Collection, transportation and processing of clinical samples for microbiology investigations
Introduction Accurate microbiological diagnosis depends largely on the quality of the clinical sample that reaches the laboratory. The process begins […]
Basic Microbiology
Hypersensitivity
Introduction Hypersensitivity is an exaggerated or inappropriate immune response to an antigen (allergen) that leads to tissue damage and pathological
Immunoglobulins
Introduction The immune system is a sophisticated defense network that protects the body from infections and diseases. The humoral immune
Cells and organs of immune systems
Introduction to the Immune System The immune system is a complex network of cells, tissues, and organs that work together
Sterilization
Introduction Sterilization describes a process that destroys or eliminates all forms of microbial life and is carried out in health-care
Gram Staining
Principle Gram Staining is a differential staining technique developed by Hans Christian Gram in 1884. It works on the basis
AFB Stain
Principle The principle of AFB staining hinges on the unique properties of mycobacterial cell walls. These bacteria contain a high
Bacterial Classification and Structure
Introduction Bacteria are prokaryotic, unicellular microorganisms that play essential roles in health, disease, environment, and biotechnology. They are widely distributed
Bacterial Morphology Explained: Types, Size, Forms and Arrangement
Introduction Bacteria are unicellular prokaryotic microorganisms that show remarkable diversity in shape, size, and arrangement. Morphology is one of the
Structure and Classification of Microbes
Introduction Microbes (microorganisms) are tiny living organisms that cannot be seen with the naked eye. They are present everywhere in
Culture media
Introduction Culture media are essential for supporting the growth of microorganisms in various laboratory applications. Understanding the roles of each
Growth and nutrition of microbes
Introduction Growth and nutrition of microbes describe how microorganisms obtain nutrients, utilize energy sources, and multiply under suitable environmental conditions.
Introduction to Medical Microbiology
Introduction Medical microbiology is a branch of microbiology that studies microorganisms (such as bacteria, viruses, fungi, and parasites) that cause