ACE	Angiotensin-Converting Enzyme
ACE2	Angiotensin-Converting Enzyme 2
AEs	Adverse Events
ANS	Autonomic Nervous System
AP	Action Potential
AT1R axis	Angiotensin II/ AT1R axis
AT2R axis	Angiotensin II /AT2R axis
CECs	Cardiac Endothelial Cells
CD	Cluster of Differentiation Molecules
CFs	Cardiac Fibroblasts
CMR	Cardiac Magnetic Resonance
CMs	Cardiomyocytes
CoV-2-S1	S1 Subunit of CoV-2 Spike Protein
DCs	Dendritic Cells
ECM	Extracellular Matrix
ECs	Endothelial cells
EMB	Endomyocardial Biopsy
HPA axis	Hypothalamic–Pituitary–Adrenal axis
ICAM-1	Intercellular Adhesion Molecule 1
IL-1β	Interleukin-1β
IL-6	Interleukin-6
IP	Inflammatory Pyramid
LGE	Late Gadolinium Enhancement
LNPs	Lipid Nanoparticles
LQT1	Long QT syndrome type 1
MIS-A	Multisystem Inflammatory Syndrome in adult
MIS-C	Multisystem Inflammatory Syndrome in children
MIS-V	Multisystem Inflammatory Syndrome following COVID-19 mRNA vaccines
MHC	Major Histocompatibility Complex
MSCs	Mesenchymal Stem Cells
NF-κB	Nuclear Factor- κB
RAAS	Renin–Angiotensin–Aldosterone System
SAM axis	Sympathetic–Adreno–Medullar axis
SRS	Stress Response System
TLR4	Toll-Like Receptor 4
TNF-α	Tumor Necrosis Factor-α
VCAM-1	Vascular Cell Adhesion Protein 1