Novel antiviral drug concept targets number of human viruses
...ot for many other essential functions, they simply stop dividing in the presence of the drugs. But HSV depends absolutely on cdks for at least three steps in its life cycle, as is likely the case for other viruses, making it vulnerable to cdk inhibitors in multiple ways. Additionally, the focused relian...Cloning reverses aging in cow cells, a milestone in medical research
... divides. When the aging clock runs out, the cells stop dividing. Medical science has long sought to discover a "Fountain of Youth" that could potentially turn back the aging clock to return old cells to their earliest stages of development. If accomplished, this will have tremendous implications for rege...Mighty things from small beginnings
...rin, it may take around three minutes for blood to stop oozing out. After taking aspirin, your bleeding time might go up to nine or 10 minutes." The important factor, she noted, was that aspirin, alcohol, and other drugs all have a dose-dependent effect, a dose response. Any positive consequences of al...Advanced cell technology reports reversal
... out the aging clock until the cells in our bodies stop dividing. This cellular aging phenomenon is known as the "Hayflick Limit." "This study represents a milestone in our efforts to understand how mammalian longevity is determined," said Leonard Hayflick, Ph.D., Professor at the University of Californi...Cat allergy sufferers find relief in asthma drug
...ldren, Hopkins researchers tested its potential to stop allergic reactions to cats. The researchers enlisted 18 individuals with cat allergies and randomly assigned them to receive one week each of zafirlukast or placebo. Subjects volunteered to endure a one-hour stay in a specially designed "cat chall...Chlordane found in foods decades after pesticide use
... to dilute the amount of chlordane in the soil can stop the uptake, Mattina said. "The main recommendation is to wash the foods you are going to eat, and not to plant near a house foundation that could have been treated with chlordane," she said. "If you take these precautions, you shouldn't have any caus...Give it a thought -- and make it so
...ts on and off and bringing a mock-up of a car to a stop by thought alone. Though all this is currently taking place only in virtual reality, the team is confident that the technology will make the jump to the "real world" and should soon enable people to look around a real apartment and take control in a ...... the probability that they will signal the cell to stop dividing gradually increases. As a result, after many cycles of cell division have occurred, all cells in a population have died. While the telomerase enzyme has the ability to replenish the telomeres on the ends of chromosomes, it is inactive in ......'s young had to compete -- and the mother tried to stop them....Clinical trial will test controlled 'drug holidays' to counter HIV
...ery seen in patients under treatment, a controlled stop and start strategy might coax the immune system to develop an increasing capacity to control HIV infection after each treatment interruption cycle. The hope is that, after a limited number of such cycles, a state of balance between the immune system ......disease progression. One would like to be able to stop the process at a point where most brain cells and functions remain intact, so that patients can continue to enjoy normal lives." "In a matter of months we accomplished what would have taken years using previous technology, says Olson. "Technology...Genomics project aims to create a "virtual plant"
... off the mother plant. And we'd like to be able to stop the process at any phase in the plant's life-cycle and see which proteins are expressed and how they interact." Chory noted, however, that the goal of building a virtual plant would require major scientific advances in understanding Arabidopsis . ...Stanford study supports novel rainforest protection plan
...receive carbon credits for financing projects that stop deforestation in Africa, Asia and Latin America. "That would really be exciting," says John-O Niles, staff scientist with the Center for Conservation Biology and co-author of the June 9 Science report. "Designed carefully, it's potentially a po...Computer model to predict toxic algal outbreaks
... But the applications of the computer model don't stop there. Mr Bowden believes the model could be used throughout the world to predict problems of water quality. "All you need is the right data for a particular water supply and you can apply the same modelling processes. "Wherever water quality is...Scientists issue telomerase caution
...shorten with each cell division. Eventually, cells stop dividing when they sense that their telomeres are ...-undergo 50 to 60 population doublings before they stop growing or "senesce." To determine whether permanent telomerase expression was necessary to enable H...Breast is still best, though breast-fed infants may show initial slower weight gain
...e advised mistakenly to supplement with formula or stop breast-feeding to encourage infant weight gain, the World Health Organization has proposed developing new international infant growth references using breast-fed infants as the norm. In examining the demographics and maternal factors of the study, th...Lactose intolerant girls can have their milk and drink it, too
...ium from dairy products. If we stop drinking milk, it is difficult to get enough calcium." Lactose maldigestion means a reduction in the activity of lactase, an enzyme in the small intestine that breaks down lactose. Lactose ...Canadian scientists find potent antifreeze protein that equips insects to brave winter
...ish proteins bind irreversibly to ice crystals and stop them from growing. A secondary benefit of the research may be a powerful weapon in the fight against the spruce budworm, the scourge of the boreal forests of eastern Canada, and the mealworm beetle, commonly found where grains and animal feeds are ......ee somehow constantly inactivate this receptor and stop it from transmitting information to the cell. All these mutations disrupt this receptor. It is possible that that disallows or in some way causes a dysfunctional complex to form. It still forms, but it doesn't transmit a signal because it has one bad...