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Tag: "bypass" at biology news

For one Stanford doctor, the beat goes on during open-heart surgery

...e the chest of a 78-year-old man undergoing triple bypass surgery. The surgeon reached into the chest, lifte...tient on a heart-lung machine, aka "the pump," for bypass surgeries. The pump lets the surgeon stop the heart by keeping blood circulating throughout the body...

Boosting newborns' immune responses

...s with heart conditions who are undergoing cardiac bypass operations. "As we better understand the molecular pathways that account for newborns' susceptibility to infections, we can leverage them to enhance their immune defenses," Levy says. ...

Feds give researchers ok for safety test of adult stem cells in patients with heart disease

...or angioplasty, stent placement or coronary artery bypass grafting (CABG). Dale Adler, M.D., vice chair of ...s. In 2003, approximately 750,000 coronary artery bypass graft (CABG) surgeries were performed worldwide and approximately 1.8 million balloon angioplasty pr...

New vaccine platform may fight infections with causes from influenza to bioterrorism

...is. Importantly, this vaccine strategy was able to bypass the need for T cells. A series of experiments helped identify the two key components of the experimental DNA vaccine, so called because it has only the molecular signatures of these constructs: the molecule used by activated CD4+ T cells to signal...

FDA: 'Highly Unlikely' Green Tea Lowers Cancer Risk

...o repair heart valves, remove cancerous prostates, bypass blocked coronary arteries and perform gastric bypass operations for morbid obesity. The new arrival is a robotic machine, the da Vinci Surgical System, ...

Screen all at risk for HIV, plus pregnant women

...o repair heart valves, remove cancerous prostates, bypass blocked coronary arteries and perform gastric bypass operations for morbid obesity. The new arrival is a robotic machine, the da Vinci Surgical System, ...

Surgical Robot 'Scrubs In' At UNC, May Be More Precise Than Conventional Surgery

...o repair heart valves, remove cancerous prostates, bypass blocked coronary arteries and perform gastric bypass operations for morbid obesity. The new arrival is a robotic machine, the da Vinci Surgical System, ...

Micro-molecule plays big role in birth defects

...and the lungs, haven't even formed yet. Now we can bypass the problem of early mortality and study the structures as they develop. It's a new tool for the genetic researcher's toolbox." No more than five years ago, microRNAs were considered to be little more than light seasoning in the genetic soup, distan...

Stem cell training program to make its Stanford debut

...chard. “So it’s kind of a short-cut ?it’s a way to bypass what is done already in nature, but for which we don’t have the tools yet that nature has.?/p> The Salk Institute for Biological Studies in La Jolla, California, is an independent nonprofit organization dedicated to fundamental discoveries in the...

Promiscuous Catalytic Activity Possessed by Novel Enzyme Structure

...chard. “So it’s kind of a short-cut ?it’s a way to bypass what is done already in nature, but for which we don’t have the tools yet that nature has.?/p> The Salk Institute for Biological Studies in La Jolla, California, is an independent nonprofit organization dedicated to fundamental discoveries in the...

Scientists discover the body's marijuana-like compounds are crucial for stress-induced pain relief

...target for new drug therapies that will completely bypass the current arguments over the use of medical marijuana. In theory, the new research makes it possible to design a pill that will have the same pain relieving effects as smoked marijuana, but through an indirect mechanism that could also reduce unwan...

Double triumph in stem cell quest

...s more, because no embryos are destroyed, it would bypass many ethical issues. "If it is as he said, it would be spectacular," says Jacques Cohen of Tyho-Galileo Research Laboratories, who has been investigating alternative sources of ESCs. But he and other experts say Verlinsky must do a lot more work to p...

Rush Physicians Using Gene Therapy For Heart Patients With Moderate To Severe Chest Pains Who Do Not Benefit From Other Treatments

...o be candidates for treatment using angioplasty or bypass surgery. Angioplasty involves a catheterization wi...oon-like device that opens blocked arteries, while bypass surgery requires open-heart surgery to place veins removed from the patient's leg or arteries taken ...

DNA Recombination and Repair—A New Twist to RecA Function

...sequences and impose direction to the exchange, to bypass short sequence heterogeneities, and to stall replication so DNA lesions can be mended. But how RecA molecules within a filament coordinate and organize their activities to carry out these functions has remained obscure. Cox et al. addressed this pro...

Emory Study Tests Bone Marrow Stem Cells to Improve Circulation in Legs

...rming new blood vessels, called"collaterals," that bypass the blockages, or by repairing the diseasedblood vessels. This repair process results in improved circulation evenduring exercise. Some people are not able to repair their own vessels,however, and physicians don't completely understand the reasons wh...

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