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 …

Lifting heart s burden

some time back heart attacks were considered a problem of only advanced countries. Not any more. Countries like India are fast catching up with the developed countries. For example, in the United States the most frequent cause of death in men over 35 and women over 65 is cardiovascular disease. …

Righting the target

latest research on anti-inflammation drugs may make it possible to replace the formulation which is the most commonly used today, and is probably also the most damaging: aspirin. Few people know that it can be dangerous. The chronic and indiscriminate use of aspirin can lead to stomach bleeding, kidney failure, …

The magic of tea

Joan Hibberd of Harley Street, London claims that brewed tea can be used to cure cold sores caused due to herpes infection. Tea when applied on to the sores helps fast recovery and the recurrence rate is also low. A very easy way of doing it is to boil the …

Juicy supplement

a number of drugs absorb into the body much more easily if taken along with grapefruit juice. Studies are still going on to determine the real cause of this increased absorptivity, so that drugs can be manufactured or modified for them to be more effective. "Patients who take calcium channel …

Fatless can make sightless

Premature deliveries deprive babies of essential fats that are due to them in their last months in the womb. Called omega-threes, these fats are necessary for a normal development of vision. Eileen Birch and her colleagues at the Retina Foundation of the Southwest in Dallas, Texas, US, inform that all …

Sinus minus

Scientists at the Karolinska Institute in Stockholm, Sweden, have found out the reason behind the sterlity of sinuses, and its advantage. Researchers report that epithelial cells lining these sinuses produce nitric oxide (NO) that is lethal to the bacteria invading the neighbouring nasal cavity. Acting as a vasodilator, NO travels …

Paving the way

The discovery of the cause of a rare hereditary disease that makes sufferers insensitive to pain may lead to the discovery of more effective painkillers. Researchers at the Kumamoto University School of Medicine in Japan examined DNA from four people suffering from CIPA or chronic insensitivity to pain with anhidrosis …

End of innocence

an unhealthy diet, unfavourable genes, excessive smoking and obesity are factors already known to cause heart ailments. There is now an addition to this list. Researchers say that viruses too can play an role in causing heart problems. A member of the herpes virus family, cmv had long been considered …

Bovine benefit

cows are creating news again. They have been instrumental in relieving the pain suffered by six terminally ill patients in Switzerland. When cultured cells from the adrenal glands of cows were implanted into the spines of these patients, they produced a cocktail of natural painkillers. The various painkilling molecules produced …

Ray of hope

a new study of breast cancer patients spread over 35 countries and involving 5,500 women holds out a note of optimism. At the recent European Society of Therapeutic Radiology and Oncology Conference at Vienna, Harry Bartelink, head of the department of radiation oncology, Netherlands Cancer Institute, said that the study …

Lagging behind

a new study conducted on 212 children in Michigan, us , has revealed that exposure to polychlorinated biphenyls ( pcb ), a common pollutant, while in their mothers' womb has led to a modest lowering of their intelligence quotient ( iq ) level. Most of these 11-year-old children in the …

Spongy overtures

a rather innocuous looking sponge could actually pack a lot of arsenal against cancer cells proliferating in human body, researchers have found. A deep water sponge, Discodermia dissoluta , has been discovered by a group of scientists at the Harbor Branch Oceanographic Institution in Florida, us , to contain a …

Growing up with mom

experiments conducted on the fruitfly 15 years ago have done much to advance our understanding of the development of an embryo into an adult. There were two main insights that followed these researches: firstly, that varying levels of protein molecules act as guideposts

Chromosomal close ups

in many species, the sex of an individual is determined by the chromosomal constitution of the cells in that individual. For example, in humans, both males and females have 23 pairs of chromosomes; 22 of these are the same and are called autosomes. In females, the 23rd pair consists of …

Introns: the war of hypotheses

biologists were taken aback by the discovery in 1977 that genes came in bits and pieces. It was found that in practically every higher organism, a dna sequence that constituted a gene was made up of two sub-units: exons (working parts of a gene that encoded a protein) and introns …

The third connection

the evolution of diverse forms of life has always intrigued scientists. The unravelling of the genetic code

M jannaschii : biotech boon

The archaeon M jannaschii was originally isolated in 1983 by John Leigh (then at the University of Illinois; now at the University of Washington) from a sample collected from the hydrothermal vent 2,600 metres below the surface of the Pacific Ocean, approximately 100 miles south of Cabo San Lucas, Mexico. …

Delectable addiction

chocolate could actually be a drug in disguise. Scientists at the Neurosciences Institute in San Diego, a privately supported, non-profit laboratory in the us, report that chocolate contains three chemicals which could mimic the actions of marijuana. This could be the reason behind the well-being expressed by people who have …

Never give up

a team of scientists from the University of Pennsylvania in Philadelphia and the University of Texas Southwestern Medical Centre in Dallas have taken the first, albeit small steps towards making the impossible a reality. Yes, a man may be able to father a child even in his 100th year or …

Unscathed!

some people are born lucky. Take the case of a minute segment of humanity belonging to the white people of European ancestry. New research reveals that a small fraction of this community is genetically free from falling prey to the aidsvirus. Two separate teams of researchers - one led by …

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