1. Faculty of Medicine Ain Shams University Medical Biochemistry & Molecular Biology Department Laboratory Apparatuses 1

2. Faculty of Medicine Ain Shams University Medical Biochemistry & Molecular Biology Department 2 By the end of this topic, the student will be able to: Identify and categorize the different apparatuses with their parts and uses in practice..

3. Faculty of Medicine Ain Shams University Medical Biochemistry & Molecular Biology Department Urinometer (Hydrometer) Used to measure the specific gravity of a liquid e.g. urine

4. Faculty of Medicine Ain Shams University Medical Biochemistry & Molecular Biology Department It provides precise temperature for lab reactions control It is available with an analog or digital operating system Lab water bath

5. Faculty of Medicine Ain Shams University Medical Biochemistry & Molecular Biology Department Balance Used to weigh chemicals

6. Faculty of Medicine Ain Shams University Medical Biochemistry & Molecular Biology Department Centrifuge Spins liquid samples at different high speeds to sediment different fractions.

7. Faculty of Medicine Ain Shams University Medical Biochemistry & Molecular Biology Department Gel electrophoresis Apparatus Tank combs Glass plates separators Gel Tank cover Used to separate macromolecules as DNA, RNA and Protein

8. Faculty of Medicine Ain Shams University Medical Biochemistry & Molecular Biology Department Comb of gel- electrophoresis Forms wells in the gel which are needed to load samples in them.

9. Faculty of Medicine Ain Shams University Medical Biochemistry & Molecular Biology Department 9 Gel electrophoresis

10. Faculty of Medicine Ain Shams University Medical Biochemistry & Molecular Biology Department 10 Principle of Separation According to charge According to size

11. Faculty of Medicine Ain Shams University Medical Biochemistry & Molecular Biology Department paper electrophoresis Apparatus

12. Faculty of Medicine Ain Shams University Medical Biochemistry & Molecular Biology Department Spectrophotometer Used to measure the absorbance (O.D) of different substances in biological fluid. It used to calculate the corresponding concentrations. Cuvette

13. Faculty of Medicine Ain Shams University Medical Biochemistry & Molecular Biology Department pH meter Bulb of pH meter Used to measure the pH of a solution.

14. Faculty of Medicine Ain Shams University Medical Biochemistry & Molecular Biology Department 14

15. Extended Modular Program 15