preconditioning (pc), is an approach to improve therapeutic potential of stem cells against ischemic environment. pc has several advantages over other therapeutic techniques as this results in increase of transplanted stem cells recruitment, retention, survival and subsequently the induction of a more supportive environment within the damaged tissue via secretion of angiogenic factors. special ...

Existentialism, which is a 20th century movement, does not consider the individual as mere thinking entity; defines it an entity who acts, feels, and can show responsibility of taking his own choices with free will. The has courage to make choice her will realizes herself in line actions become subject research by existential thinkers. Although existentialism, researching first emerged philosop...