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Electrochemical DNA chip that is able to detect DNA at very low concentrations

Toshiba Corporation has announced the development of a highly sensitive electrochemical DNA chip that is able to detect DNA at very low concentrations, a capability that will support advances in gene detection and analysis for individual treatment regimes, and the monitoring of healthy individuals for any predisposition to certain diseases.

6 Dec 2004

Nanogen issued new patent for active biological sample preparation

Nanogen announced today that it was issued U.S. Patent No. 6,824,740, "Apparatus for Active Biological Sample Preparation," by the U.S. Patent and Trademark Office.

6 Dec 2004

Scene-of-the-crime DNA analysis is moving a step closer

Currently DNA analysis is both time-consuming and expensive, but researchers at the Polymer Electronics Research Centre (PERC), within the Faculty of Science and the Faculty of Medical and Health Sciences, hope to change that by inventing a system that provides direct, real-time detection of DNA.

4 Dec 2004

Methylphenidate improves attention, behavior of children surviving acute lymphoblastic leukemia, brain tumors

Children who suffer from behavioral and learning problems after their central nervous systems have been exposed to chemotherapy or radiation appear to benefit from treatment with methylphenidate (MPH), the drug commonly known by the brand name Ritalin®.

4 Dec 2004

DNA provides key to successful quitting smoking

Smokers who want to quit now have up to nine times greater chance of doing so, thanks to new DNA testing launched today by Oxford University’s newest spin-out, G-Nostics.

4 Dec 2004

3D MDCT accurate for imaging liver arteries

3D MDCT angiography is a more efficient way to classify liver arterial anatomy before liver surgery, according to researchers from Duke University in Durham, NC.

2 Dec 2004

Toxic proteins explain memory loss in Alzheimer's patients

Researchers at Northwestern University have discovered a molecular mechanism -- a tiny protein attacking nerve cells -- that could explain why the brain damage in early Alzheimer's disease results in memory loss and not other symptoms such as loss of balance or tremors.

1 Dec 2004

Thyroid treatments can set off radiation detectors

Medical procedures such as iodine therapy, a popular thyroid treatment, can result in patients triggering radiation detectors for up to three months after treatment, according to a study presented today at the annual meeting of the Radiological Society of North America (RSNA).

30 Nov 2004

Magnetic resonance spectroscopy may prove to be the definitive diagnostic test for bipolar disorder

Magnetic resonance (MR) spectroscopy may prove to be the definitive diagnostic test for bipolar disorder, a serious brain illness characterized by an alternating pattern of extreme emotional highs and lows, according to a study presented today at the annual meeting of the Radiological Society of North America (RSNA).

30 Nov 2004

Joint collaboration to fight avian influenza

Recognizing the pandemic potential and the threat to public health posed by the Avian Influenza, Health Ministers and senior officials of thirteen countries from Southeast and East Asian countries have pledged to accelerate joint collaboration in fighting the disease.

29 Nov 2004

Iris Murdoch's last novel reveals signs of the first stages of Alzheimer’s disease

The last novel written by author Iris Murdoch before she died reveals signs of the first stages of Alzheimer’s disease, according to a study published in the latest online issue of Brain.

29 Nov 2004

New virtual microscopy system

Researchers at the universities of Helsinki and Tampere (Finland) have developed a new virtual microscopy system, which allows users digitize entire microscope glass slide specimens, and then create a virtual slide with the quality and resolution similar to the original glass slide viewed on a microscope.

29 Nov 2004

Cancers of the head and neck cause over 2,700 deaths per year in England and Wales

Cancers of the head and neck cause over 2,700 deaths per year in England and Wales. Smoking and drinking cause most cancers of the mouth, lip and tongue (oral cavity), throat and voice box.

24 Nov 2004

Experimental compound prevents cholesterol gallstone disease

A promising experimental compound prevents cholesterol gallstone disease in mice by stimulating the biochemical pathway that controls bile acid secretion by the liver, according to new studies by Howard Hughes Medical Institute researchers.

23 Nov 2004

Early results shed light on lung cancer screening advance

One in three smokers or former smokers screened for lung cancer at a baseline and one year follow-up visit using a recent advance in computed tomography tested positive according to a new study. Of those, 12 percent had lung biopsies, and 7 percent were diagnosed with lung cancer.

23 Nov 2004