1. Varatharaju, G., K. Nithya, P. Suresh, M. Rekha and N. Balasubramanian et al., 2020. Biocontrol properties and functional characterization of rice rhizobacterium Pseudomonas sp. VSMKU4036. J. Pure Appl. Microbiol., 14: 1545-1556.
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2. Singh, R., D. Singh, P.D. Silva and G. Subramanian, 2020. Evaluation of the microbial load and identification of possible sources of contamination of raw cow’s milk in Joanna, black bush Polder, region 6, Guyana. Int. J. Res. -GRANTHAALAYAH, 10.29121/granthaalayah.v8.i5.2020.44.
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3. Sukhu, B., G. Subramanian and A. Ansari, 2019. The pathogenicity of Beauveria bassiana on Diatraea centrella larva of sugarcane in Guyana. Asian J. Agric. Food Sci., Vol. 7. 10.24203/ajafs.v7i1.5708.
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4. Pestano, F., S. Gomathinayagam, A. Ansari and P. Da Silva, 2019. Investigation of the occurrence of entomopathogenic fungi in soils and on insects from Corentyne Berbice, Guyana. GSC Biol. Pharm. Sci., 8: 1-9.
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5. Nithya, K., V. Shanmugaiah, N. Balasubramanian and S. Gomathinayagam, 2019. Plant defence related enzymes in rice (Oryzae sativa L.,) induced by Pseudomonas sp VSMKU2. J. Pure Appl. Microbiol., 13: 1307-1315.
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6. Rekha, G. and V. Shanmugaiah, 2018. Heavy metals, N.P.K and phytochemical analysis of crude leaf extract of Indian date (Ziziphusjujuba). Int. Res. J. Nat. Appl. Sci., .
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7. Gomathinayagam, S., B.B. Tewari and G. Rekha, 2018. Phytochemical studies of crude leaf extract of Tulsi (Ocimum tenuiflorum). Int. Res. J. Nat. Applied Sci., 5: 129-135.
8. Diana, S., A. Abdullah, G. Subramanian, A. Nankishore, H. Sambhu and B. Punnu, 2018. An investigation into culture and propagation of edible mushrooms on different organic substrates. Mushroom Res., 27: 45-53.
9. Ansari, A.A., N. Hunte, S. Jiakishun and S. Gomathinayagam, 2018. Plant growth promotive effects of vermiwash and vermicompost obtained from different substrates on tomatoes (Solanum lycopersicum Mill.). Trop. Agric.: J. Facul. Food Agric., 95: 149-154.
10. Tewari, B.B., G. Rekha and S. Gomathinayagam, 2017. Study of antioxidants, phytochemicals and heavy metals in crude leaf extract in different solvents of castor (Ricinus communis). Asian J. Adv. Agric. Res., 1: 1-6.
11. Pestano, F., E. Liverpool, S. Gomathinayagam and A. Ansari, 2017. Investigation of entomopathogenic fungi from insects at university of Guyana Turkeyen Campus. Curr. Trends Biomed. Eng. Biosci., Vol. 5. 10.19080/CTBEB.2017.05.555656.
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12. Gomathinayagam, S., B.B. Tewari and G. Rekha, 2017. Phytochemical, heavy metals and NPK analysis of crude leaf extract of almond (Terminalia catappa L.). Int. J. Applied Pure Sci. Agric., 3: 17-21.
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13. Gomathinayagam, S., B.B. Tewari and G. Rekha, 2017. Heavy metal and phytochemical studies of crude leaf extract of tamarind (Tamarindus indica). Adv. Life Sci., 7: 1-4.
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14. Gomathinaygam, S., B.B.Tewari and R. Gomathinayagam, 2016. Phytochemicals, heavy metals and N.P.K analysis of crude leaf extract of Noni (Morinda citrifolia). Asian J. Biochemical and Pharm. Res., 7: 1-12.
