P.g.	Porphyromonas gingivalis
A.a.	Aggregatibacter actinomycetemcomitans
T.d.	Treponema denticola
PLI	Plaque index
BOP	Bleeding on probing
CAL	Clinical attachment level
SRP	Scaling and root planning
GI	Gingival index
PPD	Periodontal pocket depth
CHX	Chlorhexidine
PGE2	Prostaglandin E2
TNF-α	Tumor Necrosis Factor α
IL-1β	Interleukin-1β
IL-6	Interleukin-6
IL-17	Interleukin-17
RANKL	Receptor Activator of Nuclear factor κB Ligand
PCR	Polymerase Chain Reaction
qRT-PCR	quality Real Time Polymerase Chain Reaction
DNA	Deoxyribonucleic acid
HE	Hematoxylin–Eosin
DPX	Dibutylphthalate Polystyrene Xylene
SD	Standard Deviation
ANOVA	Analysis of Variance
LLLT	Low-level laser therapy