1. Sarwat F, Ahmed N, Aman A, Qader SA. 2013. Optimization of growth conditions for the isolation of dextran producing Leuconostoc spp. from indigenous food sources. Pak J Pharm Sci. Jul;26(4):793-7.

  2. Uzair B, Ahmed N, Ahmad VU, Mohammad FV, Edwards DH. 2008. The isolation, purification and biological activity of a novel antibacterial compound produced by Pseudomonas stutzeri. FEMS Microbiol Lett.Feb;279(2):243-50. Epub 2007 Dec 17.

  3. Sarwat F, Ul Qader SA, Aman A, Ahmed N. 2008 Production & characterization of a unique dextran from an indigenous Leuconostoc mesenteroides CMG713. Int J Biol Sci.;4(6):379-86. Epub Oct 15.

  4. Qureshi, F.M. 2005. Genetic Manipulation of Genes for Environmental Bioremediation and Construction of Strains with Multiple Environmental Bioremediation Properties. Ph.D. thesis. University of Karachi, Karachi.

  5. Ahmed, N., Badar, U., Qureshi, F.M., and Fasim, F. 2004. Biosorption and bioaccumulation of heavy metals by bacteria isolated from contaminated sites of Karachi, Pakistan. In Tsezos, M., Hatzikioseyian, A., Remoundaki, E. (eds), Bio-hydrometallurgy: A Sustainable Technology in Evolution. University of Athens, Athens, p. 771-781.

  6. Ahmed, N, Jamil, N, Uzair, B, and Qureshi, FM. 2003. Biodiversity of bacterial flora from coastal areas of Pakistan: Sind and Baluchistan. In Shimura, J (ed), Global Taxonomy Initiative in Asia, National Institute of Environmental Studies, Japan, p. 167-176.

  7. P. Pattanapipitpaisal, A.N. Mabbett, J.A. Finlay, A.J. Beswick, M. Paterson-Beedle, A. Essa, J. Wright, M.R. Tolley, U. Badar, N. Ahmed, J.L. Hobman, N.L. Brown, and L.E. Macaskie. (2002). Reduction of Cr(VI) and bioaccumulation of chromium by Gram positive and Gram negative microorganisms not previously exposed to Cr-stress . Environ. Technol. 23: 731-745 .

  8. Fasim, F., N. Ahmed , and G. M. Gadd, 2002. Solubilization of zinc oxide and zinc phosphate by a bacterium isolated from air environment of a tannery. FEMS Microbiol. Lett. 213: (1) 1-6 .

  9. Ahmed, N, Badar, U, Fasim, F, Qureshi, FM. 2002. Recycling of metal contaminated wastewater: A case study. In Sherif, MM, Singh, VP, Al-Rashed, M ( eds ), Environmental and Groundwater Pollution, Swets and Zeitlinger, Lisse, volume 3, p. 175-187.

  10. Qureshi, F. M., U. Badar, and N. Ahmed. 2001. Biosorption of copper by bacterial biofilm on PVC flexible conduit. Appl. and Environ. Microbiol. 67(9): 4349-4352 . Erratum: Appl. Environ. Microbiol. 67(11): 5349a .

  11. Qureshi, F. M., J. Akhtar, U. Badar, F. Fasim, N. Jameel , S. Raihan, M. T. Hassan and N. Ahmed. 2001. Towards effective bioremediation in Third World countries. Contaminated Soil, Sediment and Water, 2001(October): .

  12. Ahmed, N., U. Badar and S. Raihan. 2001. Resistance and accumulation of heavy metals by indigenous bacteria: Bioremediation. In Ahmed, N., Qureshi, F. M., and Khan, O. Y. ( eds ), Industrial and Environmental Biotechnology. Horizon Scientific Press, Norfolk , p. 81-102.

  13. Badar, U., R. Abbas and N. Ahmed. 2001. Characterization of copper and chromate resistant bacteria isolated from Karachi tanneries effluents. In Ahmed, N., Qureshi, F. M., and Khan, O. Y. ( eds ), Industrial and Environmental Biotechnology. Horizon Scientific Press, Norfolk , p. 43-54.

  14. Ahmed, N., F. M. Qureshi and O. Y. Khan. 2001. Industrial and Environmental Biotechnology . Horizon Scientific Press, Norfolk , U.K.

  15. Farooqi, B., F. Shareq, K. Rizvi, M. Khurshid, N. Ahmed, A. Siddiqa, H. S. Qureshi, M. S. Mahmood and M. K. Ashfaq. 2001. Plasmid mediated antibacterial resistance in S. typhi . JCPSP. 11(2) 107-109.

  16. Ahmed, N., S. Raihan and U. Badar. 2000. Microbial process for pollution control: Bioremediation. In Mohamed and Al Hosani ( eds ), Geoengineering in Arid Lands , Balkema, Rotterdam , p. 571-576.

  17. Ahmed. N., F. Fasim, M. Arif, N. Jamil. 2000. Inducible metal tolerance to heavy metals in air borne bacteria. Pak. J. Bio. Sci. 3(12): 2232-2237.

  18. Badar, U., N. Ahmed, A. J. Beswick, P. Pattanapipitpaisal, and L. E. Macaskie. 2000. Reduction of chromate by microorganisms isolated from metal contaminated sites of Karachi , Pakistan . Biotechnol. Lett. 22:829-836.

  19. Hassan, M.-T., D. van der Lelie, D. Springael, U. Römling, N. Ahmed, and M. Mergeay. 1999. Identification of a gene cluster, czr , involved in cadmium and zinc resistance in Pseudomonas aeruginosa . Gene 238:417–425.

  20. Qureshi, F. M., U. Badar and N. Ahmed. 1999. Removal of Heavy Metal Pollutant(s) from Effluent Using Environmental Biotechnology from Pakistani Resources. Centre for Molecular Genetics, University of Karachi , Karachi .

  21. Ahmed, N., U. Badar, Hassan, M.-T. and S. Raihan. 1997. Isolation of local copper tolerant bacteria in Pakistan for biofilm formation on various supports and subsequent biosorption. Resource and Environmental Biotechnology , 2:65-72.

  22. Ahmed, N. and S. Raihan. 1997. Nickel resistance and accumulation by E. coli strains isolated from industrial effluent. Kar. Univ. J. Sci . 25:57-63.

  23. Raihan, S., N. Ahmed, L. E. Macaskie and J. R. Lloyd. 1997. Immobilization of whole bacterial cells for anaerobic biotransformations. Appl. Microbiol. Biotechnol. 47:352-57.

  24. Shamim, S., N. Ahmed, A. Rahman, S. E. Haque and A. Ghaffar. 1997. Efficiency of Pseudomonas aeruginosa and other biocontrol agents in the control of root infection in cotton. Acta Agr. Bot . 50 (1-2): 5-10.

  25. Faroqui, B., A. Sheikh, Q. K. Rizvi, N. Ahmed and M. K. Ashfaq. 1997. Antimicrobial pattern of Pseudomonas paucimobilis isolated from blood culture. In S. I. Ahmed, and S. P. Ahmed (eds.), Proceedings of Second Biennial Conference on Pharmacology and Therapeutics. B.C.C. & T Press, Karachi , p. 67-70.

  26. Shareq, F., Q. K. Rizvi, A. Sheikh, S. Yousuf and N. Ahmed. 1997. Second trimester maternal serum alpha foetus protein levels and their amniotic fluid evaluation by ultrasound. In S. I. Ahmed, and S. P. Ahmed (eds.), Proceedings of Second Biennial Conference on Pharmacology and Therapeutics. B.C.C. & T Press, Karachi p. 81-84.