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Tag: "confirmation" at biology news

Physicist cracks women's random but always lucky choice of X chromosome

...X chromosome XIST genes in a manner giving further confirmation to Dr Nicodemi’s research. So the randomness is explained but what about researchers’ other concerns" Dr Nicodemi believes the randomness actually does give an evolutionary advantage. The mechanism means equal numbers of both the maternal and paterna...

Scientists identify prion's infectious secret

...Tessier identified as recognition elements?further confirmation that these regions are key to prion activity. Tessier and his colleagues plan to further investigate this process in mammalian prions, such as those responsible for mad cow and Cruetzfeldt-Jakob diseases, as well as in other non-prion proteins t...

Cornell lab confirms deadly fish virus spreading to new species

...bout 25 miles south of Green Bay on Lake Michigan; confirmation is pending. And millions of dead freshwater drum formed windrows of carcasses along the beaches of Lake Erie in 2006, all victims of VHSV. Other species from the Great Lakes Basin area that have tested positive by Cornell include bluegill, rock bas...

Volcanic eruptions, ancient global warming linked

A team of scientists announced today confirmation of a link between massive volcanic eruptions along the east coast of Greenland and in the western British Isles about 55 million years ago and a period of global warming that raised sea surface temperatures by five degrees (Celsius) in the tropics an...

CSIRO imagery shows Outer Great Barrier Reef at risk from river plumes

...eased by the CSIRO shows for the first time visual confirmation of the theory that sediment plumes travel to the outer reef, and beyond. The remotely sensed images, taken from February 9 to 13 this year, challenge conventional thought that sediment travelling from our river systems into the GBR is captured by ...

Underweight women at greater risk of miscarriage

...nceived within three months. The authors found confirmation for the widely-held belief that morning sickness is an indicator that the pregnancy is progressing well. Women who suffered from nausea and sickness in the first twelve weeks of pregnancy were almost 70% less likely to miscarry, and the more severe t...

Bad blood between boys and girls

...se and effect. They conclude that "an independent confirmation of this tentative conclusion by a manipulative experiment (by experimental infection of animals) is necessary." ...

High HPV concentrations combined with smoking significantly raise risks of cervical cancer

...hanisms are contributory factors. In any event, confirmation of an interaction between cigarette smoking and HPV in cervical cancer development is of vital importance to public health, considering the widespread exposure to the virus and cigarette smoking in young women at risk for the disease, he said. Cerv...

Flu shot effective against drifted influenza, nasal spray vaccine less so

...tive. Both outcomes were determined by laboratory confirmation of flu infection, a University of Michigan study found. Earlier studies had suggested that the nasal spray, sold by MedImmune as FluMist, might offer better protection against drifted viruses that had genetically changed between vaccine formulation...

Study: Living coral reefs provide better protection from tsunami waves

...reefs. The finding provides the first quantitative confirmation of a widely held theory regarding the value of living coral reefs as a defense against tsunami waves, which are often generated by powerful undersea earthquakes. Princeton professor Michael Oppenheimer said his team's work will give scientists the...

New data from NIH lab confirms protocol to reverse type 1 diabetes in mice

...lished as a technical comment, provides additional confirmation of the ability to reverse type 1 diabetes and on the role of the spleen cells in islet regeneration. "This data from the NIH and the earlier studies have added significantly to the understanding of how diabetes may be reversed," says Denise Faustma...

Fish virus in Northeast spreading to other fish species

...ble, the new technique will cut the turnaround for confirmation to three to five days. Groocock said the high number of dead fish reported recently may be due to the increased presence of vacationers on the lakes in summer, as well as the increased awareness since reports of mortalities earlier in the season. Al...

First study to show how immune cells 'speak' to each other in vivo

... interfere selectively with synapse formation, the confirmation of these cellular structures increases the understanding of the immune system and paves the way for further research on the body's immune response system. New knowledge in this area may ultimately improve treatment for immune disorders such as MS, c...

Predicting successful outcomes in living-donor liver transplants

...isions are based upon any of these tests, however, confirmation of the findings in larger patient populations in prospective studies are needed." ...

Alzheimer's found to be mostly genetic

...gnostic evaluations by a doctor and nurse. Autopsy confirmation of diagnoses is being collected. The research for this study was supported by grants from the National Institute on Aging and the Alzheimer's Association. The other USC researcher on the study was co-principal investigator Nancy Pedersen, a researc...

Absence of critical protein linked to infertility

... in hopes that one will attach. In future studies, confirmation of C/EBPb as a marker that correctly indicates uterine readiness for implantation in the human is likely to alleviate these shortcomings." Other co-authors of the paper were doctoral student Srinivasa Raju Mantena, postdoctoral researchers Athilaksh...

'Executive' monkeys influenced by other executives, not subordinates

...her monkeys. The discovery represents more than a confirmation of what most people believe about their bosses, said the researchers. The findings reveal that gaze-following is more than a reflex action; that it also involves lightning-fast social perception. Such a discovery in monkeys gives the researchers an ...

Rochester scientists develop fast-working biosensor

... of the chip captures the changes for analysis and confirmation of detection. Traditional methods of detection of bacteria can take days. "This takes as much time as it takes for a snapshot," Miller said. The scientists currently are defining the sensitivity levels of the technology, previously called reflectiv...

Some good news for the world's poor

...al Agricultural Economics, the research is robust confirmation of the very positive impact of rice research on poverty alleviation. "This research is important because it provides solid, additional evidence that should give all poor rice farmers hope because we know now that by providing them with new technologi...

Harnessing genomic research

...RSA infection and bacterial meningitis, where fast confirmation is critical, or for potentially catastrophic but widespread and non-symptomatic infections such as that caused by Chlamydia. Vaccine against salmonella?/B> A team investigating the microbial genes important for the survival and growth of the sa...

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