As mouth cancer can strike in a number of places, including the lips, tongue, gums and cheek, and given that early detection is so crucial for survival, itâs extremely important that we all know what to look out for. 1  Ulcers which do not heal in three weeks.  Red and white patches in the mouth.
pluÂ·ripÂ·oÂ·tent. adj. Relating to or being a cell that is capable of differentiating into cells of any type of tissue except placental tissue.
Pluripotent Stem Cells. Stem cells that can become all the cell types that are found in an organism, but not the embryonic components of the trophoblast and placenta (these are usually called extra-embryonic tissues).ultipotent Stem Cells. Stem cells that can produce cells of multiple differentiated cell types, but all within a particular tissue, organ, or physiological system.