Figure 2.
Evaluation of photoacoustic, photothermal performance of EPM
(A) Photoacoustic signal of EPM and EVs solution. Data are represented as mean ± SEM. ∗ ∗ ∗p < 0.001.
(B) Concentration-dependent thermal infrared images of EPM solutions within 5 min under 808 nm laser irradiation (1 W/cm2).
(C) Temperature change curves of a series of EPM solutions with different concentrations recorded with 808 nm laser irradiation (1 W/cm2).
(D) Power density-dependent thermal infrared images of EPM solutions (100 μg/mL) within 5 min under 808 nm laser irradiation.
(E) Temperature change curves of EPM solution (100 μg/mL) under 808 nm laser irradiation with different power densities.
(F) The heating and cooling curves of EPM solution (100 μg/mL) measured with irradiation of 808 nm laser (1 W/cm2).
(G) Photothermal stability of EPM (100 μg/mL) solution upon irradiation for six cycles (808 nm, 1W/cm2).