Dr. G.  Dharani

Dr. G. Dharani

Research Scientist
National Institute of Ocean Technology, India


Highest Degree
Ph.D. in Zoology from University of Madras, India

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Area of Interest:

Animal and Veterinary Sciences
100%
Zoological Research
62%
Oceanography
90%
Marine Biodiversity
75%
Biotechnology
55%

Selected Publications

  1. Meenaa, B., L. Anburajana, T. Sathish, A.K. Das, N.V. Vinithkumara, R. Kirubagaran and G. Dharani, 2019. Studies on diversity of Vibrio sp. and the prevalence of hapA, tcpI, st, rtxA&C, acfB, hlyA, ctxA, ompU and toxR genes in environmental strains of Vibrio cholera from Port Blair Bays of South Andaman, India. Mar. Pollut. Bull., 114: 105-116.
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  2. Meenaa, B., L. Anburajana, N.V. Vinithkumara, R. Kirubagaran and G. Dharani, 2019. Biodiversity and antibacterial potential of cultivable halophilic actinobacteria from the deep sea sediments of active volcanic Barren Island. Microb. Pathog., 132: 129-136.
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  3. Jha, D.K., K. Ratnam, S. Rajaguru, G. Dharani, M.P. Devi and R. Kirubagaran, 2019. Evaluation of trace metals in seawater, sediments and bivalves of Nellore, Southeast coast of India, by using multivariate and ecological tool. Mar. Pollut. Bull., 146: 1-10.
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  4. Anburajana, L., B. Meenaa, N.V. Vinithkumar, R. Kirubagaran and G. Dharani, 2019. Functional characterization of a major compatible solute in Deep Sea halophilic eubacteria of active volcanic Barren Island, Andaman and Nicobar Islands, India. Infect. Genet. Evol., 73: 261-265.
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  5. Yuvaraj, P., T. Satheeswaran, P. Damotharan, V. Karthikeyan and D.K. Jha et al., 2018. Evaluation of the environmental quality of Parangipettai, Southeast Coast of India, by using multivariate and geospatial tool. Mar. Pollut. Bull., 131: 239-247.
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  6. Vinithkumar, N.V., T. Sathish, A.K. Dass, C. Raghunathan and C. Sivaperuman et al., 2018. Marine Ecosystems of Andaman and Nicobar Islands-Species Abundance and Distribution. In: Biodiversity and Climate Change Adaptation in Tropical Islands, Sivaperuman, C., A. Velmurugan, A. Singh, I. Jaisankar, Elsevier, The Netherlands, ISBN: 9780128130643, pp: 217-256.
  7. Rangamaran, V., B. Uppili, D. Gopal and K.R. Kirubagaran, 2018. EasyQC: Tool with interactive user interface for efficient next-generation sequencing data quality control. J. Comput. Biol., 25: 1301-1311.
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  8. Lawrance, A., M. Balakrishnan, R. Gunasekaran, R. Srinivasan, V.N. Valsalan, D. Gopal and K. Ramalingam, 2018. Unexplored deep sea habitats in active volcanic Barren Island, Andaman and Nicobar Islands are sources of novel halophilic eubacteria. Infect. Genet. Evol., 65: 1-5.
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  9. Kumar, A.G., K. Balamurugan, R.V. Raghavan, G. Dharani and R. Kirubagaran, 2018. Studies on the antifungal and serotonin receptor agonist activities of the secondary metabolites from piezotolerant deep-sea fungus Ascotricha sp. Mycology, 10: 92-108.
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  10. Josephine, A., T.S. Kumar, T. Sreelatha, R.V. Raghavan, G. Dharani and R. Kirubagaran, 2018. An efficient method for the sequential production of lipid and carotenoids from the chlorella growth factor-extracted biomass of Chlorella vulgaris. J. Applied Phycol., 30: 2325-2335.
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  11. Jha, D.K., R. Kirubagaran, N.V. Vinithkumar, G. Dharani and P. Madeswaran, 2018. The Andaman and Nicobar Islands 2018. In: World Seas: An Environmental Evaluation, Sheppard, C. (Ed.). Academic Press, USA., ISBN: 9780081008539.
  12. Begum, B.D., G. Dharani and K. Altaff, 2018. Molecular systematics of freshwater diaptomid species of the genus neodiaptomus from Andaman Islands, India. Genet. Aquat. Org., 1: 13-22.
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  13. Anburajan, L., B. Meena, N.V. Vinithkumar, G. Dharani and R. Kirubagaran, 2018. Molecular characterization and in silico analysis of ectoine biosynthesis genes from the deep sea halophilic eubacteria, Bacillus clausii NIOT-DSB04. Gene Rep., 12: 235-242.
