a few times the problem is the sheer multitude of substances in these medicinal plants often we know the plant has an effect except that many times we tell it which of the countless substances is responsible or if that's what our research is about cracking this code so we can develop more effective medication it's going to come and we're going to put. red sage is also an intriguing plant it's known to have a wound healing effect but there are over 50 potential active ingredients so which one is responsible for healing wounds researchers are trying to find answers using human skin. cell culture they treat them each with a single isolated substance from a sage plant the question is does this substance promote cell production because for a woman to heal new skin cells have to grow in that area. the samples are tested a few days later. it's detailed and time consuming morgue but the results could be