Artifacts and Confusers in Medical Parasitology

There are a number of structures that resemble parasites but are not in fact parasites. These structures, known as artifacts and confusers, are mostly found in stool and blood samples. These stool artifacts and confusers…

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Wuchereria bancrofti

Wuchereria bancrofti : Morphology, Symptoms and Treatment

Wuchereria bancrofti is also known as Bancroft’s filarial, and the diseases and conditions associated with it are known as Bancroft’s filariasis or elephantiasis. Wuchereria bancrofti is thought to have originated in the second millennium BC….

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Coronaviruses : Genome, Symptoms and Diagnosis

Although human coronaviruses (CoV) have been recognized as human pathogens since the 1960s, their virus family gained notoriety in 2002 and 2003 with the first outbreak of the SARS coronavirus epidemic and the recent emergence…

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Lactophenol cotton blue stain

Lactophenol cotton blue stain : Principle, Procedure and Result

Lactophenol cotton blue stain is used to identify fungi grown on culture from any clinical material. Principle of Lactophenol cotton blue stain The stain is used to stain fungus grown on ‘slide culture technique’ or…

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Gram Stain : Principle, Procedure and Results Interpretation

The purpose of Gram staining is to demonstrate the presence of Gram positive and Gram negative bacteria in clinical specimens using morphology and Gram staining. This test is useful for determining the presence of potentially…

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isolation of a virus

Methods of Isolation, Culture, and Identification of Viruses

Viral diseases are diagnosed by demonstrating virus in appropriate clinical specimens via culture. The isolation of a virus is always regarded as the gold standard for determining the viral etiology of a disease. The collection…

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Dermatophyte test medium agar

Dermatophyte Test Medium: Principle and Colony characteristics

Dermatophytes are a distinct group of fungi that infect human and animal hair, skin, and nails, causing a variety of cutaneous infections known as ringworm. Dermatophytes such as Trichophyton, Microsporum, and Epidermatophyton cause the majority…

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17 Common Fungal Culture Media Used In Mycology

The clinical laboratory has access to a variety of enrichment and selective media for the isolation and identification of pathogenic fungi. The majority of the media mentioned in this article are commercially available in dehydrated…

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Rhodotorula_mucilaginosa_colonies on sabouraud dextrose agar

Sabouraud Dextrose Agar: Principle and Culture characteristics

Sabouraud Dextrose Agar is a culture medium for yeasts, molds, and aciduric microorganisms. Sabouraud Dextrose Agar is Carlier’s modification of Sabouraud’s formulation for the cultivation of fungi (yeasts, molds), which is especially useful for fungi…

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Brain Heart Infusion Broth

Brain Heat Infusion Broth :Principle and Cultural characteristics

Brain Heat Infusion Broth is highly nutritious and is recommended for the propagation of pathogenic cocci and other fastidious organisms associated with blood culture work and allied pathological investigations, as well as for Staphylococcus aureus…

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