Ali Haider, a graduate student at HU and WPI-SKCM2 and first author of the study, observes the skin structure using confocal microscopy to investigate collagen organization and extracellular matrix remodelling. Photo by Ali Haider / Hiroshima University An international team led by researchers at Hiroshima University has developed a new way to detect subtle, early-stage changes in human skin collagen before any visible signs of damage appear. In the study, published in ACS Na