COAGULASE TEST
Coagulase test is used to identify bacteria that produce the enzyme coagulase, and are thus coagulase-positive. It is used to distinguish pathogenic Staphylococcus aureus (which […]
Articles by Microbiology
BIOCHEMICAL TESTS USED IN BACTERIOLOGY
Biochemical tests are series of experiments that can be used to differentiate bacteria based on their metabolic activity or ability to utilize a given substrate […]
MICROBIOLOGY GLOSSARY
A Acetogenesis is mainlycharacterized by the formation of acetate. It is the process of forming acetate by acetogens through a variety of metabolic pathways including […]
PORTAL OF ENTRY OF INFECTIOUS AGENTS INTO THE BODY
Pathogenic bacteria enter the human body in various ways and through various medium or routes. After exposure to an infectious agent, the body becomes contaminated […]
WHAT IS INOCULUM SIZE OF MICROBES?
Inoculum size is defined as the number of invading pathogenic microorganisms that is sufficient enough to initiate an infectious disease process (i.e., an infection) in […]
PROGRESSION OF INFECTIOUS DISEASE AGENTS (PATHOGENS) IN INFECTIOUS DISEASE PROCESSES
To establish an infectious disease, a disease agent (including pathogenic bacteria, fungi, viruses and protozoa) must first come in contact with a susceptible human host. […]
Dimorphism and other forms of fungi
Majority of fungal organisms cause disease in plants, animals and humans but many fungi serve beneficial purposes to mankind and his environment. Fungi are used […]
YEAST AND MOULDS
Yeast and mould are the two basic morphological forms in which fungal organisms are known to grow or develop into. And this does not include […]
SOME FUNGAL FEATURES
Fungi possess certain salient characteristics that differentiate them from other forms of microbes (bacteria, viruses, algae, protozoa). These salient features of fungi are often seen […]
HISTORY OF MYCOLOGY
What is mycology? Mycology is simply defined as the study of fungi. Fungi (singular: fungus) are eukaryotic and heterotrophic microorganisms that do not contain chlorophyll […]
BRIEF EXPLANATIONS ON FUNGI
Fungi are an important group of eukaryotic microorganisms that lack photosynthetic ability but possess tremendous economic, health and scientific value. First, some fungi such as […]
BACTERIAL MORPHOLOGY/SHAPES
Bacteria (singular: Bacterium) is one of the two important members of the prokaryotes (i.e., cells in which the chromosomes are not separated from the cytoplasmic […]