Bright future for nano-sized light source
...y flashlight that we can potentially scan across a living cell, visualizing the cell while mechanically inte...cal research because it allows scientists to study living cells and tissues. However, whereas the resolution of optical microscopy is limited by diffraction, ...Pairing nanoparticles with proteins
... - the workhorses that carry out every function of living cells and whose dysfunction often leads to disease. With added nanoparticles, the "signal-to-noise ratio" and resolution of an imaging technique known as cryo-electron microscopy were significantly increased. This method might enable analysis of smal...Scientists discover role of enzyme in DNA repair
...and gene transcription, not in a test tube, but in living cells and in real time. This approach will help us unravel the inner molecular pathways of our cells in health and disease, such as cancer. ...Double honors for diabetes researchers
...igating the reasons why Asian people with diabetes living in the UK have less peripheral nerve damage and how this relates to altered blood flow in the smallest vessels, said Dr Abbott, who works in Professor Andrew Boultons lab. The ulcer-prediction methods we employed in our research are now widely used...Gene variant increases risk for alcoholism following childhood abuse
... DNA samples from a group of American Indian women living in a community in which rates of alcoholism and ASPD are about six times higher than the average rates among all U.S. women. Childhood sexual abuse is also prevalent in this population, reported by about half of the women in the community, compared ...University of Arizona launches major scientific research initiative at Biosphere 2
..., teaching and life-long learning about Earth, its living systems and its place in the universe," said Joaquin Ruiz, dean of UA's College of Science. "The facilities and resources at this new campus will be an inspiring place for researchers to gather and to tackle problems that science and society will fac...Fine particulate matter from traffic may influence birth weight
...rt study LISA were used, in which the influence of living conditions and behaviours on the development of the immune system and allergies is studied. 1016 mothers and their children born in Munich between 1998 and 1999 were studied. All women included in the study had not moved out during the pregnancy. On ......on years ago, was approximately the same size as a living King Penguin (2 to 3 feet tall) and represents a ...riesi has a slightly longer beak than seen in some living penguins but the giant Icadyptes salasi exhibits a grossly elongated beak with features not known in...Which came first: Primates' ability to see colorful food or see colorful sex?
...trichromacy, establishing the importance of social living in the evolution of red-orange physical characteristics. Taken as a whole, this study provides the first statistical support for the hypothesis that a pre-existing bias promoted the evolution of red traits in primates through sexual selection and exp...TU Delft tracks the influence of a cancer inhibitor on a single DNA molecule
...phis (USA) the mechanism could also be observed in living yeast cells....The BBVA Foundation commits 2.4 million euros to research in Ecology and Conservation Biology
...climate change on populations of shorebirds (birds living mainly in coastal or wetland areas on marshes, mud...PICAL BIRDS It has recently been shown that birds living in urban environments and exposed to high levels of acoustic pollution alter the tone and length of ...2 MSU professors spearhead international water project
...t the knowledge, attitudes and skills essential to living and working as global citizens when they graduate. One premise of our partnership is that students are powerful catalysts for research collaboration, Tarabara said. Our research will be organized in international teams in which at least one doctora...Specialized, bone-crushing wolves of Alaska disappeared long ago
...ave wolves in North America today. Regardless, the living gray wolf differs dramatically from that which roamed Alaska just 12,000 years ago. The gray wolf is one of the few large predators that survived the mass extinction of the late Pleistocene. Nevertheless, wolves disappeared from northern North Amer...Ice Age extinction claimed highly carnivorous Alaskan wolves
...d. That they were completely unrelated to anything living was quite a surprise, Leonard said. The result ...lso showed a higher incidence of broken teeth than living wolves. Taken together, these features suggest a wolf specialized for killing and consuming relat...Gene therapy study shows safety and statistically significant improvement in Parkinson's disease
...offer an important window into the function of the living brain in these patients, which supports a normalization of brain activity specific to the treated hemisphere. The study used an adeno-associated virus (AAV) vector to deliver an inhibitory gene (glutamic acid decarboxylase or GAD) to the subthalmic...International team to honor 30th anniversary of deep-sea vent discovery in Galpagos
...versity, abundance and distribution of the animals living in hydrothermal systems and other chemosynthetic-o...d. Roughly 550 vent species have been discovered living in extreme temperature and pressure conditions, and new vent species are discovered at a rate of nea...Invertebrate immune systems are anything but simple, conference finds
...t turns out, is an important immune defence in all living things. Since Metschnikows work, scientists have studied the immune systems of simpler organisms (such as invertebrates) in the hope of understanding the immune systems of more complex organisms, like us. However, invertebrates immune systems are...Prey not hard-wired to fear predators
...ational Parks ) To test reactions of animals living without their traditional predators, Berger played...g behavior and flight observed in the same species living with wolves, bears or tigers. For example, elk in the mountains of Siberiawho subsist alongside ti...The mouflons of the Kerguelen archipelago
... Denis Rale had access to samples from populations living on the Islands between 1988 and 1996. For the missing years, the researchers appealed to the hunters who wintered there. We got the missing DNA samples from hunting trophies and managed to go all the way back to the son of the founders, said Denis Ra......d, with much stronger shifts in plants and animals living in areas where the snow melts later in the year. That variation could lead to particular problems by disrupting the complex web of species interactions, Hye said....