SCC	Squamous cell carcinoma
NMSCs	Non-melanoma skin cancers
BCC	Basal cell carcinoma
UV	Ultraviolet
ROS	Reactive oxygen species
RNS	Reactive nitrogen species
HPV	Human papillomavirus
AK	Actinic keratosis
BD	Bowen’s disease
SC	Stratum corneum
EPR	Enhanced permeability and retention effect
PDT	Photodynamic therapy
5-FU	5-Fluorouracil
API	Active pharmaceutical ingredient
DMSO	Dimethylsulfoxide
SLNs	Solid lipid nanoparticles
NLCs	Nanostructured lipid carriers
AgNPs	Silver nanoparticles
AuNPs	Gold nanoparticles
STING	Stimulator of Interferon Genes
BCS	Biopharmaceutical classification system
IMQ	Imiquimod
FDA	United States Food and Drug Administration
EMA	European Medicines Agency
ADP	Adenosine diphosphate ribose
COX-2	Cyclooxygenase-2
PGE2	Prostaglandin E2
IM	Ingenol mebutate
VD3A	Vitamin D3 analogs
VDR	Vitamin D receptor
RARs	Retinoic acid receptors
RXRs	Retinoid X receptors
CTCL	Cutaneous T-cell lymphoma
STAT3	Signal Transducer and Activator of Transcription 3
siRNA	Small interfering RNA