2D	Two dimensional
3D	Three dimensional
Ab	Antibody
AFM	Atomic force microscopy
Ag	Antigen
AIOP	Aligned iron oxide particles
AP	Action potential
BNDF	Brain-derived Neurotrophic Factor
CNT	Carbon nanotube
CV	Cyclic voltammogram
DIV	Days in vitro
DRG	Dorsal root ganglion
E-Field	Electric-field
ECM	Extracellular matrix
EIS	Electrochemical impedance spectroscopy
ET	Electron Transfer
FET	Field-effect-transistor
FRET	Förster Resonance Energy Transfer
GAG	Glycosaminoglycan
GelMA	Gelatin methacrylate
GNP	Gold nanoparticle
GNR	Gold nanorod
GNS	Gold nanoshell
GO	Graphene oxide
HEK	Human embryonic kidney cell
IONP	Iron oxide nanoparticle
LOD	Limit of detection
LSPR	Localized surface plasmon resonance
MOF	Metal-organic-framework
MRI	Magnetic resonance imaging
NIR	Near-infrared
NP	Nanoparticle
Ormosil	Organically-modified silica
PA	Polyacrylamide
PAA	Poly(acrylic acid)
PALM	Photoactivated localization microscopy
PBS	Phosphate buffered saline
PBT	Poly(butylene terephthalate)
PCL	Polycaprolactone
PCP	Polydimethylsiloxane coated with sodium carboxymethyl cellulose, covered with poly(3,4-ethylenedioxythiophene)
PDMAEMA	Poly(2-(dimethylamino)ethyl methacrylate)
PDMS	Poly(dimethylsiloxane)
PEDOT	Poly(3,4-ethylenedioxythiophene)
PEG	Polyethylene glycol
PEOT	Poly(ethylene oxide terephthalate)
PLGA	Poly (L-lactide-co-glycolide)
PLLA	Poly(L-lactide)
PNIPAM	Poly(N-isopropylacrylamide)
PNIPMAM	Poly(N-isopropylmethacrylamide)
PSMA	Poly-styrene-co-maleic anhydride
PVA	Poly(vinyl alcohol)
QD	Quantum dot
QY	Quantum yield
rGO	Reduced graphene oxide
RIOP	Randomly oriented iron oxide particles
ROS	Reactive oxygen species
SERS	Surface-enhanced Raman scattering
SNR	Signal-to-noise ratio
SPR	Surface plasmon resonance
STED	Stimulated emission depletion microscopy
TE	Tissue engineering
TFM	Traction force microscopy
TIRF	Total internal reflection
TRPV	Transient receptor potential vanilloid
UCNP	Upconversion nanoparticle
UV	Ultraviolet