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Tag: "pill" at biology news

Treating HIV in war zones -- Public health emergencies need rapid advice from WHO

...treatment at the correct hour… When I had only one pill left I had the courage to go out and seek some more treatment. I went to see nurse who informed me that she would be able to distribute antiretrovirals; with that I had a month’s worth of treatment. If we have to give up this treatment we will return...

Mutation improves memory, may lead to memory-enhancing pill

...ory-enhancing effect," he continued. "If such a pill could be generated, it might provide a new method for treating people with memory-related diseases such as Alzheimer's," said Mauro Costa-Mattioli, a senior postdoctoral fellow in Sonenberg’s laboratory. "While a drug that worked in this way wouldn't...

Secret of worm's poison pill box protein could produce new natural insecticide

...a bacterium acts like a cunningly designed poison pill box that could now be used as a basis of a new range of natural insecticides. It had been known that nematode worms can infect and kill insect pests with the help of a bacterium which they harbour inside their intestine. The bacterium uses a prote...

Gene that makes people 'early to bed and early to rise' demystified

...f the most common of sleep disorders--might take a pill and be back to normal again," Fu said. "When we fly to Europe, we set our watch ahead several time zones and our watch is back on track," Ptácek added. "We don't understand the [internal] human clock well enough to advance or delay it that way. But...

'Exercise pill' switches on gene that tells cells to burn fat

...mical metabolic engineering - possibly a one-a-day pill as opposed to permanent genetic metabolic engineering - is so exciting, says Dr. Evans. In today’s society, too few people get an ideal amount of exercise, some because of medical problems or excess weight that makes exercise difficult. Having access...

Researchers show that veins stiffen as we age

...a handgrip. They also administered a nitroglycerin pill under the tongue of each participant to relax the veins. In each case, they found that the tests had no effect on the response of the veins in either age group. "Thus, we think that the stiffening of our veins as we age is probably due to structura...

Intravenous gene therapy protects normal tissue of mice during whole-body radiation

...strated that gene therapy can be both swallowed in pill form and inhaled through a nebulizer prior to radiation exposure to protect healthy tissues from damage. In this study, we found that the same therapy administered intravenously also offers protection during exposure to whole-body irradiation." Dr. G...

Need to pull an all-nighter?

...e gas once it's produced. The opposite ?a sleeping pill made from nitric oxide donors -- would be much harder, he says, since these compounds would likely break down before ever reaching the brain. However, one of the ways nitric oxide promotes sleep is by stimulating production of a signaling molecule c...

UVa researchers seek to unlock broccoli's cancer fighting secret

...into a cancer prevention treatment that comes in a pill or liquid form could enhance the concept of stopping cancers before they start. For Cross, there is also a personal pull to developing anti-cancer compounds. "The real irony is that I can't stand broccoli," she says. ...

Combination therapy shows promising results in patients with advanced lung cancer

...apies, took several Celebrex pills and one Tarceva pill each day. After eight weeks, researchers looked at response rates. Patients were able to stay on the study as long as they didn't experience tumor growth. The longest duration of response was 93 weeks, Reckamp said, about three to four times longer t...

Ultra low-dose estrogen shown safe for post-menopausal women

...ure of estrogen from several different sources ?in pill form. In contrast, the women studied by Yaffe and ...kin patch. "The different between a patch and a pill is significant because medications taken in pill form are processed through the liver before they re...

All placebos not created alike

...ure, and another 135 patients were given a placebo pill for two weeks. During this period, investigators ...acupuncture trial, and the other half in a placebo pill vs. real pain pill trial. The acupuncture trial extended four more weeks (the length believed neede...

How sperm crack the whip

...ou couldn't develop a male or female birth control pill that would block the protein before it functions to hyperactivate sperm, preventing fertilization," he said. ...

Great (taste) expectations: Study shows brain anticipates taste, shifts gears

...through expectancy. In this study, we've taken the pill out of the picture. We're just manipulating expectancies," he says. "The results beg the question of what can we do to target anticipatory processes in our patients that might lead to better outcomes." ...

Gene variation affects tamoxifen's benefit for breast cancer

...tudy in which women were treated with tamoxifen, a pill that is taken daily, for a total of five years. Additional authors included the following researchers from the Mayo Clinic Cancer Center: Vera Suman, Ph.D.; Stephanie Safgren; Matthew Ames, Ph.D.; Daniel Visscher, M.D.; Carol Reynolds, M.D.; Fergus ...

Scientists discover the body's marijuana-like compounds are crucial for stress-induced pain relief

...ry, the new research makes it possible to design a pill that will have the same pain relieving effects as smoked marijuana, but through an indirect mechanism that could also reduce unwanted psychoactive side effects and not have the same political baggage. "There is no prescription or over the counter dr...

Does vitamin C help prevent or treat the common cold? Maybe not, after all.

...dose of 200mg of vitamin C or more against a dummy pill (placebo). Did vitamin C given for prevention reduce the risk of picking up a cold? The authors looked at 23 studies done in the general population, using doses of up to 2g daily, and found that vitamin C did not reduce the risk. They conclude that ...

The circadian clock: Understanding nature's timepiece

...bly still at least 10 years away from developing a pill that could reset your circadian clock to eliminate...ble to move people ahead eight hours simply with a pill and light therapy. All terrestrial organisms ?even single-celled organisms ?have circadian rhythms....

Leukemia Drug Breakthrough Study In New England Journal Of Medicine

...c syndrome (MDS), a form of pre-leukemia. Given in pill form, Revlimid simultaneously blocks the growth of new blood vessels that nourish tumors (anti-angiogenesis) and stimulates the immune system to fight cancer cells. The study is reported in the Feb.10 issue of the New England Journal of Medicine. Ne...

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