Sagar Aryal, PhD 
Classification of Fungi Fungi are eukaryotic microorganisms. They can occur as yeasts, molds, or as a combination of both forms. Some fungi are capable of causing superficial, cutaneous, subcutaneous, systemic … Read more
Structure of Ebola Virus It falls under the Filoviridae family. The virion is filamentous, enveloped measuring 800 nm length and 80 nm in diameter. It comprises of negative sense, single stranded … Read more
Microfilaments Definition Microfilaments, also called actin filaments, are polymers of the protein actin that are part of a cell’s cytoskeleton. They are long chains of G-actin formed into two parallel … Read more
Microbiology is one of the most applied of all the biological sciences which did not exist as a true science before the later part of 19th century. It is defined … Read more
Laboratory diagnosis of Legionella pneumophila Specimen: Respiratory secretions (sputum, bronchial aspirate or washings), as well as pleural fluid, lung biopsy or autopsy material. Microscopy Legionellae in clinical specimens stain poorly … Read more
When a broth culture is inoculated with a small bacterial inoculum, the population size of the bacteria increases showing a classical pattern. When plotted on a graph, a distinct curve is … Read more
Introduction Epsilometer test (E- test) is defined as the “exponential gradient” method that determines the antimicrobial resistance of the microorganism. It is a cost-effective tool that has been developed to … Read more
Before the Germ theory of disease, the causes suggested for the occurrence of disease were the effect of supernatural phenomena like planetary alignments, effect of bad bodily humors and the … Read more
Viruses are obligate intracellular parasites so they depend on host for their survival. They cannot be grown in non-living culture media or on agar plates alone, they must require living … Read more
Spontaneous generation is an obsolete theory which states that living organisms can originate from inanimate objects. The theory believed that dust created fleas, maggots arose from rotting meat, and bread … Read more
