| 释义 |
tonofilament
ton·o·fil·a·ment (ton'ō-fil'ă-ment), A structural cytoplasmic protein, of a class known as intermediate filaments, bundles of which together form a tonofibril; a tonofilament is made up of a variable number of related proteins, keratins, and is found in all epithelial cells, but is particularly well developed in the epidermis.ton·o·fil·a·ment (ton'ō-fil'ă-mĕnt) A structural cytoplasmic protein, bundles of which together form a tonofibril; tonofilaments are made up of a variable number of related proteins, keratins, and are found in all epithelial cells. tonofilament (ton″ō-fil′ă-mĕnt) [ tono- + filament] A bundle of intermediate filaments within a cell. They bind the pieces of the cytoskeleton to each other and to the cell membrane. |