1. a substance that stimulates cells to undergo mitosis (cell division)
Usage: biology; biochemistry

Examples

• The researcher added a mitogen to the cell culture to promote division.
• Plant mitogens can trigger rapid growth in tissue samples.
• Certain viruses act as mitogens, causing infected cells to divide uncontrollably.
• The laboratory studied how different mitogens affect immune cell activation.
• Without the presence of a mitogen, the cells remained in a dormant state.
• Scientists isolated a new mitogen from the bacterial extract.