GINGIVAL EPITHELIUM 

1. Keratinization = decreases 
2. Epithelium = thinner 
3. JE migrates apically 
4. Width of attached gingiva – decreases 

GINGIVAL CONNECTIVE TISSUE 

1. Collagen
   1. Soluble to insoluble 
   2. Denser and coarser
   3. Mechanical strength of collagen decreases
   4. Number of
      1. Collagen fibers decrease 
      2. Elastic fibers increase
2. Periodontal Ligament
   1. Collagen decrease 
   2. Number of cells increase 
   3. Tensile strength decrease
3. Cementum
   1. Width increases 
4. Alveolar bone
   1.  Weaker 
   2. Amount of cortical and compact bone decreases