MIT engineers an anti-cancer smart bomb
...ive and safe, with prolonged survival, against two distinct forms of cancers--melanoma and Lewis lung cancer--in mice. The work will be reported in the July 28 issue of Nature, with an accompanying commentary. "We brought together three elements: cancer biology, pharmacology and engineering," said Ram Sasise...NASA develops a 'nugget' to search for life in space
... a robot lander, is made up of three fundamentally distinct technologies -- a neutron generator, a neutron lens, and a gamma-ray detector. At the heart of NUGGET is a three-dimensional scanning instrument that beams neutrons into a rock or other object under study. When the nucleus of an atom inside the rock ...How do you spell recognition? C-O-R-E-C-E-P-T-O-R
...re a diverse population of millions of similar but distinct cells, each of which carries its own T-cell receptor. After T cells develop in the thymus, they circulate as inactive nave cells until their T-cell receptor encounters a professional antigen-presenting cell with the right antigen loaded in its MHC. O...Jonathan Baell wins Biota Award for Medicinal Chemistry
...lls causing the problems for MS patients are quite distinct in their chemical composition. Aiming new compounds at these distinct cells may well be a selective and productive way of tackling MS." Reflecting on the award, Dr Baell ...Trapping genes that control flower development
...trap Arabidopsis lines identifying genes that show distinct patterns of expression in flower petals and/or stamens (the pollen-bearing organs). The research is one of the first large-scale gene trap studies in the area of flower development, and provides extensive information on many genes likely to have crit...Scientists characterize proteome of human cornea
...uman cornea. In doing so, they have identified 141 distinct proteins, 99 of which had not been previously reco...the non-diseased human cornea. They identified 141 distinct proteins, 70% of which have not previously been identified in the cornea. This work is the most comp...... evolve in different directions. This leads to two distinct populations, which do not need to compete to the d... driver to clear the way. The whimsical models are distinct and important mathematical models for many real world competitive situations. The researchers found ...NHGRI expands effort to revolutionize sequencing technologies
...onstrate how to combine the sequence and maps into distinct haplotype sequences. Gregory L. Timp , Ph.D., University of Illinois at Urbana-Champaign. $2.1 million (3 years) "Sequencing a DNA Molecule Using a Synthetic Nanopore" This group will explore the feasibility of sequencing a DNA molecule using a t...Two new lemur species discovered
...ared morphological, genetic and behavior data from distinct populations of the giant mouse lemur, Mirza coquer...cies of giant mouse lemur has been recognized. Two distinct populations of Mirza coquereli were known to occur on the island, one in the west and the other in t...Researchers outline possible drug targets for treating metabolic syndrome
... several other so-called nuclear receptors to form distinct molecular complexes called heterodimers. Each complex then can go on to control certain genes involved in regulating lipid and cholesterol metabolism. "When RXR is paired with a nuclear receptor called PPAR-gamma, for example, it activates one set of...... specifically the microsatellites, which represent distinct DNA bands, much like a satellite, which separate from the main DNA band. These rapidly changing regions of DNA don't code for any particular trait, as far as scientists can tell. Ingram thought these regions shouldn't be overlooked. "If there is a ra...A novel method to propagate stem cells
...lture, propagating stem cells that are specific to distinct tissues (e.g. neural stem cells) has proven to be a challenge. Neural stem cells are normally found in a specialized environment known as a neurosphere, which is thought to provide the necessary cellular signals to maintain populations of these und...Role of microRNA identified in breast cancer
...m's lifespan. Scientists have identified over 200 distinct miRNAs, but Croce feels there may be hundreds more, and adds that researchers are just beginning to understand what they do. "Some of the breast cancer-specific miRNA we identified appear to act like tumor suppressors, and others appear to act like o...New lab research may help those deafened by immune system attack
...A has about the same molecular weight as -- but is distinct from -- a protein that serves as the basis for a currently available commercial AISNHL test. That test, based on a protein-separation test known as Western blot, is known to give accurate results only some of the time. The U-M team reported in previo...Scientists find cell surface enzyme matriptase causes cancer
...ar that matriptase and the approximately 200 other distinct cell-surface proteases will have a lot more to tell us about human health and disease in the coming years."...A picture does not automatically activate a thousand words
...ility that processing images and words may involve distinct brain circuits that can, but do not always, "talk to" one another. These techniques could help us to understand how our brains respond differently to visual or verbal codes that describe the objects in the world around us, as well as how our brains e...Reversal of role for a viral protein associated with the development of lymphoma
...ignaling activity resulting in the activation of a distinct cellular pathway called NF-?B that is involved in the development of lymphoma. "In effect, vFLIP K13 actively promoted the growth of cancer cells through this pathway. Based on these findings, we believe the NF-?B pathway may be a promising target fo...Overbearing colored light may reveal a second mechanism by which birds interpret magnetic signals
...ection. The findings point to the existence of two distinct mechanisms of magnetoreceptors in the birds--an inclination compass and a polarity-driven compass. It is especially intriguing that under some conditions, birds appear to switch to the polarity-type magnetic response, which is based on a mechanism of...Anemone armies battle to a standoff
...ies of sea anemones fight as organized armies with distinct castes of warriors, scouts, reproductives and othe...the tide line. Where two colonies meet they form a distinct boundary zone. Anemones that contact an animal from another colony will fight, hitting each other wi......ella defensa. As a result, he had five genetically distinct colonies of pea aphids that all carried Hamiltonella defensa. To test resistance to the wasps, he caged the different groups of infected aphids on individual fava bean plants by inverting plastic drink cups over the potted plants with aphids. Each pl...