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THURSDAY, NOVEMBER 26, 2009
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NEWS ABOUT: medical research

medical research stories: 97 news summaries

41 - 60 of 97 Stories | << Prev 1 2 3 4 5 Next >>

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 Colon Cancer Gene Discovered 

Cancer growth gene identified

Sep 15, 08 6:00 AM CDT
(Newser) - Researchers have discovered a key gene that may contribute to the growth of colon cancer and could provide a target for new therapies, Bloomberg reports. The gene, CDK8, controls a cell growth switch that researchers think might spur the development of many tumors. The discovery may help up to 50%... More »

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medical research • cancer research • colon cancer • Genentech • Harvard • Dana Farber Cancer Institute • AstraZeneca • Tufts Center for the Study of Drug Development

 Tobacco Could Treat Cancer 

Plant's virus can carry therapeutic genes into damaged cells

Sep 4, 08 12:00 PM CDT
(Newser) - Tobacco may be able to redeem itself. A modified virus from the plant can inject gene therapy into diseased cells to treat cancer, viruses, and genetic disorders, Wired reports. The virus’ tubular shape can be hollowed out and used like a tiny syringe to inject RNA molecules inside a... More »

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tobacco • medical research • scientific discoveries • scientific breakthroughs • mosaic virus • siRNA

Scientists Reprogram  Adult Cells

Breakthrough could leap embryonic stem-cell quagmire

Aug 28, 08 2:20 AM CDT
(Newser) - In a stunning medical advance, scientists have found a way to transform an adult cell in a living animal into an entirely different type of cell. The development is another step toward freeing the field of regenerative medicine from the controversies of stem-cell research. Harvard biologists discovered three key molecular... More »

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stem cell research • medical breakthrough • diabetes • medical research • medical ethics • Harvard Stem Cell Institute • induced pluripotent stem cells

Ovarian Cancer Test 'Premature,' Critics Worry

Early screening's false positives may cause unneeded surgeries

Aug 26, 08 10:32 AM CDT
(Newser) - Though a new ovarian cancer test gives hope that the 21,000 new cancer cases expected this year may be detected at a treatable stage, the FDA is worried OvaSure may do more harm than good, the New York Times reports. If the unregulated test detects cancer where there... More »

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cancer • FDA • women's health • public health • ovarian cancer • medical research • OvaSure

Psychedelic Drug Tests Resume After Decades

LSD, 'shrooms studied for ill, depressed

Aug 12, 08 10:28 AM CDT
(Newser) - For the first time since the 1970s, scientists in several countries are studying the effects of psychedelic drugs like LSD in clinical trials, the Guardian reports. Researchers believe the long-stigmatized drugs may improve patients’ quality of life, helping them cope with the ravages of illness, depression, obsessive-compulsive disorder, and even... More »

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medical research • LSD • clinical trials • experimental drugs • psychedelic drugs

GLOSSIES

Pharma Under Fire Over Pricey Drugs for Kids

Lawmakers lash astronomical hikes in drugs for rare diseases

Jul 27, 08 7:37 AM CDT
(Newser) - In the face of astronomical hikes in the price of drugs used to treat children, a congressional committee is looking into why companies have increased prescription costs as much as 18-fold when related research and marketing expenses are stable, according to lawmakers. One such company charges $69,000 for a... More »

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health • pharmaceutical companies • medical research • children's health care • rare diseases • drug costs • Questcor • orphan drugs

 Cancer Vaccine Shows Promise 

Colorectal disease spreads more slowly in immunized mice

Jun 24, 08 5:11 PM CDT
(Newser) - Encouraging results in experiments on mice are raising hopes of an effective colon cancer vaccine, Reuters reports. Capitalizing on the fact that the intestines have their own immune system, researchers isolated a protein that occurs only in the gut to create a vaccine. In treated mice, an average of three... More »

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cancer • medical research • cancer research • colon cancer • colorectal cancer • lab mice

$600M Windfall Aims to Boost Risky Research

Institute launches drive to encourage scientific breakthroughs

May 27, 08 2:07 PM CDT
(Newser) - American medical research got a big boost today, courtesy of the Howard Hughes Medical Institute. The philanthropic body, one of the world’s largest, committed $600 million to fund the research of 56 scientists that it thinks can change the world. The institute hopes to back high-risk, high-reward research that... More »

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medical breakthrough • medical research • funding • private donors • Howard Hughes Medical Institute

New Trust Drug: Good for Shyness, Bad for Investing

Natural hormone makes people dumb with their money in experiment

May 22, 08 9:46 AM CDT
(Newser) - Scientists have created a nasal spray that makes its users more trusting, the BBC reports. Made up mostly of oxytocin, alternatively nicknamed the “love hormone” or “cuddle chemical,” the spray decreases social fears by lowering activity in the amygdala. That should be great news for social phobics;... More »

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psychiatry • hormones • brain • medical research • oxytocin • trustworthiness

 Doggy Wants
 a Bone...Transplant 

Bone marrow procedure to cost $15K-$20K

May 18, 08 12:50 PM CDT
(Newser) - Doggy wants a bone, and he deserves it too. Canines will soon be lining up at Washington State University for bone marrow transplants, enjoying a little payback after pooches made the procedure possible in people, the Seattle Post-Intelligencer reports. But the cancer treatment won't come cheap: WSU will treat man’... More »

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bone marrow • medical research • cancer research • veterinarian • dog • pet hospital visits

