R. Johnson

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Blocking 'leader cells' may halt breast cancer - Futurity

Stopping breast cancer cells from producing a key protein blocks the deadly migration of the disease to other parts of the body, a new study with …

Will Grizzly Bears Unlock Secret to Obesity?

Most medical research is done on lab rats or in test tubes, where the genes are easily manipulated by scientists. Larger animals, such as grizzly bears, are rarely subjects because they pose a few challenges—their claws, for example. But researchers at the Washington State University Bear Center in …

Grizzly Bears

Two known drugs may curb cervical cancer - Futurity

Two existing drugs show promise as potential treatments for cervical cancer, new research shows.

Man's severed hand attached to his ankle

Doctors have kept a Chinese man's severed hand alive by stitching it to his ankle after a work accident severed it. Xiao Wei's right hand was reportedly temporarily attached to his left ankle for a month before surgeons reattached it, largely because injuries to his arm required immediate attention …

Antibiotics can't beat wastewater 'superbugs' - Futurity

Antibiotic-resistant bacteria were escaping purification at two wastewater treatment plants in China, as well as breeding and spreading a dangerous …

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Probiotics treat autism-like symptoms in mice - Futurity

A new study with mice offers the first evidence that changes in gut bacteria can influence autism-like behaviors.

Measles cases spiked in 2013, US health experts warn

It's been fifty years since the United States approved a vaccine to prevent measles — and more than a decade since the disease was declared eliminated in the country. But now, the rate of measles is once again on the rise: a new report from the US Centers for Disease Control and Prevention (CDC) …

Ancient Human Genes Cause New Confusion For Science

When Matthias Meyer began studying the ancient DNA in the 400,000 year old fossils he found in the Sima de los Huesos, or Pit of Bones cave, deep …

Sharks are more like us than you think - Futurity

Scientists compared great white shark genes with those of humans and zebrafish, and found that the shark genes were surprisingly similar to humans'.

How Important Is A Bee?

This is an alarming story, not because it ends badly. It's alarming because it ends well. It shouldn't have, but it did, and biologists (and especially conservationists) now have a puzzle to ponder.<p>The story begins in central China, in an apple-growing region called Maoxian County, near the city of …

Viagra could ease menstrual cramps - Futurity

Women with moderate to severe menstrual cramps may find relief in a class of erectile dysfunction drugs, a new small study reports.

Cancer mutation may set off scleroderma - Futurity

Cancer is a likely cause of scleroderma, an autoimmune disease that thickens and hardens skin and causes widespread organ damage, new research has …

Angioplasty may not offer added benefits - Futurity

For patients with stable coronary artery disease who are not experiencing a heart attack, angioplasty may not offer more benefits than drug therapy …

FDA approves new $1,000-a-day hepatitis C pills

The Food and Drug Administration has approved a new drug that promises to treat hepatitis C with a daily pill instead of the more common weekly injection. The drug, called Sovaldi from Gilead Sciences, has been designed to block the protein hepatitis C uses to replicate itself. The treatment does …