Moving DNA Molecules With Magnetic Tweezers
...e benchtop microscope. But hebelieves the magnetic manipulation technique will work with otherbiological polymers, including those designed to carry medicineto a specific site. The magnetic tweezers could also be used ingenetic engineering, where scientists need to move genes andenzymes within microscopic cells, ...Team Identifies Switch For Tumor Suppressor Gene
...at may be to control acell's proliferation through manipulation of the RB protein." The Rochester group has identified the protein thatactivates RB to slow down cell proliferation. The protein, knownas PP1c, does its work during a very narrow time frame duringmitosis, when a cell is dividing. PP1c turns...Trojan Horse Virus Controls Hiv Infection
...t in the body. Thereshould be no need for ex-vivo manipulation of cells." She envisions manypotential applications of this research. Surface-modified live vectors like VSV could be used to shuttle into the bodyviruses or toxins to destroy infected or cancerous cells, ortherapeutic genes to protect uninfected ce...NSF Grant For Sphingolipid Research
...these studies could lead to advances in crop plant manipulation so that plants may bettertolerate environmental stresses or be more resistant to pathogenic organisms. Three Williams students, Pamela Bromley '98 from Colorado Springs, Colo.; Julie Cantatore '99 fromArmonk, N.Y.; and Honora Englander '98 from Newt...New Molecular Switch Is The Key That Unlocks DNA Repair
...ure anticancer drugs. “Any cellular manipulation of its DNA is an inherently risky process since loss or alterations can result in mutations or cell death,” Dr. Fishel says. “To accurately perform such processes, it is likely that the cell assembles all of the necessary compon...Microsurgery Made More Accurate With Virtual Measuring Tool
...t, providing an extra perceptual aid to facilitate manipulation of the pointer in depth [Ruffo 1992]. Second, a computer assisted feature grabber allows the user to place the pointer more accurately when selected. This option is based on machine vision detection of edges and correlated features and provides the u...MIT's Mini Respirator Breathes Life Into Mutant Mice
...erapies. Sometimes, however, this genetic manipulation has unintendedconsequences. Among other things, it can cause respiratory failure that can killthe animals. "Until now there was nothing available to resuscitate these mice, whichrepresent a major commitment of research time and money," said ...Environmental Technology Breakthroughs Forecast -- Year 2008
...008 as:Agrogenetics--Genetic engineering and plant manipulation will reduceagricultural impacts on the environment. Growing crops will require lesspesticide due to greater resistance to pests. Other crops will be engineered touse their nutrients efficiently, requiring less fertilizer or water whileproviding hig...AAAS Forum To Examine American Attitudes
...e an overview of the scientific advances ingenetic manipulation of food organisms as well as the industrial and consumerperspectives on the use of the technologies. In the afternoon, a panel ofscientists and policy-makers will respond to questions on the science, publicacceptance, ethical, and regulatory conside...Platelet Receptor Biology Is Key To Fighting Heart Disease
...uclei, thereby useless forstudies in which genetic manipulation of a protein is necessary. In a paper inthe June 12 issue of the Journal of Biological Chemistry, Bennett's teamdescribes a new technique in which they have successfully changed andexperimented with IIb/IIIa receptors expressed in b-lymphocytes, circ...... The use of semiconductor devices, which allow the manipulation ofelectric current, has revolutionized information and communications technology.These devices are actually created by introducing impurities into specificregions of a semiconducting material, allowing researchers to control thecurrent in a number of...Engineering Animation, Inc. Demonstrates Internet Anatomy At Visible Human Project Conference
...by EAI and Hewlett Packard, thatenables on-the-fly manipulation and interrogation of large 3D models. Thismarriage of the Visible Human data and EAI technology allows students tointeract with 3D gross anatomy; zoom in and out for close-ups and expansiveviews; and rotate muscles, bones, and organs in 3D space for ......'s function. But the genome of HSV was too bigfor manipulation in the laboratory, so Dr. Roizman's group induced the virusitself to cut and paste genes into its own DNA. "We found that if we put a piece of DNA with some homology [geneticsimilarity] to HSV into a cell infected by the virus, about one in a...Researchers Externally Regulate Gene Implanted In Brain
...ickly without having to be dependent onthe genetic manipulation of embryos," Samulski says. Rebecca P. Haberman, a UNC-CH graduate student in neurobiology, is thestudy's lead author. She is training in the laboratories of Samulski and Dr.Thomas J. McCown, research associate professor of psychiatry. ...NSF's Highest Honor For New Faculty Fosters Integration Of Research And Education
...efrontalcortex. Working memory is the storage and manipulation of information duringthe performance of a task. Along with this research, Wang is enhancing thetraditional physics curriculum, helping to develop courses in computationalneuroscience and developing interactive computational teaching tools for use in...New Clues To Evolution Of Human Brain
..., abstract reasoning, planning for the future,and manipulation of information." In the past, researchers who wanted detailed studies of human brain activitystruggled because they lacked effective investigative tools. In experiments with people, two of the best technologies brought only limited success in mapping...National Science Board Honors Maxine Frank Singer With Vannevar Bush Award
... leader on issues related to thepromise of genetic manipulation in research and the curing of disease. Sheshares with other scientists a concern about the decline of math and scienceeducation in this country, the lack of understanding of science among thegeneral population, and the underrepresentation of women a......atterns are then subject to extensive mathematical manipulation todetermine electron densities and enable investigators to interpret the patternsproduced. Finally, Luger will begin a long process of matching patterns--by eyeand hand--on a powerful graphics computer. "The pattern recognition (the shape...$6.75 Million to extend primate studies of diet and aging
...information about the biology of aging and how the manipulation of diet caninfluence the process of growing old. Those finding include: Signs that good health can be extended into old age. Diabetes, forexample, has been held at bay in monkeys on a restricted diet. Animalsallowed to eat freely have a greater inc...DNA fingerprinting reveals surprise in wine-grape family tree
...professor Carole Meredith, an authority on genetic manipulation and analysis of grapevines, and John Bowers, a genetics doctoral candidate atthe time the research was conducted, report their findings in the September 3issue of the journal Science. "Not only is this finding historically intriguing, but it also has...