1. Use of dialysis to separate small and large molecules

2. Gel filtration chromatography

3. Molecular mass determination by gel filtration chromatography

4. Some commonly used gel filtration materials

5. Ion-exchange chromatography with stepwise elution

6. Device for generating a linear concentration gradient

7. Molecular formulas of cellulose-based ion exchangers

8. Some biochemically useful ion exchangers

9. Affinity chromatography

10. Covalent linking of ligand to agarose

11. Derivatization of epoxy-activated agarose

12. Purification of staphylococcal nuclease by affinity chromatography on bisphosphothymidine-linked agarose

13. Experimental arrangement for paper chromatography

14. Two-dimensional paper chromatography

15. Paper electrophoresis

16. Apparatus for slab gel electrophoresis

17. Diagram of a disc electrophoresis apparatus

18. Polymerization of acrylamide and N,N-methylenebisacrylamide to form a cross-linked polyacryl-amide gel

19. SDS-PAGE

20. Logarithmic relationship between the molecular mass of a protein and its relative electrophoretic mobility in SDS-PAGE

21. General formula of the ampholytes used in isoelectric focusing

22. Isoelectric points of several common proteins

23. Purification of rat liver glucokinase

24. END

25. An enzyme-linked immunosorbent assay (ELISA)

26. Solubilities of several proteins in ammonium sulfate solutions

27. Solubility of caboxy-hemoglobin at is isoelectric point as a function of ionic strength and ion type

28. Solubility of  -lactoglobin as a function of pH at several NaCl concentrations

29. Protein crystals

30. Agarose gel electrophoretogram of a double helical DNA

31. Pulsed-field gel electrophoresis (PFGE) of a set of different sized bacteriophage DNAs

32. Detection of proteins by immunoblotting

33. Two-dimensional (2D) gel electrophoresis

34. Sedimentation coefficients in Svedbergs (S) for some biological materials

35. A selection of preparative ultracentrifuge rotors

36. Zonal ultracentrifugation

37. Equilibrium density distribution of a CsCl solution in an ultracentrifuge spinning at 39,460 rpm

38. Isopycnic ultracentrifugation

39. Physical constants of some proteins