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  14. Rasheeda, M.K., R.V. Raghavan, R. Senthilkumar, R.S. Kumar and G. Rajaprabhu et al., 2017. Comparative profiling of microbial community of three economically important fishes reared in sea cages under tropical offshore environment. Mar. Genomics, 34: 57-65.
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  15. Padmanaban, V.P., P. Verma, S. Venkatabaskaran, T. Keppayan, D. Gopal, A.K. Sekar and K. Ramalingam, 2017. Antimicrobial potential and taxonomic investigation of piezotolerant Streptomyces sp. NIOT-Ch-40 isolated from deep-sea sediment. World J. Microbiol. Biotechnol., Vol. 33 10.1007/s11274-016-2193-2.
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  16. Jha, D.K., G. Rajaprabhu, R. Kirubagaran, R.S. Kumar and G. Dharani et al., 2017. Estimation of potential zones for offshore mariculture in the Indian sea using geographical information system as a management tool. J. Coastal Conserv., 21: 893-902.
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  17. Jayapal, S., S.K. Ramaiyan, D. Gopal, R. Kothalia, V. Manambarakat and K. Ramalingam, 2017. Blue barred parrot fish (Scarus ghobban Forsskal, 1775) culture in sea cages at Rameshwaram Island, Southeast coast of India. Indian J. Geo Mar. Sci., 46: 1614-1620.
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  18. Verma, P., R.V. Raghavan, C.O. Jeon, H.J. Lee, P.V. Priya, G. Dharani and R. Kirubagaran, 2016. Complex bacterial communities in the deep-sea sediments of the Bay of Bengal and volcanic Barren Island in the Andaman Sea. Mar. Genomics, 31: 33-41.
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  19. Verma, P., N. Saravanan, B. Jia, C.O. Jeon, G. Dharani, S.T. Somasundaram and R. Kirubagaran, 2016. Pseudogracilibacillus marinus sp. nov., a new bacterium isolated from coastal seawater of Bay of Bengal. Int. J. Syst. Evol. Microbiol., 66: 3443-3448.
  20. Prasad, N.T., K.N.V.V. Murthy, S. Muddada, S. Sadhu and G. Dharani et al., 2016. Ocean Applications for Carbon Dioxide Sequestration. In: Geologic Carbon Sequestration: Understanding Reservoir Behavior, Vishal, V. and T.N. Singh (Eds.). Springer International Publishing, Switzerland, ISBN: 978-3-319-27017-3, pp: 231-245.
  21. Meshram, P., R. Dave, H. Joshia, G. Dharani, R. Kirubagaran and V.P. Venugopalan, 2016. Biofouling control on ultrafiltration membrane through immobilization of polysaccharide-degrading enzyme: Optimization of parameters. Desalin. Water Treat., 57: 26861-26870.
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  22. Meshram, P., R. Dave, H. Joshi, G. Dharani, R. Kirubagaran and V.P. Venugopalan, 2016. A fence that eats the weed: Alginate lyase immobilization on ultrafiltration membrane for fouling mitigation and flux recovery. Chemosphere, 165: 144-151.
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  23. Meena, B., L. Anburajan, N.V. Vinithkumar, D. Shridhar, R. Vijayaraghavan, G. Dharani and R. Kirubagaran, 2016. Molecular expression of L-asparaginase gene from Nocardiopsis alba NIOT-VKMA08 in Escherichia coli: A prospective recombinant enzyme for leukaemia chemotherapy. Gene, 590: 220-226.
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  24. Anthony, J., V.R. Rangamaran, K.T. Sivashankarasubbiah, D. Gopal and K. Ramalingam, 2016. Applications of Molecular Docking: Its Impact and Importance Outside the Purview of Drug Discovery. In: Applied Case Studies and Solutions in Molecular Docking-Based Drug Design, Dastmalchi, S., M. Hamzeh-Mivehroud and B. Sokouti, IGI Global, USA., ISBN13: 9781522503620, pp: 278-306.
  25. Anburajana, L., B. Meenaa, R.V. Raghavan, T.C. Joseph, N.V. Vinithkumar, G. Dharani and R. Kirubagaran, 2016. Molecular characterization, structure prediction and insilico analysis of hydrocarbon degrading surfactin synthetase from marine sponge-associated Bacillus licheniformis NIOT-06. Gene Rep., 5: 40-44.
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  26. Sathish, T., N.V. Vinithkumar, G. Dharani and R. Kirubagaran, 2015. Efficacy of mangrove leaf powder for bioremediation of chromium (VI) from aqueous solutions: Kinetic and thermodynamic evaluation. Appl. Water Sci., 5: 153-160.
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  27. Meena, B., L. Anburajan, T. Sathish, R.V. Raghavan, G. Dharani, N.V. Vinithkumar and R. Kirubagaran, 2015. L-asparaginase from Streptomyces griseus NIOT-VKMA29: Optimization of process variables using factorial designs and molecular characterization of L-asparaginase gene. Sci. Rep., Vol. 5 10.1038/srep12404.
