„We cannot say for certain that he’s been cured“, said Steele’s consultant, Dr David Chao. But it is an evidence, results are really astonishing. This could represent a turning point for patients affected by advanced melanoma giving them a greater chance of survival. The results of Pembrolizumab drug trial were presented at the annual meeting of the American Society of Clinical Oncology in Chicago. The drug stimulates the immune system. When it was given to the patients tumors have disappeared. 70 percent of the 411 patients taking the drug trial in this study are still alive after one year. This Immunotherapy solution could now pave the way for treating other forms of cancer, the specialists hope. Pembrolizumab is produced by the drug’s manufacturer Merck Sharp & Dohme.