noun
- Plural of karyotin; proteins found in cell nuclei that are involved in the structure and function of chromosomes.
Usage: technical; biology; rare in modern usage; largely replaced by more specific terms like 'histones' and 'non-histone proteins'
Examples
- Early cytologists studied karyotins as fundamental components of the nucleus.
- The karyotins in the cell nucleus help organize and regulate DNA.
- Researchers isolated karyotins to better understand chromosome structure.
- Karyotins were among the first nuclear proteins to be identified and characterized.