Long-term reconstitution

1. a type of regeneration in which a new organ forms by the rearrangement of tissues rather than from new formation at an injured surface. 2. the restoration to original form of a ...

potency

Medical; Stem cell research

The range of commitment options available to a cell.

pluripotent stem cells

Medical; Stem cell research

Stem cells that can develop into all the different cell types in the body except the placenta. They give rise to mulitpotent and unipotent stem cells as the embryo develops.

pluripotent

Medical; Stem cell research

Able to form all the body's cell lineages, including germ cells, and some or even all extraembryonic cell types. Example: embryonic stem cells.

plasticity

Medical; Stem cell research

Unproven notion that tissue stem cells may be able to generate the cell types of another tissue under certain conditions.

placenta

Medical; Stem cell research

The oval spongy structure in the uterus from which the fetus derives its nourishment and oxygen. The placenta develops from the outer cell layer of the blastocyst, called the ...

oocyte

Medical; Stem cell research

An egg before maturation; a female gametocyte; also called an ovocyte.

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Industry/Domain: Animals Category: Sharks

Hybrid shark

A shark with parents from two different species of sharks, having its genetic structure from one species while looking physically like another. Hybrid ...