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  28. Meena, B., L. Anburajan, T. Sathish, R.V. Raghavan and D.K. Jha et al., 2015. Enterococcus species diversity and molecular characterization of biomarker genes in Enterococcus faecalis in Port Blair Bay, Andaman and Nicobar Islands, India. Mar. Pollut. Bull., 94: 217-227.
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  29. Meena, B., L. Anburajan, P.S. Dheenan, B. Mehmuna, N.V. Vinithkumar, G. Dharani and R. Kirubagaran, 2015. Novel glutaminase free L-asparaginase from Nocardiopsis alba NIOT-VKMA08: Production, optimization, functional and molecular characterization. Bioprocess Biosyst. Eng., 38: 373-388.
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  30. Josephine, A., R.V. Raghavan, G. Dharani, T.S. Kumar and J.T.M. Leema et al., 2015. Ultraviolet and 5'fluorodeoxyuridine induced random mutagenesis in Chlorella vulgaris and its impact on fatty acid profile: A new insight on lipid-metabolizing genes and structural characterization of related proteins. Mar. Biotechnol (NY), 17: 66-80.
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  31. Josephine, A., C. Niveditha, A. Radhika, A.B. Shali, T.S. Kumar, G. Dharani and R. Kirubagaran, 2015. Analytical evaluation of different carbon sources and growth stimulators on the biomass and lipid production of Chlorella vulgaris-implications for biofuels. Biomass Bioenergy, 75: 170-179.
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  32. Chowdhury, T., D. Sathianarayanan, G. Dharani and G.A. Ramadass, 2015. Failure analysis of fasteners in a remotely operated vehicle (ROV) system. J. Fail. Anal. Prev., 15: 915-923.
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  33. Atmanand, M.A., S. Ramesh, S.V.S.P. Kumar, G. Dharani, N.T. Prasad and S. Sadhu, 2015. CO2 Storage, Utilization Options and Ocean Applications. In: Carbon Capture, Storage and Utilization: A Possible Climate Change Solution for Energy Industry, Goel, M., M. Sudhakar and R.V. Shahi (Eds.). Energy and Resource Institute-TERI, New Delhi, India, ISBN: 978-81-7993-568-2, pp: 257-264.
  34. Anburajan, L., B. Meena, R.V. Raghavan, D. Shridhar and T.C. Joseph et al., 2015. Heterologous expression, purification and phylogenetic analysis of oil-degrading biosurfactant biosynthesis genes from the marine sponge-associated Bacillus licheniformis NIOT-06. Bioprocess Biosyst. Eng., 38: 1009-1018.
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  35. Saravanan, N., P. Verma, V.P.L. Mol, R.S. Kumar, S.T. Somasundaram, G. Dharani and R. Kirubagaran, 2014. Role of microbial aggregation in biofilm formation by bacterial strains isolated from offshore finfish culture environment. Indian J. Geo-Marine Sci., 4: 2118-2129.
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  36. Lawrance, A., M. Balakrishnan, T.C. Joseph, D.P. Sukumaran, V.N. Valsalan, D. Gopal and K. Ramalingam, 2014. Functional and molecular characterization of a lipopeptide surfactant from the marine sponge-associated eubacteria Bacillus licheniformis NIOT-AMKV06 of Andaman and Nicobar Islands, India. Mar. Pollut. Bull., 82: 76-85.
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  37. Kumar, A.G., S.S. Kumar, G. Dharani and R. Kirubagaran, 2014. Solid State Fermentation of Agricultural Wastes for the Production of Biocatalyst. In: Enzymes in Value-Addition of Wastes, Brar, S.K. and M. Verma (Eds.). Nova Publications, India, ISBN: 978-1-62948-986-5, pp: 51-75.
  38. Kumar, A.G., S. Venkatesh, G. Dharani and R. Kirubagaran, 2014. Solid State Fermentation of Agricultural Residues for the Production of Antibiotics. In: Biotransformation of Waste Biomass into High Value Biochemicals, S.K. Brar, G.S. Dhillon and C.R. Soccol (Eds.). Springer Publications, USA., ISBN 978-1-4614-8004-4, pp: 139-162.
  39. Kumar, A.G., L. Vijayakumar, G. Joshi, D.M. Peter, G. Dharani and R. Kirubagaran, 2014. Biodegradation of complex hydrocarbons in spent engine oil by novel bacterial consortium isolated from deep sea sediment. Bioresour. Technol., 170: 556-564.
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  40. Arumugam, G.K., S.K. Srinivasan, G. Joshi, D. Gopal and K. Ramalingam, 2014. Production and characterization of bioactive metabolites from piezotolerant deep sea fungus Nigrospora sp. in submerged fermentation. J. Applied Microbiol., 118: 99-111.
