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'Microfluidic palette' may paint clearer picture of biological processes

The masterpieces that spring from the talents of Rembrandt, Van Gogh and other artists often begin with the creation of a gradient of colors on a palette. In a similar manner, researchers at the National Institute of Standards and Technology (NIST) have created an innovative device called the "mic...

Iron and biological production in the high-latitude North Atlantic

Southampton scientists have demonstrated an unexpected role of iron in regulating biological production in the high-latitude North Atlantic. Their findings have important implications for our understanding of ocean-climate interactions. Tiny plant-like organisms called phytoplankton dominate bi...

Scientists find a biological 'fountain of youth' in new world bat caves

Scientists from Texas are batty over a new discovery which could lead to the single most important medical breakthrough in human historysignificantly longer lifespans. The discovery, featured on the cover of the July 2009 print issue of The FASEB Journal ( http://www.fasebj.org ), shows that pro...

Research explores interactions between nanomaterials, biological systems

The recent explosion in the development of nanomaterials with enhanced performance characteristics for use in commercial and medical applications has increased the likelihood of people coming into direct contact with these materials. There are currently more than 800 products on the market in...

UCSD researchers make first direct observations of biological particles in high-altitude ice clouds

A team of UC San Diego-led atmospheric chemistry researchers moved closer to what is considered the "holy grail" of climate change science when it made the first-ever direct detection of biological particles within ice clouds. The team, led by Kerri Pratt, a Ph.D. student of atmospheric chemist...

AIBS recognizes diversity in the biological sciences

Washington, DC. The American Institute of Biological Sciences (AIBS) is committed to increasing participation in the biological sciences of individuals from traditionally underrepresented groups, including women, minorities, and persons with disabilities. Each year through the Diversity Scholars...

A biological basis for the 8-hour workday?

PHILADELPHIA - The circadian clock coordinates physiological and behavioral processes on a 24-hour rhythm, allowing animals to anticipate changes in their environment and prepare accordingly. Scientists already know that some genes are controlled by the clock and are turned on only one time during...

Field stations foster serendipitous discoveries in environmental, biological sciences

North America's biological field stations have long been home to a rich legacy of research results, scientists say, making them important places for serendipitous discoveries in the biological and environmental sciences. In a paper published in the April issue of the journal BioScience , resea...

CEL-SCI Corporation to Launch Aseptic Filling for Stem Cell Produced Therapies and Other Biological Products

VIENNA, Va., March 10 /PRNewswire-FirstCall/ -- CEL-SCI Corporation (NYSE Alternext US: CVM) announced today that it is planning to launch a new manufacturing process that could allow drugs developed using stem cells and other biological products to maintain their potency and thereby potentially ...

New explanation for a puzzling biological divide along the Malay Peninsula

Ecologists at the University of California, San Diego, offer a new explanation for an apparently abrupt switch in the kinds in of mammals found along the Malay Peninsula in southeast Asia from mainland species to island species in the absence of any geographical barrier. An ancient seaway bet...

Unclear regulations obstacle to biological diversity

International environmental law on biological diversity is now being called into question in a dissertation at Uppsala University. Unclear legislation entails that biological diversity falls under an old legal system, and this negatively affects coordinated efforts, according to Aalheiur Jhannsdtt...

Musicians have biological advantage in identifying emotion in sound

EVANSTON, Ill. --- Looking for a mate who in everyday conversation can pick up even your most subtle emotional cues? Find a musician, Northwestern University researchers suggest. In a study in the latest issue of European Journal of Neuroscience , an interdisciplinary Northwestern research te...

Study finds most wars occur in Earth's richest biological regions

Arlington, Virginia (Feb. 20, 2009) In a startling result, a new study published by the scientific journal Conservation Biology found that more than 80 percent of the world's major armed conflicts from 1950-2000 occurred in regions identified as the most biologically diverse and threatened plac...

Argonne scientists discover possible mechanism for creating 'handedness' in biological molecules

ARGONNE, Ill. (December 1, 2008) The basic molecules that make up all living things have a predetermined chirality or "handedness," similar to the way people are right- or left-handed. This chirality has a profound influence on the chemistry and molecular interactions of living organisms. The inc...

