单词：endotoxins
[化] 内毒素
n. a toxin that is confined inside the microorganisms and is released only when the microorganisms are broken down or die
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From NPR news in Washington. I'm Jack Speer. A key Senate committee has sighed off on President Obama's budget blueprint setting the stage for debate on the 3.6 trillion dollars spending package some time next week. Approval by the Senate Budget Com
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Could there be a substance that both gives us the munchies and can help combat obesity? There may indeed be, according to research published in the Proceedings of the National Academy of Sciences. The Monell Center in Pennsylvania partnered with Kyus
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This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Real-time information about whats happening in our bodies at the cellular level could be crucial for fighting cancer and other life-threatening conditi
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Science and technology. 科技。 Exercise and addiction. 锻炼也会上瘾。 Fun run. 奔跑的奥秘。 People, it seems, have evolved to be addicted to exercise. 人类似乎在进化过程中对锻炼上瘾了。 AS THE legions of gym bunnies a
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Very small pieces of plastic, called microfibers, are polluting rivers and oceans. The source of these microfibers may surprise you: your clothes. Clothes worn for outdoor activities and exercise are often made of synthetic material, like polyester o
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Its been called the vine that ate the south. Kudzu grows so fast it can completely cover a cabin in the woods in a couple of days. The invasive plant takes over another 150,000 acres every year. Which costs another $6 million to control. But plant pa
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LOS ANGELES, June 3 (Xinhua) -- Eating earth may protect the stomach against toxins, parasites and pathogens, a new study suggests. To examine the possible benefits from eating earth, researchers at Cornell University analyzed reports from missionari
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Roberta: You know, my birthday is coming up. John: Yeah, I know. What are you getting at? Roberta: Nothing. I was just thinking that its kind of an important birthday, a major birthday. John: Yes, I know. Spit it out. What are you driving at? Roberta
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A healthy liver plays a key role in relieving digestive issues, such as a sluggish metabolism, gas, bloating, and constipation. It regulates blood sugar levels, which, when out of balance, can cause sugar cravings, fatigue, and fuzzy thinking. 健康的
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What makes people dizzy when they spin? Rolling down a hill or spinning around in endless circles causes dizziness or vertigo because hair-like sensory nerve cells in our ears send wrong messages to our brain. The motions of our bodies are detected b
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Science and technology 科学技术 Exercise and addiction 锻炼也会上瘾 Fun run 奔跑的奥秘 People, it seems, have evolved to be addicted to exercise 人类似乎在进化过程中对锻炼上瘾了 AS THE legions of gym bunnies and jogging
经济学人科技系列
The proportion of hazardous metal toxins in PM2.5 in Beijing has decreased for the past three years, which experts lauded as the initial achievement of the city's anti-smog measures. 过去三年，北京市PM2.5中对人体有害的金属毒素的比重
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Do you have a Phone, Frow or Sugar face? How to identify what could be making you uglier - and how to fix it immediately? Navigating your complexion can often be a minefield. Skincare experts and nutritionists have shared guide to complexion issues. 你
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节奏布鲁斯
Mal de coucou is a phenomenon in which you have an activesocial life but very few close friendspeople who you can trust,who you can be yourself with, who can help flush out the weirdpsychological toxins that tend to accumulate over timewhichis a form
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