Dr. Nilamjyoti Kalita | Faculty Profile
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Murkong Selek College
Affiliated to Dibrugarh University
✦ NAAC Accredited ✦ Est. 1984
মুৰ্কংচেলেক মহাবিদ্যালয় ডিব্ৰুগড় বিশ্ববিদ্যালয়ৰ অধীনস্থ
✦ NAAC Accredited ✦ Jonai, Dhemaji, Assam ✦ Est. 1984
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Dr. Nilamjyoti Kalita

Assistant Professor & Head of the Department

Dr. Nilamjyoti Kalita

Dr. Nilamjyoti Kalita

Assistant Professor & Head of the Department

M. Sc., Ph.D., SLET-NE

Cyanobacteria, microalgae, algal taxonomy, heavy metal biosorption and bioremediation, biochemical analysis, stress physiology, molecular biology

Department of Botany
Murkong Selek College
Email: nilamjyotikalita2014@gmail.com

Education

Ph.D.

2020-2025: Ph.D., Department of Botany, Gauhati University. Thesis Title: Heavy metal remediation potentials of some cyanobacterial strains isolated from oil fields of upper Assam.

M.Sc.

2018-2020: M.Sc. in Botany, Department of Botany, Gauhati University.

Specialization: Cytology Genetics and Plant Breeding.

Dissertation: Molecular Techniques Used to Study Bacterial Endophytes in Plants-A Review.

Percentage: 89.5%

B.Sc.

2015-2018: B.Sc. in Botany, Department of Botany, Bajali College.

Percentage: 89%

Professional Experience

Teaching Experience

  1. Assistant Professor & Head of the Department, Department of Botany, Murkong Selek College, Jonai, Dhemaji, Assam.

Research Experience

  1. Ph.D. research on heavy metal remediation potentials of cyanobacterial strains isolated from oil fields of upper Assam.
  2. Research experience in cyanobacterial exopolysaccharides, metal biosorption, microalgal bioremediation, algal taxonomy, stress physiology, and biochemical analysis.

Administrative / Organizational Experience

  1. Organizational experience in conducting seminars, conclaves, and symposiums.

Research

Research Areas

  1. Heavy metal biosorption and remediation using cyanobacteria and microalgae.
  2. Cyanobacterial exopolysaccharides, stress responses, and biochemical analysis.
  3. Algal taxonomy, including cyanobacteria and green algae.
  4. Microalgae culture, bioremediation, and phycoremediation.
  5. Molecular biology techniques including PCR and gel electrophoresis.
  6. Instrumentation: UV-Vis spectrophotometer, Atomic Absorption Spectrophotometer, FTIR, EDX, Kjeldahl, and bright-field microscopy.
  7. Herbarium preparation for higher plants and macroalgae.

Research Projects

  1. Ph.D. thesis: Heavy metal remediation potentials of some cyanobacterial strains isolated from oil fields of upper Assam.
  2. M.Sc. dissertation: Molecular Techniques Used to Study Bacterial Endophytes in Plants - A Review.

Workshops / Training

  1. Attended RUSA sponsored Short Term Course on Entrepreneurship Development, organised by UGC-HRDC, Gauhati University, Assam.
  2. Attended National Workshop on Research Methodology and Scientific Writing, organised by Regional Ayurveda Research Institute, Gangtok, Sikkim.
  3. Attended Three Day Workshop on Biotechnology: A New Avenue of Research (BCIBTW-2018), organised by Bajali College, Pathsala, Assam.
  4. Attended Three Day Workshop on Biotechnology: A New Avenue of Research (BCIBTW-2017), organised by Bajali College, Pathsala, Assam.

Awards / Recognition

  1. Dr. Deba Kumar Bordoloi Memorial Young Scientist Award (BSA) for the year 2026.
  2. 1st rank holder in M.Sc. Botany, Gauhati University (2020).
  3. High Quality (Q1) Journal Publication Award, Gauhati University (2026).
  4. High Quality (Q1) Journal Publication Award, Gauhati University (2025).
  5. Best Oral Presenter, National Seminar organised by Berhampur University (2024).
  6. Best Oral Presenter, conclave organised by Gauhati University (2025).
  7. Desalination and Water Treatment, Elsevier Reviewer Award (May 2024).
  8. Bioresource Technology, Elsevier Reviewer Award (June 2024).
  9. Environmental Research, Elsevier Reviewer Award (October 2024).
  10. Plant Physiology and Biochemistry, Elsevier Reviewer Award (November 2024).
  11. Discover Nano, Springer Reviewer Award (April 2025).
  12. Biodegradation, Springer Reviewer Award (April 2025).
  13. Discover Agriculture, Springer Reviewer Award (April 2025).
  14. Scientific Reports, Springer Reviewer Award (October 2025).

