Dr. Thirumal  Sivakumar

Dr. Thirumal Sivakumar

Assistant Professor
Annamalai University, India


Highest Degree
Ph.D. in Plant Physiology from Annamalai Unversity, India

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Area of Interest:

Plant and Soil Sciences
100%
Plant Physiology
62%
Crop Science
90%
Plant Biochemistry
75%
Plant Biology
55%

Selected Publications

  1. Sivakumar, T., 2019. GC-MS analysis of bioactive compounds and facile synthesis of silver nanoparticles using sprout extracts of Vigna radiate L. and their antioxidant and antibacterial activity. Asian J. Pharm. Clin. Res., 12: 180-184.
  2. Senthilkumar, S.R., T. Sivakumar, K.T. Arulmozhi and N. Mythili, 2017. FT-IR analysis and correlation studies on the antioxidant activity, total phenolics and total flavonoids of Indian commercial teas (Camellia sinensis L.)-A novel approach. Int. Res. J. Biol. Sci., 6: 1-7.
  3. Kumar, S.R.S., T. Sivakumar, K.T. Arulmozhi and N. Mythili, 2016. Antimicrobial activity of Indian commercial green teas (Camellia sinensis). Int. J. Biosci. Nanosci., 3: 108-112.
  4. Sivakumar, T., D. Gajalakshmi, V.K. Subramanian and K. Palanisamy, 2015. Tuber extract mediated biosynthesis of silver nanoparticles and its antioxidant, antibacterial activity. J. Biol. Sci., 15: 68-77.
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  5. Senthilkumar, S.R., T. Sivakumar, K.T. Arulmozhi and N. Mythili, 2015. Gas chromatography-mass spectroscopy evaluation of bioactive phytochemicals of commercial green teas (Camellia sinensis) of India. Asian J. Pharm. Clin. Res., 8: 278-282.
  6. Sivakumar, T. and D. Gajalakshmi, 2014. Phytochemical screening and GC-MS analysis of root extract from Asparagus racemosus L. Int. J. Pharmaceut. Sci. Res., 5: 1000-1005.
  7. Sivakumar, T. and D. Gajalakshmi, 2014. Gas chromatography-mass spectroscopy analysis of ormocarpum cochinchinense leaf extract-traditional bone healing plants. Int. J. Pharmaceut. Res. Bio-Sci., 3: 352-359.
  8. Senthilkumar, S.R. and T. Sivakumar, 2014. Studies on the Greengram (Vigna radiate L.) sprout assisted synthesis of silver nanoparticles and their antimicrobial activities. Int. J. Nanomater. Biostruct., 4: 52-57.
  9. Senthilkumar, S.R. and T. Sivakumar, 2014. Green tea (Camellia sinensis) mediated synthesis of zinc oxide (ZNO) nanoparticles and studies on their antimicrobial activities. Int. J. Pharm. Pharmaceut. Sci., 6: 461-465.
  10. Sivakumar, T. and D. Gajalakshmi, 2013. In vitro antioxidant and chemical constituents from the leaves of Ormocarpum cochinchinense Elumbotti. Am. J. Plant Physiol., 8: 114-122.
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  11. Shanmugapriya, A.K., T. Sivakumar and R. Panneerselvam, 2013. Study of antioxidant potentiality of tomato under tricyclazole and difenoconazole treatments. Int. J. Res. Plant Sci., 3: 47-53.
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  12. Shanmugapriya, A.K., T. Sivakumar and R. Panneerselvam, 2013. Difenoconazole and tricyclazole induced changes in photosynthetic pigments of Lycopersicon esculentum L. Int. J. Agric. Food Sci., 3: 72-75.
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  13. Anburaj, R., M.A. Nabeel, T. Sivakumar and K. Kathiresan, 2012. The role of rhizobacteria in salinity effects on biochemical constituents of the halophyte Sesuvium portulacastrum. Russ. J. Plant Physiol., 59: 115-119.
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  14. Sivakumar, T. and R. Panneerselvam, 2011. Triadimefon mediated changes in antioxidant and indole alkaloid content in two species of Datura. Am. J. Plant Physiol., 6: 252-260.
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  15. Sivakumar, T. and R. Panneerselvam, 2011. Salinity Induced Changes in Photosynthetic Pigment and Antioxidant Responses in Sesuvium portulacastrum. Pak. J. Biol. Sci., 14: 967-975.
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  16. Shanmugapriya, A.K. and T. Sivakumar, 2011. Regeneration of Invitro Plantlets in Hemidesmus indicus (L.) R. Br. through Nodal and Leaf Explants. Int. Multi. Res. J., 1: 41-45.
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  17. Sivakumar, T., G.M.A. Lakshmanan, P.V. Murli and R. Panneerselvam, 2010. Alteration of antioxidative metabolism induced by Triazoles in Sweet potato. J. Exp. Sci., 1: 10-13.
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  18. Sivakumar, T., A. Sundaramanickam and R. Panneerselvam, 2009. Changes in growth and pigment content in sweet potato by Triadimefon and Hexaconazole. J. Phytol., 1: 333-341.
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  19. Sundaramanickam, A., T. Sivakumar, R. Kumaran, V. Ammaiappan and R. Velappan, 2008. A comparative study of physico-chemical investigation along parangipettai and cuddalore coast. J. Environ. Sci. Technol., 1: 1-10.
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  20. Sivakumar, T., M. Gomathinayagam, G.M. Alagulakshmanan, R. Somasundaram and R. Panneerselvam, 2006. Triazole induced changes in the levels of starch and total sugars of sweet potato. J. Annamalai Univ. Sci., 42: 45-52.