Microbiology for All: Cells, Viruses, Immunity & Diseases

This course offers a complete journey into the fascinating world of microbiology, designed to take learners from foundational concepts to advanced applications in health and disease, with 30+ hours of over 60 lectures. You will begin by exploring the origins and significance of microbiology, understanding yield curve dynamics and market applications why microorganisms are essential to life and how they influence ecosystems, medicine, and industry. From there, the course dives into the structure and function of microbial cells, explaining the differences between prokaryotic and eukaryotic organisms and detailing their internal and external components.

As you progress, you will learn how microbes grow, reproduce, and adapt, including the conditions that affect their growth and the techniques used to measure and detect them in laboratory settings. The course then moves into microbial metabolism and genetics, covering key processes such as glycolysis, fermentation, biosynthetic pathways, and the mechanisms behind mutations and gene transfer. You will also gain a deep understanding of viruses, their structure, replication strategies, and role in infectious diseases.

Building on this foundation, the course introduces the immune system, starting with innate defenses like physical barriers, cytokines, and the complement system, and then advancing to adaptive immunity, where you will study antigen presentation, B-cell and T-cell activation, antibody functions, and class switching. You will examine immune disorders, including hypersensitivities, autoimmune conditions, and immunodeficiencies, as well as the principles of immunization.

The course also addresses practical aspects of microbial control, teaching you about physical and chemical methods, antibiotic mechanisms, and antimicrobial properties. Finally, you will explore pathogenesis and epidemiology, learning how microbes cause disease, spread through populations, and interact with hosts. The concluding modules focus on major infectious diseases affecting various body systems, including the digestive tract, skin, respiratory system, blood and lymphatic systems, and the nervous system.

By the end of this course, you will have a comprehensive understanding of microbiology and its real-world applications, equipping you with the knowledge and confidence to pursue careers in healthcare, research, biotechnology, or simply to deepen your scientific literacy.

Why Take This Course

• Gain a complete understanding of microbiology from basics to advanced concepts in one structured program.

Why This Course is Unique

• Comprehensive yet beginner-friendly: With 30 hours of over 60 lectures, the course covers everything from cell structure to complex immune responses without overwhelming learners.

This course includes materials licensed under the Creative Commons Attribution license. Original work by Joshua Stomel has been used across the course.