Prosthodontist
A dentist with special training in making replacements for missing teeth or other structures of the oral cavity, to restore the patient’s appearance, comfort, and/or health.
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- Prosthetics
The art and science of developing artificial replacements for body parts. Depending on the type of prosthesis, prosthetics may be built and fitted/implanted in a hospital (as in the case of an artificial knee joint) or by an outside specialist.
- Protean
Very variable; easily changing; or continually changing. Protean is not to be confused with protein (a member of a large group of chemicals necessary to and found in all living things). Protean refers to Proteus, the mythologic master of disguise. According to the ancient Greeks, Proteus was the shepherd who looked after Poseidon’s sea creatures. […]
- Protease
An enzyme that can split a protein into the peptides from which it was originally created.
- Proteasome
A protein degradation “machine” within the cell that can digest a variety of proteins into short polypeptides and amino acids. The proteasome is itself made up of proteins. It requires ATP to work. It is hollow and has openings at both ends to allow entry of the protein to be digested. A human cell contains […]
- Protease inhibitor
Norvir), and they are used primarily in HIV/AIDS treatment. They are taken as part of a multi-drug cocktail and have been shown to be capable of significantly reducing the level of HIV virus in the blood. Side effects associated with protease inhibitors include lipodystrophy syndrome, in which the face, arms, and legs become thin due […]