Tag: "paradigm" at biology news

Apes -- not monkeys -- ace IQ tests

...to one of nine overall paradigms. For example, one paradigm was patterned strings. During the test, a primate ...which string is actually attached to the food. The paradigm taps the ability to form spatial representations, considered crucial for intelligent behavior. The...

IAVI to propose new scientific and policy initiatives to advance the search for an AIDS vaccine

...DS vaccine, the Blueprint recommends a coordinated paradigm shift that would improve the AIDS vaccine pipeline, accelerate product testing and strengthen the contribution of developing countries. The Blueprint proposes financing models and a range of policy initiatives needed to speed the development of an A...

New paradigm will help identify leads for drug discovery

...omics Center demonstrates the feasibility of a new paradigm for profiling every compound in large collections ...esearch Institute (NHGRI). "Broad adoption of this paradigm should provide robust databases of chemical activity information that will be suitable for accelerat...

Gatekeeping: Penn researchers find new way to open ion channels in cell membranes

...the membrane voltage. The finding introduces a new paradigm for understanding the gating of ion channels and lays the conceptual groundwork for designing new drugs to control ion-channel activity in medical intervention. Voltage-gated ion channels are embedded in the cell membranes of most types of cells. ...

Chromosomal tests can determine brain tumor therapy, outcomes, Jefferson oncologists find

...Jefferson University in Philadelphia, represents a paradigm shift in treating such tumors, known as gliomas. Reporting last week in the Journal of Clinical Oncology, Dr. Curran and a team of American and Canadian researchers, in conjunction with the Philadelphia-based Radiation Therapy Oncology Group (RTOG...

Researchers discover which organs in Antarctic fish produce antifreeze

...oidance physiology and "reveals that the long-held paradigm of hepatic-based AF synthesis and secretion is no longer universally applicable." Instead, pancreatic antifreeze expression is universal....

News tips from The Journal of Neuroscience

...isk-taking behavior. They used a standard gambling paradigm to assess risk-taking before and after stimulation of the dorsolateral prefrontal cortex (DLPFC) by repetitive transcranial magnetic stimulation (rTMS). Low-frequency stimulation (15 min, 1 Hz, or 900 pulses) transiently suppresses excitability in th...

Fulbright faculty

...nt-day monsoon variables all point to a consistent paradigm that forecasts global warming's impact on the Arabian Sea region. Warming will reduce snow and ice cover on the Tibetan Plateau, the starting point of the monsoon system of this region and south Asia. Less ice and snow leads to increased winds during...

Plague agent helps UT Southwestern researchers find novel signaling system in cells

...on has never been seen in cells and presents a new paradigm for how cells may regulate signaling," said Dr. Kim Orth, assistant professor of molecular biology and senior author of the study appearing in the May 26 edition of Science. "Yersinia is a nasty pathogen that uses an arsenal of virulence factors to ...

New approach to vaccine development provides potent, long-lasting immunity

...dritic cells are not as important as the classical paradigm maintained. We find that with the lentivirus, it's precisely these skin dendritic cells that are responsible for the vector's more potent immune induction and sustained protection." Because they exist on the surface of the skin, these cells are the f...

Targeting lung cancer

...tors involved in lung cancer, but also serves as a paradigm to develop, test, and hopefully improve targeted cancer therapies....

New study reveals signaling pathways required for expansion of pancreas stem cells

... role, promotes their expansion, revealing a novel paradigm of signaling that explains the balance between expansion and differentiation of pancreatic epithelial progenitors. "The complications of diabetes mellitus impose enormous medical, economic, and social costs to both the patient and the health-care sys...

UCSF Institute for Regeneration Medicine receives gift from Dolbys

...l biology and stem cell research has created a new paradigm in clinical medicine, where treatments for traumatic and degenerative disorders can involve the regeneration of injured tissues or organs. UCSF is at the forefront of this advance. With a tradition of excellence in clinical care and the infrastructur...

Researcher predicts paradigm shift in heart disease treatment

...e remarkably similar." "In the future, we'll see a paradigm shift, or a change in the treatment of cardiometabolic risk," said Dr. Aronne. "Instead of waiting for risk factors and disease to emerge, we'll be treating those who are obese earlier and earlier to prevent disease and offset complications. It will ...

Hyena mothers give their cubs a helpful dose of hormones

... Wolff believes that Holekamp's work will create a paradigm shift in how scientists view the establishment of dominance in mammals....

Discoveries should aid research into cause of ALS

...e oxidative intermolecular disulfide cross-linking paradigm established by the Northwestern researchers provides direct links between protein oxidation, protein aggregation and neurodegeneration in SOD1-mediated ALS. This mechanism may play an important role not only in SOD1-mediated ALS but also in some othe...

Open source and open medicine take centre stage at UN research symposium

...oping countries alike have called for a new global paradigm that supports creativity, innovation and equitable access to knowledge. In an open letter submitted to members of the World Health Organization Executive Board in January 2006, 280 eminent scientists from 50 countries noted: Although we have very ...

Bone and cartilage growth to blame for heart valve disease

...ering a Northwestern researcher's effort to lead a paradigm shift in the medical community's beliefs about the cause of valve disease. Heart valve disease is caused not by a 'wear and tear' phenomenon, but by an inflammatory process likely triggered by high cholesterol that stimulates certain cells to reprogr...

'Prosthetic' retinal cells let blind mice see light

..."With this strategy, the investigators have made a paradigm shift in the field and opened the possibility of genetically modifying the surviving retinal interneurons to function as a replacement light-sensing receptor," wrote John Flannery and Kenneth Greenberg in a preview of the paper in the same issue of N...

Finally, JAP study shows headdown bedrest precisely mimics human physiology in spaceflight

... The so-called "head-down minus 6 degree bedrest" paradigm resulted from early interactions between the Sov... the import of the study isn't just that the SF-BR paradigm is valid, but it holds out the hope that health-care approaches based on SF and BR could be translat...

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