Scientists find groups of genes associated with different types and stages of breast cancer
...m to characterise more successfully the nature and behaviour of the tumours. Importantly, these subgroups were associated with sets of genes possibly predictive of the chances of a woman surviving breast cancer and surviving without a relapse. Dr Sotiriou said: The genes we found appear to work in a number of ...Strange signals from breastfeeding
...unds did not report increased sexual activity-this behaviour was most obviously influenced by the absence or presence of a partner-they did report significantly heightened and more enduring sexual desire and fantasies. "The data are pretty striking," says Mennella, who presents her evidence this week to a meet...New research questions evidence for earliest life on earth
...en based on interpreting the sensitive biochemical behaviour of carbon, the principal element of life, and its relationship with the rocks in which the carbon is found. The rocks examined are located on Akilia, a remote island off the coast of southwest Greenland, about 18 miles (30 kilometers) south of Nuuk, ...Genome protects itself against mobile junk DNA
...r this to be realised more must be known about the behaviour of transposons in the cell. Gene therapy is the addition of a piece of DNA to somebody who is ill due to a genetic defect. In gene therapy the transposon should add a good version of a defective gene to the DNA. The research from Utrecht shows that t...The 'forbidden' questions on genetic testing
... of adults from the families about their views and behaviour towards buying insurance. "From this information, we should be able to determine whether people can adversely select against insurance companies, and if they actually do," said Dr Prior. The final stage of the research will involve interviewing repre...Infrared antenna for nano-size mapping of crystal vibrations
...nn (senior researcher) now shows that the infrared behaviour changes dramatically when the infrared is applied through their antenna, which is the probing needle of their microscope: the known metal-like reflectivity transforms into a monochromatic or single-colour resonant response. This effect was predicted ...New threat to commercial fishing
...equired to carry out research into the biology and behaviour of marine species and their possible implications for fisheries management and conservation," he says....Teen angst rooted in busy brain
...ons more confusing, leading to the petulant, huffy behaviour adolescents are notorious for. But this may only be true for Western cultures. Adolescents often play a less significant role in these societies, and many have priorities very different from their parents', leading to antagonism between them. This c...Methane bacteria possess pressure valve
... changing circumstances. The study focussed on the behaviour of the relatively simple methane producing microor...plicity, the model seems to accurately predict the behaviour of the microorganism. This implies that apparently complicated processes can in fact be determined b...Livestock in salt marshes help farmers and geese
...) and some a low level. The biologists studied the behaviour of the birds and counted the number of droppings on each trial area. From the droppings, the time spent by the geese in an area could be determined, as geese produce droppings at very regular intervals. The study revealed that geese prefer grass area...Experts deliver foot and mouth disease warning
...hame'. The report is also strongly critical of the behaviour of some farmers before the disaster, and in their failure to change since....Prehistoric tusks point to earliest fossil evidence of differences between sexes
...ocial behaviour," Reisz says. "To see this kind of behaviour [physical combat] early in the history of the group that eventually gave rise to mammals is really quite startling." Reisz's study, which is featured on the cover of the January issue of the Proceedings of the Royal Society of London B, was based on ...Synchronised swimming helps catch prey
Organisms that collectively synchronise their behaviour give rise to some of the most magnificent sights in the natural world. The hypnotic synchronized flashing of fireflies, the spectacular mass spawning events in some coral reefs, are but a few well known examples. From a physicist's perspective, the...Environmental influences play significant role on experiments
...emingly small factors that don't seem to matter in behaviour obviously do, said Wahlsten. His research appears in the journal Proceedings of the National Academy of Sciences....Crash in male saiga antelope numbers drives species closer to extinction
...." Even more striking, field observations of saiga behaviour in the year 2000 suggest that the crash in male numbers appear to have disrupted the species' in-built reproductive strategy, which is exacerbating their decline. "Normally, a male defends his harem of females from other males," said Dr Milner-Gullan...Amorous worms reveal effects of Chernobyl
...ian scientists, they may have changed their sexual behaviour to increase their chances of survival. It's one of...l Radioactivity, vol 66, p 141). They compared the behaviour of three species in a lake near Chernobyl with the same species in a lake 20 kilometres away. The la...DFG sets up twelve new research training groups
...nd study programme, quantum field theories and the behaviour of matter in extreme conditions such as high temperatures and densities are examined. In addition, members of the research training group are dealing with the examination of the properties of hot material that is created, for example, in cosmological......ficant as this is the first time suchsophisticated behaviour has been identified in any mammal excepthumans. Ac...ourneysassociated with exploratory behaviour. This behaviour wasobserved in both males and females. When a mouse found an area it was interested in, it would col......at of a female stranger and will even change their behaviour to elicit their mother's voice, Dr. Kisilevsky's r...n-utero experience has an impact on newborn/infant behaviour and development and that voice recognition may play a role in mother-infant attachment." The finding...