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. 2021 Jul 26;16:5065–5098. doi: 10.2147/IJN.S321343

Table 4.

Different Lysosome-Targeted Nanoformulations Used for Therapy and Imaging Purpose Based on Autophagy and Non-Endocytic Uptake in Different Cancer Cell Types

Nanoparticle Type and Size Cellular Uptake Mechanism In vitro/in vivo Models Imaging/Therapy and Applications References
Au–ZnO hybrid NPs decorated with cyclic RGD Integrin receptor-mediated endocytosis In vitro (HepG2 cells integrin positive) and HL7702 (integrin negative) cells ZnO mediated ROS generation, LMP-dependent apoptosis [240]
HApt grafted Au NS (410±10 nm) HER 2 mediated endocytosis In vitro (SK-BR-3 cells) HER 2 inhibition, lysosomal degradation cell cycle arrest (Go/G1), apoptosis [241]
Nucleic acid decorated Au NPs In vitro (HeLa cells) Acid-sensitive DOX delivery [242]
Lyso-Ru-NO@FA@C–TiO2 NPs Folate receptor mediated endocytosis In vitro HeLa cells (FA positive) & MCF-7 (FA negative) NO delivery (ΦNO=0.0174±0.002 mol E−1) and PDT (ΦΔ=0.23–0.28) at 808 nm irradiation [243]
NGO-PEG-BPEI NPs Energy-dependent endocytic pathway In vitro (HeLa cells) PDT (Cholin Ce6) [244]
Gastrin grafted magnetic NPs (8.7±1.6 nm) In vitro, INRIG9-CCK2R cells PTT and ROS production (Fenton reaction), caspase 1, and cathepsin B dependent apoptosis [245]
L-tyrosin and poly(ester-urethane) based NPs (100±10 nm) Energy-dependent endocytosis In vitro (MCF-7 and HeLa cells) Thermo and lysosomal esterase responsive DOX and CPT drug delivery [246]
Ru-CD-RGD NPs (61 nm) Integrin receptor mediated endocytosis In vitro (U87MG cells (Integrin positive) MCF-7 cells ROS production, caspase dependent apoptosis [247]
Iron oxide-based MG-IONP-DY647 NPs β-arrestins, clathrin-pits, and dynamin dependent endocytosis In vitro, HEK293 (CCK2R positive) cells Lysosomal dependent apoptosis [248]
FA-conjugated FA-SPIONs (67 nm) Folate receptor-mediated endocytosis In vitro and in vivo (MCF-7 cells) MRI imaging and acid sensitive DOX delivery [249]
Biotinylated chitosan CaCO3 NPs (200 nm) Biotin receptor mediated endocytosis In vitro (MCF-7/ADR DOX resistant and HeLa DOX non-resistant cells Acidic pH-dependent DOX and TQR (P-gp inhibitor) delivery [250]
Meso-silica based MSNs-siRNA@DOX-PEG-FA NPs Folate receptor mediated endocytosis In vitro (MCF/ADR cells), In vivo (MCF/ADR Acidic pH-sensitive DOX release, and SiRNA delivery [251]
Fe3O4/CPs based NPs (150 nm) Endocytosis In vitro (HepG2 cells), In vivo (H22 tumor xeno-graft, i.v. administration) pH-dependent Zn2+ ion release, ROS production and LMP triggered apoptosis [252]
Bis-styryl BODIPY & DSPE-mPEG5000 NPs In vitro (A549 cells) and in vivo (A549 tumor xenograft) pH-dependent PDT (730 nm irradiation) [253]
Fluo-Mor NPs In vitro (HT-20 cells) pH-dependent PDT (ΦΔ=0.65 at pH 3, 365 nm irradiation) [254]
Lysosomal escaping and lysosomal toxicity nanoformulations
NaYF4:Eu3+ NPs NY50 (50 nm) NY200 (200 nm) In vitro (BMSC cells) LMP, lysosomal swelling, cathepsins B and D, ROS generation leads to necrosis [255]
SiRNA loaded nanogels (siNGs) incubated with CADs Endocytosis In vitro (H1299 cells) siRNA delivery [256]
