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Tag: "significant" at biology news

Smoking ban dramatically reduces air pollution in Irish pubs

...n addition, the non-smoking employees demonstrated significant improvements in cough and phlegm production. Moreo...jects "unfortunate, although unavoidable." "The significant improvement in the health of the nonsmoking bar workers is very welcome, but the findings of the stu...

Study to explore using magnets to correct 'sunken chest'

...mplications can occur because the struts are under significant pressure, and the painful recovery can take months. "The problem with present techniques is that they attempt to reshape the chest wall in one big operation," Harrison said. "A better idea is to apply a little force over a longer time, like the or...

UCSF brain tumor vaccine trial shows promising results

...right patient population, the vaccine could have a significant impact.? ...

What's in the water? Estrogenic activity documented in fish caught in Pittsburgh's rivers

... in the local water and fish. "These findings have significant public health implications, since we drink water from the rivers where the fish were caught. Additionally, the consumption of river-caught fish, especially by semi-subsistence anglers, may increase the risk for endocrine-mediated health endpoints lik...

Cancer vaccines -- Taking a jab at cancer by stimulating the immune system

.... Their findings also show that the vaccine offers significant cross-protection for HPV types 45 and 31. The ... They also found that the vaccination offered significant protection against genetically similar viruses. They determined the vaccine to be 88 percent effecti...

World's largest flower evolved from family of much tinier blooms

...massive increase in flower size is one of the most significant among living organisms, and could never have been deduced by conventional methods." Found growing on the jungle floor in parts of southeastern Asia, rafflesia is unusual in more than just its flower's size. A parasite, it derives its nutrients from...

Researchers from the UGR use a bacterium to obtain biopreservatives from food

...erm use as food biopreservative. This represents a significant advance, given that biopreservation is an innovative method in food-preservation systems based on the use of microorganisms or their metabolic products to inhibit or destroy undesirable microorganisms. Marina Sánchez Hidalgo, member of the researc...

Researchers urge monitoring of bone health during chemotherapy

...e and Barnes-Jewish Hospital. "G-CSF seems to have significant benefits for some cancer patients." Although G-CSF had a strong effect on bone metastasis in the experimental mice, early clinical trials in humans using G-CSF with chemotherapy have so far shown no adverse effects on survival and no increase in b...

Hofmeyr skull supports the 'Out of Africa' theory

...#62;TM s braincase. At this age, the skull fills a significant void in the human fossil record of sub-Saharan Afr... non-African groups, such as the Neandertals, made significant contributions to the genomes of modern humans in Eurasia. Until now, the lack of human fossils of ap...

Study identifies risk factors for spread of respiratory infections in hospitals

... SARS, and the use of oxygen therapy were the most significant risk factors associated with the spread of SARS in 26 hospitals in Guangzhou and Hong Kong. These findings have implications for controlling other respiratory disease threats, including pandemic influenza, according to senior author Joseph Sung, ...

White blood cells in lung produce histamine seen in allergies

...how that lung neutrophils can produce histamine in significant quantities, according to principal investigator George Caughey, MD, chief of pulmonary/critical care medicine at the San Francisco VA Medical Center. "Previously it was thought that the primary sources of lung histamine, in health as well as diseas...

Genes and biomarkers that allow doctors to choose the right therapy for the right patient

... predictive of toxicity and efficacy could lead to significant improvement in both the quality of treatment and outcomes." Cetuximab, an antibody that attacks the ability of cells to respond to the epidermal growth factor, has been previously shown to be effective in treating metastatic colorectal cancer. ...

Illuminating the dark side of plants

Plant poisoning is a significant problem around the world. In the United States, exposures to plant toxins account for approximately ten percent of the annual calls to the nation's Poison Control Centers. Responding to the need for a useful guide to the harmful potential of plants,...

The desert is dying

...esource for desert people and their flocks, are in significant decline in the hyper-arid Eastern Desert of Egypt. In places more than 50% of the mature trees have disappeared between 1965 and 2003, while almost no new trees have been recruited. Despite extreme aridity the main cause of tree mortality seems not ...

Erectile dysfunction in diabetes is due to selective defect in the brain

...he PVN. Restoring this synthetic enzyme may have a significant therapeutic value for diabetic patients with ED. ...

Researchers find hepatitis A and hepatitis C attack same protein to block immune defenses

... A cases in the United States, Lemon said, "It’s a significant risk for many people traveling overseas, because they fail to receive the vaccine." Hepatitis A has also been the cause of large food-borne outbreaks in the U.S. in recent years, including one in Pennsylvania that caused three deaths in otherwise hea...

40,000-year-old skull shows both modern human and Neandertal traits

...il, genetic and archaeological evidence indicating significant levels of biological and cultural interaction betw...parent that the Oase 2 cranium indicates there was significant modern human morphological evolution since the early Upper Paleolithic, the researchers conclude. O...

Mystery of fossilized trees is solved

...ain for the bugs living below. "This was also a significant moment in the history of the planet. The rise of the forests removed a lot of Carbon Dioxide from the atmosphere. This caused temperatures to drop and the planet became very similar to its present-day condition." Dr Berry worked with colleagues fr...

Cheaper, better disease treatments expected from faster approach to developing antibodies

... other advantages. "Our approach can provide a significant time savings," said Georgiou, "and it enables antibodies to be isolated to treat human diseases that may not be possible to obtain otherwise." The results were published online Sunday, April 15, in Nature Biotechnology. Bacteria are easy to gr...

Producing medicines in plant seeds

...infection with the Hepatitis A virus. This is a significant step forward in making protein production in plants a real alternative to current production methods....

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