After a flesh wound, skin cells march forward to close the gap and repair the injury. Findings from a team led by Leah Vardy at A*STAR’s Skin Research Institute of Singapore now demonstrate how a carefully regulated set of molecular cues helps coordinate this healing migration … Vardy was particularly interested in a trio of organic molecules known as polyamines, which play a role in cellular proliferation. “They are well studied in cancer, but much less is known about how changes in their levels can drive normal … read more