AD	Adherent cells
AKT1	RAC-alpha serine/threonine-protein kinase 1
ARF6	ADP-ribosylation factor 6
ASAP1	Arf-GAP with SH3 domain, ANK repeat and PH domain-containing protein 1
BIRC5	Baculoviral inhibitor of apoptosis repeat-containing 5; Survivin
CAV-1	Caveolin 1
CHUK	Conserved helix-loop-helix ubiquitous kinase; Inhibitor of nuclear factor kappa-B kinase subunit alpha (IKK-α)
GAPDH	Glycerinaldehyd-3-phosphat-Dehydrogenase
HRP	Horseradish peroxidase
IKBKB	Inhibitor of nuclear factor kappa-B kinase subunit beta
JNK1	c-Jun N-terminal kinase 1 or Mitogen-activated protein kinase 8
LfQ	Label-free Quantitation
MAPK8	Mitogen-activated protein kinase 8
MCS	Multicellular tumor spheroids
MS	Mass Spectrometry
NFκB	Nuclear factor kappa B
PAK1IP1	P21-activated protein kinase-interacting protein 1
PIK3R2	Phosphoinositide-3-kinase regulatory subunit 2
PTK2	Protein tyrosine kinase 2, focal adhesion kinase 1 (FAK1)
PXN	Paxillin
Ras1	Ras-like protein 1
r-µg	Real microgravity
RPM	Random positioning machine
s-µg	Simulated microgravity
VCL	Vinculin
VEGF	Vascular endothelial growth factor