Researchers use multiphoton microscopy to watch chromosomes in action
...onventional cells. This enlarges the usual nuclear dimensions by about 10 times, making them large enough to image the detail. The results were stunning. "Within two weeks we had spectacular pictures," said Lis. The images included pictures of the genes (hsp70 genes) that protect flies from the effects of extre...With record resolution and sensitivity, tool images how life organizes in a cell membrane
...n wafer to make the lipid bilayer flatten into two dimensions and organized the flat membrane with a pattern of ...acteria and toxins. ''Many proteins live in three dimensions for part of their life and in two dimensions for part of their life,'' Boxer said. ''They go back an...NHGRI aims to make DNA sequencing faster, more cost effective
...g high-density arrays of wells with sub-micrometer dimensions for ordering single nanoparticles and DNA molecules. The investigator will attempt to demonstrate that more than 1 billion individual DNA molecules can be sequenced in massive parallel though a process involving cyclic sequencing by ligation, a proce...Giant insects might reign if only there was more oxygen in the air
...dies of different-sized beetles whether tracheal dimensions increase proportionately as the beetles get larger...earchers used x-ray images to compare the tracheal dimensions of four species of beetles, ranging in size from 3mm (Tribolium castaneum, about one-tenth of an inc...Nanoparticle assembly enters the fast lane
...tory recently found. Nanoparticles, particles with dimensions on the order of billionths of a meter, could potentially be used for more efficient energy generation and data storage, as well as improved methods for diagnosing and treating disease. Learning how to control and tailor the assembly of these miniscul...Further investment for genomics announced
... next few years will include addressing the social dimensions of the applications of genomics in health service delivery, with reference to both common and rare diseases; and in areas such as food and nutrition, behaviour and criminal responsibility, and human enhancement. EGENIS, the ESRC Centre for Genomics ...Rock climbing does not increase risk of osteoarthritis
...on-climbers for four measures of bone strength and dimensions and osteoarthritis. The results suggest that climbers are not at an increased risk of developing osteoarthritis compared with non-climbers. Climber's finger and hand bones are, however, greater in cross-sectional area and total width, indicating th...... geometry. The team constructed a CIT with smaller dimensions than usual, optimized the geometry, and exchanged the usual terminal electrodes of the cylinder with transparent, electrically conducting plates. This special construction is what made application of the precise light-scattering technique for the mas...Supercomputing equipment to advance the frontiers of computational biology
...ntinue the impressive advances in shrinking device dimensions seen by electronics manufacturers, and to enable key nanotechnology innovations in the fields of energy, biotechnology, arts, and medicine. Learn more at the CCNI Web site: http://rpi.edu/research/ccni/index.html ....Extreme life, marine style highlights 2006 ocean census
... the boundaries of knowledge. Other marine life dimensions Marine rush hour commuters At dusk above Mid-Atlantic Ridge, Census researchers encountered a rush hour, when animals rise to the surface to feed as if returning home for supper, and measured the traffic precisely. Using the worlds first long-term...MIT creates 3-D scaffold for growing stem cells
...nd medical schools in Milan, Italy. Life in two dimensions Biomedical researchers have become increasingly aware of the limitations of growing living cells in coated, two-dimensional Petri dishes and glass slides. In the body, cells are attached to and supported by the cells, other structures and proteins...World's largest flower evolved from family of much tinier blooms
... think I would have been fearful of mentioning the dimensions of this flower, so much does it exceed every flower I have ever seen or heard of."...MIT 'microsieve' could aid study of diseases
...e designed the anisotropic sieve in two orthogonal dimensions (at a right angle), which enables rapid continuous-flow separation of the biological sample. This allows continuous isolation and harvesting of subsets of biomolecules that researchers want to study. And that increases the probability of detecting ev...Worldwide research network needed to really understand what is changing in the Arctic
... the land, the ocean, the atmosphere and the human dimensions and examining it all as a system is the key goal of establishing an Arctic Observing Network (AON). "We're trying to understand how the Arctic system is responding, not just to climate change although that is a major reason but also to environme...Scientists will discuss creating a culture of sustainability February 19 at AAAS
...n California, with special emphasis on the ethical dimensions of climate policy discussions in the state. Ehrlich will discuss that project during his Feb. 19 AAAS lecture, "Ethics, the Stanford Pilot MAHB and the Role of Universities in Solving the Human Predicament." According to Ehrlich, universities must...Counting heads or measuring space?
...the signal substance is only used to determine the dimensions of the space surrounding the cell (diffusion sensi... on the communication than the cell density or the dimensions of the space surrounding them. Therefore, the scientists developed a synthesis of the two models, wh...AGU Journal Highlights -- April 16, 2007
...mines the spatially averaged stress field in three dimensions in the vicinity of the event, both before and after the earthquake, based on estimates of the orientations of principal stresses and the stress changes associated with the event. Although uncertainties are relatively large compared to the calculated ...How to look at dinosaur tracks
...erosion that has occurred, the larger the apparent dimensions of the track. Applications of this apparently larger foot size derived from an undertrack may lead to calculations of higher estimated hip length, and, as the authors point out, may also lead to slower speed estimates.......ade by traditional mass spectrometry. Because the dimensions of the lipid bilayer and the alpha-hemolysin pore, as well as the required amount of electrical current, are at the nanoscale level, the "single-molecule mass spectrometry" technology may one day be incorporated into "lab-on-a-chip" molecular analyze...