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Tag: "animals" at medical news

Male Pheromones Build Brain Cells in Female Mice

...ts of sex pheromones, chemicals in urine that many animals use to recognize and choose their mates, on the brains of female mice. They housed the animals with soiled litter for a week. The researchers observed that mice exposed to urine from dominant ...

Blocking the Y2 Receptors can Prevent Obesity

...ed finding was that when stressed and non-stressed animals ate the same high calorie foods, the stressed animals utilised and stored fat differently. Our findings suggest that we may be able to reverse or preven...

Shambu With Bovine TB Being Prevented from Slaughter

...trol policy, based on testing and the slaughter of animals believed to be infected, in order to protect both human and animal health. It is also supported by all three Welsh assembly opposition parties who have called for the slaughter of a "sacred" bullock. After much deliberation the Welsh Assembly s...

Gene Responsible for Ageing Process Discovered and Calorie Restriction Could Help

...ppears to be critical in extending the lifespan of animals that are subjected to a calorie-restricted diet -when they are slightly starved of high-calorie food but are given all the other nutrients they need. It is well established that calorie-restricted diets lead to longer maximum life spans in practica...

Tainted Pet Food a Health Risk for Human?

... of the contaminated products. Till date only 17 animals have been reported sick. The human risk is less due to the dilution of the contaminated food. By the time of human consumption the contamination has been diluted to an insignificant level....

Vaccine Prevents Prion Disease in Mice

...preads when an animal eats the body parts of other animals contaminated with prions. The disease causes demen...cine that decreases the spread of prion disease in animals also reduces the possibility that the disease could infect humans....

Teenage Girls Conviced for Killing Cabbie

...9. Mrs. Hormozi said that the girls were violent animals that need to be caged. The state opposition has is thinking of re-appeal for a harsher sentence to the girls. On the fateful day the girls had been out drinking and smoking Marijuana at 2 in the morning. They took Mr. Hormozi's taxi in southwest Sy...

Life Expectancy Increased by Eating Less

...ter . In the 1930s it was found that laboratory animals fed a calorie-restricted diet lived longer and had a lower risk of cancer, diabetes and cardiovascular disease, but until now, there has been little evidence to suggest that calorie restriction diets extended human lives. Now researchers, led by An...

Hemangioblasts Aiding Eye Damage Repair

...sels in our body."We've also tested these cells in animals for the first time, and it turns out that they hav...ells also showed remarkable reparative capacity in animals with heart attacks and ischemic (blocked by a blood clot) limbs. The cells reduce the mortality rate...

Afghan Children Fall Victim to a Disfiguring Disease

...sandflies that spread the parasites are carried by animals including dogs and a species of gerbil, a type of rodent, as well as people. The insects often breed on waste land and in rubbish. Although they don't fly well, the insects infest the cracks and crevices in people's homes from where they emerge to...

Treatment of Premature Babies, Opossums Could Help

...he said. This would allow them to better compare animals which recover from the tumours and those that don't. 'That would certainly help us understand the tumour and hopefully come up with a cure in the long term,' Dr Belov said. Similarly, the genome sequence could help tackle chlamydia in koalas, whi...

Research Suggests Mens Sexual Behavior Adapts to Perceived Threats

...Although many people are familiar with the idea of animals competing for mates before sex occurs, through mating displays such as bright feathers or butting antlers, we are finding more evidence that there is also competition after mating occurs, says author Todd K. Shackelford. An alternative way of think...

Health Authorities Fear West Nile Season Again in US

.... Infected mosquitoes transmit the virus to birds, animals and also to humans.A well known entomologist claim...ing/feeding instinct is not triggered by humans or animals which produce these chemicals....

Scientists Develope a New Model of Artificial Canine Skin

... and which represents an alternative to the use of animals in research. The model allows the study of those illnesses which most often affect dogs skin without the need to use animals. To develop this model, cells from the epidermis (keratocytes) and the dermis (fibroblasts) from samples of healthy dogs we...

New Cancer Therapy That can Be Less Painful

...cel." In tests, the technique reduced tumours in animals without side effects - and by using only a very small amount of drug. The mini-cells - about one-fifth the size of a normal cell -were created from bacteria cells stripped of their reproductive powers. They were then loaded with cancer drugs, and...

Blocking Enzyme Can Treat Breast Cancer

...s to develop compounds to block its action. The animals were treated for just two weeks, but the beneficial effects were seen for two months. Tremblay said: "This study is very exciting for cancer patients. However, it won't cure cancer alone. It's another tool to tackle cancers....

Very Soon You can Eat to Your Hearts Content

... if the ACAT2 enzyme isnt present. Our research in animals tells us that ACAT2 is a potential treatment target to protect people against heart disease," he added. As a part of the study groups of female mice with and without the ACAT2 gene were fed six different diets enriched with one of these types of fa...

Extinction Risk of Grazing Animals Depends on Reproductive Speed

...led how reproductive speed prevents large grazing animals such as deer and antelope, that are regularly hunt...d changing its habitat, and hunting the indigenous animals as they go. Three areas of the world - West Africa, Indonesia and Malaysia, and South America - a...

Study Finds That Fruit Flies also Have Free Wills

...o be input-output devices. When scientists observe animals responding differently even to the same external s...te a mechanism which might be common to many other animals and could form the biological foundation for what we experience as free will," Sugihara said. "Our...

Study Implicates Protein as a Trigger of Advanced Prostate Cancer Recurrence

...ved mice that were unable to produce androgen. The animals were implanted with human prostate tumor cells containing an activated form of Ack1. "We found that when prostate tumor cells express activated Ack1, cancer grew aggressively in these mice," Mahajan said. "This mimics what happens in patients undergo...

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