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Tag: "engineering" at biology news

Tiny particles could solve billion-dollar problem

...cher Michael Wong, assistant professor of chemical engineering and chemistry at Rice. "Using nanotechnology, we w...talysts in breaking down TCE, and the next step is engineering a system that will allow us to get at the polluted groundwater," said Joe Hughes, professor of civil...

“Nano-scissors?laser shows precise surgical capability

...la Ben-Yakar, an assistant professor of mechanical engineering atThe University of Texas at Austin, led the development of thetechnique. It acts like a pair of tiny “nano-scissors,?able to cut,for example, nano-sized units like nerve axons, the parts of nervecells that carry nerve impulses away from the cells to...

U-M scientist to talk about tissue engineering at AAAS

... meeting Feb. 17-21 in Washington, D.C. The tissue engineering panel is slated for Feb. 20 1:45-3:15 p.m. In the broadest sense, tissue engineering refers to growing human tissue through artificial means. Typically it involves harvesting a small s...

Solution to Pollution: New Bacteria Eats Toxic Waste

...engineer,?said Ron Sims, biological and irrigation engineering department head. “Past disposal practices and acci...oy PAH contaminants in the environment by applying engineering principles to microbial biotechnology, said Sims. “This research is extending itself to the world, a...

Study: Soap And Water Work Best In Ridding Hands Of Disease Viruses

...D. Sobsey, professor of environmental sciences and engineering in public health; and medical technologist Maria F. Gergen-Teague. Dr. Gregory P. Samsa, a Duke University biostatistician, helped analyze the data. "These findings are important because health-care associated infections rank in the top five causes ...

Probing The Promise And Perils Of Nanoparticles

...in the process. But the damage can be prevented by engineering dendrimers in particular ways, such as modifying t...ts found. And, added Banaszak Holl, "not only does engineering make them less harmful, but it also makes them better at what we want them to do. You don't lose any...

Researchers trace evolution to relatively simple genetic changes

...h the correct gene, the research team used genetic engineering techniques to insert the armor-controlling gene into fish "that are normally missing their armor plates. And that puts the plates back on the sides of the fish," Kingsley said. "So, this is one of the first cases in vertebrates where it's been possi...

Octopuses occasionally stroll around on two arms, UC Berkeley biologists report

...h the correct gene, the research team used genetic engineering techniques to insert the armor-controlling gene into fish "that are normally missing their armor plates. And that puts the plates back on the sides of the fish," Kingsley said. "So, this is one of the first cases in vertebrates where it's been possi...

Development of portable infectious disease detector

...anz Baudenbacher, assistant professor ofbiomedical engineering and physics, Vanderbilt researchers have furtherminiaturized this sensor technology to record rapid changes in themetabolism and signaling of individual cells. To handle such smallnumbers of cells, they have adapted a method for molding micro-channel...

Tiny scaffolding allows stem cells to become working fat cells

...sor of obstetrics and gynecology and of biomedical engineering at Ohio State University, reported this progress in the current issue of the journal Tissue Engineering. "There is a serious shortage of transplantable organs available for thousands of patients nationally," Kniss said. "One ultimate goal of this wo...

UCSD discovery may help extend life of natural pesticide

... field can figure this out, it might allow for the engineering of toxins that can utilize either type of receptor alternatively, such that host resistance would require the mutation of both receptor types. This means that resistance would be exponentially less probable." ...

NJIT Presidential Award winner takes stem cell research another step

.... Arinzeh, PhD, assistant professor of biomedical engineering at NJIT, is researching the use of stem cells to i...rstar," says Mike Jaffe, a professor of biomedical engineering and chemistry at NJIT. "She's at the leading edge of modern biology and if anyone can take stem-cell...

Programmable cells: Engineer turns bacteria into living computers

...id Ron Weiss, an assistant professor of electrical engineering and molecular biology. Collaborating with researc...am Gerchman at Princeton and professor of chemical engineering Frances Arnold and graduate student Cynthia Collins at Caltech. It was funded by a grant from the U....

UCLA launches $20 million stem cell institute to investigate HIV, cancer and neurological disorders

...Drawing together experts from fields as diverse as engineering to molecular biology, UCLA officials announced March 16 the formation of the Institute for Stem Cell Biology and Medicine to conduct embryonic and adult stem cell research that may lead to better treatments for HIV, cancer and neurological disorders....

DuPont's first biologically derived polymer receives global recognition

...loor covering, textiles for apparel and interiors, engineering resins and packaging. DuPont scientists recently developed a way to make Bio-PDOTM, the key Sorona® ingredient, from corn using a new biological process that requires over 40 percent less total energy than the traditional petrochemical feedstock. ...

Probing the promise and perils of nanoparticles

...in the process. But the damage can be prevented by engineering dendrimers in particular ways, such as modifying t...ts found. And, added Banaszak Holl, "not only does engineering make them less harmful, but it also makes them better at what we want them to do. You don't lose any...

Researchers devise way to mass-produce embryonic stem cells

...ian Yang, a professor of chemical and biomolecular engineering at Ohio State University. Federal rules forbid the federal funding of research on human embryonic stem cell lines that aren't listed on the National Institutes of Health's Human Embryonic Stem Cell Registry. There are currently 22 embryonic stem cel...

Transgenic plants remove more selenium from polluted soil than wild plants, new tests show

...in developing transgenic plants for remediation is engineering them in such a way that the risk of gene transfer is reduced or eliminated," said Banuelos. Terry said that techniques now being developed by plant geneticists -- such as modifying chloroplast DNA rather than nuclear DNA -- will eventually reduce th...

WHO Warns Of Increased Risk Of Vector-borne Diseases In Tsunami-affected Areas

...ding establishment of a proper drainage system and engineering methods are key components of WHO's long-term strategy to rehabilitate the damaged or destroyed public health infrastructure. To implement this health system rehabilitation strategy, WHO urgently requires US$67 million for activities through the next...

Gene therapy promising for growing tooth-supporting bone

...nnobile, also an associate professor of biomedical engineering and director of the Michigan Center for Oral Healt...rves as chief scientific officer of private tissue engineering firm Ivoclar Vivadent-Dentigenix, was a co-author, as well. ...

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