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Tag: "roadblock" at biology news

Friendly bacteria in humans may protect against HIV

...lled rapidly, effectively and safely." "The major roadblock in the development of this technology is the lack of financial support. Drug companies and venture capitalists are not interested because the beneficiary populations are infants and women in poor countries," says Tao. He is currently seeking sponsors...

MUHC investigators search for the root of sexual pain in women

... the role of fear in sexual intercourse--the major roadblock to therapeutic efforts. "Women suffering from vaginismus seem to avoid and fear vaginal penetration more than women suffering from other genital pain disorders," noted Dr. Binik. "A better understanding of the specific features of both vaginismus and...

Tool developed to silence genes in specific tissues using RNAi

... hope that is solves what had become a significant roadblock to effective use of RNAi," he says. ...

Climate change drives widespread amphibian extinctions

... theory for the frogs' decline "leaps over a major roadblock in our understanding," said Sam Scheiner, program director for the National Science Foundation (NSF)'s ecology of infectious diseases program, which funded the research. "This study demonstrates the complex nature of global climate change, including ...

Spinal cord bridge bypasses injury to restore mobility

...jury occurs, the body's policing defenses put up a roadblock in the form of a scar to prevent further injury, b...rsity and the University of Arkansas bypassed this roadblock in the spinal cord. First, the researchers regenerated the severed nerve fibers, also called axons, ...

Protein averts cell suicide but might contribute to cancer

...emistry. "Unrepaired DNA damage presents a big roadblock for the DNA replication machinery, which cannot go around it," says Zucai Suo, assistant professor of biochemistry. "This damage will trigger cell death because the DNA is not replicated. "This protein bypasses the damage and saves cells from sel...

Major gene study uncovers secrets of leukemia

.... "If we could design a drug that bypasses the roadblock to differentiation, we could push these cells to become fully mature B lymphocytes," Downing said. "And then the body would recognize them as defective B lymphocytes and destroy them." ...

How plague-causing bacteria disarm host defense

...ent by Gaq is intercepted by YpkA, which sets up a roadblock along several cellular pathways that Gq uses to deliver the alarm," said lead author Lorena Navarro, Ph.D., post-doctoral researcher in the lab of the study's principle investigator, Jack E. Dixon, Ph.D., professor of Pharmacology and Cellular and M...

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