The trust game: Measuring social interaction
...Pasadena, Calif., describe where and when trust is formed between two anonymous people interacting via functional magnetic resonance imaging in machines more than 1,500 miles apart. They found that as the interaction continued, the trust response occurred earlier and earlier in the subjects' interchanges u...Targeting mutant B-Raf protein reduces melanoma development
...B-Raf activity in melanoma cells before tumors had formed significantly decreased the growth potential of the melanoma cells and, in effect, prevented tumor development," Robertson said. "In contrast, reducing B-Raf activity in existing tumors in a mouse model did not shrink the tumors but did prevent them ...Scientist works on innovative treatments for brain tumors
...r of Excellence. The goal of the center, which was formed in 2003, is to find better treatments and one day a cure for malignant brain tumors. In addition to its focus on research, the center provides a comprehensive program for patient care, and is the first center in the state to offer Gamma Knife stere...Chemical decoy shows promise for slowing Alzheimer's by acting as decoy
...es contain beta amyloid protein, a protein that is formed in the brain and other cells throughout the body but, for reasons that are not entirely clear, seems to accumulate in the brain of Alzheimer's victims rather than elsewhere in the body. Researchers believe there are many different forms of beta amylo...Protein that helps skin cancer spread identified by Stanford researchers
...n cancer cells onto mice. As expected, those cells formed skin cancers that would kill the mouse if left unchecked. But when the group treated the mice with the collagen VII-blocking antibody, the skin cancer failed to spread, though the cancer remained. "This cancer isn't deadly unless it spreads," Khavari...Columbia researchers receive $3 million to combat genetic killer of infants & toddlers
...ded more than $15 million in research initiatives, formed a number of partnerships with biotechnology companies, reduced barriers in the drug development process by providing open access to mouse models of SMA and has been instrumental in working with both Congress and the National Institutes of Health in c...Schepens scientists regenerate optic nerve for the first time
... only in the younger mice whose brains had not yet formed a "glial scar." In the mice that were slightly older and had developed the "glial scar," regeneration failed again. Dr. Cho then added the second key by combining BCL-2 overexpresser with the "glial gene" mutation to prevent the development of the "g...Scientists replicate hepatitis C virus in laboratory
...haved like a true HCV infection by producing fully formed copies of the virus and releasing them from the host cell into the culture medium. Further testing is needed before the researchers can determine if the viral particles produced in this system are in fact infectious. Also, this system only represen...Brain synapse formation linked to proteins, Stanford study finds
...thout glial cells. In this environment the neurons formed one-seventh the number of synapses compared to cells grown with glia. He added that the glia probably have many additional roles, also unknown. "Ninety percent of human brain cells are glia and it's completely a mystery what they do," he said. These ...Blacks in the South have greater risk of dying from stroke
...re not clear. However, Howard and colleagues have formed the Reasons for Geographic and Racial Differences in Stroke (REGARDS) study group, which has a six-year government grant from the National Institute for Neurological Disorders and Stroke to examine what is causing these racial, age and geographic dif...From town planning to intimate sex: Understanding the risks in our lives
The recently formed Social Contexts and Responses to Risk network (SCARR) will be launched at a conference in Canterbury 28 - 29 January. Funded by the Economic and Social Research Council (ESRC) and co-ordinated by Professor Peter Taylor-Gooby and Dr Jens Zinn from th...Routine use of nose-to-stomach tube slows recovery from abdominal surgery
...y went to sleep and we left it in until they had a formed stool eight to 10 days later," says Nelson. "It was just routine. It sounded good, sounded rational." A 1995 review of abdominal surgery trials showed that except for vomiting and bloating, patients actually fared better without the routine use of na...Other highlights in the January 19 JNCI
...into vascular-like structures. In addition, tumors formed by the CR-1-transfected breast cancer cells had a higher density of microvessels than tumors formed by cells without CR-1. The authors conclude that CR-1 appears to have an important role in angiogene...Penn researchers add more evidence to demonstrate role of COX inhibitors in heart-disease risk
... is the major source of TxA2, this fat can also be formed by COX-2 in cells called macrophages that invade the hardening vessel wall. Given what they had seen with the TxA2 blocker, FitzGerald's group figured that they might need to add the TxA2 blocker to see the anti-inflammatory benefit of the COX-2 inhi...New network of gastrointestinal immune cells discovered
...owth which produces a receptor protein dendrites formed but did not penetrate the epithelium. Dendritic cells without access to the interior of the intestine were not able to carry out one of their normal functions, taking up the harmless strains of E. coli that normally populate the intestine and transp...Pegaptanib provides benefit for neovascular age-related macular degeneration
... of VEGF in neovascular eye disease. These studies formed the basis for the drug development and clinical trials of anti-VEGF therapies, including pegaptanib, and demonstrate the importance of translational research, in order to transform scientific discoveries into new therapies for patients. Pegaptanib d...Animal studies show stem cells might make biological pacemaker
...e researchers weren't too surprised that no tumors formed over the course of a few months of observation, however, since they had selected beating heart cells and left behind any cells that weren't adequately specialized. The stem cell approach isn't the first Hopkins research to create a biologic...Blocking molecules protects health of implants
...or biomaterial, where foreign body giant cells are formed from the fusion of recruited inflammatory cells that attack the implant. The CC chemokine ligand (CCL)-2, previously known as monocyte chemoattractant protein (MCP)-1, is believed to be responsible for the recruitment of foreign body giant cell precu...Scientists discover enzyme crucial to the transportation of proteins within cells
...further understand this mechanism, the Hayden team formed a partnership with Dr. Alaa El-Husseini and his team at the Brain Research Centre who are experts in the field of protein palmitoylation. Through this unique collaboration between experts in complementary fields, they discovered that HIP14 is indeed ......n nanotubes: cylindrical molecules whose sides are formed from a lattice of carbon atoms. The idea is to exploit the nanotubes' ability to fluoresce, or glow, when illuminated by certain wavelengths of infrared light-"a region of the spectrum where human tissue and biological fluids are particularly transpa...