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. 2023 May 16;4(2):021305. doi: 10.1063/5.0144141

TABLE I.

Overview of the advantages and disadvantages of the different thermal unfolding methods applied in drug discovery.

Technique Advantages Disadvantages
DSC No dyes, labels, Abs required. Direct measurement of heat capacity and enthalpy of unfolding High protein consumption, low throughput.
DSF High throughput, lower sample consumption. Can be automated Requires dye binding. Potential issues with dye binding perturbing the equilibrium. Temperature dependence of fluorescence signal. May detect aggregation of dye.
nanoDSF No dye required. Ability to take the ratio of 2 wavelengths to remove temperature dependence of fluorescence effect Requires tryptophan / tyrosine content. More sensitive to compound fluorescence.
CETSA Measurement in a physiological setting. A range of detection methodologies available Complexity of interpretation.