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Scheme for BIOCHEMICAL REACTIONS

Scheme for BIOCHEMICAL REACTIONS. Urease test. -ve. +ve e.g. Proteus. Catalase Test. e.g. Streptococci. e.g Staphylococci. Catalase Test. e.g. Streptococci. e.g Staphylococci. Coagulase Test. Staphylococcus aureus. Coagulase negative staphylococci, e.g. S. epidermidis.

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Scheme for BIOCHEMICAL REACTIONS

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  1. Scheme for BIOCHEMICAL REACTIONS

  2. Urease test -ve +ve e.g. Proteus

  3. Catalase Test e.g. Streptococci e.g Staphylococci

  4. Catalase Test e.g. Streptococci e.g Staphylococci

  5. Coagulase Test Staphylococcus aureus Coagulase negative staphylococci, e.g. S. epidermidis

  6. Coagulase test Staphylococcus aureus Coagulase negative staphylococci, e.g. S. epidermidis

  7. Oxidase test Oxidase positive e.g. Neisseria, Pseudomonas

  8. Oxidase test Oxidase positive e.g. Neisseria, Pseudomonas

  9. Oxidase test - ve + ve Oxidase positive e.g. Neisseria, Pseudomonas

  10. Indole test + ve e.g. E.coli - ve e.g. Klebsiella

  11. Indole test

  12. MR & VP tests MR test VP test +ve -ve

  13. Citrate test

  14. Citrate test Citrate positive Citrate negative

  15. B.R. of E. coli Indole MR VP Citrate I M V C + + - - TSI

  16. B.R. of Klebsiella VP I M V C - - + + TSI

  17. Nagler’s Reaction(Clostridium perfringens) Antitoxin No antitoxin

  18. Nagler’s Reaction (Clostridium perfringens)

  19. Analytical Profile Index (API)Biochemical identification system

  20. Analytical Profile Index (API) Biochemical identification system

  21. Analytical Profile Index (API) Biochemical identification system

  22. String Test (Positive in Vibrio cholerae)

  23. String Test (Positive in Vibriocholerae)

  24. String Test (Positive in Vibriocholerae)

  25. Scheme for SEROLOgical tests

  26. Tube agglutination test(Titre:1/320) 1/20 1/40 1/80 1/160 1/320 1/640 1/1280 - ve control TITRE

  27. Brucella tube agglutination test showing prozone phenomenon (Titre:1/320) 1/20 1/40 1/80 1/160 1/320 1/640 1/1280 - ve control TITRE

  28. Widal Test (Recent infection with S. Typhi)(Titre:1/320) 1/20 1/40 1/80 1/160 1/3201/640 1/1280 O C H C T C PA H C PB H

  29. Widal Test (Old infection with S. Typhi) 1/20 1/40 1/80 1/160 1/3201/640 1/1280 O C H C T C PA H C PB H

  30. Widal Test (Post vaccination) 1/20 1/40 1/80 1/160 1/320 1/640 1/1280 O C H C T C PA H H C PB

  31. Latex Agglutination Test (A: Positive)

  32. Latex agglutination Test (2 & 4: Positive )

  33. Single radial immunodiffusion

  34. Single radial immunodiffusion 1 2 5 6 4 3

  35. Elek’s Test Toxigenic C. diphtheriae Non-toxigenic C. diphtheriae

  36. Elek’s Test

  37. Immunofluorescence

  38. Immunofluorescence

  39. ELISA plate

  40. ELISA plate

  41. ELISA plate

  42. ELISA plate

  43. ELISA plate

  44. Western Blot for diagnosis of HIV

  45. Scheme for miscellaneous tests

  46. Tuberculin Skin Test (TST) Positive

  47. Antibiotic sensitivity test(Disc diffusion method) 1 The organism is: Sensitive to 4, 5 & 6 Resistant to 1, 2 & 3 2 6 3 5 4

  48. Antibiotic sensitivity test(Disc diffusion method) Sensitive to………… Resistant to………..

  49. Antibiotic sensitivity test (Disc diffusion method) Sensitive to………… Resistant to………..

  50. Antibiotic sensitivity test (Tube dilution method for MIC determination) MIC

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