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Tag: "generate" at biology news

Spleen may be source of versatile stem cells

...ops from embryonictissue that is known not only to generate precursors to many types ofblood cells, a function shared by the bone marrow, but potentially toform such diverse organs as the small intestine, uterus, vascularsystem and lung. They theorize that a pocket of these uncommitted cellsmight remain in th...

Fox Chase Cancer Center scientists identify immune-system mutation

...te blood cells (B cells, derived from bone marrow) generate antibodies against foreign agents that enter the b...mained obscure. "The mutant HD mice are unable to generate mature helper T cells, even though their immature T cells carry the CD4 protein," Kappes explained. ...

Scientists Replicate Hepatitis C Virus in Laboratory

...ic locations. These two ribozymes were designed to generate the correct ends of the HCV genome and to act as start and stop buttons to gene activity. The construct was “naked,?meaning that it contained only nucleic acids, the genetic material of the virus, and did not have the HCV viral envelope, a protective...

New Technique for Tracking Gene Regulators

...of the HumanGenome Project, a nationwide effort to generate the instrumentation andbiological and computational resources necessary to sequence the entirehuman genome, identify all functional genes, and help transfer thisinformation and related technology to the private sector for thebenefit of society (see D...

U-M scientist to talk about tissue engineering at AAAS

...ight place, then dissolves once the cells begin to generate to fill in the wound. "In certain kinds of defects, the body cannot heal itself and the body needs a jumpstart," Krebsbach said. To heal a large wound, like that created when a cancerous tumor is removed from the jaw, that often means taking a bone ...

First 'atlas' of key brain genes could speed research on cancer, neurological diseases

...ctors that regulate development of theneurons that generate the severe pain that is a common symptom ofmetastatic tumors.The research was funded by the Charles Dana Foundation, the NationalInstitutes of Health, and individual fellowships.Dana-Farber Cancer Institute is a principal teaching affiliate of theHar...

New Study from Affymetrix Laboratories Points to Changing View of How Genome Works

...microarrays can now be used as a discovery tool to generate annotations and discover new transcripts. In late 2005, Affymetrix plans to launch high-resolution tiling arrays for the entire human genome and several model organisms, including Drosophila, Arabidopsis, S. cerevisiae and S. pombe. Further Informat...

UCSD researchers maintain stem cells without contaminated animal feeder layers

...sue or organs. "Our findings provide a new way to generate human stem cell lines without contamination by animal cells or products," said the study's senior author, Alberto Hayek, M.D., UCSD professor of pediatrics and director of the Islet Research Laboratory at the Whittier Institute. Currently, stem cell...

Placenta Is A Rich Source Of Blood Stem Cells

...hich appear very early in development, are able to generate more blood stem cells and can give rise to a complete blood system when transplanted into an adult. Unlike other sites where blood stem cells are found during embryonic development, such as the liver, the stem cells in the placenta can increase in nu...

Scientists reveal molecular secrets of the malaria parasite

...rsityresearchers, Carlton's group was then able to generate maps thatcompare the degrees of similarity among genes on P. falciparumchromosomes and its rodent-malaria counterparts."The paper is significant on many levels, including the integration ofdraft genome sequence data with microarray and protein expres...

New SARS Protein Linked To Important Cell Doorway

... assistant professor of molecular microbiology, to generate orf7a-specific antibodies. Andrew Pekosz, Ph.D., assistant professor of molecular microbiology, applied those antibodies to cell cultures infected with the SARS virus, revealing that the virus does produce the orf7a protein. "We learned that the vi...

MSI releases 'moleculizer' - a new approach to simulation of intracellular biochemical networks

...inguishing aspect of Moleculizer is its ability to generate proteincomplexes and reactions as they are needed,...e, bytaking advantage of the power of computers to generate the thousands ofpotential protein complexes and reactions that cells are able togenerate.The Molecul...

NIAID Initiates Trial of Experimental Avian Flu Vaccine

...rial will test the vaccine’s safety and ability to generate an immune response in 450 healthy adults aged 18 to 64. If the vaccine is shown to be safe in adults, there are plans to test it in other populations, such as the elderly and children. H5N1 avian influenza leads to severe disease in both birds and h...

NJIT Presidential Award winner takes stem cell research another step

...out the patient's damaged bone tissue and begin to generate healthy tissue. After six months of treatments, the patient's bone would begin to heal. Arinzeh's drive to advance the science of stem cell research has gained her national recognition. In the fall, she earned the highest honor given to a young rese...

Bird Brains Show How Trial and Error May Contribute to Learning

...ircuit in a section of the forebrain that seems to generate the trial and error necessary to master sophisticated motor skills, such as singing in birds or speech and sports in humans. "It means this part of the brain is important for instructing or allowing changes in the song," said Mimi Kao, first author ...

VCU Researchers Identify Networks Of Genes Responding To Alcohol In The Brain

...s identified in these studies, they may be able to generate new treatments for alcoholism or addiction, Miles said. "The genes identified in our studies may eventually lead to other studies that can evaluate an individual's risk for becoming an alcoholic or suffering certain complications from alcohol," he s...

Supercomputer Dedicated To Bioengineering, Computational Biology Installed

...ical impulse thorough the heart wall require us to generate matricies with millions of individual cells, and our ability to solve such problems is limited by the memory available. This new cluster will enable completely new simulations of the heart and other biological systems." Traditional supercomputer cen...

LUCA technologies confirms real-time methane generation

...in microorganisms are "methanogens" ?microbes that generate methane by metabolizing organic materials includin...d the metabolic processes by which those consortia generate methane. The company expects to evaluate specific Geobioreactors and their potential for conversion ...

Hirsute Or Hairless? Two Proteins May Spell The Difference

...lops sheds light on the fundamental processes that generate a wide range of tissues and organs, including the lungs, cornea, and mammary glands. How complex, three-dimensional structures emerge from single sheets of cells is a fundamental question in developmental biology. The dispensability of hair follicle...

HIV vaccine trial breaks ground for future research

... responses to the vaccine. The vaccine was able to generate antibody responses in virtually all participants, and, in general, those with a higher response had a lower rate of infection than the placebo group. In an editorial accompanying the two papers, Barney Graham and John Mascola of the Vaccine Research ...

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