Stem cells are cells that are undifferentiated but can become specialized cells through cell division. This book on stem cells discusses the fundamental concepts in the harvest and implementation of stem cells for medical research. Clinical and experimental research of stem cells has focused on their restorative capability which could potentially regenerate damaged and diseased organs. Current stem cell therapy includes bone marrow transplantation as well as cure for neurodegenerative diseases. This book will help new researchers by foregrounding their knowledge in this branch of medicine. It covers in detail some existent theories and innovative concepts revolving around stem cells. Coherent flow of topics, student-friendly language and extensive use of examples make this book an invaluable source of knowledge.