| LYP | lactose, yeast, and peptone [agar]; lower yield point |
|---|---|
| McB | McBurney [point] |
| MP | macrophage; matrix protein; mean pressure; melphalan and prednisone; melting point; membrane potenti... |
| mp | millipond; melting point |
| MPI | mannose phosphate isomerase; master patient index; maximum permitted intake; maximum point of impuls... |