Fig. 2From: Bi-functionalized aminoguanidine-PEGylated periodic mesoporous organosilica nanoparticles: a promising nanocarrier for delivery of Cas9-sgRNA ribonucleoproteinea TEM, b SEM c AFM, d the particle size distribution histogram obtained from the TEM data, e the particle size distribution obtained from the DLS data, and f XRD pattern of M-PMOBack to article page