Fellowships / Scholarships

  1. Focus Area Science Technology - Summer Fellowship (2019).
  2. UGC-Ishan Uday for North Eastern Region (2015).
  3. DHE PG Research Scholarship (M.Phil./Ph.D./LLM), 2021-22.

IT Skills

  1. Statistical analysis: Student t-test.
  2. Software: Origin and VOSviewer.
  3. Microsoft Excel, PowerPoint, and Word.
  4. Graphical representation: Canva and BioRender.

Publications

Journal Publications

  1. Kalita, N., Hazarika, P. & Baruah, P. P. (2026). Harnessing cyanobacterial exopolysaccharides for metal biosorption: ultrastructure, stress responses and extraction approaches. Journal of Polymers and the Environment. DOI: 10.1007/s10924-026-03795-6.
  2. Aktar, S., Bhattacharjee, S., Kalita, N. & Baruah, P. P. (2026). Phytoplankton heterogeneity in jute retting ponds of Brahmaputra-Beki Doab in reference to water quality. Inland Water Biology. Accepted for publication.
  3. Kalita, N. & Baruah, P. P. (2023). Cyanobacteria as a potent platform for heavy metals biosorption: uptake, responses and removal mechanisms. Journal of Hazardous Materials Advances, 11, 100349. https://doi.org/10.1016/j.hazadv.2023.100349
  4. Kalita, N. & Baruah, P. P. (2024). Copper removal efficacy and stress tolerance potential of Leptolyngbya sp. GUEco1015. Heliyon, 10(8). DOI: 10.1016/j.heliyon.2024.e29131.
  5. Dowarah, B., Agarwal, H., Krishnatreya, D. B., Sharma, P. L., Kalita, N. & Agarwala, N. (2021). Evaluation of seed associated endophytic bacteria from tolerant chilli cv. Firingi Jolokia for their biocontrol potential against bacterial wilt disease. Microbiological Research, 248, 126751. https://doi.org/10.1016/j.micres.2021.126751
  6. Kalita, N. & Baruah, P. P. (2024). Copper removal with chemically reinforced Leptolyngbya sp. GUEco 1015. Desalination and Water Treatment, 320, 100818. https://doi.org/10.1016/j.dwt.2024.100818
  7. Kalita, N., Boruah, B., Bhattacharjee, S., Kalita, H. & Baruah, P. P. (2025). Exploration of Cyanobacteria in Heavy Metal-Contaminated Water Bodies with Special Reference to Oil Field. Proceedings of the National Academy of Sciences, India Section B: Biological Sciences, 1-9. https://doi.org/10.1007/s40011-024-01662-9
  8. Teronpi, H., Kalita, N., Baruah, P. P. & Sarma, D. (2025). Microalgae as potent feed ingredient: nutritional and environmental aspects in the current challenge of attaining sustainable aquaculture. Food Bioscience, 107793. https://doi.org/10.1016/j.fbio.2025.107793
  9. Kundu, B. K., Regon, P., Kalita, N., Borgohain, P., Dutta, A. K., Agarwala, N. & Tanti, B. (2025). Optimized nitrogen supply enhances nitrogen homeostasis, ATP-coupled energy metabolism, and morpho-physiological growth in Keteki Joha rice. Plant Physiology and Biochemistry, 110693. https://doi.org/10.1016/j.plaphy.2025.110693
  10. Baruah, P. P., Bhattacharjee, S., Kalita, N. & Boruah, B. (2025). A new variety of Chara corallina Willd. (Charophyta: Characeae) from Kamrup District, Assam, India. Journal of Threatened Taxa, 17(8), 27378-27383. https://doi.org/10.11609/jott.9479.17.8.27378-27383
  11. Baruah, P. P., Kalita, N., Boruah, B., Bhattacharjee, S., Sarma, S. & Kalita, H. (2024). An updated synopsis of genus Chara L. in India. Asian Journal of Conservation Biology, 13(2), 158-170. https://doi.org/10.53562/ajcb.85235