15. Tewari, B.B., G. Subramanian and R. Gomathinayagm, 2014. Antimicrobial properties of Carica papaya (Papaya) different leaf extract against E. coli, S. aureus and C. albicans. Am. J. Pharmacol. Pharmacother., 1: 25-39.
16. Tewari, B.B. and S. Gomathinayagam, 2014. A critical review on Ocimum tenuflorum, Carica papaya and Syzygium cumini: The medicinal flora of Guyana. Bolivian J. Chem., 31: 28-41.
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17. Subramanian, G., B.B. Tewari and R. Gomathinayagam, 2014. Studies of antimicrobial properties of different leaf extract of tulsi (Ocimum tenuiflorum) against human pathogens. Am. Int. J. Contemporary Res., 4: 149-157.
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18. Jaikishun, S., N. Hunte, A.A. Ansari and S. Gomathinayagam, 2014. Effect of vermiwash from different sources (Bagasse, neem, paddy straw, in different combinations) in controlling fungal diseases and growth of tomato (Lycopersicon esculentum) fruits in Guyana. J. Biol. Sci., 14: 501-507.
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19. Gomathinayagam, S., G. Rekha and L. Ori, 2013. Antibacterial activities of ethanolic leaf extract of Carica papaya on Escherichia coli and Staphylococcus aureus. J. Pure Applied Microbiol., 7: 471-474.
20. Gomathinayagam, S., 2013. Molecular Characterization of Plant Pathogens. LAP LAMBERT Academic Publishing, Germany, Pages: 144.
21. Gomathinayagam, S., M. Rekha and L. Ori, 2013. Spot diagnosis of fungicide (carbendazim) resistance in rice by using PCR with reference to Pyricularia oryzae. Int. J. Sci. Environ. Technol., 2: 1039-1058.
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22. Jagessar, R.C. and S. Gomathinayagam, 2012. Antimicrobial activity of Benzene Ruthenium (II) chloride dimer. J. Pharm. Clin. Sci., 4: 1-6.
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23. Jagessar, R.C. and S. Gomathinayagam, 2012. Antimicrobial activity of 2, 2-bipyridinedichloroplatinum (II), C₁₀H₈CL₂N₂Pt. Int. J. Pharmaceut. Sci. Res., 3: 4725-4729.
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24. Gomathinayagam, S., S.A. Persaud and M. Rekha, 2012. Comparative study of biological agents, Trichoderma harzianum and Trichoderma viride for controlling brown spot disease in rice. J. Biopestic., 5: 28-32.
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25. Balasubramanian, N., V. Thamil Priya, S. Gomathinayagam and D. Lalithakumari, 2012. Fusant Trichoderma HF9 with enhanced extracellular chitinase and protein content. J. Applied Biochem. Microbiol., 48: 409-415.
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26. Jagessar, R.C., A. Mars and S. Gomathinayagam, 2011. Selective antimicrobial properties of leaf extract of Samanea saman against Candida albicans, Staphylococcus aureus and Escherichia coli using several microbial methods. J. Am. Sci., 7: 108-119.
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27. Jagessar, R.C. and S. Gomathinayagam, 2011. Antimicrobial activity of amide, N⁴-benzoylcytosine. J. Pharm. Clin. Sci., 1: 12-19.
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28. Gomathinayagam, S., N. Balasubramanin, V. Shanmugaiah, M. Rekha and P.T. Manoharan, 2011. Molecular Characterization of Carbendazim Resistance of Plant Pathogen (Bipolaris oryzae). In: Fungicide-Beneficial and Harmful Aspects, Thajuddin, N. (Ed.). Chapter 11, InTech Publisher, Rijeka, Croatia, ISBN: 978-953-307-451-1, pp: 197-218.
29. Gomathinayagam, S. and R.C. Jagessar, 2011. Enhanced antimicrobial activity of a supramolecular system formed via hydrogen bonding interaction of a 5, 10, 15, 20 meso tetrakis pentafluorophenyl 21H, 23H porphine with mesoporphyrin (ix) dihydrochloride. J. Pure Applied Microbiol., 5: 31-37.
