Hepatitis C
Hepatitis is a liver infection. It is caused by the Hepatitis C virus which is a blood-borne virus. It is a short term illness but it can be asymptomatic until … Read more
Microbiology
Microbiology Notes
Protozoa- Locomotory organelles and locomotion methods
Locomotory Organelles in Protozoa Protozoan shows different verities of locomotory organs, such as pseudopodia, pellicular contractile structure, flagella, cilia. 1. Pseudopodia Pseudopodia are false feet of some Sarcodina protozoans such … Read more
Microscopy- History, Classification, Terms, Diagram
History of Microscope In the 1st Century AD, the Romans invented the glass and used them to magnify objects. In the early 14th Century AD, eyeglasses were made by Italian … Read more
History of Microbiology and Scientist with their Discoveries
Zacharias Janssen (1570-1638) Dutch spectacle maker He invented compounding of lenses He used two lenses fitted in a single tube to observe an enlarged image of microscopic forms. Robert Hooke … Read more
VIVA Alert: Basic Microbiology with mnemonics
VIVA Alert: Basic Microbiology with mnemonics Name one cluster shaped (grape-like) cocci? Staphylococcus aureus Name one chain shaped cocci? Streptococcus spp. What is the difference between Staphylococcus aureus and Streptococcus? … Read more
Terminology used in Basic Microbiology
Terminology used in Basic Microbiology Aerobe = organisms that grow in the presence of atmospheric oxygen Anaerobe = grows in absence of free oxygen aerotolerant anaerobes = microbes that grow … Read more
Culture media used in microbiology
Culture media used in microbiology Image Source: Sigma-Aldrich Nutrient agar(1% to 2%) –> Basal media in microbiology, Supports the growth of all non-fastidious organisms MacConkey Agar—> Differential media for Enterobacteriaceae … Read more
Staphylococcus aureus
Properties of Staphylococcus aureus Ability to grow aerobically and anaerobically, over a wide range of temperatures, and in the presence of a high concentration of salt; the latter is important … Read more
Differences between terminologies used in Microbiology
Differences between terminologies used in Microbiology Bacteroides and Bacteroids Bacteroides = It is a Gram-negative obligate anaerobic bacteria. Bacteroids= It is the morphological form of the nitrogen-fixing bacteria like Rhizobium … Read more
Antigens- Definition, Properties, Types & Antigen Recognition
Antigens Definition An antigen is a substance or an element that has the ability to induce an immune response. Antigens are foreign substances and they are known to provoke the … Read more