Advances in animal medicine increase quality of life for older pets
...yards. Owners formerly attributed declining mental capacity to old age and presumed that nothing could be done to slow the ravages of time. "Senility and dementia are common in older dogs and cats," Fortney said, "and some newer medications have been developed that can help. Many dogs benefit from a drug call...Alcohol and the human fetal brain
... impacting postnatal mental function, behavior and capacity to control muscular movements." This study focused on three enzymes known to be responsible for converting alcohol to AcHO: alcohol dehydrogenase, cytochrome P4502E1, and catalase/peroxidase. Prior to the study, researchers believed that there was l...... clear that scientists are improving the technical capacity to manipulate genetic material for transmission to future generations. The panel looked at both the potential benefits of human inheritable gene modification (IGM) and the significant concerns about it. Recently, researchers announced credible su......different way on different parts of the globe. The capacity of CO2 to trap heat increases with temperature, so it's more effective near the equator. The Sun, on the other hand, shines more in the northern hemisphere in June, more in the southern hemisphere in December. Surely, thought Caldeira, these very dif...Defense Department awards Stanford nearly $5.3 million for a 'revolutionary' biosciences project
...in their respective fields and have demonstrated a capacity for collaborative research," he adds. McAdams exemplifies the interdisciplinary nature of the DARPA project. A physicist by training, McAdams worked in the high-tech industry before switching to the field of genetics. He is currently a senior scienti...Weight training may improve strength, health of older men
...d improvements in the seniors'muscle tone, aerobic capacity and cholesterol profile. These are some of the latest findings from a decades-long examination ofthe impact of exercise on the health of men and women of all ages. Whenresearchers compared the strength gains of the elderly participants in thisstudy...Prions may play crucial role in evolution.
...s cells to occupy a new niche without losing their capacity to occupy the old." The researchers exposed seven distinct genetic strains of yeast in their prion and non-prion states to 150 different growth conditions. The prion-positive state had a substantial effect on the growth of the yeast in nearly half ...Tailoring mitochondria to the cell's needs
...rexpressing PGC-1in cardiac cells increases cells' capacity to carry out fatty acid oxidation and coupled OxPhos. Because this transgene activates a different set of genes and functions in BAT, the authors suggest that pairing of PGC-1with PPARa specifies the expression of cardiac mitochondrial components. ...Vapor-recovery system captures and recycles air pollutants
...carbon-fiber cloth has nearly twice the adsorption capacity of activated-carbon granules at low concentrations and has a woven structure that allows the adsorbent to be pliable and electrically conductive for electrothermal desorption. Electricity flows through the carbon cloth causing heating, while allowin...Helping energy conservation projects survive the budget axe
...e electric utility needs to have excess generating capacity to meet daily spikes in usage," says Fossum. "And the everyday electricity consumption cost doesn't cover that capacity." Utilities meter businesses and record their maximum spike, which determines the demand cost. The higher the spike, the higher...How streptococci go for the throat
...ed using an antisense RNA, streptococci lose their capacity to colonize the throat. This interaction can also be blocked in vivo by treating mice with exogenous hyaluronic acid or with antibodies to CD44, suggesting therapies that might treat a common source of misery and possibly other, life-threatening fo...Estrogen therapy may help prevent memory decline in elderly women
...opause Clinic at the Royal Victoria Hospital," our capacity to learn - to code new information, to consolidate... estrogen maintains verbal memory and enhances the capacity for new learning in postmenopausal women. Later, she showed that estrogen replacement therapy had th...Defining a niche that regulates stem cells
...kes for a more longer-lasting stem cell production capacity in case every so often one of the stem cells, in effect, makes a mistake and both daughters differentiate." Xie and Spradling also sought to learn which of the surrounding niche cells is the most important source of regulatory signals. They reasone...Scientists discuss ecological forecasting
...ra to address this need. Increasing computing capacity together with broad-scale studies of ecosystem effects will soon make it possible to predict, validate and test many aspects of environmental change, according to the meeting chair, James S. Clark from Duke Universitys Department of Biology. Acc......y a start. The new algorithm's inherent clustering capacity makes it invaluable for use in data-heavy scientific and industrial applications. It may be used to analyze financial information and MRI data in brain research, or to perform "data mining," the process by which specific details are culled from the w...Low frequency EMF damages mice ovarian follicles
...pair female reproductive potential by reducing the capacity of follicles to reach the developmental stage that is an essential prerequisite for successful reproduction." People are exposed to ELF-EMF daily in the home or at work through power lines and the use of appliances such as refrigerators, washing ......her BMI, exercised more and had a greater physical capacity for performing everyday activities. The two groups did not differ in cardiac risk factors such as blood pressure, blood sugar or waist-to-hip ratio, or in menopausal status, use of hormone replacement therapy, or prevalence of diabetes or coronary a...Carolina scientists the first to identify and purify liver stem cells
...lls have long been renowned for their regenerative capacity in vivo, but in culture they were found to go thro...the net effect being a decline in the regenerative capacity of the liver. In addition, according to Reid, whole livers used for organ transplantation are exquis...Laser surgery halts chest pain over the long-term; scientists also looking into non-surgical TMR
...ased blood flow to the heart and improved exercise capacity at six months," he says. Horvath says one major advantage of surgical TMR compared to PTMR is that the heart is exposed, allowing the laser to create channels through the full thickness of the heart rather than just the inner surface of the heart mu...Scientists reveal details of brain cell communication: implications for learning & memory
...complexity, efficiency, and information processing capacity of the human brain. Underlying the brain's far superior design are the billion-million or so connections between brain cellscalled synapsesthat form vast neural networks in which brain cells, or neurons, are each connected to thousands of other neuro...