Culture Media

CLED Agar: Introduction, Composition, Principle, Preparation, Testing Procedure, Colony Characteristics, Modifications, Limitations, and Keynotes

Introduction of CLED Agar CLED stands for cysteine, lactose, and electrolyte-deficient. CLED agar or medium is a differential culture medium…

4 years ago

MacConkey Agar: Introduction, Principle, Composition, Preparation, Procedure, Colony Morphology, Uses, and Keynotes

Introduction of MacConkey Agar MacConkey agar (MAC) uses for the culture of gram-negative bacteria and therefore Enterobacteriaceae belonging bacteria grow well on…

4 years ago

Vibrio cholerae: Introduction, Identification Features, Keynotes, and Vibrio Footages

Introduction The genus, Vibrio is a member of the family, Vibrionaceae and the most common human pathogens are Vibrio cholerae,…

4 years ago

Proteus mirabilis: Introduction, Identification Features, Keynotes, and Proteus Footages

Introduction of Proteus mirabilis The genus Proteus was discovered in 1885 by Hauser and it is also named after a Greek…

4 years ago

Bile Esculin Test: Introduction, Principle, Test Requirements, Procedure, Result Interpretation, Uses, Limitation, Keynotes, and Related Footages

Introduction of Bile Esculin test Bile esculin test is widely used to differentiate Enterococci from streptococci, other than streptococcus bovis as…

4 years ago

Lactose Fermenter (LF) and Non-Lactose Fermenter (NLF) Gram-Negative Bacteria: Introduction, List of LF and NLF Bacteria, and Keynotes

Fig. Lactose Fermenter (LF)-Pink colony-Right side and Non-Lactose Fermenter (NLF)-pale or no color change-Left side Gram-Negative Bacteria on MacConkey agar…

4 years ago

Mueller-Hinton agar (MHA): Introduction, Composition, Principle, Preparation Requirements, Testing Procedure, Colony Characteristics, Uses, Keynotes, and MHA Footages

History and Introduction of Mueller-Hinton Agar (MHA) The name Mueller- Hinton agar(MHA) is from the surname of co-developers microbiologist John Howard Mueller…

4 years ago

Chocolate Agar: Introduction, Composition, Principle, Preparation Requirements, Testing Procedure, Colony Characteristics, Uses, Keynotes, and Chocolate Agar Footages

Introduction of Chocolate agar  Chocolate Agar short form is (CHOC). It is a non-selective, enriched growth medium that is the lysed…

4 years ago

Blood Agar: Introduction, Composition, Principle, Preparation Requirements, Test Procedure, Result -Interpretation, Uses, Keynotes, and Blood Agar Footages

Introduction of Blood Agar Blood agar is an enriched medium for the cultivation of bacteria. Fastidious organisms, such as streptococci, do not…

4 years ago

Nutrient Agar: Introduction, Composition, Test Requirements for Preparation, Test Procedure, Colony Characteristics, Uses, and Nutrient Agar Footages

Introduction of Nutrient Agar Nutrient agar is a simple medium which uses to grow bacteria. It is devoid of indicators,…

4 years ago