procurement of chemicals/consumables required in this institution. -1 tris base 2. edta a j. glacial acetic acid as001-500m1 4 10xpbs-buffer 5 1000bp dna ladder (200 lanes), 6 6xgel loading buffer 7. pcr kit 8. gram staining kit 9. lactobacillus mrs agar 10. agarose 11 bifidobacterium agar 12. dna stool purification kit (preferable siema) 13. genomic dna extraction kit 14. universal primers for lactobacillus 15. universal primers for bifidobacterium t6. pipette tips 2pl-20p1) - filtered 17. pipette tips (1 0p1-200pi) non-filtered 18. pipette tips (100p1- 1000pi) non-filtered 19. oxidase discs 20. pcrstrips 2t. antibiotic hexa discs rings (hexa g plus 22)hi media