New technique for tracking gene regulators
...nt role in certain cancers. "This technique can be applied to any protein that binds to specific sequences in the DNA and promises to be a very useful tool," says Dunn....Highlights of January 2005 issue of Biology of Reproduction
...e profound implications if the technologies can be applied to the clinic.(The full text of this paper is available from Biology of Reproduction--Papers in Press at www.biolreprod.org/cgi/rapidpdf/biolreprod.104.035659v1.pdf ) "Similar effects of osmolarity, glucose, and phosphate on cleavage past the 2-C...Urban ecology study witnessing the birth of a 'designer ecosystem'
...al ecology research, there are also some important applied science issues behind the project. "What we really want to know is whether we can have a sustainable urban ecosystem in this kind of environment and setting. What are the elements of it that are warning signs of vulnerability, of some kind of event t...JCI table of contents, 3 January 2005
...s, technically simple and efficient, were recently applied to primate embryonic stem cells and resulted in the generation of large numbers of DA neurons. In their current JCI study, Jun Takahashi and colleagues generated neurons from monkey embryonic stem cells and exposed these cells to FGF20, a growth fact...Transplantation of monkey embryonic stem cells reverses Parkinson disease in primates
...s, technically simple and efficient, were recently applied to primate embryonic stem cells and resulted in the generation of large numbers of DA neurons. In their current JCI study, Jun Takahashi and colleagues generated neurons from monkey embryonic stem cells and exposed these cells to FGF20, a growth fact...New method simplifies search for genetic changes associated with disease
...nuary issue of Nature Methods that they've already applied direct genomic selection to a region of DNA linked to psoriasis, a disfiguring and potentially debilitating inherited skin condition. "We quickly found 100 previously unidentified genetic variations with potential links to psoriasis," says senior aut...Story tips from the Department of Energy's Oak Ridge National Laboratory, January 2005
...orth Carolina State University (A. Gruverman) have applied scanning probe microcopy to living biosystems - in this case to look at the structure of a butterfly's wing. The 5-nanometer resolution images, obtained with a technique called atomic force acoustic microscopy, depict the infinitesimally complex stru...National Academy news: Water quality improvement in southwestern Pennsylvania
... southwestern Pennsylvania's case, CWARP should be applied at each of four "scales": the river basin, the metropolitan (multicounty) region, rural areas, and the urban core. For each scale, the report suggests institutional structures to help unify the municipalities' various efforts to improve water qualit...Development of portable infectious disease detector
...s of cells reliably. In the process, the group has applied for more than 12 patents. Meanwhile, Pria has developed a micro-optical fluorescence spectroscopy system and used it as the basis for a inexpensive male fertility detector that can be used in the home to measure sperm motility with an accuracy compar...New lensless imaging technique opens door to nanoscale world
...e technique. "Our approach is simple and it can be applied to a wide variety of samples from thin films to small structures coming from material science, biology or chemistry," Luening said. State-of-the-art light sources such as BESSY and SPEAR3 at SLAC achieve lensless imaging by filtering light so that th...Thinking small: Texas A&M team creates lab-on-a-chip
...of as being magnetic." The new procedures could be applied to other fields, he believes. "Though it has taken several years to achieve the droplet levitation process, we need to see if we can make progress with manipulating DNA, nanotubes and other things using both magnetic and electric fields. It would be ...Study in Royal Society journal on managing GM crops for environmental benefit
...istical approach to this problem. The approach is applied to the discovery record of large marine animals over the period 1828-1996. By the end of this period, a total of 217 species had been discovered. The estimated number of undiscovered species is 10. Contact: Dr Andrew Solow, MPC, Woods Hole Oceanogr...Deciphering the genetic babel of brain cells
...d onto tiny chips. When gene extracts of cells are applied to the chips, labeled with fluorescent indicators, genes from the cell extracts attach to their complementary counterparts on the chips. Measurements of the fluorescence of each spot give scientists an indication of the activity of particular genes. ...Improved recipe for magnetic brain stimulation
...tic application. In their studies, the researchers applied various patterns of repetitive magnetic pulses to the scalps of volunteer subjects. They aimed the pulses at the motor cortex that controls muscle response, because effects on the motor cortex can be objectively measured by recording the amount of el...Priming embryonic stem cells to fulfill their promise
...is comprised primarily of just five proteins. They applied spots of all 32 possible combinations of the five proteins as engineered niches onto the surface of gel-coated slides, and then added mouse embryonic stem cells to the niches. After the cells were allowed to grow, the researchers assayed their progre...Report assesses health implications of perchlorate ingestion
...ee recommended that an uncertainty factor of 10 be applied to the 0.007 mg/kg per day level to protect the fetuses of pregnant women who might have hypothyroidism or iodide deficiency. This results in the 0.0007 mg/kg per day reference dose recommended in the report. One committee member, concerned over t...Richard Zare awarded the 2005 Wolf Prize in chemistry
...ry" by developing "a series of novel techniques in applied physical chemistry that subsequently became indispensable to progress in chemical and biochemical analysis, particularly in relation to detection at the single-molecule, area-selective and sub-cellular levels." The jury also noted that Zare "has work...Harvard scientists discover how the venus flytrap snaps
CAMBRIDGE, Mass. - A team of applied mathematicians, physicists, and biologists has dis...d nature of our group, with expertise ranging from applied math and physics to biology," Mahadevan says. In addition to shedding light on an age-old ridd...Startling results from new biomedical research international conference
...ng the product to the brink of the marketplace and applied for a protective patent. But despite the company's outlay and effort, this was refused because several other companies had also been racing to develop the drug. Consequently although Genentech had won the contest, the development was legally deemed "...Wider use of simpler cervical cancer screening could benefit women in developing countries
...ar in screening women for cervical cancer could be applied in more situations in developing countries around the world, thus increasing the number of women whose disease is caught early and treated. This is among the key findings reported in an English-language article in the current (January 2005) issue of ...