了一种产品,一种叫做人体免疫机制的新产品 You're pit

发表于:2019-01-18 / 阅读(136) / 评论(0) 分类 TED演讲科学篇

SCIENCE IN THE NEWS - Autoimmune Diseases Threaten The Body's Natural Defense For Fighting DiseaseBy Brianna Blake Broadcast: Tuesday, November 21, 2006 VOICE ONE: This is SCIENCE IN THE NEWS, in VOA

发表于:2019-01-30 / 阅读(184) / 评论(0) 分类 2006年慢速英语(十一)月

BEIJING, Oct. 12(Xinhuanet) -- People allergic to peanuts may find relief in a new research by American scientists, according to Huffington Post Monday. Scientists from the Northwestern University Feinberg School of Medicine have found a way to turn

发表于:2019-02-01 / 阅读(133) / 评论(0) 分类 英语新闻

Recently, I celebrated another birthday. As I look back at how quickly time passes, I am amazed at how much can change in a matter of a year. I think we go through cycles of change -- when the complete unexpected throws you off your equilibrium --giv

发表于:2019-02-18 / 阅读(131) / 评论(0) 分类 英语美文

台湾籍旅美老师今天交给我们的句子是: And despite what many may think, handedness is not a choice. It can be predicted even before birth based on the fetus' position in the womb. So, if handedness is inborn, does that mean it's genet

发表于:2019-02-22 / 阅读(160) / 评论(0) 分类 留美老师带你每日说英文
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