Microtubules, hollow fibers of tubulin protein only a few nanometers in diameter, form the cytoskeletons of living cells and play a crucial role in cell division (mitosis) through their ability to undergo rapid growth and shrinkage, a property called «dynamic instability.» (sciencedaily.com)
IHC image of ab7291 staining alpha Tubulin in human colon formalin fixed paraffin embedded tissue sections *, performed on a Leica Bond. (abcam.com)
ICC / IF image of beta Tubulin staining in HeLa cells. (abcam.com)