AAV	Adeno-associated virus
ABC	ATP-binding cassette protein
AMT	Adsorptive-mediated transcytosis
BBB	Blood–brain barrier
BBBD	Blood–brain barrier disruption
BCRP	Breast cancer resistance protein
BTB	Blood–tumor barrier
CED	Convection-enhanced delivery
CNS	Central nervous system
CSF	Cerebrospinal fluid
CVO	Circumventricular organs
DIPG	Diffuse intrinsic pontine glioma
EC	Endothelial cells
EGFR	Epidermal growth factor receptor
FDA	Food and Drug Administration
FUS	Focused ultrasound
GBM	Glioblastoma miltiforme
GLUT1	Glucose transporter 1
HDAC	Histone deacetylase
IGFR	Insulin-like growth factor receptor
IR	Insulin receptor
IT	Intrathecal
LDLR	Low-density lipoprotein receptor
LRP1	Low-density lipoprotein-related protein 1
MCT1	Monocarboxylate transporter 1
MNP	Magnetic nanoparticles
MSC	Mesenchymal stem cells
MRI	Magnetic resonance imaging
MRP	Multidrug resistance protein
NSC	Neural stem cell
NVU	Neurovascular unit
NVU/BBB	Neurovascular unit/blood–brain barrier
PDGFR-β	Platelet-derived growth factor-β
P-gp	P-glycoprotein
PLGA	poly(lactic-co-glycolic acid)
RMT	Receptor-mediated transcytosis
TfR1	Transferrin receptor 1
TMT	Transporter-mediated transcytosis
VEGF	Vascular endothelial growth factor