Department of Zoology, North-Eastern Hill University Shillong-793022, Meghalaya, India



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Limnology & Biosystematics:
  • Biodiversity and distribution of Freshwater Zooplankton, Prawns and fishes in N. E. India and Bhutan.
  • Micro-faunal diversity of Ramsar sites of N. E. India.
  • Limnological studies of Floodplain lakes of Manipur and Meghalaya.
  • Environmental monitoring/survey of Reservoirs, and areas with Umiam deposits of Meghalaya.
  • Limnological investigations in Mizoram and Bhutan.
  • Adrenergic Signal transduction in pineal gland of rat and fish.
  • Induced breeding in endangered chocolate mahseer, Neolissocheilus hexagonolepis.
  • Effect of stress on reproduction and thyroid hormone levels in fish.
  • Hormonal regulation of reproduction in fish and amphibians.
Cell Biology &Immunology
  • Anticancer effect of Cisplatin in murine malignant tumor.
  • Role of glutathione in anticancer activity of Cisplatin and other chemo-therapeutic agents.
  • Efficacy of putative and anti-cancerous plants in N. E. region.
Developmental Biology:
  • Ecology, breeding behavior, development and metamorphosis in amphibians.
  • Developmental changes in eggs and cuticular sensory structures in the larva and adults of Lepidoptera.
Biochemical Adaptation:
  • Purification and characterization of urea cycle enzymes, and mechanisms of regulation of ureogenesis in air-breathing catfishes.
  • Effect of cell volume changes on nitrogen, carbohydrate and protein metabolism in air-breathing catfishes.
  • Expression of nitric oxide synthases and role of nitric oxide under environmental stresses in air-breathing catfishes.
  • Diversity of helminth parasites among vertebrate hosts including humans-morphological, ultrastructural and molecular discrimination of species.
  • Zoonotic infections and transmission dynamics of geohelminthic parasites.
  • Bioprospection for anthelmintic efficacy of plants used in traditional medicine.
  • Faunal survey and bioefficacy of entomopathogenic nematodes (EPNs) in Meghalaya.
  • Antidiarrhoeal efficacy of plants used in traditional system of Naga tribes.
Entomology & Animal Physiology:
  • Plant-based compounds as bio-pesticides.
  • Anti-cancer, anti-diabetic plant-based chemicals.
  • Diversity of Lepidoptera, Coleopterans and Hemiptera.
  • Insect diversity in special niches of North-Eastern region.
  • Insect endocrinology, morphology and insect ecophysiology.
  • Identification and development of DNA methylation biomarkers for specific cancer types prevalent in the North Eastern states.
  • Methylation profiling of esophageal cancer in Meghalaya