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Cell Transplants for Heart Questioned
Jef Akst | May 1, 2014
A report reveals that using bone marrow stem cells to treat heart disease is less promising than a decade of research has let on.
Saving Failing Hearts
Kate Yandell | Mar 12, 2014
Inhibiting a small regulatory RNA appears to improve cardiac function in mice with surgically induced heart problems.
Next Generation: Sensor-Laden Sheath to Monitor the Heart
Daniel Cossins | Feb 25, 2014
A flexible, sensor-loaded membrane that fits snugly around the heart provides high-resolution monitoring of multiple cardiac health markers.
More Questionable Stem-Cell Science
Chris Palmer | Jun 18, 2013
Disgraced stem-cell researcher Hisashi Moriguchi has published three new papers in
BMJ Case Reports
, including a rehashing of a retracted 2012 paper.
Blood Protein Rejuvenates Aging Heart
Dan Cossins | May 10, 2013
A molecule found only in the blood of young mice dramatically reverses thickening and stiffening of the heart muscle in old mice.
Opinion: An Explosion of Devices
Stephen C. Schimpff | Jan 28, 2013
From cardiovascular problems to neurological disorders, a plethora of new medical devices are reducing the need for surgery and improving the quality and safety of healthcare.
New Biological Pacemaker
Dan Cossins | Dec 18, 2012
In guinea pigs, the insertion of a single gene can transform ordinary heart cells into pacemaker cells that regulate cardiac rhythm.
Omega-3s: Fishing for a Mechanism
Ethan J. Anderson and David A. Taylor | Nov 1, 2012
Despite abundant evidence supporting their ability to help prevent and treat cardiovascular disease, the therapeutic effectiveness of fish oil–derived fatty acids remains controversial.
A Lab on Everest
Bob Grant | Apr 23, 2012
Mayo Clinic researchers set up shop in the Himalayas to study the physiology of climbers attempting to scale the world's highest peak.