About Sagar Aryal

Sagar Aryal Scientific Blogger

Since 2018, Sagar Aryal has been the Founder of Microbe Notes (https://microbenotes.com/), an educational platform dedicated to microbiology. In 2024, he expanded this vision by founding Science Info (https://scienceinfo.com/). Concurrently, he has served as Co-founder and Research Head of the Department of Natural Products at the Kathmandu Research Institute for Biological Sciences (KRIBS) since 2017.

Sagar Aryal completed his Ph.D. degree in Microbiology from the Central Department of Microbiology, Tribhuvan University, Kathmandu, Nepal, in collaboration with Helmholtz-Institute for Pharmaceutical Research Saarland (HIPS), Saarbrucken, Germany in 2025. Sagar has been deeply involved in research on Actinomycetes, Myxobacteria, and natural products. From February 2015 to June 2019, he shared his expertise as a Lecturer at St. Xavier’s College in Maitighar, Kathmandu. Throughout his career, Sagar Aryal has had the opportunity to present scientific findings and build professional networks in more than ten countries, including Canada, the United Kingdom, Germany, France, Austria, Switzerland, Luxembourg, Slovakia, the Czech Republic, China, and India. To date, he has published over a dozen research articles and book chapters in respected international journals and with reputable publishers, and also brings over 15 years of experience in blogging, content writing, and SEO.

Recognized as an emerging leader in microbiology, Sagar Aryal was appointed ASM Young Ambassador to Nepal for the American Society for Microbiology (ASM) in 2023 and currently serves as the Global Section Editor – South Asia at The Microbiologist magazine, published by Applied Microbiology International.

Biography

Sagar Aryal was born in Palpa and raised in Kathmandu, Nepal. He attended Kathmandu Don Bosco School and received higher education from Himalayan White House International College.

Education and Career

Sagar Aryal attended St. Xavier’s College, Maitighar, Kathmandu, Nepal, to complete his Master of Science in Microbiology. He co-founded Kathmandu Research Institute for Biological Sciences (KRIBS) in 2017 to focus on the research and development of tools and techniques to study biological sciences. He is the Research Head of the Department of Natural Products, Kathmandu Research Institute for Biological Sciences (KRIBS). Sagar Aryal worked as a Lecturer at St. Xavier’s College, Maitighar, Kathmandu, Nepal, from March 2017 to June 2019. Sagar completed his Ph.D. degree from the Central Department of Microbiology, Tribhuvan University, Kathmandu, Nepal in 2025, in collaboration with Helmholtz-Institute for Pharmaceutical Research Saarland (HIPS), Saarbrucken, Germany. He is interested in research on actinobacteria, myxobacteria, and natural products. Aryal started his blogging career with Microbiology Info and later continued with Microbe Notes and Science Info. He has traveled to more than ten countries (Canada, the United Kingdom, Germany, Austria, Switzerland, Luxembourg, Slovakia, the Czech Republic, China, and India) to present his research work.

Research Paper Publications

  1. Aryal, S., Adhikari, R., Regmi, B., & Joshi, D. R. (2025). Antimicrobial potential of actinomycetes from high altitude Nepalese soils. Scientific Reports, 15(1), 33915. https://doi.org/10.1038/s41598-025-09357-5
  2. Aryal, S., Neupane, L., Adhikari, R., Regmi, B., & Joshi, D. R. (2025). Nocardia nepalensis sp. nov., a novel actinobacterium isolated from forest soil in Pokhara, Nepal. The Microbe, 100282. https://doi.org/10.1016/j.microb.2025.100282
  3. Aryal, S., Adhikari, R., Regmi, B., & Joshi, D. R. (2025). Antibacterial Compounds of Actinomycetes Isolated From Altitude Soils. Journal of Nepal Health Research Council, 22(4), 784–791. https://doi.org/10.33314/jnhrc.v22i04.5552
  4. Aryal, S., Haeckl, F. J., Adhikari, R., Regmi, B., & Joshi, D. R. (2025). Antifungal Metabolites from High-Altitude Soil Actinomycetes Isolated from Nepal. Nepal Journal of Biotechnology, 13(1), 1–10. https://doi.org/10.54796/njb.v13i1.355
  5. Aryal, S., Neupane, L., Adhikari, R., Regmi, B., Koirala, N., & Joshi, D. R. (2020). Novel Streptomyces sp. reported in 2018: A Meta-Analysis. Anti-Infective Agents, 19(5), 3–14. https://doi.org/10.2174/2211352518666200423083354
  6. Aryal, S., Karki, G., & Pandey, S. (2015). Microbial Diversity in Freshwater and Marine Environment. Nepal Journal of Biotechnology, 3(1), 68–70. https://doi.org/10.3126/njb.v3i1.14236
  7. Shrestha, B., Nath, D. K., Maharjan, A., Poudel, A., Pradhan, R. N., & Aryal, S. (2021). Isolation and Characterization of Potential Antibiotic-Producing Actinomycetes from Water and Soil Sediments of Different Regions of Nepal. International journal of microbiology, 2021, 5586165. https://doi.org/10.1155/2021/5586165
  8. Sapkota, A., Thapa, A., Budhathoki, A., Sainju, M., Shrestha, P., & Aryal, S*. (2020). Isolation, Characterization, and Screening of Antimicrobial-Producing Actinomycetes from Soil Samples. International journal of microbiology, 2020, 2716584. https://doi.org/10.1155/2020/2716584
  9. Rijal, M., Neupane, B., Bhandari, P., & Aryal, S*. (2015) Asymptomatic Bacteriuria in Elderly Patients with Diabetes Attending a Tertiary Care Center. J Trop Dis 3: 162. https://doi.org/10.4172/2329891X.1000162
  10. Lamichhane, G., Acharya, A., Marahatha, R., Modi, B., Paudel, R., Adhikari, A., Raut, B. K., Aryal, S., & Parajuli, N. (2022). Microplastics in environment: global concern, challenges, and controlling measures. International Journal of Environmental Science and Technology, 20(4), 4673–4694. https://doi.org/10.1007/s13762-022-04261-1
  11. Dawadi, S., Thapa, R., Modi, B., Bhandari, S., Timilsina, A. P., Yadav, R. P., Aryal, B., Gautam, S., Sharma, P., Thapa, B. B., Aryal, N., Aryal, S., Regmi, B. P., & Parajuli, N. (2021). Technological advancements for the detection of antibiotics in food products. Processes, 9(9), 1500. https://doi.org/10.3390/pr9091500
  12. Rao, K., Verma, P., Kumar, K., Verma, M. K., Siddiqui, A. H., Singh, S., Dhakar, J. S., Kuru, C. I., Sharma, P. K., Soni, N. O., & Aryal, S. (2020). Review on newly identified coronavirus and its genomics organization. SSR Inst. International Journal of Life Sciences, 6(2), 2509–2519. https://doi.org/10.21276/SSR-IIJLS.2020.6.2.5
  13. Baniya, A., Singh, S., Singh, M., Nepal, P., Adhikari, M., Aryal, S., & Adhikari, A. (2019). Isolation and Screening of Antibiotics Producing Streptomyces spp from the Soil Collected around the Root of Alnus nepalensis from Godawari. Nepal Journal of Biotechnology, 6(1), 46–56. https://doi.org/10.3126/njb.v6i1.22337
  14. Gautam, B., Pokhrel, S., Aryal, S., & Basnet, A. (2017). Efficacy of Toothpaste in Reducing Micro-Flora Isolated from Toothbrush. Kathmandu University Journal of Science, Engineering and Technology, 13(2), 71–78. https://doi.org/10.3126/kuset.v13i2.21285
  15. Rai, M., Aryal, S., & Pramila, P. (2017). Characterization and activity of antimicrobial polypeptide of Bacillus spp from wastelands of Kathmandu valley. Annals of Applied Bio-Sciences, 4(1), A50-A57.