Book Chapters

  1. Kalita, N., Das, P., Bhattacharjee, S., Chetia, T. & Baruah, P. P. (2025). Pathogenic Algae in Host Microbiota: Invasion Mechanism and Management Strategies. In Plant Microbiome and Biological Control: Emerging Trends and Applications (pp. 337-363). Springer Nature Switzerland. https://doi.org/10.1007/978-3-031-75845-4_15
  2. Kalita, N., Bhattacharjee, S., Baruah, D., Nath, S. & Baruah, P. P. (2025). Algal Astaxanthin: Genetics, Synthesis, and Advanced Biotechnological Strategies for Therapeutic Uses. In Industrial and Biotechnological Applications of Algae (pp. 137-156). Springer Nature Singapore. https://doi.org/10.1007/978-981-96-1844-6_7
  3. Kalita, N., Boruah, B., Bhattacharjee, S., Kalita, H., Bora, G. & Baruah, P. P. (2024). Analyzing Copper Dependent Growth Behaviors in Anabaena azollae Strasburger, an Autochthonous Cyanobacterial Species of Assam. In Research Perspectives of Microbiology and Biotechnology, Vol. 1, pp. 43-53. DOI: 10.9734/bpi/rpmab/v1/2890G.
  4. Kalita, N., Nath, S., Chetia, T., Boruah, B. & Baruah, P. P. (2024). Microalgae: A promising tool for sustainable future. In Futuristic Trends in Biotechnology. e-ISBN: 978-93-6252-330-3.
  5. Bhattacharjee, S., Kalita, N., Patgiri, S. & Baruah, P. P. (2025). Diversity, bioprospecting and downstream processing of freshwater microalgae: emerging trends in biotechnology. Algae-Derived Biochemicals of Industrial Importance. Springer Nature Switzerland. DOI: 10.1007/978-3-031-85550-4_4.
  6. Kalita, N., Bhattacharjee, S. & Baruah, P. P. (2026). Miniatured Bioreactor in Microalgae Research for Sustainable Bioprocessing. Miniaturized Bioreactors: Accelerating Industrial Biotechnology. Springer Cham. DOI: 10.1007/978-3-032-22332-6.
  7. Bhattacharjee, S., Kalita, N., Teronpi, H., Das, P., Dutta, J. & Baruah, P. P. (2026). Comprehensive ecotechnological insights into waste algal biomass for biofuel production: recent advancement and future avenues. CRC Press. Accepted for publication.

Edited Books

  1. Ahmad, I., Bux, F. & Kalita, N. (Eds.). (2027). Microalgae for Wastewater Treatment and Resource Recovery: Pathways to a Circular Bioeconomy. IGI Global Scientific Publishing. https://doi.org/10.4018/979-8-2600-3080-6
  2. Ahmad, I., Bux, F. & Kalita, N. (Eds.). (2027). Microalgae for Carbon Sequestration and Wastewater Valorization: Pathways to a Sustainable Bioeconomy. IGI Global Scientific Publishing. https://doi.org/10.4018/979-8-3373-7630-1

Conference Proceedings

  1. Kalita, N. & Baruah, P. P. (2021). An investigation on biochemical constituents of a few Chara spp. isolated from Deepor Beel Ramsar site and Maguri Beel of Assam. International conference, Cachar College, Silchar, Assam, India.
  2. Kalita, N. & Baruah, P. P. (2022). Effects of Cu2+ on Anabaena sp. National Seminar, Department of Botany, JN College, Boko, India.
  3. Kalita, N. & Baruah, P. P. (2022). Analyzing the effects of microelement copper (II) as a stressor in Westiellopsis indica. International conference, Probir Chetterjee Research Foundation, University of Calcutta.
  4. Kalita, N. & Baruah, P. P. (2022). Investigation on biochemical constituents of few Chara spp. International conference, Department of Botany, PDUAM, Behali, Assam, India.
  5. Kalita, N. & Baruah, P. P. (2023). Effect of copper induced toxicity on biochemistry of Scytonema sp. and its adsorption potential. 1st Botanical Congress, University of Calcutta, India.
  6. Kalita, N. & Baruah, P. P. (2023). Leptolyngbya sp. GUEco1015 mediated copper biosorption for making India clean. The National Academy of Sciences (NASI) & Bhabha Atomic Research Centre (BARC), Mumbai.
  7. Kalita, N. & Baruah, P. P. (2024). Copper biosorption by Leptolyngbya sp. GUEco 1015: growth, biochemistry and chemically pretreated strategies. National Conference, Berhampur University, Berhampur, Odisha.
  8. Kalita, N. & Baruah, P. P. (2024). Zinc Biosorption Mechanism of Cyanobacterial Strains Isolated from Crude Oil Contaminated Sites of Upper Assam, India. Dibrugarh University, Assam.
  9. Kalita, N. & Baruah, P. P. (2024). Heavy metal tolerant cyanobacteria isolated from crude oil contaminated waterbodies of Upper Assam. Department of Botany, Gauhati University, Assam.
  10. Kalita, N. & Baruah, P. P. (2024). Cu2+ Removal efficacy of Scytonema guyanense: Potent cyanobacteria for bioremediation. Department of Botany, University of Science & Technology Meghalaya.
  11. Kalita, N. & Baruah, P. P. (2025). Exopolysaccharides producing cyanobacteria mediated copper and zinc remediation: a sustainable green technology. Department of Botany, Gauhati University.
  12. Kalita, N. & Baruah, P. P. (2025). Harnessing cyanobacteria for heavy metal sequestration: physiological role and biosorption mechanisms. Department of Environmental Science, Gauhati University.
  13. Kalita, N. & Baruah, P. P. (2026). Heavy Metal Tolerant Microalgae as Efficient Biological Systems for the Bioremediation of Metal Pollution. Department of Botany, Mangaldoi College (Autonomous).