AS-PCR	allele-specific oligonucleotide polymerase chain reaction
ASCT	autologous stem cell transplant
BM	bone marrow
CAR-T cells	chimeric antigen receptor-T cells
CHUSJ	Centro Hospitalar Universitário São João
cfDNA	cell-free DNA
CTCs	circulating tumor cells
ctDNA	circulating tumor DNA
CR	complete response
D100	day 100 after ASCT
ECL	enhanced chemiluminescence
EMD	extramedullary disease
EVs	Extracellular Vesicles
FDG-PET/CT	18-fluoro-2-deoxyglucos positron emission tomography/computed tomography
FISH	Fluorescence in situ hybridization
FPM	Fuji Medical Film Processor
Ig	immunoglobulin
IMWG	International Myeloma Working Group
ISS	International Staging System
K	immunoglobulin kappa (κ) chain
L	immunoglobulin lambda (λ) chain
LOD	limit of detection
MFC	multiparameter flow cytometry
MM	Multiple Myeloma
MRD	measurable residual disease
MSCs	BM mesenchymal stem cells
MW	molecular weight
NGF	next-generation flow
NGS	next-generation sequencing
NTA	Nanoparticle Tracking Analysis
OS	overall survival
PB	peripheral blood
PBS	phosphate-buffered saline
PC	plasma cells
PFS	progression free-survival
PPP	Platelet-Poor Plasma
PRP	Platelet-Rich Plasma
R-ISS	revised-ISS
RT	room temperature
sCR	stringent complete response
SEC	Size Exclusion Chromatography
TBS-T	Tris-buffered saline solution with 0.1% Tween-20
TEM	Transmission Electron Microscopy
UF	ultrafiltration
UF	ultrafiltrated pool from SEC fractions 3 to 6
VEGF	vascular endothelial growth factor
VGPR	very good partial response
WB	Western Blot