Tuberculin Skin Test (Mantoux test): Principle, Procedure, Results
Details about Tuberculin Skin Test.
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Nisha Rijal
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About Nisha Rijal
Nisha Rijal is a microbiologist and quality assurance specialist. She served for nearly 12 years as a microbiologist at the National Public Health Laboratory (NPHL), Nepal's national reference laboratory, and continues to work as a consultant microbiologist in international public health organization.
Trichrome Staining for Fecal Smears: Principle, Procedure, and Results for Intestinal Protozoa
Learn the Wheatley trichrome staining technique for intestinal protozoa — reagents, step-by-step procedure, colour results for Entamoeba, Giardia, and Balantidium, and troubleshoot...
Mycosis: Etiology, Types, and Classification
Classification of mycoses — by site of infection (superficial, cutaneous, subcutaneous, systemic, opportunistic), route of acquisition, and virulence. Complete hub linking to every...
Types of Host in Parasitology: Definitive, Intermediate, Reservoir, and Host-Parasite Relationships
Understand the five types of host in parasitology (definitive, intermediate, reservoir, paratenic, and accidental) with worked examples, the definitive-vs-intermediate distinction...
Parasitic Infections: Classification, Sources, Modes of Transmission, and Prevention With Examples
How do parasites reach and infect humans? Understand all six transmission routes — feco-oral, skin penetration, vector-borne, vertical, blood transfusion, and autoinfection — with...
Quality Control Strains (standard strains) and their Uses
Quality Control Strains (standard strains) and their Uses
Scrub typhus: Overview, Pathogenesis and Lab Diagnosis
Scrub typhus: Overview, Pathogenesis and Lab Diagnosis
ESBL and Beta-Lactamase Classification: Ambler vs. Bush-Jacoby, and Why an Enzyme Has Both
Why ESBL-producing bacteria limit treatment options, and how the Ambler molecular classes (A through D) and Bush-Jacoby functional groups describe the same enzymes from two differe...
Enterococcus faecalis: Properties, Pathogenesis, Lab Diagnosis
Enterococcus faecalis virulence factors, intrinsic antibiotic resistance, and the salt tolerance, bile esculin, and PYR tests used for lab diagnosis.
Phenotypic Methods for the Detection of Carbapenemases
Phenotypic Methods for the Detection of Carbapenemases
Bordetella pertussis: Properties, Pathogenesis, Lab Diagnosis
Bordetella pertussis: Properties, Pathogenesis, Lab Diagnosis
Southern Blotting: Principle, Steps, Applications
Southern Blotting: Principle, Steps, Applications
Carba NP Test (CNPt): Principle, Procedure, Results
Carba NP Test (CNPt): Principle, Procedure, Results
Neisseria meningitidis: Properties, Pathogenesis, Virulence Factors, and Lab Diagnosis
Neisseria meningitidis causes life-threatening bacterial meningitis and meningococcaemia. Learn its serogroups (A, B, C, W, X, Y), virulence factors (capsule, LOS, fimbriae, IgA pr...
Macrolides: Mode of Action, Mechanism of Resistance
Macrolides: Mode of Action, Mechanism of Resistance
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