Many people believe that the bacteria that causes acne insensitive to light in the blue wavelength of the light spectrum. Light therapy means shining blue light onto a patient for fifteen minutes at a time twice a week, for four weeks usually. This treatment could be expenses, running about $150 per treatment. Not all individuals have had good results, but some have got. Also since light in this wavelength isn’t harmful to your skin, there are no unwanted effects or after effects.The ST2 concentration was not connected with mortality without relapse or general survival among patients with skin GVHD , findings that are consistent with the fact that the skin may be the GVHD target organ that’s most responsive to therapy. ST2 at Day time 14 after Transplantation and Mortality in Three Independent Units We next evaluated the association of ST2 concentrations during the first month after transplantation and mortality at six months following transplantation.