noun
mass nounBiochemistryA protein that is the main constituent of the microtubules of living cells.
‘In addition to actin, other filamentous systems in cells include tubulin, collagen, and DNA.’- ‘The basic structural subunit of microtubules is the protein tubulin.’
- ‘We also detected increases in fragments of intracellular structural proteins: tubulin, actin, and myosin.’
- ‘Linear structures formed by proteins such as actin and tubulin are reversible and highly dynamic.’
- ‘Taxotere works by inhibiting tubulin, a protein essential to cell division, thus preventing cancer cells from dividing and growing in number.’
Origin
Are You Learning English? Here Are Our Top English Tips