S-NP/DNA NPs Endocytosis In vitro (HeLa cells) DNA delivery [257]
pH-responsive R-P@MSN–DTX NPs Endocytosis In vitro (HeLa cells), In vivo (HeLa tumor-bearing mice) pH Responsive DTX delivery [258]
INF-7 peptide modified magnetic NPs In vitro (Caco-2Luc cells) siRNA delivery [259]
Gd2O3@albumin NPs (GA-NP) conjugated with Ce6 PS (10.1 nm) In vitro (4T1 cancer cells), In vivo (4T1 tumor-bearing mice) MRI-guided PDT and PTT (ФΔ=0.1, temperature rise at tumor ∼13°C) [260]
Unimolecular NPs EGFR-mediated endocytosis In vitro (MDA-MB-468 cells) pH/Redox dual sensitive siRNA siRNA delivery [261]
EGF-HMSNs-5-FU (120 nm) EGFR mediated endocytosis In vitro (SW480/ADR cells) MCF-7 cells (integrin negative) 5-FU delivery [262]
VM-RGD-NPs (2.75 nm) ZnO NPs Endocytosis In vitro (BEL-7402/MDR tumor cells), In vivo (BEL-7402/MDR xenograft nude mice) In vitro (SHSY5Y cells) Verapamil and mitoxantrone delivery ROS generation by zinc ions delivery [263]
Nanolipoplexes (Nx NPs) Endocytosis In vitro (THP-1 macrophages & HIV TZM-bl cells) siRNA delivery [264]
Autophagy and non-endocytic uptake nanoformulations
Multiwall carbon nanotubes (MWCNT) In vitro (RAW264.7 macrophages) Toxic effects due to increased autophagy, the fusion of lysosomes and autophagosomes [265]
Arginine functionalized gold NPs as a nanoparticle-stabilized nanocapsule (NPSC) Non-endocytic uptake pathway In vitro (HEK293 cells) Delivery of siRNA, Depleted the PLK1 expression in cancer cells [266]
Gold nanoparticles (AuNPs) and HIV-1 Tat CPPs. Direct translocation through the cell membrane (non-endocytic pathway) Non-endocytic pathway In vitro (human bronchial epithelial cells) The shape of the cationic object is crucial in the translocation of the cell membrane [267]
Single-walled carbon nanotubes (SWNT) Endocytosis In vitro (CRND8 glial cells) Reversal of lysosomal proteolysis deficiency and restored the normal mTOR signaling [268]
Silica NPs (SiNPs) Endocytosis In vitro (L-02) and HepG2 cells Induced autophagy and inhibited the autophagic flux [269]
QD decorated with arginine-based cell-penetrating poly (disulfide)s linkage (CPD-QD) NPs Direct translocation In vitro, Drosophila S2 cells Delivery of QDs and delivery of GFP or anti-GFP nanobodies [270]
Palladium nanoparticles (PdNPs) (20 nm) Endocytosis In vitro (HeLa cells) Autophagic flux blockade and cell death [271]
Photoactivated nanoparticles (paNps) In vitro, fatty acid–treated INS1 rat- pancreatic beta cells Reversal of normal lysosomal acidic levels under UV photoactivation [272]
Graphene oxide NPs and acid-functionalized single-walled carbon nanotubes In vitro (Mouse peritoneal macrophages) Toxic effects due to the induced autophagy [273]
Gold nanospheres Endocytosis In vitro (HeLa cells) Trigger more autophagosome accumulation [274]
Cobalt oxide (Co3O4) NPs Non-endocytic pathway In vitro (Xenopus laevis oocytes) Calcein-fluorescence quenched after non-transfected (NT) Calcein- injected oocytes exposed to (Co3O4) NPs [275]
Arginine-terminated QD NPs Direct translocation In vitro (HeLa and HT22 cells) Delivery of DQs [276]