Medical dictionary. 2011.
cell — cell1 cell like, adj. /sel/, n. 1. a small room, as in a convent or prison. 2. any of various small compartments or bounded areas forming part of a whole. 3. a small group acting as a unit within a larger organization: a local cell of the… … Universalium
Cell fate determination — is the programming of a cell to follow a specified path of cell differentiation. Often, cells are discussed in terms of their terminal differentiation state. During development, fates of some few cells may be specified at certain times. When… … Wikipedia
Cell (novel) — Cell … Wikipedia
Cell potency — Pluripotent, embryonic stem cells originate as inner mass cells within a blastocyst. The stem cells can become any tissue in the body, excluding a placenta. Only the morula s cells are totipotent, able to become all tissues and a placenta. The… … Wikipedia
Committed step — In enzymology, the committed step (also known as the first committed step) is an effectively irreversible enzymatic reaction that occurs at a branch point during the biosynthesis of some molecules.[1][2] Contents 1 What it means … Wikipedia
Cell — The basic structural and functional unit in people and all living things. Each cell is a small container of chemicals and water wrapped in a membrane. Each cell in the human body there are 100 trillion cells in each of us contains the entire… … Medical dictionary
Cell, totipotent — A cell with the capacity to form an entire organism. Human development begins when a sperm fertilizes an egg and creates a single totipotent cell. In the first hours after fertilization, this cell divides into identical totipotent cells.… … Medical dictionary
Cell, stem — An ancestral cell, the most primitive type of cell. Stem cells are relatively unspecialized (undifferentiated) cells that are characteristically of the same family type (lineage). They retain the ability to divide throughout life and give rise to … Medical dictionary
cell lineage — The lineage of a cell relates to its derivation from the undifferentiated tissues of the embryo. Committed embryonic progenitors give rise to a range of differentiated cells: in principle it should be possible to trace the ancestry (lineage) of… … Dictionary of molecular biology
cell differentiation — The transition of cells (by the programmed activation and de activation of the necessary genes) from an tissue unspecific type, in which daughter cells are similarly undifferentiated, to a committed type in which the cell line specializes to… … Glossary of Biotechnology
