| DW | PBS | ALF | DMEM | CCM |
---|

Diameter measured by TEM (nm) ^{c} | 19.4 ± 3.5 ^{a} | 34.6 ± 14.4 ^{a} | 21.0 ± 5.0 ^{a} | – | 19.7 ± 3.5 ^{a} |

19.8 ± 4.3 ^{b} | 23.5 ± 4.7 ^{b} | 22.3 ± 5.9 ^{b} | – | 19.8 ± 4.2 ^{b} |

Hydrodynamic diameter (nm) | 58.1 ± 0.3 ^{a} | 96.6 ± 1.6 ^{a} | 71.1 ± 3.1 ^{a} | 113.2 ± 11.6 ^{a} | 103.6 ± 7.1 ^{a} |

60.2 ± 0.4 ^{b} | 67.6 ± 3.2 ^{b} | 96.9 ± 4.2 ^{b} | 402.1 ± 61.7 ^{b} | 82.6 ± 0.4 ^{b} |

Zeta-potential (mV) | −1.5 ± 0.4 ^{a} | − 17.4 ± 0.3 ^{a} | − 11.9 ± 1.7 ^{a} | − 11.8 ± 0.8 ^{a} | −14.5 ± 0.5 ^{a} |

− 1.5 ± 0.6 ^{b} | −27.9 ± 0.8 ^{b} | −14.9 ± 1.6 ^{b} | −13.0 ± 0.3 ^{b} | −16.2 ± 0.2 ^{b} |

Polydispersity index (PDI) | 0.15 ± 0.01 ^{a} | 0.46 ± 0.03 ^{a} | 0.45 ± 0.07 ^{a} | 0.51 ± 0.09 ^{a} | 0.40 ± 0.03 ^{a} |

0.14 ± 0.00 ^{b} | 0.41 ± 0.01 ^{b} | 0.49 ± 0.10 ^{b} | 0.76 ± 0.13 ^{b} | 0.28 ± 0.01 ^{b} |

*λ*_{max} (nm) | 417 ^{a} | 415 ^{a} | 415 ^{a} | 416 ^{a} | 418 ^{a} |

417 ^{b} | 403 ^{b} | 408 ^{b} | 420 ^{b} | 423 ^{b} |

^{a}t = 0 h; ^{b} t = 24 h. ^{c} AgNPs counting (*n* = 100)