Tag: "believes" at biology news

Gene therapy frees two children from sterile 'bubbles,' Science authors report

... produced the correct antibodies for each. Fischer believes that the key to the therapy's success lies "not in the technique, but in the disease itself." In the SCID X1 cases, cells with the normal gene seem to enjoy a significant selective advantage, multiplying rapidly until their numbers overwhelm their mu...

Biological legacies a key of ecological rebirth after Mount St. Helens eruption

..." and reflect a change in management that Hinckley believes was triggered by what scientists learned following the eruption of Mount St. Helens in 1980 and the Yellowstone wildfires of 1988. Another example of how disturbances aren't uniform comes from the live trees outside the blast zone, visited by Hinckl...

Increasing carbon dioxide threatens coral reefs

...tes for the coral and coralline algae. Langdon believes the results of his research have some important implications. Coral reefs are natural breakwaters protecting tropical islands and other coastal areas from beach erosion. "While some terrestrial ecosystems may actually benefit from elevated carbon dio...

Alcohol and thiamine deficiency together: a dangerous combination?

...cing magnesium deficiencies." Conversely, Langlais believes that we nonetheless need to "re-examine the issue of fortifying alcoholic beverages and perhaps other foods. We also need to seriously think about educating alcoholics with respect to their diet and nutrition." Gauvin had one final caution. "This s...

Gene responsible for aging found in yeast

...process called genomic silencing that Dr. Guarente believes helps slow the aging process. However, it requires help of another compound, the level of which is determined by metabolic rate, to do this. "Our findings thus provide a model for aging that is universal and explains how calorie restriction extends ...

How stress maintains population levels

...0 million. The disease has now stabilized; Dhondt believes that in New England, for example, only about 1 in 20 birds are infected. Mycoplasmal conjunctivitis is caused by a previously unknown strain of mycoplasmal gallisepticum, a bacterium that typically leads to respiratory infections in domestic poult...

Targeted genetics presents promising data from cystic fibrosis clinical trial

... proprietary, efficient production methods that it believes can be scaled-up to supply large clinical trials and commercial needs in a cost-effective manner, meeting GMP requirements. The Company has treated nearly 60 patients with AAV vectors manufactured in this manner, and they appear to be well-tolerated...

Fragmented Forest, Fragmented Food

...er invertebrates than large fragments, but Zanette believes that the small fragments have different microclimates. Edges of the forest tend to have drier soil and leaf litter and insects prone to desiccation may be excluded from these areas, she says. "In addition to understanding whether food supply varies ...

Computer model to predict toxic algal outbreaks

...model on his computer based at the University. He believes a fine-tuned, fully workable model that can be use...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 i...

Brain contains cocaine-like chemical

...it." Given the observed behavioral changes, Kuhar believes CART peptide could somehow influence the psychostimulant effects of cocaine and methamphetamine. Its ability to spur conditioned place preference further suggests a role for the neurotransmitter in the drug addiction process. Previous studies have id...

Ancient mediterranean port city may have been holy land way station

...and Roman inscriptions found on Aperlae tombs. He believes the earliest settlers may have been war veterans from Macedonia, and that Aperlae headed a union of four regional cities intent on maintaining their independence in the first and second centuries, said Hohlfelder. Two other Aperlae expedition members...

Cincinnati researchers document environmental problems caused by tourist trade in Crete

... the wetland has changed so much in one year, Wray believes its current condition is critical and demands immediate intervention. In addition to the marsh grasses and other flora typical of wetlands, this biotope or ecologically sensistive area, located on the northwest corner of the Municipality of Hersonis...

Honey as healer

...ococci diminished to a harmless level. Dr. Molan believes that if honey were used from the start in cases of meningococcal septicemia, there would be far less tissue damage resulting. "The remarkable ability of honey to reduce inflammation and mop up free radicals should halt the progress of the skin damag...

Biologists find Peruvian plants inhibit growth of TB bacterium

... a wide range of these defensive compounds. Lewis believes he found such a high anti-TB reactivity across the broad range of plants because the plants have shared sensitivities that "allow secondary metabolites to inhibit the growth of M. tuberculosis at these unexpectedly high frequencies," he says. The amo...

Study on chromosome ends may aid cancer research

... telomere lengthening progressed unchecked. Zakian believes that Pif1p may work by unzipping a temporary bond that forms between telomerase and the chromosome as telomeres are synthesized. The experiments were done in baker's yeast cells, but Zakian said that telomere regulation has been so important througho...

Northwestern researchers map gene mutation that makes mice deaf and causes them to dance

...n the hair cells of the vestibular system. Bartles believes that in these mice, the mutated espin gene causes vestibular hair cells to send false signals to the brain, in effect telling the animal it is falling or circling in one direction (for example, to the left), when it really isnt. To compensate, the br...

Cows and conservation: a round-up of speakers to discuss new ideas on ranching

...Make a Dollar and Remain Ecologically Sound." Lee believes that ranchers are caretakers of our greatest natural resource, the rangelands. As a part of his own stewardship efforts, he uses innovative watering systems, pasture rotation programs, and monitoring. Lee stresses the importance of ranchers working ...

Running out of reptiles

...w a population to decline without notice. Gibbons believes the best course for conservation initiatives is to "assume the worst" for all herpetofauna while gathering more data. "The disappearance of reptiles from the natural world is genuine and should be a matter of concern," according to Gibbons. "Current...

Soybean pest native to China detected in U.S. for first time

...is carrying viruses that affect soybeans." Wedberg believes the study also will give the team a better idea of the damage associated with aphid feeding....

Deadly for bacteria, great for consumers

...ctrolytic process produces very acidic water. Hung believes the water's low pH (acidity) and potential for oxi...nit costs between $3,000 and $5,000, says Hung. He believes the food industry will be first to use electrolyzed water and then, as equipment costs come down, co...

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