University of Washington engineers and NanoFacture, a Bellevue, Wash., company, have created a device that can extract human DNA from fluid samples in a simpler, more efficient and environmentally friendly way than conventional methods.
Researchers have uncovered mutations in the phosphatase Wip1 that enable cancer cells to foil the tumor suppressor p53, according to a study in The Journal of Cell Biology. The results could provide a new target for the treatment of certain cancers.
A mutant protein responsible for Hutchinson-Gilford Progeria syndrome (HGPS) bars large proteins from entering the nucleus, according to a study in The Journal of Cell Biology.
University of Alabama in Huntsville assistant biology professor Dr. Leland Cseke and HudsonAlpha Institute for Biotechnology researcher Dr. Jian Han have joined forces to identify invasive plant species that are sneaking into the US.
Researchers from Huntsman Cancer Institute (HCI) at the University of Utah have developed a novel and powerful technique to identify the targets for a group of enzymes called RNA cytosine methyltransferases (RMTs) in human RNA.
For the first time, human embryonic stem cells have been transformed into nerve cells that helped mice regain the ability to learn and remember.
A massive study analyzing gene expression data from 22 tumor types has identified multiple metabolic expression changes associated with cancer, as well as hundreds of potential drug targets that could cut off a tumor’s fuel supply or interfere with its ability to synthesize essential building blocks. Published in Nature Biotechnology.
A bioengineering research team from the National University of Singapore (NUS) team led by Associate Professor Zhang Yong has developed a novel microfluidic device for efficient, rapid separation and detection of non-spherical bioparticles.
Epidemiological studies have indicated that dietary habits and antioxidants from diet can influence the incidence of neurodegenerative disorders such as Alzheimer's and Parkinson's diseases.
As part of a multicenter clinical trial, researchers at University of California, San Diego School of Medicine are evaluating Pexa-Vec (JX-594) to slow the progression of hepatocellular carcinoma or liver cancer. Pexa-Vec is a genetically engineered virus that is used in the smallpox vaccine.
Treating patients with cells may one day become as common as it is now to treat the sick with drugs made from engineered proteins, antibodies or smaller chemicals, according to UC San Francisco researchers. They outlined their vision of cell-based therapeutics as a “third pillar of medicine” in an article published online April 3 in Science Translational Medicine.
Engineering researchers at Rensselaer Polytechnic Institute have developed a new method to kill deadly pathogenic bacteria, including listeria, in food handling and packaging. This innovation represents an alternative to the use of antibiotics or chemical decontamination in food supply systems.
Researchers at Sandia National Laboratories are developing a medical instrument that will be able to quickly detect a suite of biothreat agents, including anthrax, ricin, botulinum, shiga and SEB toxin. The device, once developed, approved by the Food and Drug Administration and commercialized, would most likely be used in emergency rooms in the event of a bioterrorism incident.
New research explains how certain traits can pass down from one generation to the next – at least in plants – without following the accepted rules of genetics.
Medical advances in biotechnology seem to be coming faster than the public can understand them all or even discuss how society should handle ethical, legal and moral considerations. To spark the national conversation Wake Forest University has partnered with Baylor University for “After the Genome: The Language of our Biotechnological Future” April 12-13 at Wake Forest’s Benson University Center. Fourteen scholars from across North America with expertise in medicine, science, religion and communication will present.
Researchers at the Institute of Molecular Biotechnology of the Austrian Academy of Sciences (IMBA) in Vienna have identified a completely new mechanism in the onset of motor neuron diseases. Their findings could be the basis for future treatments for these presently incurable diseases.
For the first time, scientists have shown that transplanted eyes located far outside the head in a vertebrate animal model can confer vision without a direct neural connection to the brain. Tufts University biologists used a frog model to shed new light – literally – on one of the major questions in regenerative medicine and sensory augmentation research.
One reporter tries out a genome sequencing machine that may revolutionize medicine.
Researchers have now found stem cells inside the parasite that cause schistosomiasis, one of the most common parasitic infections in the world. These stem cells can regenerate worn-down organs, which may help explain how they can live for years or even decades inside their host.
Cornell bioengineers and physicians have created an artificial ear – using 3-D printing and injectable molds – that looks and acts like a natural ear, giving new hope to thousands of children born with a congenital deformity called microtia.
The circadian clocks that control and influence dozens of basic biological processes have an unexpected 'snooze button' that helps cells adapt to changes in their environment.
In a study of mice, researchers at Johns Hopkins have identified a new molecular pathway involved in the growth of tiny air sacs called alveoli that are crucial for breathing. The scientists say their experiments may lead to the first successful treatments to regrow the air sacs in people who suffer from diseases such as emphysema in which the air sacs have been destroyed by years of smoking. The work may also suggest new therapy for premature infants born before their lungs are fully developed.
Canada-US-Italian research team develops a cocaine biosensor inspired from nature. Since the beginning of time, living organisms have developed ingenious mechanisms to monitor their environment. As part of an international study, a team of researchers has adapted some of these natural mechanisms to detect specific molecules such as cocaine more accurately and quickly. Their work may greatly facilitate the rapid screening—less than five minutes—of many drugs, infectious diseases, and cancers.
A new study from engineers at Rensselaer Polytechnic Institute and the University of California, Berkeley, pairs light and genetics to give researchers a powerful new tool for manipulating cells. Results of the study, published in the journal Nature Methods, show how blue light can be used as a switch to prompt targeted proteins to accumulate into large clusters.
