While many theories have been proposed for the aging process, and many debates on the
matter of aging and the diseases of aging being either the result of the same or independent …

The inference to stem cells has been found in ancient myths and the concept of stem cells
has existed in the fields of plant biology, developmental biology and embryology for …

The average life expectancy worldwide has about doubled and the global population has
increased six fold over the past century. With improving health care in the developed world …

Stem cells can self-renew and maintain the ability to differentiate into mature lineages.
Whereas the “stemness” of embryonic stem cells is not discussed, the primitiveness of a …

In the very early stages of embryonic development, cells have the capability of dividing
indefinately and then differentiating into any type of cell in the body. Recent studies have …

The stem cell is an essential component of a developmental phenomenon—one of the key
components of a program fundamental to organogenesis and the maintenance of …

Ageing is a complex process that involves every cell and organ in the body and that leads to
the deterioration of many body functions over the lifespan of an individual (Clark, 1999). With …

Advances in medical science and technology allow people live longer lives, which results in
age-related problems. Humans cannot avoid the various aged-related alterations of aging; …

Bone marrow is a soft, gelatinous, and dynamic tissue present in the central cavity of long
bones such as the femora and humeri. Bone marrow is a large reservoir of pluripotent stem …

Abstract Development and aging, indispensable in the case of the former and regrettably
unavoidable in that of the latter, are inextricably linked. Most fundamental to this relationship …