Guildford, UK, 13 April 2015: ReNeuron Group plc (AIM: RENE), a leading UK-based stem cell therapy company, today announces that it has filed an Investigational New Drug (IND) application with the US FDA to commence a Phase I/II clinical trial with its human Retinal Progenitor Cell (hRPC) therapy candidate for retinitis pigmentosa (RP).