Science Robotics

Supplementary Materials

The PDF file includes:

  • Fig. S1. Microscopy images of JPL-motors with Cy5-labeled urease on the surface of a well plate before pipetting.
  • Fig. S2. Propulsion performance of PLs in various media containing 100 mM urea.
  • Fig. S3. Propulsion performance of JPL-motors after 30 min at a urea concentration of 100 mM compared with the motion at initial stage.
  • Fig. S4. Characterizations of non-JPLs with Cy5-labeled urease.
  • Fig. S5. Representative flow cytometry histograms of MDA-MB-231 cells incubated for 30 min with DiD-labeled JPL-motors (orange), PLs (cyan), and RBCs (blue).
  • Fig. S6. Microscopy images of DOX-loaded JPL-motors.
  • Fig. S7. Loading amount of JPL-motors and PLs at various DOX initial inputs.
  • Fig. S8. Propulsion performance of JPL-motors with and without DOX loading at a urea concentration of 100 mM.
  • Fig. S9. SEM image of the binding of JPL-motors to E. coli bacteria.
  • Fig. S10. Comparison of the binding affinity of PLs or JPL-motors to E. coli.
  • Fig. S11. Loading amount of JPL-motors and PLs at various Cip initial inputs.
  • Fig. S12. Propulsion performance of JPL-motors with and without Cip loading in the presence of 100 mM urea.
  • Table S1. Quantifications of protein content of PLs, platelets with Janus modification of sulfo-NHS-biotin and streptavidin (JPL-strep), and JPL-motors with the same cell concentration of 5 × 1011 cells/ml.

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Other Supplementary Material for this manuscript includes the following:

  • Movie S1 (.avi format). Propulsion performance of JPL-motors in various urea concentrations.
  • Movie S2 (.avi format). Propulsion performance of multiple JPL-motors in the presence of 50 mM urea.
  • Movie S3 (.avi format). Propulsion performance of JPL-motors in various media at a urea concentration of 100 mM.
  • Movie S4 (.avi format). Propulsion performance of PLs in various media containing 100 mM urea.
  • Movie S5 (.avi format). Propulsion performance of JPL-motors after 30 min at a urea concentration of 100 mM compared with that at the initial stage.
  • Movie S6 (.avi format). Propulsion performance of non-JPLs at various urea concentrations.
  • Movie S7 (.avi format). Motion comparison of JPL-motors with and without DOX loading at a urea concentration of 100 mM.
  • Movie S8 (.avi format). Motion comparison of JPL-motors with and without Cip loading at a urea concentration of 100 mM.

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