Book Chapter Publications

  1. Ghimire, T. R., Bhattarai, A., Ojha, N., Pant, P., & Aryal, S. (2020). Wildlife diplomacy and gifting in the Hindu Kush-Himalaya Region: A chronological history and opinion of Nepalese literates. In Springer eBooks (pp. 419-433). https://doi.org/10.1007/978-3-030-36275-1_21
  2. Pandey, S., Aryal, S., & Byanjankar, A. (2016). Microorganisms: The building blocks of biodiversity. In Biodiversity: An overview (pp. 8-22). New Delhi, India: Oxford Book Company.
  3. Karki, G., & Aryal, S. (2016). Microbial diversity and ecosystem functioning. In Environmental Aspects of Biodiversity (pp. 159-167). New Delhi, India: Oxford Book Company.

All Publications

New Paper Article Publications

  1. Nipah alert on myRepublica (https://myrepublica.nagariknetwork.com/news/nipah-alert/).
  2. Outbreak on The Kathmandu Post (https://kathmandupost.com/opinion/2018/02/13/outbreak).

Sagar Aryal in the News

  1. Likeminded researchers all over the world – our experiences of FEMS (https://www.the-microbiologist.com/careers/likeminded-researchers-all-over-the-world-our-experiences-of-fems/1511.article)
  2. One day workshop organised in Kathmandu on Single Cell Protein (https://kathmandupost.com/miscellaneous/2018/02/23/one-day-workshop-organised-in-kathmandu-on-single-cell-protein).

Awards and Recognitions

  1. ASM (American Society for Microbiology) Young Ambassador to Nepal: 2023-2025.
  2. DAAD Bi-nationally Supervised Doctoral Degrees Research Grant 2019-2021.
  3. University Grant Commission (UGC) Nepal Ph.D. Fellowship Award 2019-2025.
  4. Frs. Locke and Stiller Research Award (LSRA) Cycle 1 (2017-18), St. Xavier’s College, Kathmandu, Nepal.
  5. Best Proposal Award, 2018 Synthetic Biotechnology Training Course for Developing Countries, Beijing, China.
  6. NAST Research Grant 2017.
  7. SfAM Communications Award 2015, Applied Microbiology International, UK.

Conference Presentations

  1. Kathmandu Humboldt Kolleg 2025, October 28-31, 2025, Kathmandu, Nepal (Oral Presentation).
  2. Conference on Recent Trends in Science, Technology and Innovation, March 19-21, 2025, Pokhara, Nepal (Oral Presentation).
  3. FEMS 2023, July 9-13, 2023, Hamburg, Germany (Poster Presentation).
  4. FEMS 2019, July 7-11, 2019, Glasgow, Scotland, UK (Poster Presentation).
  5. Tuberculosis: Mechanisms, Pathogenesis and Treatment, Jan 17-21, 2019, Fairmont Banff Springs, Banff, Alberta, Canada (Poster Presentation).
  6. Annual Applied Microbiology Conference 2018, July 9-11, 2018, Brighton, England, UK (Participation).
  7. Annual Applied Microbiology Conference 2017, July 3-6, 2017, Gateshead, England, UK (Invited Speaker).
  8. Green Chemistry for Sustainable Development: Issues, Challenges and Prospects, January 20-21, 2017, Secunderabad, India (Guest Speaker, Oral Presentation).
  9. International Meeting on Emerging Diseases and Surveillance (IMED) 2016: November 4-7, 2016, Vienna, Austria (Poster Presentation).
  10. World Congress and Expo on Applied Microbiology 2015: August 18-20, 2015, Frankfurt, Germany (Media Partner and Participation).