Articles by Monica Heger

From Toxins to Therapies Is nitric oxide the next tool for pain management? By Monica Heger Rui Wang, vice president of research at Lakehead University in Thunder Bay, Ontario. For years, nitric oxide, hydrogen sulfide, and carbon monoxide got a bad rap. Scientists considered them to be toxins, little more— that is, until Robert Furchgott, Louis Ignarro and Ferid Murad discovered that NO was both endogenous and a signaling molecul

By Monica Heger Wounded cells A cross-section of traumatically injured muscle tissue containing progenitor cells (green). Muscle fibers (dark) do not contain nuclei (blue). The injured soldier, a patient at Walter Reed Army Medical Center in Washington DC, was unforgettable. “He was a special forces guy, in the middle of a firefight,” his physician Leon Nesti recalls. “His leg was blown off above the knee. In the middle o