Author name: Neha Khadka

Albert Staining- Principle, Reagents, Procedure, Results, Interpretation

Albert Staining- Principle, Reagents, Procedure, Results, Interpretation

Biology /

Albert Staining is a special staining technique used primarily for the visualization of metachromatic granules (also known as volutin or Babes-Ernst granules) within bacterial cells, particularly in Corynebacterium diphtheriae. These granules are composed of polymetaphosphate and are characteristic of certain bacteria. Over time, certain stains have been created to help with species identification, morphological differentiation, […]

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Gram-Positive Cocci Aerobic and Facultatively Anaerobic

Gram-Positive Cocci Aerobic and Facultatively Anaerobic

Biology /

Gram-Positive Cocci are a class of bacteria that belong to several genera and are both facultatively anaerobic and aerobic. Many of these species are important in clinical and environmental settings. Below is a summary of some of the major genera and species that make up this group. Gram-Positive Cocci Aerobic Gram-Positive Cocci Aerobic Gram-Positive Cocci

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18 Instruments Used in Microbiology Lab with Principles And Uses

18 Instruments Used in Microbiology Lab with Principles And Uses

Biology /

Microbiology is the study of microorganisms, which are living organisms that are too small to be seen with the naked eye. These tiny life-forms include bacteria, archaea, viruses, fungi, protozoa, and algae. The key fields of microbiology include Medical Microbiology, Environmental Microbiology, Industrial Microbiology, Microbial Genetics, Immunology, Virology etc. The list of 18 essential Instruments

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Acid fast stain (Kinyoun Cold Method)- Principle, Procedure and Result Interpretation

Acid fast stain (Kinyoun Cold Method)- Principle, Procedure and Result Interpretation

Biology /

The Kinyoun Cold Method is a modified version of the traditional Ziehl-Neelsen acid-fast stain technique used for identifying acid-fast bacteria, particularly Mycobacterium species such as those causing tuberculosis and leprosy. This method, developed by Joseph Kinyoun, does not require heating (“cold” method), making it simpler and safer for routine laboratory use. Here’s an overview of

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52 Laboratory safety symbols, signs and meanings

52 Laboratory safety symbols, signs and meanings

Biology /

Laboratory safety symbols are standardized icons used to indicate potential hazards and ensure a safe working environment in laboratories. In general, the term “laboratory” designates a controlled setting used for scientific measurements, research, experiments, and analysis. There are many different types of laboratories, such as those found at research facilities, academic institutions, hospitals, and industrial

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