inscription biochemistry in red letters on a blue background. the concept of a biochemical analysis of blood in humans for various

acid albumin amylase b12 background bilirubin biochemistry blood blue calcium capacity carbohydrates chemistry chlorine cholesterol creactive creatinine disease enzymes factor folic glucose glycated hemoglobin illness inscription iron ironbinding lactate lettering lipids magnesium medic medical medicinal pancreatic phosphorus pigments potassium protein proteins red rheumatoid serum sickness sodium sun total triglycerides urea urinary vitamin