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  41. Anbarasu, M., R. Kirubagaran, G. Dharani and T. Subramoniam, 2013. Probing the architecture of testis and morphology of male germinal cells in the mud crab with the atomic force microscopy. Turk. J. Biol., 37: 507-513.
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  42. Dharani, G., A.K.A. Nazar, N. Saravanane, N.V. Vinithkumar, J. Santhanakumar et al., 2012. On the Recurrence of Coral Bleaching and Recovery in North Bay, Port Blair. In: Ecology of Faunal Communities on the Andaman and Nicobar Islands, Venkataraman, K., C. Raghunathan and C. Sivaperuman (Eds.). Springer-Verlag Berlin Heidelberg, Germany, ISBN: 978-3-642-28334-5, pp: 71-84.
  43. Begum, B.D., G. Dharani and K. Altaff, 2012. Effect of temperature on the egg production and hatching success of Sinodiaptomus (Rhinediaptomus) Indicus (Calanoida: Copepoda). Afr. J. Basic Applied Sci., 4: 216-220.
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  44. Vinithkumar, N.V., M. Begum, G. Dharani, A. Biswas and A.K.A. Nazar et al., 2011. Distribution and Biodiversity of Phytoplankton in the Coastal Seawaters of Andaman and Nicobar Islands, India. In: Recent Advances in Biodiversity of India, Zoological Survey of India, Ramakrishna, C. Raghunathan and C. Sivaperuman (Eds.). Zoological Survey of India, Kolkata, India, ISBN-13: 978-8181712523, pp: 137-148.
  45. Nazar, A.K.A., G. Dharani, D.V. Rao, J. Santhanakumar and N. Saravanane, 2011. A new record of pearl fish Onuxodon margaritiferae (Rendahl, 1921) from Andaman Islands. Indian J. Fish., 58: 141-143.
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  46. Marimuthu, N., G. Dharani, N.V. Vinithkumar, M. Vijayakumaran and R. Kirubagaran, 2011. Recovery status of Sea anemones from bleaching event of 2010 in the Andaman waters. Curr. Sci., 101: 734-736.
  47. Santhanakumar, J., N.V. Vinithkumar, G. Dharani, D.M. Peter, A.K.A. Nazar et al., 2010. Zooplankton Abundance and Diversity in Andaman Nicobar Islands, India. In: Recent Trends in Biodiversity of Andaman and Nicobar Islands, Ramakrishna, C. Raghunathan and C. Sivaperuman (Eds.). Zoological Survey of India, Kolkata, India, ISBN-13: 978-8181712523.
  48. Kumar, T.S., D.K. Jha, S.S. Jahan, G. Dharani and A.K.A. Nazar et al., 2010. Fishery resources of spiny lobsters in the Andaman Island, India. J. Mar. Biol. Ass. India, 52: 166-169.
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  49. Vijayakumaran, M., R. Venkatesan, T.S. Murugan, T.S. Kumar and D.K. Jha, 2009. Farming of spiny lobsters in sea cages in India. New Zealand J. Marine Freshwater Res., 43: 623-634.
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  50. Dharani, G., G.A. Maitrayee, S. Karthikayalu, T.S. Kumar, M. Anbarasu and M. Vijayakumaran, 2009. Identification of Panulirus homarus puerulus larvae by restriction fragment length polymorphism of mitochondrial cytochrome oxidase I gene. Pak. J. Biol. Sci., 12: 281-285.
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  51. Dharani, G. and K. Altaff, 2007. Copepod as live feed. Sea Queen Fish., 1: 8-10.
  52. Kirubagarn, R., D.M. Peter, G. Dharani, N.V. Vinithkumar, G. Sreeraj and M. Ravindran, 2005. Changes in verte brate‐type steroids and 5‐hydroxytryptamine during ovarian recrudescence in the Indian spiny lobster, Panulirus homarus. New Zealand J. Marine Freshwater Res., 39: 527-537.
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  53. Dharani, G., A.K.A. Nazar, L. Kanagu, P. Venkateshwaran and T.S. Kumar et al., 2004. On the recurrence of Noctiluca scintillans bloom in minnie bay, port blair: Impact on water quality and bioactivity of extracts. Curr. Sci., 87: 990-994.
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  54. Dharani, G. and K. Altaff, 2004. Ultra structure of subitaneous and diapausing eggs of planktonic copepod Sinodiaptomus (Rhinediaptomus) indicus. Curr. Sci., 87: 109-112.
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  55. Dharani, G., A.K.A. Nazar, R. Venkatesan and M. Ravindran, 2003. Marine debris in great nicobar. Curr. Sci., 85: 574-575.
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  56. Dharani, G. and K. Altaff, 2002. Facultative sex reversal in the freshwater plankton Sinodiaptomus (Rhinediaptomus) indicus Calanoida: Copepoda. Curr. Sci., 82: 794-795.