The graph provides a comprehensive overview of the researchers’ investigation focus, including four clusters of keywords such as “Expression and Function of Osteocalcin Gene,” “Differential Expression of Osteocalcin Gene and Its Impact on Diabetes,” “ Role of Osteocalcin in the Evaluation of Osteoporosis and Diabetes” and “Osteocalcin’s Indirect Involvement in Metabolic Processes.” The gene discussed is BGLAP; the disease is osteoporosis.