Microbe Notes is an educational platform providing reliable resources in biology, microbiology, medical sciences, and laboratory sciences. It covers bacteriology, virology, mycology, parasitology, immunology, molecular biology, biochemistry, and related fields. The platform offers practical guides, diagnostic tests, laboratory protocols, and reference materials for students, educators, researchers, and laboratory professionals.
Life Sciences
Latest Notes and Resources
- Human Skull: Anatomy, Bones, Functions, Sutures, Development
- Magnetic Bead-Based DNA Extraction: Principle, Steps, Uses
- How to Use a Microscope: Step-by-Step Guide
- Streptococcus pneumoniae: Characteristics, Pathogenesis, Diagnosis
- 9 Essential and 11 Non-Essential Amino Acids with Structure and Functions
- Digital Thermometers: Principle, Types, Parts, How to Use, Applications
- Optogenetics: Definition, Principle, Mechanism, Types, Applications
- Adaptive Laboratory Evolution (ALE): Principle, Types, Methods, Applications
- ECG Machine (Electrocardiograph): Principle, Parts, Types, Procedure, Uses
- SDS-based DNA Extraction: Principle, Protocol, Steps, Uses
- Plasmid DNA Isolation (Alkaline Lysis Method): Principle, Protocol, Steps, Uses
- DNA vs RNA: Definition and 30 Key Differences
- Oxygen Release in Photosynthesis: Principle, Procedure, Result
- Isolation of Mitochondria from Plants, Yeast Cells, Mice, Cell Culture
- Fluorescence Microscope: Principle, Parts, Uses, Examples
- DNA Isolation from Plant Tissues: Principle, Steps, Applications
- Cutibacterium acnes: Morphology, Characteristics, Infections & Diagnosis
- Clostridium botulinum: Morphology, Characteristics, Botulism & Diagnosis
- Bifidobacterium bifidum: Characteristics, Benefits, Uses & Probiotics
- CRISPR/Cas9: Structure, Mechanism, Classification, Enzymes, Applications
- Aeromonas hydrophila: Morphology, Characteristics, Infections & Diagnosis
- Central Line-Associated Bloodstream Infection (CLABSI)
- Campylobacter jejuni: Morphology, Characteristics, Infection & Diagnosis
- DNA Isolation from Animal Cells: Principle, Steps, Applications
- Differential Gene Expression Analysis for RNA Sequencing: Steps, Applications
- Circular RNAs (circRNAs): Structure, Mechanism, Applications
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About Dr. Sagar Aryal (Founder of Microbe Notes)

Dr. Sagar Aryal is a microbiologist, researcher, and science communicator from Nepal. He is also co-founder and Research Head of the Department of Natural Products at the Kathmandu Research Institute for Biological Sciences (KRIBS), where he leads research on natural product discovery and microbial biodiversity. Dr. Aryal earned his Ph.D. in Microbiology from Tribhuvan University, Kathmandu, Nepal, in 2025, supported by a DAAD Research Grant and a University Grants Commission (UGC) Nepal Ph.D. Fellowship.
He isolated and identified Nocardia nepalensis, a novel bacterial species from Nepal, advancing understanding of microbial diversity in the region. Dr. Aryal has published more than 16 research articles in international journals and contributed three book chapters to established academic publications.
Dr. Aryal received the NAST Science and Technology Youth Award 2025 from the Nepal Academy of Science and Technology. He previously received the Frs. Locke and Stiller Research Award (LSRA) for the 2017-2018 cycle from St. Xavier’s College, Kathmandu, and a Nepal Academy of Science and Technology (NAST) Research Grant for 2017-2018.
Alongside his scientific career, Dr. Aryal has more than 15 years of experience in blogging, content writing, and search engine optimization (SEO).






















































