id	keyword
mkg-36582	group
mkg-36582	naocl
mkg-36582	pdt
mkg-36582	root
mkg-36582	biofilm
mkg-36582	ros
mkg-36582	bacteria
mkg-36582	photosensitizer
mkg-36582	photodynamic
mkg-36582	treatment
mkg-36582	canal
mkg-36582	therapy
mkg-36582	oxygen
mkg-36582	nucleatum
mkg-36582	test
mkg-36582	study