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Tag: "cells" at medical news

Stem cell transplantation of eye

...tists have successfully transplanted cultured stem cells from the healthy eye to the diseased one, bringing...through this method in the last few months. Stem cells are found in limbus, which regenerates the ocular surface of the cornea. Conditions such as chemical...

Researchers find new HIV hiding place

...ystem could be infected by HIV. Not only do these cells get infected, they stay infected even with antiretroviral therapy. George felt that these cells are an important hiding place, a reservoir, for the virus. Doctors already know that HIV hides in on...

Developing HIV fighter

... solved include finding ways to deliver the RNA to cells in animals or humans, to ensure it would not inter...ases we were able to show that these small RNAs in cells would inhibit the infection by HIV,'' in laboratory work.The RNA interference process is a very new ...

Heart may pull Cells from Body to Self-repair

According to researchers, after analysis of cells in men with transplanted hearts from female donors...oregenerate itself at least somewhat by recruiting cells from elsewhere in the body.// Traditionally, it was thought that once cells were damaged or dead, th...

Nightlights could ward diabetic blindness

...s impaired and this has an impact on the rods (the cells responsible for night vision) which have a high demand for oxygen. Researchers at the University of Cardiff, have found that night time illumination can reduce the rods' demand for oxygen. The work was done with seven patients with type 2 diabetes ...

Gene glitches connecting pot with Schizophrenia

...noid receptor protein, studs the surfaces of brain cells and latches onto the active chemical within marijuana known as THC. These sites are where marijuana acts on the brain.Ujike and his team examined the gene for the marijuana receptor in 115 Japanese patients with schizophrenia and an average age of 4...

Special proteins to fight TB identified

...ich are special proteins produced by the body help cells survive stressful times and bolster the immune system of the body. In the study Dr. Graham R. Stewart, of Imperial College of Science Technology and Medicine in London, and colleagues developed a mutant form of the TB bacterium that produced extra h...

Hormone Therapy applicable for Prostate Cancer

... irradiation could trigger apoptosis -- the cancer cells destroying themselves. However, there were side effects, Bolla said, including hot flashes, loss of libido and impotency. Kenneth Koeneman, urology professor at University of Texas Southwestern Medical Center at Dallas, said the side effects go beyo...

Novel computer model for breast cancer

...ses cell properties. It relies on looking at which cells have extra DNA, the patterns of DNA levels, the number of dividing cells, and the shape of the cell nuclei. The fully tested new system, the most advanced of its kind - could help doctors identify those women who need the most aggressive treatment of...

Enzyme may aid hold back disease

...fferent combination of genes is expressed in heart cells as compared to liver cells. Researchers say mutations in these genes can lead to serious diseases, such as cancer. They say, although factors such as cigarette smoke and dietary habits may trigger genetic mutations, a lot of gene damage is caused sim...

Warning on radiowave exposure

...dio and microwaves can cause biological changes in cells and tissues of the body. But the significance of these changes is not well understood. The exposure standards that have been set by electrical engineers in the past are not really appropriate to modern life, says Kasevich. Now we have to set new stan...

Effective therapy for Huntington's disease

...naturally in the body can block the death of brain cells in mice who have Huntington's disease. There is no...rrier. The experiments showed how it protected the cells in the part of the brain affected by HD. This opens up the possibility of a cure for not just HD, bu...

Morphine may excite cancerous tumors

...ere pain, provoke signals in endothelial cells, or cells that form blood vessels, and activate mitogen-acti...ients to growing tumors and by transporting cancer cells from a tumor to other parts of the body. Lead researcher Kalpna Gupta, Ph.D., from the University o...

Bone marrow transplants for limbs

Scientists have observed that bone marrow cells can make new blood vessels, when transplanted into...archers in Osaka, Japan, have found that injecting cells from a patient's own bone marrow stimulates growth of new blood vessels in the affected limb. In a t...

Innovative device aids in advanced heart failure

...D promotes recovery of heart muscle, by giving the cells and opportunity to relax. A nationwide trial of the CSD is now underway, involving a group of 120 patients....

Sweet corn releases antioxidants on cooking

...s actually require heat to release them from plant cells so they can be absorbed into the body. Researchers...up free radicals which might otherwise damage your cells and tissues. Antioxidants, as is well-known, could play a vital role in protecting against heart dis...

An effective drug for lung cancer

...lled Mesothelioma. Mesothelioma is a cancer of the cells that make up the lining// around the outside of the lungs and inside of the ribs or around the abdominal organs. It differs from other types of lung cancers in that it is caused by exposure to asbestos, rather than by smoking. The condition affects ...

Diet combined to Alzheimer's disease

...tive molecules, known as free radicals also damage cells and may increase the damage done by particles found in brains of people with Alzheimer's disease. Researchers from Columbia University in New York studied the association between the number of calories consumed and Alzheimer's disease. The study inv...

Compound of Broccoli combats breast cancer

.... However, high doses of sulforaphane are toxic to cells so it may not be a practical option for drug development - and the amount of broccoli you may need to get the benefits could be excessive. They have been working on a synthetic compound related to sulforaphane, called oxomate. They find this is far...

Jumping genes eliminate sections of DNA

...The research was done with a strain of human tumor cells so it is not yet known if the gene jumping occurs ...nection is likely because it has been seen in mice cells and we now know it occurs in human tumor cells, he said. The jumping occurs primarily in sperm and e...

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