Bioremediation is the use of a micro-organism’s metabolic activities to eliminate and clean up pollutants. Bioremediation would therefore serve as an environmentally friendly alternative in…
Classification of heterotrophic bacteria: The common characteristic of these bacteria is that they can utilize for their own purposes, only the energy which has been…
The difference between autotrophic and heterotrophic bacteria lies in the ability of autotrophes to make use of a source of energy other than that of…
The Widal test is a serological technique which tests for the presence of Salmonella antibodies in a patient’s serum. When facilities for culturing or antigen…
In order to identify Vibrio cholerae species biochemically, we must first subculture colonies resembling Vibrio cholerae from TCBS agar to a non selective medium such…
Before we begin to examine the identification and isolation of Vibrio cholerae using culture media, we shall first take a closer look at its Pathogenicity….
Whenever possible throat and mouth swabs should be collected by a medical officer or experienced nurse. The medical instruments and containers used in specimen collection…
Staphylococcus aureus is a gram positive bacteria that has been implicated in several diseases. Some of these diseases include abscesses, furuncles, UTIs bone and joint…
Corynebacterium diphtheriae is the causative organism for diphtheria. It can be identified and isolated in the medical laboratory by following the procedures described below. Remember…
The litmus milk decolorization test is a rapid inexpensive technique to assist in the identification of enterococci. It is based on the ability of most…