Animal and biological science highlights: San Antonio Fluid Dynamics Conference, Nov. 23-25

November 13, 2008 -- From dolphins to clams to flying creatures like hummingbirds and bats, many of nature's most fascinating creatures exhibit forms of fluid flow. When the 61st Annual Meeting of the American Physical Society (APS) Division of Fluid Dynamics takes place from November 23-25 at the...

GEN reports on novel tools for deciphering biological networks

New Rochelle, NY, October 17, 2008Systems biology scientists from diverse areas of research are developing a range of methods to model pathways, interpret data, and derive therapeutic targets from biological networks, reports Genetic Engineering and Biotechnology News (GEN). A major focal point of...

Argonne scientists peer into heart of compound that may detect chemical, biological weapons

ARGONNE, Ill. (September 25, 2008) A light-transmitting compound that could one day be used in high-efficiency fiber optics and in sensors to detect biological and chemical weapons at long distance almost went undiscovered by scientists because its structure was too difficult to examine. Lucki...

Coating copies microscopic biological surfaces

Someday, your car might have the metallic finish of some insects or the deep black of a butterfly's wing, and the reflectors might be patterned on the nanostructure of a fly's eyes, according to Penn State researchers who have developed a method to rapidly and inexpensively copy biological surface...

Interdisciplinary volume on biological rhythms serves as both primer and in-depth resource

COLD SPRING HARBOR, N.Y. (Sept. 4, 2008) A variety of organismsfrom bacteria and fungi to plants and animalshave biological rhythms, where the timing and duration of fundamental biological processes is naturally adjusted to allow them to adapt and survive, even under fluctuating environmental c...

Study shows more genes are controlled by biological clocks

The tick-tock of your biological clock may have just gotten a little louder. Researchers at the University of Georgia report that the number of genes under control of in living things than suspected only a few years ago. The biological clock in a much-studied model organism is dramatically hig...

Light receptors in eye play key role in setting biological clock, study shows

Biologists at the University of Virginia have discovered a switching mechanism in the eye that plays a key role in regulating the sleep/wake cycles in mammals. The new finding demonstrates that light receptor cells in the eye are central to setting the rhythms of the brain's primary timekeeper,...

Francisella tularensis: Stopping a biological weapon

Scientists hope a vaccine is on the horizon for tularemia, a fatal disease caused by the pathogen Francisella tularensis , an organism of concern as a potential biological warfare agent. Until recently we knew very little about this bacterium. However, according to the August issue of the Journa...

Tips on how to build a better home for biological parts

Blacksburg, Va. Researchers at the Virginia Bioinformatics Institute (VBI) at Virginia Tech have compiled a series of guidelines that should help researchers in their efforts to design, develop and manage next-generation databases of biological parts. The stakes are high: the concept of biologica...

Genomics of large marine animals showcased in the biological bulletin

MBL, WOODS HOLE, MA Though the slow moving purple sea urchin may look oblivious, lacking a head, eyes and ears, this prickly creature has an impressive suite of sensory receptors to detect outside signals. And don't overlook this animal's self-defense abilities: it has much more ammunition to acti...

Securing the future of Europe's biological data resources

In a contract signed today, the European Commission has awarded 4.5 million to a pan-European consortium to decide upon the best way to unite Europes biological data resources into a sustainable, integrative bioinformatics network for the life sciences. The European Life-science Infrastructure for...

Religion and the narrative of biological science

Chicago, IL May 12, 2008 There exists much ethical controversy brought about by advances in biology and medicine and the relationship to religion. In a new essay in The Journal of Law, Medicine & Ethics, Laurie Zoloth takes an approach to medical ethics that draws upon Jewish texts, traditions, ...

AIBS honors outstanding contributions to the biological sciences

WASHINGTON, DCEach year the American Institute of Biological Sciences (AIBS) awards eminent individuals or groups for outstanding contributions to the biological sciences. The AIBS Board of Directors and Awards Committee are pleased to announce the following award winners for 2008: Distin...

