Study in flies allows researchers to visualize formation of a memory
...witch" in the number of neuronal connections that respond to the odor, rather than by formation of new conne...rons of the brain in order to determine which ones respond to different kinds of stimuli. This will allow them to learn how the changes they identified affect...ASU advance could provide insight into human's ability to recognize patterns
... do some form of reasoning on the fly -- basically respond to a much wider range of unanticipated situations -- to perform its task. This would be a big step towards smarter robots. But the real payoff in Lai's research could be what it may provide in terms of basic research into the human brain itself. Deve...Once a renin cell, always a renin cell
...entiated cells are "held in reserve" to repeatedly respond by de-differentiating and expressing renin in response to stress and then re-differentiating when the crisis has passed. According to Dr. Gomez, "The experiments confirm that recruitment of renin-expressing cells is determined by the developmental hi...Emory scientists receive NIH MIDAS grant for computer modeling of infectious diseases
...werful computer modeling techniques to analyze and respond to infectious disease outbreaks. The MIDAS study ...ation's computing skills to enhance our ability to respond to both disease epidemics, such as SARS, and to bioterrorism. The Emory research team, in the Depa...Taxanes may enhance immunity in breast cancer patients
...y suggest taxanes may enhance a woman's ability to respond to infection or even to fend off a possible recurrence," says Carson. On the other hand, T cell formation and NK cell function only partially reflect the vigor of a patient's immune system, and the relationship between the strength of a patient's im...Sediments in many Central Valley streams contain toxic levels of pyrethroid pesticides
..., creeks, sloughs and ditches to determine if they respond the same way as lab-raised organisms. Pyrethroids are a class of compounds represented by permethrin, first marketed in 1973, and various other chemicals usually ending in the suffix -thrin. Permethrin is found in home and garden pesticides ranging f...SPECT imaging shows promise for accurate, early diagnosis of Alzheimer's
...sts that this atypical form of AD is not likely to respond to the drugs now in development which are principally directed at the amyloid pathway," said Dr. Bonte. Although further research will be needed to confirm these findings and to tease the significance out of the tangle-predominant results, the prospe...Plankton may influence climate change says UCSB scientist
...lications are huge. Now we know that phytoplankton respond dramatically to UV radiation stresses, and that this response is incredibly rapid, literally just days." He explained that the findings give new impetus for scientists to re-examine the DMS-climate feedback hypothesis. And the DMS-climate feedback ma...Chromosome losses mean poor survival in childhood leukemia
...ve a curable form of the disease, while the others respond less well to therapy, sometimes depending on which chromosome changes are present. The Philadelphia chromosome, which occurs in 2 to 5 percent of children with ALL, is an abnormal chromosome that sometimes occurs in several types of childhood and a...Small gene changes in some leukemia patients may explain varying responses to chemotherapy
...ression, rapid disease progression, and failure to respond to chemotherapy and was a prognostic factor," the authors write. In an editorial, Shinichi Kitada, M.D., Ph.D., and John C. Reed, M.D., Ph.D., of The Burnham Institute in La Jolla, Calif., discuss the role of Mcl-1 protein in CLL progression. "The d...Computer modeling targets epidemics, bioterror
...nation's computing skill to enhance our ability to respond to disease epidemics and bioterrorism. The initiat...werful computer modeling techniques to analyze and respond to infectious disease outbreaks, whether they occur naturally, such as SARS, or are released intenti...Catastrophic shift in species diversity and productivity of an ecosystem
... is largely predicated on the view that ecosystems respond to environmental changes in a smooth and straightforward way. However, in Ecology Letters, May, Schmitz reports on a long-term field experiment that may prompt a hard, critical look at this reigning view. In the experimental system, top predators ins...Could vitamins raise levels of bad cholesterol? Animal study suggests they might
... cells. The scientists discovered that liver cells respond by activating a pathway that breaks down ApoB100, a critical protein component of VLDL and other harmful lipoproteins. Deprived of the ApoB, the liver cannot now produce these bad lipoproteins and their secretion into the bloodstream is reduced subst...Recognition of bacteria in the cytosol by the immune system
...creating a safe niche in which to replicate. Cells respond to the infection by activating the immune system, and a chief challenge for bacteria is to avoid immune detection. Prior research had shown that bacteria inside the cytosol (the cell's expansive gel-like compartment) could be detected, but how bacter...Animal studies show promise treating severe chronic pain
... normal motor function as well as their ability to respond to other sensory stimuli, such as warm and very hot thermal stimulation and a mechanical pinch, an indication that RTX had only affected C-fiber neurons. "This showed us that the deficit in terms of overall pain sensation was probably minimal," said...What it Takes: Design principles to broaden participation in SET
... clients, throughout the United States and abroad, respond to human problems with effective policies, products, and services. Our goal is to make a difference -- by addressing a broad range of social problems and by ensuring that the results of our research are useful.AIR is committed to remaining strictly i...Study identifies which patients can benefit from targeted lung cancer drug and why
... a malfunctioning version of a protein called EGFR respond dramatically to the drug gefitinib (IressaTM). The... while none of the four whose lung cancers did not respond had mutations. "Our results suggest that screening patients for EGFR mutations can help predict whe...Researchers describe long-perplexing 'magic spot' on bacteria
...traphosphate or ppGpp is involved in how bacteria respond to amino acid starvation. More recently, researchers have discovered that ppGpp is an important part of pathogens that cause illnesses such as cholera and Legionnaires' disease. A cell makes ppGpp when amino acid levels are low. "Microbiologists have...Gene-based screen sorts cancer cases, say Stanford researchers
...answer to whether a person's lymphoma is likely to respond to treatment. This finding by researchers at Stanf... He said if doctors know a patient isn't likely to respond well to standard therapy, the patient may be a candidate for novel therapies undergoing clinical tri......nd winter, indicating that males and females might respond differently to the season of birth." Dr Huber said there could be many possible causes for the association between birth month and reproductive performance. "It could be the effects of the conditions experienced during fetal and neonatal life on earl...