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Tag: "modes" at biology news

Dual gene therapy suppresses lung cancer in preclinical test

...nation chemotherapy, and we also combine different modes of therapy - surgery, radiation and chemotherapy. Now you've got the possibility of combined targeted gene therapy," said Jack Roth, M.D., professor and chair of the M. D. Anderson Department of Thoracic and Cardiovascular Surgery and a senior resear...

Antivirals effectively curb influenza virus

...ousness, the authors speculated that the different modes of administration ?oral for oseltamivir and inhaled for zanamivir ?and resultant upper-respiratory viral levels could be the key, with zanamivir not reaching or affecting influenza virus in the nose. While both antivirals reduced cough, in earlier st...

Discovery of an HIV inhibitor in human blood points to new drug class

...ll fall into one of four categories based on their modes of action, and a growing number of HIV strains are becoming drug resistant. HIV resistance to one drug can lead to resistance to other drugs in the same class, a phenomenon known as crossresistance. "You want a lot of drug classes because multi...

Making a face: A new and earlier marker of neural crest development

...urrent text-book models and suggest that different modes of neural crest induction operate during development," said Martín García-Castro . "Interestingly, the one we have uncovered is related to the early, cranial neural crest cells, the only ones in higher vertebrates that retain bone and cartilage form...

Rice scientists unveil 'nanoegg'

... symmetry breaking, we are able to make these dark modes bright by providing dipole moments for more of the incoming light." ...

VCU Massey Cancer Center researchers identify a new class of anti-cancer drugs based on platinum

...designed to overcome resistance by emphasizing new modes of DNA binding, and in the process we have found that the amount of platinum drug entering cells is increased," he said. "The effectiveness of a platinum drug in killing cells is directly related to its concentration inside the cell." DNA-damaging ...

Tropical Atlantic cooling and African deforestation correlate to drought, report scientists

...opulation migration, giving rise to changes in the modes of agricultural production, and influencing the fall or rise of civilizations." Weldeab points out that the past 50 years are marked by deforestation and overgrazing much greater than that of the past, thus disturbing the climate system that results...

Learning how SARS spikes its quarry

...nsmission," said Harrison. "And we know that those modes of transmission depend on specific mutations in the spike protein that affect spike-receptor interaction. "One of the critical issues in a SARS epidemic would be to predict whether a given variant of the virus will jump species or move laterally fr...

IMF Launches World’s First DNA Database for Myeloma Patients

...n genital size between species, inferring possible modes of speciation. Since variation in predator regime exists between as well as within species, we can test specific theoretical predictions regarding genital evolution to evaluate what processes might have caused the patterns." Langerhans also plans to...

Certain fish have a special mating preference

...n genital size between species, inferring possible modes of speciation. Since variation in predator regime exists between as well as within species, we can test specific theoretical predictions regarding genital evolution to evaluate what processes might have caused the patterns." Langerhans also plans to...

Bee mites suppress bee immunity, open door for viruses and bacteria

...ony as a city, then we have a variety of infection modes ?queen to eggs, workers to food supply, bee to bee, and parasite to bee." ...

Product improves peptide identification for proteomics research

...o has two new data-dependent neutral-loss analysis modes that provide enhanced data quality for analysis of phosphopeptides and glycopeptides. The LC/MSD Trap XCT Ultra will be unveiled at the American Association for Cancer Research annual meeting, April 15-20 (Booths 181 and 183). Availability The Agi...

New research questions basic tenet of neuron function

...tic vesicles are responsible for the two different modes of neurotransmitter release ?one type of vesicle for spontaneous release, another vesicle associated with activity-dependent release. "These findings question one of the core tenets of synaptic function and reveal significant complexity in organiza...

In the sea slug's defense against lobsters, confusion is key

... now shown that such chemical defenses can involve modes of trickery that had not previously been appreciated as components of chemical defense. When attacked by predatory spiny lobsters, sea slugs (also known as sea hares) release an inky secretion, termed ink and opaline, from a pair of glands. The new ...

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