Medical Research

Order of the National Green Tribunal regarding deterioration of Nayar river, Uttarakhand, 05/06/2025

Order of the National Green Tribunal in the matter of In Re: News Item titled "Nayar river is vanishing - a yatra reveals conservation goes beyond science and policy" appearing in ‘The Down To Earth’ dated 03.06.2025. The original application was registered suo-motu based on the news item titled "Nayar …

Foetal cure

BY TREATING acute liver failure through hepatocyte transplantation (transplantation of the liver cells of a foetus), a team of doctors in Hyderabad claimed a major breakthrough. The team headed by C M Habeebullah, prominent gastroenterologist and liver expert, has developed a new technique to treat people suffering from chronic and …

Universal blood type

RESEARCHERS from the Albany Medical Centre (AMC) in New York, have devised a new technique which will lead to a blood type that would be compatible with all blood types. They have developed a process to coat red blood cells with a polymer called polyethylene glycol, or PEG, that would …

Amphibian antidote

WITH drug-resistant microbes increasing by the day, researchers at Queen's University in Belfast, Northern Ireland, are looking at frogs for developing powerful antibiotics. Tests have indicated that compounds derived from the poisonous secretion of African tree frogs, African marsh frogs and other amphibians can kill even the most harmful drug-resistant …

Tackling tumours

FOR the first time sharks may have to play the role of lifeguards for humans. An extract from shark tissues will be tested on cancer patients later this year. The extract, called squalamine, could help in cutting the blood supply of the tumours. The extract was discovered in the stomach …

The mind`s decay

ALZHEIMER disease (AD) is now recognised as a serious public health problem. in a large number of people, AD develops at a rather late age of about 65 years. Alzheimer was hitherto considered to be a Western problem because of longer life span - the us for example has over …

Gastronomical preferences

according to a study by the Harvard School of Public Health, Boston, in the us, those who have a starchy diet which was low in fibre and took a lot of soft drinks, ran two and a half times the risk of diabetes than women who took less of these …

Painless injections

Stephen Flock of the University of Arkansas, in the US, and his team has developed a new laser device, which is helping doctors and nurses give injections to patients. This will not only render the process pain-free, but will also reduce the risks associated with discarded needles. This hand-held device …

Vital fixtures

the country's first bilateral lung transplant was performed at the Madras Medical Mission (mmm) in Chennai, on April 26. Experts hailed the nine hour long operation as unique and the "first of its kind in Asia". Besides, the 27-year-old Sri Lankan recipient, who has his heart on the right side …

Supermouse

the discovery of a new gene, has led scientists to create a portly breed of mice, with muscles two to three times bigger than those of normal mice. The discovery is of significance as it could help scientists to find treatments for muscular dystrophy or for the gradual muscle wasting …

Cancer killer

SCIENTISTS have just synthesised possibly the most complex anti-cancer vaccine to treat patients suffering from prostate cancer at a bospitaJ in New York, US. Boost to immunity Sam Danishefsky and his colleagues from the Memorial Sloan Kettering Cancer Centre in New York have made copies of a large active fragment, …

Harmful trials

THIRTY-EIGHT students of Andhra University, Visakhapatnam, were used as guinea pigs for trials of a colon cancer drug containing a radioactive element since December 1996. The shocking discovery was made recently when some students complained of headaches, body-aches and stomach pains. Three students had also developed problems in the urinary …

On the comeback trail

until very recently, there was a widespread feeling that the fight against infectious diseases was almost won. This was largely because either the means of controlling them were available or at least discoverable without undue difficulty. Spectacular progress was made with the elimination of smallpox and six more diseases were …

Access denied

not everyone can afford the expensive multi-drug therapy for aids. But some of those who can afford it are not being given the treatment deliberately by doctors in the us. The reason is very simple: mistrust. Tyeisha Ross is a street smart 18-year-old girl who does not understand the responsibility …

Flab control

with over 100 million people worldwide, who are officially certified by doctors as obese (body mass index of over 30), management of body weight is as much a nightmare for physicians as it is a challenge for medical scientists. The phenomenal ability of the human body to store fat, an …

The grape cure

Research just published shows that grapes are a good source of resveratrol, which is a cancer-preventive agent. Resveratrol is a potent cyclooxygenase (COX) inhibitor, which catalyses the formation of prostaglandins, which in addition to stimulating tumour cell growth, also suppresses immune surveillance. Research had earlier shown that resveratrol can inhibit …

Infectious speed

It may now be possible to tell how quickly an HIV infected person is likely to progress to AIDS. Homayoon Farzadegan and colleagues at the Johns Hopkins University, Baltimore, US, compared the rate of progression of HIV infection in two groups of homosexuals

Winning laurels

V SREERAJ THIRUVANANTHAPURAM A team of researchers, including C R Santoshkumar, consultant haematologist at the Regional Cancer Centre, Thiruvananthapuram (Kerala), has been recently awarded a us patent for inventing a method for the determination of oxidised sulfuhydrl amino acids (osaa) in biological fluids like serum and cerebrospinal fluid. The other …

Daily supplement

A RECENT study, led by University of Arizona epidemiologist Larry Clark, says that selenium, a mineral found in seafood and liver, helps reduce the risk of certain forms of cancer. The study done on 1,312 patients revealed that when compared with people who took placebos, patients who took daily doses …

Chief sources of selenium

Source: James E Brody 1997, Selenium: Cinderella Nutrient, in The New York Times, New York Times Co group, New York, February 20

Socially cold

According to Sheldon Cohen, a psychologist from the Carnegie Mellon University in Pittsburgh, US,

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