25. A method for treating erectile dysfunction in a subject comprising injecting into the corpus cavernosum of the penis of the subject a composition comprising a substantially pure population of freshly isolated stromal vascular fraction (SVF) cells present in a biocompatible liquid three-dimensional matrix.
27. The method of claim 25 , wherein the freshly isolated stromal vascular fraction (SVF) cells are injected into penis of the subject within about 1 hour or less after being harvested from the subject.