Negligent, attentive mouse mothers show biological differences

MADISON - In mice, child neglect is a product of both nature and nurture, according to a new study. Writing in the journal PLoS ONE on April 9, researchers from the University of Wisconsin-Madison describe a strain of mice that exhibit unusually high rates of maternal neglect, with approximatel...

Ancient DNA: reconstruction of the biological history of Aldaieta necropolis

A research team from the Department of Genetics, Physical Anthropology & Animal Physiology in the Faculty of Science and Technology at the Leioa campus of the University of the Basque Country (UPV/EHU), and led by Ms Concepcin de la Ra, has reconstructed the history of the evolution of human popul...

U. Iowa study finds biological link between pain and fatigue

A recent University of Iowa study reveals a biological link between pain and fatigue and may help explain why more women than men are diagnosed with chronic pain and fatigue conditions like fibromyalgia and chronic fatigue syndrome. Working with mice, the researchers, led by Kathleen Sluka, Ph....

NYU dental professor discovers biological clock linking tooth growth to other metabolic processes

This clock, or biological rhythm, controls many metabolic functions and is based on the circadian rhythm, which is a roughly 24-hour cycle that is important in determining sleeping and feeding patterns, cell regeneration, and other biological processes in mammals. The newly discovered rhythm, l...

Systems biology approach identifies nutrient regulation of biological clock in plants

Using a systems biological analysis of genome-scale data from the model plant Arabidopsis, an international team of researchers identified that the master gene controlling the biological clock is sensitive to nutrient status. The study will appear in the latest issue of the Proceedings of the Nati...

Lensless camera uses X-rays to view nanoscale materials and biological specimens

ARGONNE, Ill. (Feb. 19, 2007) X-rays have been used for decades to take pictures of broken bones, but scientists at the U.S. Department of Energys (DOE) Argonne National Laboratory and their collaborators have developed a lensless X-ray technique that can take images of ultra-small structures bur...

MIT applies engineering approach to studying biological pathways

CAMBRIDGE, Mass.--An MIT team has used an engineering approach to show that complex biological systems can be studied with simple models developed by measuring what goes into and out of the system. Such an approach can give researchers an alternative way to look at the inner workings of a compl...

Systems biologist finds novel solutions to fundamental biological problems

30 January 2008, Heidelberg, Germany and Rehovot, Israel The European Molecular Biology Organization (EMBO) and the Federation of European Biochemical Societies (FEBS) announced Naama Barkai of the Weizman Institute of Science in Rehovot, Israel as the first-ever winner of the FEBS/EMBO Women in ...

Story ideas from the Journal of Biological Chemistry

COX-2 inhibitors like Celecoxib have come under scrutiny lately due to adverse cardiovascular side-effects stemming from COX-2 reduction. In both fruit fly and rat models, researchers reveal another adverse effect of Celecoxib; this drug can induce arrhythmia. More interestingly, this effect is in...

Emerging field of neuroecology is showcased in December issue of the Biological Bulletin

MBL, WOODS HOLE, MA A plant laces its leaves with a noxious chemical, forcing a hungry herbivore to choose between starving, eating a potentially toxic item, or moving on. A newt secretes a potent neurotoxin to defend against predators, unwittingly setting off a cascade of effects in its freshwate...

Story ideas from the Journal of Biological Chemistry

Fat Hormone may Contribute to Longevity Both humans and mice that manage to live to a ripe, old age show a clear change in their glucose metabolism, but it's unclear whether this change alone can increase lifespan. Using a mouse model of longevity, Terry Combs and colleagues report that chang...

A mechanism to explain biological 'cross-talk' between 24-hour body cycle and metabolism

PHILADELPHIA Its well known that the bodys energy levels cycle on a 24-hour, or circadian, schedule, and that this metabolic process is fueled by oxygen. Now, researchers at the University of Pennsylvania School of Medicine have found that a protein called Rev-erb coordinates the daily cycles of ...

New insight into the mechanisms of voltage sensing and transduction in biological processes

The voltage sensor of voltage-gated ion channels is a conserved protein domain that senses millivolt changes in transmembrane potential, to regulate ion permeation through the channel. A recently discovered protein, Ci-VSP, has a voltage sensor that is coupled not to an ion channel but to a phosph...
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