TiO2	Titanium dioxide
ROS	Reactive oxygen species
PDT	Photodynamic therapy
DNA	Deoxyribonucleic acid
UV	Ultraviolet
PS	Photosensitizer
PSES	Photosensitizer excited state
PSET	Photosensitizer excited triplet
WHO	World Health Organization
TMZ	Temozolomide
BBB	Blood–brain barrier
ZnPc	Zinc Phthalocyanine
FA	Folic acid
DPBF	1,3-Diphenylisobenzofuran
SEM	Scanning electron microscopy
HR-TEM	High-resolution transmission electron microscopy
XRD	X-ray diffraction
TGA	Thermogravimetric analysis
VIS	Visible
EDS	Energy-dispersive spectroscopy
MTT	Tetrazolium bromide
FBS	Fetal bovine serum
DMEM	Dulbecco’s Modified Eagle
HOMO	Highest occupied molecular orbital
LUMO	Less unoccupied molecular orbital
Eg	Bandgap energy
BET	Brunauer–Emmett–Teller method
BJH	Barrett–Joyner–Halenda method