Action of Antibiotics against Microorganisms

Mechanism-of-Action-of-Bacteristatic-Drugs

The following are how antibiotic act against microorganism either In-vivo or In-vitro Protein synthesis Antibacterial action attacks the 30s portion of the ribosomic which causes a misreading of coding of RNA and as a result causes the manufacture of wrong protein. Gentamycin can completely stop…

ACTION OF COMBINED ANTIBACTERIAL AGENTS

Action of antibiotics MLTGEEKS

In Microbiology,it is very important to understand the actions of various antibacterial agents in order to easily guide the physician when giving Chemotherapeutic treatment especially when carrying on susceptibility testing. Combination of antibiotics are often given In case of undiagnosed infections, when a broad cover…

Sabouraud Dextrose Agar (SDA) Composition, Principle, Uses, Preparation culture and Colony Morphology

Rhodotorula_mucilaginosa_colonies MLTGEEKS

Sabouraud Agar or Sabouraud Dextrose Agar or SDA is a type of agar growth medium containing peptones. SDA  is used to cultivate dermatophytes and other types of fungi, and can also grow filamentous bacteria such as Nocardia. SDA  was created by Raymond Sabouraud in 1892 reason…

Eosin Methylene Blue (EMB) Agar : Principle purpose and colonies characteristics

Eosin Methylene Blue MLTGEEKS

Eosin Methylene Blue (EMB, also known as “levine emb agar formulation”) is a selective and differential culture medium for gram-negative bacteria. It’s contains dyes that are toxic to gram-positive bacteria making it selective. EMB is a selective and differential medium for coliforms bacteria. It is made up of…