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30. Gomathinayagam, S. and R.C. Jagessar, 2011. Antimicrobial activity of 2,2-Bis (3-hydrox-1,4-napthoquinone). J. Pharm. Clin. Sci., 2: 1-8.
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31. Manoharan, P.T., V. Shanmugaiah, N. Balasubramanian, S. Gomathinayagam, M.P. Sharma and K. Muthuchelian, 2010. Influence of AM fungi on the growth and physiological status of Erythrina variegata Linn. grown under different water stress conditions. Eur. J. Soil Biol., 46: 151-156.
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32. La Rose, O., S. Gomathinayagam, G. Blyden and P. Da Silva, 2010. A study of antimicrobial activities of plant extracts (Talisia squarrosa and Mora gonggrijpii). J. Pure Applied Microbiol., 4: 517-523.
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33. Jagessar, R.C. and S. Gomathinayagam, 2010. Mesoporphyrin (ix) dihydrochloride as a non-selective antimicrobial agent. J. Pure Applied Microbiol., 4: 507-512.
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34. Jagessar, R.C. and S. Gomathinayagam, 2010. Antifungal vs. antibacterial activity of α,β-unsaturated carbonyl compound. J. Pure Applied Microbiol., 4: 63-68.
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35. Gomathinayagam, S., M. Rekha, S.S. Murugan and J.C. Jagessar, 2010. The biological control of paddy disease brown spot (Bipolaris oryzae) by using Trichoderma viride in vitro condition. J. Biopesticides, 3: 93-95.
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36. Gomathinayagam, S. and R.C. Jagessar, 2010. Selective antimicrobial activity of 5, 10, 15, 20-meso-tetrakis pentafluorophenyl 21H, 23H-porphine. J. Pure Applied Microbiol., 4: 41-46.
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37. Balasubramanian, N., V.T. Priya, S. Gomathinayagam, V. Shanmugaiah, J. Jashnie and D. Lalithakumari, 2010. Effect of chitin adapted and ultraviolet induced mutant of Trichoderma harzianum enhancing biocontrol and chitinase activity. Aust. J. Basic Appl. Sci., 4: 4701-4709.
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38. Shanmugaiah, V., N. Balasubramanian, S. Gomathinayagam, P.T. Monoharan and A. Rajendran, 2009. Effect of single application of Trichoderma viride and Pseudomonas fluorences on growth promotion in cotton plants. Afr. J. Agric. Res., 4: 1220-1225.
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39. Jagessar, R.C., A. Mars and S. Gomathinayagam, 2009. Leaf extract of Smilax schomburgkiana exhibit selective antimicrobial properties against pathogenic microorganisms. Life Sci. J., 6: 76-83.
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40. Jagessar, R.C. and S. Gomathinayagam, N. Balasubramanian, V. Shanmugaiah and P.T. Manoharan, 2009. Synthesis of α,β-unsaturated carbonyl compound and effect on antifungal and antibacterial activity. J. Pure Applied Microbiol., 3: 415-420.
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41. Gomathinayagam, S., M. Rekha, S. Sakthivel Murugan and R.C. Jagessar, 2009. Biological control of rice disease (blast) by using Trichoderma viride in laboratory conditions. Proceedings of the Caribbean Food Crops Society 45th Annual Meeting, July 12-17, 2009, Saint Kitts and Nevis, pp: 79-86.
42. Shanmugaiah, V., N. Balasubramanian, S. Gomathinayagam, P.T. Manoharan and A. Rajendran, 2008. Effect of Pseudomonas fluorescens and Trichoderma viride on growth promotion in sorghum. Indian J. Bot. Res., 4: 453-460.
