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Tag: "poor" at biology news

Poor prenatal nutrition permanently damages function of insulin-producing cells in the pancreas

...fe. In studies of mice, the researchers found that poor prenatal nutrition impairs the pancreas's ability ...ent problem in the United States," she added. "But poor nutrition of a developing baby can occur in many ways other than inadequate nutrition of the mother....

Recent breakthroughs in common adult leukemia highlighted in New England Journal of Medicine

...ow identified, patients with features that portend poor outcomes may soon be treated earlier and more effectively," said Dr. Chiorazzi. "Once these new prognostic markers are clinically available to doctors, and after large-scale trials testing early intervention are completed, the 'watchful waiting' pra...

Researchers Uncover Key Step In Manufacture of Memory Protein

...se they cannot make mBDNF, CPE-deficient mice have poor long-term memory. Dr. Loh added that, in the near future, an understanding of the chemical mechanism she and her colleagues deciphered in the current study may provide insight into long-term memory deficits. She explained that other researchers have...

Ecological destruction fuels emerging diseases

...only just begun. The researchers still have a very poor to non-existent understanding of the roles these thousands of parasites play in different diseases, something that will require a detailed understanding of their often complex multi-host life cycles. "It's very difficult to link these things up," he...

Yale Scientists Find MicroRNA Regulates Ras Cancer Gene

... an accelerated Ras." Lung cancer currently has a poor prognosis with less than 15 percent of patients surviving five years. The lungs, however, are relatively accessible for inhalation of potential gene therapy agents. "While this is not likely to cure the cancer," said Slack, "after diagnosis, gene the...

Study: Soap And Water Work Best In Ridding Hands Of Disease Viruses

...s, alcohol-based agents had variable and sometimes poor effects, becoming less effective after multiple washes, Sickbert-Bennett said. For removing viruses from the hands, physical removal with soap and water was most effective since some viruses are hardy and relatively resistant to disinfection. A repo...

Amino acids in nectar enhance butterfly fecundity: A long awaited link

...raised map butterfly caterpillars on both nitrogen poor and nitrogen rich stinging nettle. After the butte...acids. Butterflies raised under natural, nitrogen poor larval food conditions laid more eggs when fed nectar containing amino acids. These results provide ...

NYC's First Rapid HIV Drug-resistant AIDS Case Prompts Call to Step Up HIV Prevention

...elves at risk-including undiagnosed depression and poor access to mental health services -- if we are to truly break the chain of infection through effective prevention, testing and treatment efforts." ...

Examination of internal 'wiring' of yeast, worm, and fly reveals conserved circuits

...ese three organisms we actually have selective and poor vision," said Ideker. "Nevertheless, when we found protein interactions and communication pathways conserved across all three species we were more confident that we are seeing something real." Biologists have known for many years that in even distan...

Genrate: a generative model that finds and scores new genes and exons in genomic microarray data

... application of the EM learning algorithm produces poor results. We describe a novel way of parameterizing the model using examples from the data set, so that good solutions are found using an efficient algorithm. We apply GenRate to a subset of mouse genome-wide expression data that we have created, and ...

Artifical cornea lets woman blind 20 years see

...e cost of the procedure. "The healthcare system in poor countries cannot afford such devices right now, but in a few decades that situation may be different," he said. It isn't the cost of the device itself that is the problem, according to Dohlman. Rather, it is the prohibitive cost of the frequent post...

Genetically modified rice in China benefits farmers' health, study finds

...with households cultivating non-GM rice, small and poor farm households benefit from adopting GM rice by both higher crop yields and reduced use of pesticides, which also contributes to the improved health of farmers." China began doing research on genetically modified agricultural crops in the 1980s. Al...

Gene Signatures Predict Interferon Response For Multiple Sclerosis Patients

... well as genes that were associated with a good or poor response. Some of these genes were also the best p... approach can predict the probability of a good or poor clinical response with up to 86% accuracy. Baranzini et al. offer hypotheses to explain how the obse...

A human parasite with a streamlined mitochondrion

...ysentery--live in environments that are too oxygen poor to support this process. Nevertheless, Entamoeba still contains a somewhat mysterious organelle, called a mitosome, that is evolutionarily derived from mitochondria. As reported by researchers this week, the mitosome can represent a surprisingly pare...

Marburg haemorrhagic fever in Angola update

...ble to collect the body for safe burial because of poor road conditions. Fortunately, spread of the disease beyond Uige Province, located in the interior of the country, has been limited. Of the 266 cases and 244 deaths, 197 cases and 183 deaths occurred in Uige municipality. Other municipalities in Uige...

Scientists identify molecule that regulates well-known tumor suppressor

...lung cancer patients, and DJ-1 was associated with poor prognosis. "Our results demonstrate that DJ-1 negatively regulates PTEN function, and that this cell survival control mechanism is conserved among various tissues and species. Taken together, our data suggest that overexpression of DJ-1 can modulate...

Shift of weather patterns necessitates rethinking of reforestation methods

... two, three or even four years in a row because of poor seedling survival." Second-year data from an ongoing comparison of planting methods show that survival rates could be significantly increased by using containerized seedlings and planting in the fall instead of the winter or early spring. In 2000, ...

Anammox bacteria produce nitrogen gas in oceans' snackbar

...a for the first time a few years ago in the oxygen poor Black Sea and now also in the open ocean. This dis...cteria are present in the Atlantic ocean in oxygen poor waters at ~100 m depth. The number and activity of anammox bacteria present at this depth is suffici...

Turning viruses into allies against cancer

...fering treatment approaches, its prognosis remains poor with a median survival of about 10 months following diagnosis. For this reason, scientists are anxious to find novel methods that could improve short- and long-term survival from this disease. "The attenuated vaccine strain of measles virus is an on...

Friendly bacteria in humans may protect against HIV

...e beneficiary populations are infants and women in poor countries," says Tao. He is currently seeking sponsorship from charities or philanthropists to develop this technology. ...

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