Microsporum spp- An Overview

Microsporum spp

Microsporum spp are dermatophyte fungi that cause cutaneous infections of the nails, hair, and skin, known as dermatophytosis. They are ascomycetous molds producing macroconidial spores which are distinct for these group of dermatophyte, distinguishing them from other dermatophytes such as … Read more

Lactophenol Cotton Blue (LPCB) Staining

Lactophenol Cotton Blue (LPCB) Staining

Lactophenol Cotton Blue (LPCB) Staining is a simple histological staining method used for the microscopic examination and identification of fungi. Principle of Lactophenol Cotton Blue (LPCB) Staining Lactophenol Cotton Blue (LPCB) Staining method works on the principle of aiding the … Read more

Aspergillus clavatus- An Overview

Aspergillus clavatus

What is Aspergillus clavatus? Aspergillus clavatus is a pathogenic species of fungi, that produces mycotoxins that cause severe pulmonary disease, an allergic reaction commonly known as malt’s worker’s lung. They produce millions of very tiny spores known as conidia, that … Read more

Trichophyton spp- An Overview

Trichophyton mentagrophyte

Trichophyton is a dermatophyte fungus classified along with Epidermophyton and Microsporum spp. Dermatophytic fungi are known to cause of dermatophytosis, a cutaneous infection of the skin, hair, and nails, in humans and animals. Trichophyton spp specifically causes tinea infections such as … Read more

Alternaria alternata- An Overview

Morphological and Cultural Features of Alternaria alternata

Alternaria spp Alternaria spp are a group of Ascomycete fungi that are known for their saprophytic nature in decomposing soil and plants. They are ubiquitous, found in soil, air, and plants. They have a clinical impact as well as, it … Read more

Rhizopus spp- An Overview

Rhizopus spp

Rhizopus spp are saprophytic fungi found on plants and it is parasitic on animals. They are multicellular fungi, with about 8 species. They are responsible for causing an opportunistic infection known as invasive mucormycosis in humans and animals. Some species … Read more

Epidermophyton floccosum- An Overview

Epidermophyton floccosum Morphology

Epidermophyton floccosum is a filamentous dermatophytic fungus known to cause skin and nail infections in humans. It is an anthropophilic dermatophyte hence it is transmissible from one individual to another. Common infections caused by dermatophytes include tinea pedis (athlete’s foot), … Read more

Blastomyces dermatitidis- An Overview

Blastomyces dermatitidis is a thermally dimorphic fungus that causes blastomycosis, a chronically invasive fungal infection of the lungs, that disseminates into the skin and bones and it affects both humans and animals. The disease is predominantly endemic in North America … Read more

Coccidioidomycosis- An Overview

Arthroconidia of Coccidioides

Coccidioidomycosis is a systemic infection caused by inhalation of Coccidioides immitis or Coccidioides posadasii spores. It affects both humans and animals. It is also known as Valley fever or cocci or California fever, or desert rheumatism, or San Joaquin Valley fever. The … Read more

Fusarium spp- An Overview

Fusarium spp

Fusarium is a large group of filamentous fungi belonging to the hyphomycetes. Commonly distributed widely in the soil they are saprophytic fungi known to associate with plants, causing a wide range of plant diseases. This is because of their ability … Read more

Candidiasis and types of Candidiasis

Candidiasis and types of Candidiasis

Candidiasis definition Candidiasis is also known as moniliasis, is a fungal disease that is classified under opportunistic fungal infection, because of its occurrence in persons with an immune-suppressed system, especially newborns, HIV/AIDS patients, patients on antibiotic therapies, cancer therapy patients. … Read more

Penicillium chrysogenum- An Overview

Penicillium chrysogenum

Figure: Penicillium chrysogenum. Image Source: Pinterest, created using biorender.com Penicillium chrysogenum is also known as Penicillium notatum, the first Penicillium fungi used for the isolation of penicillin antibiotics, which is used for the treatment of Gram-positive bacteria. It is also … Read more

Cryptococcus neoformans- An Overview

Gram’s stain (Panel A) and India ink stain (Panel B) revealed abundant encapsulated, round yeasts, with some budding forms.

Cryptococcus spp Cryptococcus spp is a fungal group that belongs to the Phylum Basidiomycota (Basidiomycetes). They undergo sexual reproduction forming dikaryotic hyphae and basidiospores supported by a club-shaped basidium with hyphae that has a complex septate. There are four known … Read more

Aspergillus niger- An Overview

Aspergillus niger is the most common species of aspergillus. Its name is adapted from the Latin name aspergillum, which means holy water sprinkler because it has a sprinkler like an appearance when viewed under a microscope. It is known commonly … Read more

Aspergillus flavus- An Overview

Aspergillus flavus

Aspergillus flavus is the second most common species of Aspergillus in humans after Aspergillus fumigatus. Aspergillus flavus is a mildly pathogenic, saprophytic mold, commonly known to cause diseases in plants such as grains, cereals, trees, and nuts.  They cause opportunistic … Read more

Aspergillus fumigatus- An Overview

Aspergillus fumigatus

Image created with biorender.com General Characteristics of Aspergillus spp It is commonly found in soil, with a saprophytic mode of nutrition, obtaining its nutrients from dead and decaying matter. The saprophytic nature of Aspergillus spp means they fully depend on … Read more

Calcofluor White Staining

Calcofluor White Staining

Calcofluor White Staining Calcofluor white is a chemifluorescent blue dye that is nonspecifically used to bind to the beta linked-polysaccharide polymers of amoebic cysts. It functions by being able to bind to 1-3 beta and 1-4 beta polysaccharides on chitin … Read more

Grocott-Gomori’s Methenamine Silver Staining

Grocott-Gomori's Methenamine Silver Staining

Grocott-Gomori’s Methenamine Silver (GMS) stain is a histological stain that is used majorly for the identification of carbohydrates in fungal microorganisms. This staining method was named after György Gömöri, a physician from Hungary, who developed the staining methodology. Its initial … Read more

Candida parapsilosis- An Overview

Candida parapsilosis- An Overview

What is Candida parapsilosis? Candida parapsilosis has been classified under the emerging pathogens in the recent past, causing invasive candidal disease. It was first discovered in Puerto Rico by Ashford in 1928 from a diarrheal stool and later discovered to … Read more

Chromoblastomycosis (Chromomycosis)- An Overview

Chromoblastomycosis (Chromomycosis)

What is Chromoblastomycosis (Chromomycosis)? Chromoblastomycosis that is also known as chromomycosis is a chronic fungal infection of the skin and the subcutaneous tissue, caused by different groups of dematiaceous fungi. It is one of the most encountered subcutaneous fungal infections … Read more

Sporothrix schenckii- An Overview

Sporothrix schenckii

What is Sporothrix schenckii? Sporothrix schenckii is a dimorphic fungus that is widely distributed in soil and in and on living and dead decaying environments. It is a pathogenic fungus that causes an infection known as sporotrichosis, in both animals … Read more