Vitamin D May Curb
Breast Cancer: Study

Spreading tumors, early death linked to low levels in women

May 16, 08 7:28 AM CDT
(Newser) - Vitamin D deficiency has been linked to the spread of breast cancer tumors to other parts of the body, reports the Toronto Globe and Mail. Women diagnosed with breast cancer were twice as likely to see it spread and 73% more likely to die early if they had low levels... More »

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breast cancer • medical research • sunlight • vitamin D • ultraviolet light • Pamela Goodwin • Samuel Lunenfeld Research Institute • Memorial Sloan-Kettering Cancer Center • Breast Cancer Research Foundation • American Society of Clinical Oncology • metastases

 Robot Worms Offer
 Cancer Hope 

Tiny machines could identify, kill tumors early

May 13, 08 2:31 PM CDT
(Newser) - Little mechanical “worms” offer the latest hope for early detection—and eradication—of cancer. Researchers have created tiny machines that travel through the body, find tumors that are too small to see in normal scans, and then deliver drugs to kill them. The method has worked to spot tumors... More »

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cancer • MIT • medical research • tumors • University of California at San Diego • UC Santa Barbara

Smaller Babies Become Hostile Adults: Study

Low weight at birth and childhood linked to more hostility later in life

May 13, 08 6:16 AM CDT
(Newser) - New research has linked low birth weight and slow growth in childhood to increased levels of hostility in adults, Reuters reports. Researchers also discovered that the higher levels of aggression were linked to health trouble, including coronary problems, type 2 diabetes and earlier death. The levels of hostility appeared unconnected... More »

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weight • medical research • baby • infant • child development • prenatal care • body mass index

Pot Linked to
Heart Attack Risk

Smoking 78-350 joints a week boosts level of protein that hardens arteries

May 13, 08 3:07 AM CDT
(Newser) - Heavy users of marijuana have elevated levels of a protein that can raise the risk of heart disease, stroke and heart attacks, according to US government researchers.  The drug apparently causes the liver to overproduce the protein, raising serious health issues for long-term smokers, researchers warned. The survey studied... More »

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heart disease • medical research • marijuana • heart attack • arteries • stroke risk

 What We Can Learn
 From Being Dog-Tired 

Sled dogs' metabolism may yield clues on fighting human fatigue

May 6, 08 2:33 PM CDT
(Newser) - Alaskan sled dogs racing for days on end don’t get tired out the way a human runner would, the New York Times reports, and researchers eager to imitate this fatigue resistance in people—particularly soldiers—say it’s because they’re somehow able to change their metabolism. “Suddenly... More »

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medical research • DARPA • metabolism • fatigue • sled dogs • Oklahoma State University • Texas A&M

Ibuprofen Cuts
Alzheimer's Risk: Study

Anti-inflammatory drugs reduced risk 40%, but experts sound note of caution

May 6, 08 7:35 AM CDT
(Newser) - Long-term use of ibuprofen and some similar drugs cut the risk of developing Alzheimer's disease, according to new research. The study found the drugs cut the risk of dementia by more than 40%, WebMD reports. Doctors warn, however, that such medications can have serious side effects and that it 's... More »

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dementia • medical research • neurology • inflammation • ibuprofen • Alzheimer's Disease

 Science Could Crack
 Peanut Allergy: Expert 

Researcher predicts cure, or genetically modified nut

May 3, 08 6:03 AM CDT
(Newser) - Scientists are working to help those with peanut allergies and may even replace nuts with a tasty, genetically modified snack, one expert says. "There are multiple types of studies that are ongoing now," said Dr. Wesley Burks of Duke University. "I think there's some type of immunotherapy... More »

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medical research • allergy • genetic engineering • peanut • immunotherapy • Wesley Burks

 Regrown Finger Called 'Absurd' 

Scientist blast man's claim that pig-bladder 'pixie dust' restored digit

May 1, 08 7:36 PM CDT
(Newser) - A UK plastic surgeon repudiated claims by an American company that a powder made from a pig’s bladder spurred regrowth of a man’s severed fingertip, the Guardian reports. Stories circulated this week of Lee Spievack’s “miraculous” recovery thanks to what he called “pixie dust,”... More »

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plastic surgery • medical research • pig • hoax • junk science • severed finger • quackery

Despite Danger, FDA Sanctioned Artificial Blood Studies

Product tripled heart attack risk in subjects

Apr 28, 08 1:50 PM CDT
(Newser) - The Food and Drug Administration repeatedly approved experiments using artificial blood despite data showing the products to be dangerous, the Washington Post reports. Investigators from the National Institutes of Health found heart attack risk tripled and death increased by 30% for subjects in 16 studies testing five kinds of artificial... More »

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FDA • blood • medical research • heart attack • clinical trials • blood transfusions • artificial blood

OPINION

New Cancer Scan Promising, But Much Testing Remains

Dramatic decrease in mortality rate is contested by scientists

Apr 24, 08 5:40 PM CDT
(Newser) - A study claiming to dramatically reduce the risk of lung-cancer death is the object of intense scientific debate, Philip Boffey writes in the New York Times. Researchers screened asymptomatic smokers with spiral CT scans, which are more sensitive than the traditional chest X-ray. They estimate 92% of those found to... More »

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lung cancer • medical research • tumors • cancer screening • cancer prevention • spiral CT scans • chest X-ray

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