Fig. 5

a Activity of ProK with different concentrations at 37 and 57 °C, respectively; b the effect of PtNPs-ProK with different PtNPs concentration on enzyme activity under infrared irradiation or not
a Activity of ProK with different concentrations at 37 and 57 °C, respectively; b the effect of PtNPs-ProK with different PtNPs concentration on enzyme activity under infrared irradiation or not