A mitogen is a small bioactive protein or peptide that induces a cell to begin cell division, or enhances the rate of division (mitosis). Mitogenesis is the induction (triggering) of mitosis, typically via a mitogen.

Nov 14, 2025 · A mitogen is a small chemical substance, most often a protein or peptide, that acts as a signal to encourage a cell to begin the process of division. This signal causes the cell to transition …

A mitogen is a molecule that non-specifically stimulates cells to initiate mitosis. In the case of a Ti-1 antigen, a portion of the molecule binds to a site on the B cell that is separate from the antigen …

Aug 15, 2025 · A mitogen is a chemical substance, typically a protein or peptide, that stimulates a cell to begin cell division, also known as mitosis. Mitogens act as signaling molecules, prompting quiescent …

Jul 5, 2024 · Mitogen signaling is essential for physiological cell cycle function, and recently, temporal integration of mitogen history in mother cells was shown to control proliferation of daughter cells (15).

Mar 30, 2021 · When signaled by a mitogen, this process is referred to as Mitogenesis. The mechanism by which mitogens signal cells is called a Mitogen-Activated Protein Kinase (MAPK).

Medical Definition mitogen noun mi· to· gen ˈmīt-ə-jən : a substance that induces mitosis

mitogen a growth factor in the form of a small protein found in blood serum that often has a specific target organ in which it induces MITOSIS.

Jun 23, 2021 · Mitogen in the largest biology dictionary online. Free learning resources for students covering all major areas of biology.

Jan 1, 2024 · A relatively small bioactive peptide or protein known as a mitogen is one that either causes cell division in cells or quickens the pace at which cells divide (mitosis).