| AChE | acetylcholinesterase |
| AE | anion exchanger |
| AKT | protein kinase B |
| ATM | ataxia-telangiectasia mutated kinase |
| Bax | Bcl-2-associated X protein |
| Bcl-2 | B-cell lymphoma 2 |
| BuChE | butyrylcholinesterase |
| CAF | cancer-associated fibroblast |
| CAGE | Calcium-Gated Excitability |
| CACNA2D1 | calcium voltage-gated channel auxiliary subunit alpha-2/delta-1 gene |
| Cav | voltage-gated calcium channel |
| CCL4 | C–C motif chemokine ligand 4 |
| CCL5 | C–C motif chemokine ligand 5 |
| CD8 | cluster of differentiation 8 |
| ChAT | choline acetyltransferase |
| CHRFAM7A | CHRNA7 family with sequence similarity 7A gene |
| CHRNA4 | cholinergic receptor nicotinic alpha 4 subunit gene |
| CHRNA7 | cholinergic receptor nicotinic alpha 7 subunit gene |
| CHRNB2 | cholinergic receptor nicotinic beta 2 subunit gene |
| CICR | calcium-induced calcium release |
| CNS | central nervous system |
| CRAC | calcium release-activated calcium |
| CRC | colorectal cancer |
| CSC | cancer stem cell |
| cAMP | cyclic adenosine monophosphate |
| DHβE | dihydro-β-erythroidine |
| ECM | extracellular matrix |
| EC50 | half-maximal effective concentration |
| EGFR | chloride equilibrium potential |
| ECl | epidermal growth factor receptor |
| EMT | epithelial–mesenchymal transition |
| ER | endoplasmic reticulum |
| ERK | extracellular signal-regulated kinase |
| GABA | γ-aminobutyric acid |
| GABAA | γ-aminobutyric acid type A receptor |
| GABAB | γ-aminobutyric acid type B receptor |
| GABBR1 | gamma-aminobutyric acid type B receptor subunit 1 gene |
| GAD1 | glutamate decarboxylase 1 gene |
| GAD65 | 65 kDa glutamate decarboxylase isoform |
| GENI | genetically encoded neurotransmitter indicator |
| Gi/o | inhibitory G-protein family |
| Gαi/o | inhibitory G-protein alpha subunit |
| Gαq | G-protein alpha q subunit |
| Gβγ | G-protein beta-gamma subunit complex |
| GSK-3β | glycogen synthase kinase-3 beta |
| HCC | hepatocellular carcinoma |
| HIF-1α | hypoxia-inducible factor 1 alpha |
| HUVEC | human umbilical vein endothelial cell |
| IC50 | half-maximal inhibitory concentration |
| IFP | interstitial fluid pressure |
| IHC | immunohistochemistry |
| IL-10 | interleukin 10 |
| IP3 | inositol 1,4,5-trisphosphate |
| IP3R | inositol 1,4,5-trisphosphate receptor |
| JAK | Janus kinase |
| KCC1 | K+–Cl− cotransporter 1 |
| KCC2 | K+–Cl− cotransporter 2 |
| KCC3 | K+–Cl− cotransporter 3 |
| Ly6/uPAR | lymphocyte antigen 6/urokinase-type plasminogen activator receptor |
| MAPK | mitogen-activated protein kinase |
| MERFISH | multiplexed error-robust fluorescence in situ hybridization |
| mTORC2 | mechanistic target of rapamycin complex 2 |
| nAChR | nicotinic acetylcholine receptor |
| NBC | sodium–bicarbonate cotransporter |
| NF-κB | nuclear factor kappa B |
| NKCC1 | Na+–K+–2Cl− cotransporter 1 |
| NNK | 4-(methylnitrosamino)-1-(3-pyridyl)-1-butanone |
| NSCLC | non-small cell lung cancer |
| PI3K | phosphoinositide 3-kinase |
| PLC | phospholipase C |
| PKA | protein kinase A |
| SLC12A2 | solute carrier family 12 member 2 gene |
| SLC12A5 | solute carrier family 12 member 5 gene |
| SLURP-1 | secreted Ly6/uPAR-related protein 1 |
| SOCE | store-operated calcium entry |
| STAT | signal transducer and activator of transcription |
| STIM | stromal interaction molecule |
| TAM | tumor-associated macrophage |
| TIF | tumor interstitial fluid |
| TME | tumor microenvironment |
| TNBC | triple-negative breast cancer |
| TRP | transient receptor potential |
| VAChT | vesicular acetylcholine transporter |
| VGCC | voltage-gated calcium channel |
| γH2AX | phosphorylated histone H2AX |