Sagar Aryal
Louis Pasteur was a French chemist and microbiologist considered the most important founders of Microbiology. Microbiology developed as a scientific discipline from the era of Louis Pasteur (1822- 1895) himself. He first …Read more
Biomolecules are purified using different techniques that separate them according to the differences in their specific properties such as size, hydrophobicity, biorecognition, charge, etc. Gel filtration is a technique in …Read more
Classification of Torovirus Group IV: ssRNA positive strand virus Order: Nidovirales Family: Coronaviridae Subfamily: Toronavirinae Genus: Torovirus Structure of Torovirus Torovirusis a genus of viruses in the order Nidovirales, in the family Coronaviridae, in the subfamily Torovirinae. …Read more
WHO has published a global TB report every year since 1997. The main aim of the report is to provide a comprehensive and up-to-date assessment of the TB epidemic, and …Read more
Objective of Beta (β)-Lactamase Test To detect the enzyme beta-lactamase, which confers penicillin resistance to various bacterial organisms. Principle of Beta (β)-Lactamase Test Various bacteria produce a class of enzymes called beta-lactamases, which may …Read more
Two groups of E. coli are responsible for enteric disease: Enteropathogenic E. coli [EPEC] and some Shiga toxin–producing E. coli [STEC]. They both possess a cluster of virulence genes located …Read more
Structure of Hepatitis A Virus HAV (Hepatitis A Virus) is a distinct member of the picornavirus family, assigned to genus hepatovirus. HAV is a 27 nm to 32 nm spherical particle …Read more
Differences between Yeasts and Molds Both yeast and molds are eukaryotes – organisms with cell nuclei and membrane-bound organelles in the kingdom Fungi. The major differences between Yeasts and Molds …Read more
Objective of VP Test To differentiate two major types of facultative anaerobic enteric bacteria based on the production of neutral products. Principle of VP Test Voges Proskauer test, commonly known as …Read more
Pathogenesis of Treponema pallidum The two major routes of transmission of Treponema pallidum are sexual and transplacental. Sexual exposure to a person who has an active syphilitic chancre carries a …Read more