43. Manoharan, P.T., M. Pandi, V. Shanmugaiah, S. Gomathinayagam and N. Balasubramanian, 2008. Effect of vesicular arbuscular mycorrhizal fungus on the physiological and biochemical changes of five different tree seedlings grown under nursery conditions. Afr. J. Biotechnol., 7: 3431-3436.
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44. Jagessar, R.C., A. Mohammed and S. Gomathinayagam, 2008. Antibacterial and antifungal activity of leaf extracts of Peltophorum pterocarpum against Staphylococcus aureus, Escherichia coli and Candida albicans. Proceedings of the 16th CAS Biennial Conference on Science and Technology: Vehicles for Sustainable Economic Development in the Caribbean, October 11-13, 2008, Grande Anse, Grenada, pp: 25-33.
45. Jagessar, R.C., A. Mohammed and S. Gomathinayagam, 2008. Antibacterial and antifungal activity of leaf extracts of Luffa operculata against pathogenic Candida albicans, Staphylococcus aureus and Escherichia coli. Proceedings of the 16th CAS Biennial Conference on Science and Technology: Vehicles for Sustainable Economic Development in the Caribbean, October 11-13, 2008, Grande Anse, Grenada, pp: 53-60.
46. Jagessar, R.C., A. Mohamed and S. Gomathinayagam, 2008. Selective antimicrobial properties of Phyllanthus acidus leaf extract against Candida albicans, Escherichia coli and Staphylococcus aureus using stock diffusion, well diffusion, streak plate and a dilution method. J. Nat. Sci., 6: 24-38.
47. Jagessar, R.C., A. Mohamed and S. Gomathinayagam, 2008. An evaluation of the antibacterial and antifungal activity of leaf extracts of Momordica charantia against Candida albicans, Staphylococcus aureus and Escherichia coli. J. Nat. Sci., 6: 1-14.
48. Gomathinayagam, S., 2008. Microbial population of Guyana soils. Proceedings of the Caribbean Food Crops Society 44th Annual Meeting, July 13-17, 2008, University of Florida, Miami, FL., USA., pp: 317-332.
49. Jagessar, R.C., A. Mohamed and S. Gomathinayagam, 2007. Antibacterial and antifungal activity of leaf extract of Luffa operculata vs. Peltophorum pterocarpum against Candida albicans, Staphylococcus aureus and Escherichia coli. J. Nat. Sci., 5: 81-93.
50. Gomathinayagam, S., S.P. Kamala Nalini and J. Lalithakumari, 2005. A novel bacterium for biocontrol of broad spectrum of pathogens. Mitteilungen: Biologischen Bundesanstalt Land Forstwirtschaft, 408: 314-319.
51. Lalithakumari, D., V.R. Prabavathy, K. Mathivanan, P. Vijayapalani, A. Elavarasan, S. Gomathinayagam and T. Ganesan, 2003. Intelligent Chemicals for Integrated Disease Management. In: Innovative Methods and Techniques for Integrated Pest and Disease Management, Mathivanan, N., V.R. Prabavathy and S. Gomathinayagam (Eds.). Centre for Advanced Studies in Botany, University of Madras, Chennai, India, pp: 109-126.
52. Sastry, T.P., C. Rose, S. Gomathinayagam and G. Radhakrishnan, 1998. Chemically modified fibrin-gelatin composites: Preparation and characterization. J. Applied Polym. Sci., 68: 1109-1115.
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53. Sastry, T.P., V. Madhavan, M. Noorul Nazer, S. Gomathinayagam, C. Rose and N. Muralidhara Rao, 1997. Graft copolymerization of glycidylmethacrylate onto fibrin prepared from slaughter-house waste. J. Macromol. Sci. Part A: Pure Applied Chem., 34: 915-925.
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54. Sastry, T.P., C. Rose, S. Gomathinayagam, M. Noorul Nazer and V. Madhavan, 1997. Graft-copolymerization of feather keratin hydrolyzate: Preparation and characterization. J. Polym. Mater., 14: 177-181.