Abbreviation	Definition
DDS	Drug delivery system
PAE	Poly(amino ester)
IV	Intravenous
5-ALA	5-Aminolevulinic
CC	Colon cancer
CB	Cathepsin B
HA	Hyaluronic acid
Cy5.5	Cyanine 5.5
IRT	Irinotecan
PFH	Perfluorohexane
DOX	Doxorubicin
GdNGs	Gadolinium nanogels
MRI	Magnetic resonance imaging
NIR	Near infrared
C6	Chlorine 6
PTX	Paclitaxel
FA	Folic acid
PHEMA	Poly(2-hydroxyethyl Methacrylate)
HEMA	2-Hydroxyethyl methacrylate
TPGDA	Tripropyleneglycol diacrylate
PNIPAAm	Poly(N-isopropyl acrylamide)
LCST	Lower critical solution temperature
AAc	Acrylic acid
PAA	Poly(allyl amine)
PEI	Poly(ethylenimine)
BPEI	Branched poly(ethylenimine)
QDs	Quantum dots
FD	Fucoidan
TMC	Trimethyl chitosan
TCD	Tetracyclododecene
CMC	Critical micelles concentration
FAPPI	Folate acid conjugated poly(propylene imine)
MTX	Methotrexate
XG	Xanthan gum
DCT	Docetaxel
PLGA	poly(D,L-lactide-co-glycolide)
HACE	HA acid–ceramide
PLA	Poly(lactic acid)
PEO	Poly(ethylene oxide)
PPO	Poly(propylene oxide)
RES	Reticuloendothelial system
ABC	Accelerated blood clearance
P-gP	P-glycoprotein
IP	Intraperitoneal
PNVP	Poly(N-vinyl pyrrolidone)
BBB	Blood-brain barrier
CNS	Central nervous system
EVs	Extracellular vesicles
MSCs	Mesenchymal stem cells
MVBs	Multivesicular bodies