Article Cell- and Tissue-Based Therapy Humans Induced Pluripotent Stem Cells Parkinson disease Stem Cell Transplantation age related macular degeneration alopecia autologous autologous stem cell transplantation automation biological therapy cell therapies cell therapy clinical outcome dopaminergic nerve cell epidermolysis bullosa dystrophica human immunosuppressive treatment induced pluripotent stem cell induced pluripotent stem cells (iPSCs) keratinocyte muscle stem cell muscular dystrophy neural crest cell nonhuman nuclear reprogramming papillary dermis patient safety photoreceptor cell