Signaling Pathways Maintaining Stemness in Adult Hematopoietic Stem Cells.- The Adult Stem Cell Niche.- Adult Stem Cells: Adult Skeletal Muscle Stem Cells.- Adult Cardiac Stem Cells: Identity, Location and Potential.- Adult Pituitary Stem Cells.- Toward Translating Molecular Ear Development to Generate Hair Cells from Stem Cells.- Adult Human Corneal Epithelial Stem Cells.- Adult Stem Cells in Teeth.- Adult Mammary Stem Cells: Identity, Location and Functional Assays.- Adult Ovary Stem Cells.- Adult Prostate Stem Cells.- Adult Lung Stem Cells.- Adult Liver Stem Cells.- Lineage-committed Pancreatic Progenitors and Stem Cells.- Adult Stromal (Skeletal, Mesenchymal) Stem Cells.- Regeneration after Injury - Activation of Stem Cell Stress Response Pathways to Rapidly Repair Tissues.- Molecular and Endocrine Mechanisms Underlying the Stem Cell Theory of Aging.