VOA标准英语2012--Common Infection Raises Female to Male HIV Risk

Common Infection Raises Female to Male HIV Risk A common bacterial infection among women in sub-Saharan Africa sharply increases the risk of HIV transmission to men. Researchers say current treatments provide only a short-term solution. Its long been

美国国家公共电台 NPR Probiotics For Babies And Kids? New Research Explores Good Bacteria

STEVE INSKEEP, HOST: This year Americans will spend more than $2 billion on probiotics, supplements aimed at boosting what are called good bacteria inside us. One part of the market that's growing rapidly is probiotics for babies and kids. Here's NPR

美国有线新闻 CNN 2015-09-01

Pupils just getting back in session today, welcome to the show. First up, a storm at sea. There is a system washing over the eastern Gulf of Mexico. US coast guard said yesterday that gale force winds were possible on T west, and forecasters expect 3

美国科学60秒 SSS 2015-01-08

This is scientific American 60 seconds science. I'm *, got a minute ?Genetically engineered bacteria already proves some products are commercial interests or biometical importance such as insulin. And coaxing the organism to do so can be done with a

60秒科学:你身上的细菌"身份证"

相信吗？你身上寄生的细菌群有辨识身份的功能。 They say that who you hang out with says a lot about who you are. Well, the microbes that hang out on your fingers can point to exactly who you are. Because scientists [Noah Fierera e

美国科学60秒 SSS 2012-11-02

This is Scientific Americans 60-Second Science. Im Gretchen Cuda Kroen. Got a minute? Nasty bacteria cling to the surfaces of countertops. They also stick to medical devices - like catheters - that are placed inside the human body, where they can bec

2006年VOA标准英语-Researchers in Niger Prepare for Battle Against

By Naomi Schwarz Dakar 27 October 2006 Africa's Sahel region, stretching from Senegal to Ethiopia, along the southern edge of the Sahara, has been called the meningitis belt. More than half the world's cases of the disease occur there. Researchers i

VOA标准英语2010年-South Asia Superbug is Potential Globa

Scientists say they have discovered a new gene among bacteria that are highly resistant to even the most powerful antibiotics. Experts say the superbug, originally found in India and other parts of South Asia, is showing up in patients in Europe and

VOA标准英语2011--Antibiotic Alternative Treats Urinary Infection in Mice

Antibiotic Alternative Treats Urinary Infection in Mice Researchers have a new approach for treating urinary tract infections, a painful condition which can often be treated successfully with antibiotics. But many times, the infection is caused by st

VOA标准英语2011--Scientists Closer to Developing Meningit

Scientists Closer to Developing Meningitis Vaccine Scientists may be on track to develop a vaccine for the most common strain of meningitis, which has so far resisted an effective vaccine. Meningitis is a serious disease caused by an inflammation of

VOA标准英语2010年-Frog Skin Oozes Possibly Powerful Anti

Frogs secrete compounds that could be used to battle MRSA and a new emerging bacterium that affects many wounded soldiers in Iraq. According to Mideast researchers, the amphibians could provide several new antibiotic compounds to fight drug resistant

VOA标准英语2013--Doctors say Treating Lung Infections in Elderly Patients is Problematic

Doctors say Treating Lung Infections in Elderly Patients is Problematic South Africans and admirers around the world expressed their feelings for Nelson Mandela, also known by his clan name of Madiba, the man identified with transforming South Africa

科学美国人60秒 SSS 2014-03-07

This is Scientific American 60 seconds science. Im S. Buschwik. Got a minute? During a physical exam, doctors pick up a lot from their patients including patients bacteria. To keep infections from spreading, physicians try to always wash their hands

科学美国人60秒 SSS 2014-03-06

During the physical examine, doctors pick up blood from thepatients including that patient's bacteria. To keep infection from spreading,physicians try to always wash their hands between examines. But they don'talways scrub their stethoscopes. To see

科学美国人60秒 SSS 2014-07-02

This year, the number of mobile phones on cell networks is expected to surpass the Earth's population. More people now own cell phones than actually have access to working toilets. James Meadow, a microbial ecologist at the University of Oregon. Hidd

科学美国人60秒 SSS 2014-07-04

This year the number of mobile phones on ... the population. More people now on cellphones actually have access to toilets. James Middle of micro... colleges at the university of Organ. Here in the data is the reality that some people work on their p

科学美国人60秒 SSS 2014-09-15

Sepsis is a potentially deadly inflammatory condition caused by infections. Muppet creator Jim Henson was a famous victim. Proper treatment of sepsis can require knowing what bacteria or virus caused the infection. But the identification can take day

英语听力文摘 English Digest 464、狗狗和环保

Scoop That Poop Actually, dog poop turns out to have a pretty big environmental impact. If you think that two in five household s in the U.S. have at least one dog and that about forty percent of Americans dont clean up after their pooches, well, all

VOA常速英语2013--医药设备的不黏涂层可抑制细菌生长

Non-Stick Surface On Med Devices Could Keep Bacteria At Bay 医药设备的不黏涂层可抑制细菌生长 In lab tests, catheters coated with a non-stick surface harbored far fewer Staph bacteria than conventional devices. Gretchen Cuda Kroen repo

科学美国人60秒 SSS Hand Soap Ingredient Can Up Body Bacteria Burden

The antimicrobial triclosan is a common ingredient in hand soap. But it's also found in shampoos, deodorants, toothpaste, even lip gloss. So it's not too surprising that triclosan also shows up in blood, urine, breast milk and mucus. But here's the w