The cell which can differentiate and produce different types of tissues is called stem cell. During the embryonic and early growth stages the stem can differentiate into many tissues and organs. The stem cell can replenish old and damaged tissue through regeneration. Stem cell are of different types they are embryonic stem cell and non-embryonic somatic stem cells.
Scholarly peer review is the process of subjecting an author's scholarly work, research, or ideas to the scrutiny of others who are experts in the same field, before a paper describing this work is published in a journal. The work may be accepted, considered acceptable with revisions, or rejected. Peer review requires a community of experts in a given (narrowly defined) field, who are qualified and able to perform reasonably impartial review.
Last date updated on June, 2014