(Cluster 1:Expression and Function of Osteocalcin Gene; Cluster 2:Differential Expression of Osteocalcin gene and Its Impact on Diabetes; Cluster 3;Role of Osteocalcin in the Evaluation of Osteoporosis; Cluster 4:Expression and function of Osteocalcin’s Indirect Involvement in Metabolic Processes) (Figure 10- Top 10). This evidence concerns the gene BGLAP and osteoporosis.