Meaning of RNase in English:


Pronunciation /ɑːrɛnˈeɪz/


mass nounBiochemistry
  • An enzyme that promotes the breakdown of RNA into oligonucleotides and smaller molecules.

    ‘We select proteins RNase, SNAse, Barnase, CheY, Im7, and P16, for which, at the experimental conditions studied, the existence of intermediates in the folding process have been observed experimentally.’
    • ‘A second possibility to account for false-negative results might be inactivation of the enzyme by RNase.’
    • ‘The skin excretes RNase, which cuts up the RNA in RNA-based viruses.’
    • ‘The extracted nucleic acid was suspended in TE and treated with RNase at 37 deg C for 30 min.’
    • ‘Before analysis, cells were spun out of ethanol and resuspended in 1.5 ml PBS containing propidium iodide (100 [microg/ml) and RNase.’


1940s from RNA+ -ase.