ISS	International Space Station
API	Antimicrobial photoinactivation
PS	Photosensitizer
ROS	Reactive oxygen species
CUR	Curcumin
RF	Riboflavin
Hyp	Hypericin
Chl	Chlorophyllin
EPS	Extracellular polymeric substances
LSMMG	Low-shear modeled microgravity
MRSA	Methicillin-resistant S. aureus
PWD	Portable water dispenser
TSB	Tryptic soy broth
PDT	Photodynamic therapy
DMSO	Dimethyl sulfoxyde
GS	Ground state
ES	Excited state
MSSA	Methicillin-susceptible S. aureus
PIA	Polysaccharide intercellular adhesin
HA	Hypocrellin A
HB	Hypocrellin B
FAD	Flavine adenine dinucleotide
FMN	Flavine mononucleotide
GRAS	Generally regarded as safe
FDA	Food and Drug Administration
FMF	Formylmethylflavine
LC	Lemichrome
LF	Lemiflavin
CMF	Carboxymethylflavin
PBS	Phosphate buffered saline