Assertion: l valine | /r/CapableOf | promote slight increase
Facets:
value: by employing dmem deficient
type: MANNER
Source sentences:
text: By employing DMEM deficient in both l-valine and l-arginine as the background medium, exogenous l-valine only promotes a slight increase in phagocytosis of GFP-E. coli, whereas exogenous l-arginine is not effective and even counters phagocytosis.