A simple technique uses silica to coat a living cell both inside and outside. The process forms a near-perfect replica of the cell's structure, down to the tiniest organelle. The resulting model, heated, creates nature-sculpted nanotools with components far stronger than when built out of flesh.
In one of the first genome-wide studies to hunt for both genes and their regulatory “tags” in patients suffering from a common disease, researchers have found a clear role for the tags in mediating genetic risk for rheumatoid arthritis (RA). The scientists say they were able to spot tagged DNA sequences that may be important for the development of RA.
Scientists at the Texas Biomedical Research Institute in San Antonio have for the first time demonstrated that baboon embryonic stem cells can be programmed to completely restore a severely damaged artery. These early results show promise for eventually developing stem cell therapies to restore human tissues or organs damaged by age or disease.
Sandia National Laboratories Truman Fellow Anne Ruffing has engineered two strains of cyanobacteria to produce free fatty acids, a precursor to liquid fuels. Micro-algal fuels might be one way to reduce the nation’s dependence on foreign energy. Such fuels would be renewable since they are powered by sunlight. They also could reduce carbon dioxide emissions since they use photosynthesis, and they could create jobs in a new industry.
Tufts University School of Engineering researchers have developed a new technique, called bioskiving. The fabrication process creates collagen structures from thin sheets of decellularized tendon stacked with alternating fiber directions that maintain much of collagen's natural strength.
Cedars-Sinai Heart Institute researchers have reprogrammed ordinary heart cells to become exact replicas of highly specialized pacemaker cells by injecting a single gene (Tbx18)–a major step forward in the decade-long search for a biological therapy to correct erratic and failing heartbeats.
Turning vast amounts of genomic data into meaningful information about the cell is the great challenge of bioinformatics, with major implications for human biology and medicine. Researchers at the University of California, San Diego School of Medicine and colleagues have proposed a new method that creates a computational model of the cell from large networks of gene and protein interactions, discovering how genes and proteins connect to form higher-level cellular machinery.
Biologists at UC San Diego have succeeded in genetically engineering algae to produce a complex and expensive human therapeutic drug used to treat cancer.
Antibodies developed by researchers at Rensselaer Polytechnic Institute are unusually effective at preventing the formation of toxic protein particles linked to Alzheimer’s disease and Parkinson’s disease, as well as Type 2 diabetes, according to a new study.
Researchers at the University of California, Santa Cruz, have developed a new strategy for finding novel antibiotic compounds, using a diagnostic panel of bacterial strains for screening chemical extracts from natural sources.
Johns Hopkins researchers report concrete steps in the use of human stem cells to test how diseased cells respond to drugs. Their success highlights a pathway toward faster, cheaper drug development for some genetic illnesses, as well as the ability to pre-test a therapy’s safety and effectiveness on cultured clones of a patient’s own cells.
Although much research is being done to combat primary tumors, there still exists a crucial need to find a treatment that can be effective against metastatic cancer, or “mets.” Could a virus be the answer that finally beats the mets?
New study shows a compound produced naturally by marine algae, stimulated nerve cell growth and plasticity in cultured mouse neurons. This research advances a potentially new pharmacological treatment to aid recovery of brain function following a stroke or other traumatic brain injury.
A thin, flexible electrode developed at the University of Michigan is 10 times smaller than the nearest competition and could make long-term measurements of neural activity practical at last.
Texas Biomedical Research Institute scientists have developed a faster, less expensive route to screen suitable tests for bioterror threats and accelerate the application of countermeasures.
In her lab, MHC biochemistry professor Megan Núñez has discovered a way to inhibit the ‘stickiness’ of a strain of the E. coli bacterium, possibly changing the way infection is treated.
Researchers have made important advances in the rapidly-expanding field of “regenerative medicine,” outlining for the first time connections in genetic regulation that normally prevent birth defects in heart and facial muscles. This basic research will provide a road map to ultimately allow scientists to grow the cell types needed to repair such defects, from stem cells that can be generated from a person’s own body.
Universities not only provide the ideal petri dish for cultivating bioscience with commercial potential, but have a moral obligation to do so, given the opportunity to translate public funding into health and jobs, according to a new case study by UCSF researchers.
System biologists have teamed up with mechanical engineers from UT Dallas to conduct cell research that provides information that may one day be used to engineer organs.
• From suspensions of single kidney cells, researchers have constructed “organoids” that can carry out kidney functions when implanted into a living animal. • The advance marks a considerable step toward the goal of engineering kidney tissues suitable for transplantation. Tissue engineering of kidneys could help alleviate the shortage of kidneys for transplantation.
Global health researchers are working on cheap systems like a home-based pregnancy test that might work for malaria, diabetes or other diseases. A new chemical technique makes medically interesting molecules stick to regular paper -- a possible route to building such paper-based diagnostics from paper you could buy at an office-supply store.
Modulating immune response to injury could accelerate the regeneration of severed peripheral nerves, a new study in an animal model has found. By altering activity of the macrophage cells that respond to injuries, researchers dramatically increased the rate at which nerve processes re-grew.
Guided by magnetic forces, miniature robots could navigate the human body, performing delicate medical tasks with precision and ease.
The same “green revolution” concepts that have revolutionized crop agriculture and helped to feed billions of people around the world may now offer similar potential in forestry, scientists say, with benefits for wood, biomass production, drought stress and even greenhouse gas mitigation.
Researchers have discovered a molecule that may be capable of delivering drugs inside the body to treat diseases.
Feeling wheezy? You could call the doctor. Or soon you could use your smartphone to diagnose your lung health, with a new app that uses the frequencies in the breath to determine how much and how fast you can exhale.
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