Studying substitute animals will not save endangered species
...e related. But the UC Davis authors say population disturbances affect common and rare species in different ways. "After all, target species are the ones that are doing poorly, whereas [others] continue to persist or even thrive despite human disturbance," they write. The authors list three criteria that must be ...Univ. of Chicago scientists find potential cause of breathing problems in Rett Syndrome children
...ental and autonomic systems, including the obvious disturbances in the breathing behavior itself. According to Ramirez, it is not known how the mutation on the MECP2 gene, which was linked to RS in 1999, leads to the disturbance of the norepinephrine. "This is obviously one of the next issues that needs to be add...Increasing norepinephrine stabilizes breathing patterns in a mouse model of Rett Syndrome
... of the Journal of Neuroscience that the breathing disturbances in a mouse model of Rett Syndrome originate, at le...nd two months of age, the mice displayed breathing disturbances that worsened until fatal respiratory arrest at about two months of age. The breathing disturbances ...Sleep researchers from five European countries will study the mechanism of sleep regulation
...ss, as well as the relation of sleep disorders and disturbances in the mental health. Through the NPHI the project has access to the results of a large epidemiological study, Health 2000, covering about 9000 people in Finland. "The possibility to analyze the psychiatric aspects from this large material gives us ...Penguins okay with human visitors for now
...a shows that quantifying the consequences of human disturbances on wildlife is rarely simple and straightforward." Magellanic Penguins nest in coastal colonies along the southern Atlantic and Pacific oceans of South America. The penguins in the study live in the largest and most visited colony of Magellanic Peng......deo, he and colleagues have shown that even slight disturbances to the deep seafloor from fishing activities can lead to a loss of biodiversity, for instance in a trawl's path, suggesting that widespread deep trawling can have major impacts on deep-sea life. Though trawling on the Mid-Atlantic ridge is currently...Satellite instrument helps tackle mysteries of ozone-eating clouds
...udden NAT formation of PSCs in 2003 by temperature disturbances in waves over the Antarctic Peninsula and the Ellsworth Mountains, suggesting a more significant role for mountain waves in the formation of Antarctic's PSCs than previously thought. According to Hpfner, the presence of PSCs could intensify in the f...Diabetes and cancer: Alpha connection
... in cancer cells may not have the severe metabolic disturbances first expected." For Dr. Dominic Withers from the UCL Centre for Diabetes & Endocrinology, a senior co-author on the study, this work adds another important part to solving the puzzle of how insulin works. "In order to be able to treat diabetes and o...Coral death results from bacteria fed by algae
... to recover because humans are adding so many more disturbances to the ocean ecosystem. "In the same way that we take care of our bodies and treat illnesses, we cannot pretend to have healthy coral reefs by addressing individual threats," he said. "The human shadow is longer than we thought and there are invisibl...Engineering electrically conducting tissue for the heart
...ir hearts, are at risk for life-threatening rhythm disturbances and heart failure. The condition is currently treated by implanting a pacemaker in the patient's chest or abdomen, but these devices often fail over time, particularly in infants and small children who must undergo many re-operations. Researchers at ...New tool tracks brain development in babies
...to monitor brain development in infants and detect disturbances in white matter, according to a study in the July issue of Radiology. Carola van Pul, Ph.D., and colleagues from Mxima Medical Center in Veldhoven, the Netherlands, studied seven normal infants and 10 infants with perinatal hypoxic ischemia, a type o...Opportunities for structured doctoral research
... Biologically regenerative systems can overcome disturbances with their own resources and adapt to environments that are at first unknown or continually changing. The Research Training Group "dIEM oSiRiS - Integrative Development of Modelling and Simulation Methods for Regenerative Systems" will investigate th...Trees appear to respond slower to climate change than previously thought
...," said Hu. "In the future, both human and natural disturbances will likely interact with climate change to reduce resilience and trigger larger ecological shifts." The study "illustrates the power of using genetic techniques to answer paleoecological questions relevant to global change," said co-author Ken N. ...Biodiversity, Ecosystem Processes and Human Health
...ty and links to human health." According to Wall, disturbances to soil can impact ecosystem functioning, alter soil biodiversity, and sometimes is associated with the loss of ecosystem services, such as the control of pathogens. ...Meet Europe's top neurobiologists in Leuven, Belgium
...age to the brain. Some disorders − including disturbances in thinking, the emotions or behavior − have less apparent organic origins and are usually classified as mental or psychological disorders. Better understanding of these diseases is a first step toward finding solutions. Neurobiologists are occ...Study shows link between morbid obesity, low IQ in toddlers
...till unknown, UF researchers suspect the metabolic disturbances obesity causes could be taking a toll on young brains, which are still developing and not fully protected, they write in an article published in the Journal of Pediatrics this month. "It's well-known that obesity is associated with a number of other...'Stress and the city': Urban birds keep cool
...ve in ecosystems exposed to frequent anthropogenic disturbances such as those in urban areas. The scientists suggest that the difference in the hormonal stress response between urban and forest blackbirds is genetically determined and probably the result of the extreme selective forces in the city; as a result, t...Closing in on lethal heart rhythm in young athletes
...ibrillator, an electrical device that corrects any disturbances in the heart's rhythm. The Hopkins researchers identified the DSG2 mutation through genetic analysis of blood taken from 60 men and women already diagnosed with ARVD. All were part of a patient database created at Hopkins in 1998. The researcher...NSF awards Harvard Forest $4.9 million to study landscape change
... research on forest responses to natural and human disturbances across the northeastern U.S. Led by Harvard Forest Director David Foster, Harvard researchers and students will collaborate with scientists from the Ecosystems Center at the Marine Biological Laboratory, the Woods Hole Research Center, Brandeis Uni...Patchwork strategies may be best for restoring Texas rangelands
...ronic" disturbances, Pinchak said. Thesecontinuous disturbances are the primary reason for woody plantencroachment...infrequent intervals," he said. "These large-scale disturbances havegenerally created landscapes favorable to livestock management, but notnecessarily favoring wild...