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Tag: "experiment" at medical news

Simple Therapy

In an experiment once thought impossible, lab mice with full blown versions of of Type 1 Diabetes are regrowing their own islets, the cells responsible for producing insulin. In addition Denise Faustman and colleagues at the Massachusetts General Hospital hav...

UV Radiation induces Melanoma

...eneticist at the institute, said that although the experiment had been confined to mice, the sun's dangerous rays could have the same impact on human skin. He said: "The big lesson, and certainly the one I'd like to tell parents and doctors who see children, is that you should take whatever steps are necessary ...

Gene therapy restores sight

...heir success in this month's Nature Genetics.Their experiment involved dogs with Leber congenital amaurosis (LCA), a form of blindness, that also affects human infants and for which there is no treatment. The disease involves a defect in the genes responsible for the retina's ability to translate light into ne...

Gene Therapy For Cystic Fibrosis

...couraging, researcher John F. Engelhardt notes the experiment must be modified before it can be tried in people....s. Also, it's important to remember that the mouse experiment did not cure cystic fibrosis, but it did show promise of easing symptoms....

Choose your mate

...hoice and male contest could come into action. The experiment was carried out on fruit flies of a wide variety of age groups. The scientists measured offspring in terms of their viability, their wing size, asymmetry of features and the number of tooths on their sex combs which are used to purport females. The ...

Failure of Drug-Coated Stent

...at risk of a heart attack. The stents used in his experiment had a relatively thick plastic sleeve. The body's cells may have attacked the plastic, thinking it was a foreign body, leading to an accumulation of cells. The reblockage of the vessels could be a reaction to the plastic sleeve, and not necessarily a...

Herbs With Estrogen Action Aggravate Cancer Risk

...efore using these herbs. The study was an animal experiment using rats that had their ovaries surgically removed. Researchers also suggests that the women should err on the side of caution and approach the use of these herbs judiciously, particularly if they are at risk for any estrogen-related cancers. This ...

Light therapy decreases depression during pregnancy

...ctive option.// The researchers conducted a pilot experiment to see whether exposure to bright light, a technique used to treat those suffering from seasonal affective disorder (SAD) or winter depression, might also work on women suffering from depression during pregnancy. The author noted that around 10% of...

Gene therapy restores sight

...heir success in this month's Nature Genetics.Their experiment involved dogs with Leber congenital amaurosis (LCA), a form of blindness, that also affects human infants and for which there is no treatment.// The disease involves a defect in the genes responsible for the retina's ability to translate light into ...

Viagra for heart and lung patients

...se. The reports are accurate, but based on a small experiment in healthy young men,// the results of which do not translate directly to people with chronic heart and lung disease. They report that the drug may be useful in treating people with pulmonary hypertension (caused by conditions such as heart valve d...

Mental growth in babies at risk

...sensitive developing brain could be damaged. In an experiment conducted on young rats, the hearing center, or auditory cortex, in a growing rat's brain undergoes swift and radical reorganisation// when subjected to continuous noise. Moreover the researchers found that the auditory cortex took longer than normal...

Passive smoking may be harmless

...ase the risk for lung cancer and heart disease. An experiment was conducted on more than 35,000 California residents. Those who were part of the study were non-smokers, but their spouses were active smokers. The researchers said they found no significant increase in the death rate from heart disease, lung cance...

Stem cells offer hope for muscular dystrophy

...niversity of Pavia, who worked on the study. The experiment proves a theory but some real-world stumbling blocks remain. For instance, the approach would work best if a patient's own mesoangioblasts were used, but these cells have so far only been isolated from fetuses. "I'm convinced this is an important res...

Islets May Lead to Diabetes Cure

...uld see if the cells had Y chromosomes. A separate experiment also found the regrowth of islet cells can occur in animals that have immune system re-education to eradicate their diabetes, but do not receive the donor cells.Researchers have developed a protocol to test this approach in humans, but additional gra...

Islet Cells May Lead to Diabetes CureChildren

...uld see if the cells had Y chromosomes. A separate experiment also found the regrowth of islet cells can occur in animals that have immune system re-education to eradicate their diabetes, but do not receive the donor cells....

Dangers Of Cigarette Smoke

...smoldering for another 30 minutes. Results of the experiment show the diesel engine exhaust doubled the particulate matter levels found outdoors at its peak. The environmental tobacco smoke particulate matter reached levels 15-times higher than those measured outdoors. Thus researchers say air pollution emitte...

Valerian was first epilepsy drug

...die said.But he warned people with epilepsy not to experiment with valerian. Researchers did not know the active ingredient; the dose needed to control epilepsy may be many times higher than used for sedation; and doctors do not know if valerian can cause a bad reaction when mixed with other medicines. Courte...

Improving Lighting Could Bring About A Change In Alzheimer's Patients

A new experiment shows the effect lighting has on Alzheimer's patients. Based on their findings Alzheimer's patients were found to talk to each other more than usual and were also less anxious.// Studies in the past have shown that lighting improves mood and nature...

Genes More Important Than Exercise for Bad Cholesterol

...ary fat, no matter how much they exercised. "Our experiment shows how important our genes are," says Williams....n their dietary choices." He adds, "This type of experiment allows us to test whether genes are important without having to identify the specific genes involved...

Gene enchances radiation therapy - A novel approach to fight cancer

...es in cancer cells.// The researchers in their experiment injected the mice with mutant form of EGFR, called EGFR-CD533 that prevents the repair mechanism in cancer cells from being activated by radiation and then they irradiated them. They found that the mice that had received the gene therapy had a nearly...

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