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Urease Test: Principle, Procedure, Interpretation, Urease Positive Organisms, Limitations and Keynotes
Introduction of Urease Test / Urea hydrolization Test / Urea Test The urease test is important for certain bacteria and fungi that possess this enzyme that hydrolyzes urea releasing ammonia into the medium. This produces a change in the pH of the medium that can be detected by the color change in the indicator dye. This test can be used to differentiate different groups of bacteria and fungi. Principle This test is used to determine the...
Quality Assurance in Clinical Microbiology: Introduction, Types Quality Assurance, Objectives and Commonly Used Quality Control
Introduction of Quality Assurance in Clinical Microbiology According to ISO, quality is defined as the totality of characteristics of an entity that bear on its ability to satisfy stated and implied needs. The principal objective of quality assurance is to provide reliable laboratory results in all health care activities and to ensure inter-laboratory comparability of results in clinical laboratories, epidemiological investigations, health surveys, environmental monitoring, medical research, and other public health activities. Thus, all the microbiology...
Viral Infections Lab Diagnosis: Introduction, List of Common Virus, Types of Methods and Keynotes
Introduction of Viral Infections Lab Diagnosis A virus is the smallest acellular organism having either DNA or RNA. It is non-pathogenic to deadly causing common cold (Rhinovirus) to hemorrhagic fever (Ebola- deadly virus). Marburg virus and Ebola come under risk group 4 microorganisms with a high fatality rate. The common viruses that are encountered in the clinical laboratory are HIV, HBV, HCV, HAV, HEV, Japanese encephalitis, Poliovirus, Meseals viruses, Cytomegalovirus, and Herpes simplex type I and II viruses, etc. CoVID-19 pandemic...