Plaque Formation

1
Plaque Formation
Pellicle
Enamel
2
2 hours
Sparse Colonies
3
with available nutrients
Domes
4
Within 2 Days, will double in mass

• Most dramatic change with first 4-5 days
• Bacterial composition begins to change
• After 21 days, multiplication slows, just
  increases in thickness

5
Primary Colonizers- days 1-4

• Cocci Rods Filamentous

Aerobic Gram
6
Secondary Colonizers- older plaque (days 5-21)

• Sprirochetes Vibros
• Fusobacteria older plaque
• gingivitis becomes evident
• Gram -