Analysis of biological clock may lead to greater understanding of human disease
...e decades in molecular biology, viewed through the lens of modern systems analysis, is now supplying biological systems engineers, such as this collaborative team, with the ingredients to understand and explain biological and physiological functionality in an unprecedented, comprehensive way," said Dean M...New diagnostic technology helps justify earlier cataract surgery
...louding of the normally clear, natural crystalline lens of the eye. As cataracts increase in size and dens... cataract treatment surgically removes the damaged lens and replaces it with an artificial one. Because cataracts tend to grow gradually, one of...NIST's new way of 'seeing': A neutron microscope
...ates. Each dimpled plate acts like a weak focusing lens for neutrons, diverting the neutrons' path slightl...mprove image resolution through research to reduce lens aberrations. The company also hopes to build a compact, laboratory-scale neutron source. Moreover, n...LA BioMed Medical/Research Briefs, July/August 2004
... systematize information and view it through a new lens The gene pools of contemporary species have evolved not by chance, but through the process of natural selection. Therefore, we should be thinking about how to exploit this process in order to discern gene-selection patterns based on function, that is...JCI Table of Contents, 15 July 2004
...ristics are aortic aneurysm and dissection, ocular lens dislocation, and long bone overgrowth. In 1991, a mutation in a gene called fibrillin-1 was identified as the cause of the disease. At that time many felt that the molecular impact of this mutation in disease development could be explained by what is...Envisat fishes up facts behind Chilean giant squid invasion
...d," adds Rodrguez-Benito. "The squid ended up in a lens of cold water between warmer masses, and this carried them into the inner Gulf of Ancud area. "The resulting decrease in water temperature can also have a direct effect on aquaculture, because the metabolic systems of fish species are very sensitive...Key advance reported in regenerating nerve fibers
...inflammatory reaction by deliberately injuring the lens of the eye. Though seemingly harmful, this injury actually stimulates immune cells known as macrophages to travel to the site and release growth factors. As Benowitz's lab had found previously, these growth factors activated genes in the retinal ne...With nature's help, a better vision system for smart weapons
...y, because they use mechanical systems to move the lens and keep the target in view. The added weight requ...nto a single, marginally focused beam. The Fresnel lens became the standard on lighthouses for many years. Holloway and his colleagues have modified the zon...NSF news tips - September 22, 2003
...l-world applications such as unfolding a telescope lens in space, folding proteins and stowing air bags. NSF supported Demaine's postdoctoral fellowship (DMS-0102015), and he is now a co-PI on an NSF Information Technology Research award to design a network architecture that integrates millions of sensor...Built-in eyeshade offers clue to prehistoric past
...bove the eye. "These lobes would have acted like a lens shade on a camera or a baseball hat brim on humans. They prevented unwanted light from entering the lenses which would otherwise bounce around and cause a fuzziness in the image seen by the trilobite animal," said Chatterton. "These trilobites lived ...Lens replacement material may improve cataract treatment, eliminate bifocals
...ashington University in St. Louis. "As we age, the lens of the eye gradually loses its ability to adjust i... this gel has similar mechanical properties to the lens of the eye, and we hope it also will be able to perform the visual functions of the natural lens." ...SUCCESS 2002 Student Contest award ceremony
...light very weakly, and 2) formation of the thermal lens is unavoidably associated with horizontal temperature gradients and associated thermally convective currents, which are relevant for liquid mixtures and could easily destroy Soret-induced concentration profiles. Roberto Rusconi's experiment proposal ...Popular Science announces second annual 'Brilliant 10:' the country's top young scientists
...ped engineers figure out how to unfold a telescope lens in outer space without damaging it, among other things. Tejal Desai, 31, Boston University, for her work in the field of tissue engineering. For her PhD project, Desai built an implantable device that eliminates the daily insulin injections diabeti......acceptance. Social science can help construct the lens (or lenses) through which we see nanotechnology, and understand its implications so these can be anticipated and incorporated into development. Nanotechnology is also an opportunity to investigate broader themes, such as an evaluation of the driver...Hot proteins may sharpen DNA tests; help bioprocessing
...event cataracts by keeping the proteins in the eye lens fluids from deteriorating. The polymerase chain reaction, or PCR, which is commonly used in clinical medicine, forensic science, evolutionary biology and archeology, and genetic disease diagnostics, relies on a heat stable DNA polymerase. Robb exp...Scientists at UCSB link brain plaques in Alzheimers disease to eye disease
... cornea and lens. The curvatures of the cornea and lens bend the rays of light, like the lens of a camera and bring them into focus upon a thin, transparent layer of nerve tissue, called the ret...ALife experiments show how complex functions can evolve
... for seeing, and it has all sorts of parts like a lens that can be focused at different distances that m... today. The crystalline proteins that make up the lens of the eye, for example, are related to those that serve enzymatic functions unrelated to vision. S...Artificial life experiments show how complex functions can evolve
...for seeing, and it has all sorts of parts - like a lens that can be focused at different distances - that ... today. The crystalline proteins that make up the lens of the eye, for example, are related to those that serve enzymatic functions unrelated to vision. S...Key gene in orchestrating embryo development also fine tunes organization of the retina
...itical to the normal development of the liver, the lens of the eye, and the entire lymphatic system, which is a critical part of the immune system." The ongoing work at St. Jude has demonstrated that during embryo development, Prox1 plays at least three critical roles. It controls the proliferation of cel......g the meeting include: developments in contact lens research; advances in refractive surgery to modify defects in the eye; new surgical procedures to address presbyopia, the deterioration of the eye's ability to switch from focusing on distant objects to those nearby; loss of vision associated w...