Tag: "sophisticated" at biology news

Electronic connectivity isn't all that great, warns computer guru at NJIT talk

"Although sophisticated electronics gadgets are making the world appear smaller, distance should not die," said computer guru Darl Kolb earlier this week at New Jersey Institute of Technology (NJIT). Kolb, a visiting professor from the University of Auckland Business Schoo...

Chickadees' alarm calls carry information about size, threat of predators

...archers report that chickadees use one of the most sophisticated signaling systems discovered among animals. The calls warn other chickadees not only if a predator is moving rapidly, but also transmit information on the degree of threat posed by stationary predators of different sizes. Chris Templeton, a biology ...

Global commitment of Max Planck researchers

...l be effective. The Project Consortium will apply sophisticated molecular and immunological tools to study immune responses against the tubercle bacillus during natural infection in endemic populations in Africa, the impact of progressive HIV-1 infection and its treatment and changes during vaccination with BCG a...

Aerobic exercise helps find genetic regions linked to prediabetes

...ised program of aerobic exercise. Researchers made sophisticated measurements of insulin action and glucose metabolism at the start of the program and then again after it was done. "At the end of the exercise program, the insulin sensitivity of the participants had improved overall--they needed to produce less in...

Salmon survival, cleaner hydropower focus of ORNL research

...ics of the turbine environment. They have tested a sophisticated "6 degree of freedom" sensor fish that they send through the turbine to gather information about water velocities, pressures and levels of turbulence. They expect this work to provide some of the first measurements of the fluid stresses experienced b...

Neurotransmitters signal aggressive cancer, offer potential for early diagnosis

... tumors. Then, the gene-activity data was fed into sophisticated software that supplied the researchers with a prediction about which metabolic reactions were revved up in the tumors and which were slowed down. The last piece of the puzzle was supplied by a highly sensitive instrument, called a mass spectrometer, ...

Technique provides new look on response of diseased canine heart

...ampling a larger population of dogs so that a more sophisticated analysis can be done. "We want to understand the morphology of DCM and the pathways of genes that are crucial in the development and progression of the disease," Oyama said. "We are looking at everything that's going on all at the same time in all of...

Study to determine if air pollution accelerates development of cardiovascular disease

...study," Burke said. In MESA, researchers are using sophisticated imaging devices to detect atherosclerosis before there are symptoms which they call sub-clinical atherosclerosis, including CT scanning to find calcification of coronary arteries and ultrasound measurements of the wall thickness of carotid arteries ...

Naturally occurring asbestos linked to lung cancer

... pancreatic cancer cases, the researchers employed sophisticated geographic information system mapping to pinpoint home or street addresses for every diagnosed individual. A map from the California Department of Conservation, Division of Mines and Geology, served as the reference for ultramafic rock deposits. Fina...

Sensory deprivation affects brain's nerve connections

...ow on the brain through which one can peer using a sophisticated optical technique called two-photon fluorescence microscopy. Dr. Gan looked at dendritic spines, which are thorny nubs found all along the branches of neurons. Spines, which are continuously formed and eliminated, are where synapses are made. S...

Lab bits

...ene sequencing and other molecular techniques, use sophisticated lab equipment, and collaborate with leading scientists in the field. The goal of the MBL's heavy investment in parasitology is to understand these potentially harmful creatures on a genetic level, which could enable scientists to develop drugs or vac...

Ferry-linked water monitoring system becomes new model for United States

...., built the FerryMon equipment, which is the most sophisticated of its kind in the world, the scientists said. That instrumentation sits in a box attached to a water intake line in each ferry's protected sea chest below deck and amidships. Some of the water, needed to cool the ships' air conditioning machinery, i...

Engineers create optoelectronic tweezers to round up cells, microparticles

...instant microfluidic circuits without the need for sophisticated microfabrication techniques." This technique, reported in the July 21 issue of the journal Nature, has an advantage over existing methods of manipulating cells, such as optical tweezers that use focused laser beams to "trap" small molecules. Such tec...

Multi-species genome comparison sheds new light on evolutionary processes, cancer mutations

...n, mouse, rat, cow, pig, dog, cat and horse. Using sophisticated computer software to align and compare the mammals' genetic material, or genomes, the team determined that chromosomes tend to break in the same places as species evolve, resulting in rearrangements of their DNA. Prior to the discovery of these break...

How do you spell recognition? C-O-R-E-C-E-P-T-O-R

...f fluorescence resonance energy transfer (FRET), a sophisticated way of looking at the real-time interactions between molecules in living cells. Gascoigne, Yachi and colleagues also show the importance of endogenous non-stimulatory peptides in the immune response. These are molecules presented simultaneously wit...

Immune system's distress signal tells bacteria when to strike back

... when they detect a threat, they have a remarkably sophisticated defense plan, based, unfortunately, on the notion ...ermeasures, and counter-countermeasures, including sophisticated mutual espionage. The discovery of antibiotics gave human hosts a temporary advantage, "but that s...

Major new UNC-based drinking water study suggests pregnancy fears may be overstated

...sed in the new work make it the most ambitious and sophisticated study ever done on this issue, he said. Savitz, Cary C. Boshamer distinguished professor and chair of epidemiology, and colleagues released a report on the investigation today (July 29). The American Water Works Association Research Foundation, a non...

Study shows big game hunters, not climate change, killed off sloths

...he people who arrived in North America were making sophisticated tools out of stone, bone and ivory, Steadman said. These "big-game hunters" had a traumatic effect on the animals living there, he said. More than three-fourths of the large species of mammals that roamed the North American landscape became extinct w...

Complex gene interactions account for autism risk

...r gene variants and the disease. They also applied sophisticated statistical methods designed to zero in on the effects of particular gene combinations. The researchers found that one of the GABA receptor genes, GABRA4, is involved in the origin of autism. Moreover, they report, GABRA4 appears to increase autism r...

New DOE program funds $20 million for multiscale mathematics research

...t decade have enabled scientists to begin creating sophisticated models with fewer simplifying assumptions. For these new models to succeed, researchers will need a deeper understanding of the mathematics of phenomena at multiple scales and how they interact. The researchers will develop and apply new multiscal...

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(Date:5/23/2013)... By discovering the new mechanism by which estrogen suppresses ... revealed a potential new approach toward treating certain liver ... and colleagues believe they are changing long-held views in ... issue of the journal Science Signaling . , ... years has been that only receptors located in the ...
(Date:5/23/2013)... Some prostate cancer patients unnecessarily undergo surgery or ... differences between slow-growing and aggressive forms of the ... Johns Hopkins Medical Institutes are developing technology that ... opt for relatively mild treatments or take drastic ... Anant Madabhushi, an associate professor of biomedical engineering ...
(Date:5/23/2013)... world are billions of animal and plant specimens from ... all stacked, stored and preserved in jars and collection ... critical to understanding how the Earth,s biodiversity is changing ... if only the information were easily accessible. , A ... of a team from the University of Colorado Boulder, ...
Breaking Biology News(10 mins):UCI study reveals new mechanism for estrogen suppression of liver lipid synthesis 2Using big data to identify prostate cancers and best treatments 2Using big data to identify prostate cancers and best treatments 3CU-Boulder helps tap crowds to digitize museum records of bugs and plants 2CU-Boulder helps tap crowds to digitize museum records of bugs and plants 3CU-Boulder helps tap crowds to digitize museum records of bugs and plants 4
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