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Tag: "their" at biology news

Duke Chemists Isolating Individual Molecules Of Toxic Protein In Alzheimer's, Parkinson's Disease

... study these interactions by retracting the tip of their AFM, which can measure changes in force at the ato...uired to bring the molecules together. Then, using their knowledge of protein chemistry, they can develop hypotheses about how those particular monomers migh...

Genetic Variation Visualization - From EMBL

...les fromnewly diagnosed patients can be tested for their specific PI3K pathwayabnormality in order to find a drug that zeroes in on what may be thecancer’s Achilles?heel, Mills says. “Using those drugs in combinationwith other treatments such as chemotherapy may significantly advancebreast cancer care,?he ...

MetaChip provides quick, efficient toxicity screening of potential drugs

...e, but women may not always be able to insist that their male partners use measures to prevent HIV transmission," notes NIAID Director Anthony S. Fauci, M.D. "If effective, microbicides would be a valuable woman-controlled means of slowing the pace of the HIV/AIDS epidemic," Dr. Fauci adds. The first volu...

Newly Discovered Compound Blocks Known Cancer-Causing Protein

...ogist and cancer biologist. Moreover, said Casey, their discovery is the first to emerge from the Duke Small Molecule Screening Facility, which houses a library of more than 13,000 compounds available for screening promising drugs with potential to fight cancer and other diseases. Using automated robotics...

New Mixing Method for Microchip-Sized Labs

...les fromnewly diagnosed patients can be tested for their specific PI3K pathwayabnormality in order to find a drug that zeroes in on what may be thecancer’s Achilles?heel, Mills says. “Using those drugs in combinationwith other treatments such as chemotherapy may significantly advancebreast cancer care,?he ...

Tiny scaffolding allows stem cells to become working fat cells

...d biologic components that all cells require to do their work. This discovery offers hope of a new approac...h cells called pre-adipocytes cells that had begun their transformation from stem cells. "They just needed to be tweaked with a cocktail of hormones for them...

Plants defy Mendel's inheritance laws, may prompt textbook changes

...rs, some plants revert to normal traits carried by their grandparents, bypassing genetic abnormalities carr...he preceding generation that can be transferred to their offspring, even though the traits aren't evident in the parents, according to Purdue University rese...

Antibodies from plants protect against anthrax

...uld be used to treat anthrax exposure. They report their findings today at the 2005 American Society for Mi... harvested from the infected plants and tested for their ability to protect mice against anthrax infection. The plant-produced antibodies were just as effect...

UCSD discovery may help extend life of natural pesticide

...Bt's ability to bind, the researchers believe that their discovery will make it possible to develop better ...the chemical nature of these sugar structures--how their atoms are arranged, and how the toxin binds to them." "Bt toxin, which is produced by a soil bacter...

Scientists identify new model Of NK cell development

...dstream and migrate to the thymus where they learn their role. In contrast, B cells, which make antibodies,...lls might be wrong. In building a case to support their beliefs, they first identified the NK precursor cell, then, they measured the number of the precurso...

The very unexpected life and death of a leukemic cell

...of production of CLL cells, and the time-course of their death. For years, doctors and scientists believed that CLL was a static disease of long-lived lymphocytes -- that the leukemia cells were both immortal and born at a slow rate, causing the slow rise in cell count over time. But researchers had been ...

Study of genomic DNA leads to new advances in cancer diagnostics

...nvestigators utilized several practical methods in their study, potential exists for future diagnostic applications. The cell smear assay, which is similar to methods commonly used in diagnostics laboratories (such as Pap smears), could be applied to such a purpose. The authors also used flow cytometry to ...

Research Using Mouse Models Reveals A Novel Key Player In The Initiation Of Colon Cancer

...e epithelium) and causes them to lose control over their proliferation leading to tumors. Now Klaus Kaestn...cancers and develop tumor growths called polyps in their colons, eventually leading to death. Inactivating the APC gene was found, as in human cells, to caus...

NJIT Presidential Award winner takes stem cell research another step

...tem cells also have a unique trait that lends them their magic: Under the right conditions, or given the pr...rinzeh says. In many such surgeries, patients lose their limbs. But if her method of implanting stem cells is shown to induce bone repair, amputation may not...

Bird Brains Show How Trial and Error May Contribute to Learning

...birds with damage to that region of the brain lost their improvisational ability. In birds without a functioning LMAN, Kao and her colleagues still found differences between the two types of songs, but the solo song lost its subtle variations. "In a nutshell, our paper suggests that the basal ganglia play...

Agilent Technologies releases automated literature search tool for biology researchers

...ual map of complex biological networks, increasing their understanding of molecular pathways and the biolog...to researchers everywhere so that they can analyze their own data more effectively and put it into a biological context." With the Agilent Literature Search...

The Bacteria's guide to survival

...d induce too much cell death, they could take down their host before they're able to jump ship, thus hurtin...influence gene expression and the fate of cells in their hosts by tugging on the host cells' membranes with their pili. For bacteria like N. gonorrhoeae that...

Influenza vaccine uses insect cells to speed development

...rimental cell-based influenza vaccine. They report their findings today at the 2005 American Society for Microbiology Biodefense Research Meeting. "The bird flu may become the next flu pandemic strain. It could happen at any time," says Keyang Wang, a scientist at Protein Sciences Corp. and a researcher o...

Boosting HIV screening can increase survival and is cost effective

... that 280,000 Americans with HIV remain unaware of their infection. Efforts to promote and finance routine, population-based HIV screening should be pursued aggressively." Douglas K. Owens, M.D., of the VA Palo Alto Health Care System, and his team at the VA, Stanford and St. Michael's Hospital in Toronto...

RNA project to create language for scientists worldwide

...nd system for describing, cataloging and comparing their findings. An international team of RNA scientists...etings of RNA scientists. Members will also report their progress at the annual RNA Society meetings and receive feedback from the wider community of researc...

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