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Cryptococcus neoformans is an encapsulated basidiomycetous yeast [1] ... the India ink stain is used for easy visualization of the capsule in cerebral spinal fluid. [10]
Cryptococcus neoformans stained with light India ink. In pathology laboratories, India ink is applied to surgically removed tissue specimens to maintain orientation and indicate tumor resection margins. The painted tissue is sprayed with acetic acid, which acts as a mordant, "fixing" the ink so it does not track. This ink is used because it ...
Cryptococcus neoformans stained with light India ink. Radiotrophic fungi are fungi that can perform the hypothetical biological process called radiosynthesis, which means using ionizing radiation as an energy source to drive metabolism.
Cryptococcus comprizes two clinically relevant species, Cryptococcus neoformans and Cryptococcus gattii. [51] C. gattii was previously thought to only be found in tropical climates and in immunocompetent persons, but recent findings of C. gattii in regions such as Canada and Western regions of North America have challenged this initial ...
The India ink test is still used for detection of meningitis caused by Cryptococcus neoformans, [37] [38] but the cryptococcal antigen (CrAg) test has a higher sensitivity. [ 39 ] Chemistry
Positive histologic stains that aid in the diagnosis of conditions of or affecting the human integumentary system Stain Cell, material, and/or structure(s) stained Condition(s) in which stain is positive Actin-specific enolase: Infantile digital fibromatosis: AE1/AE3: Squamous cell carcinoma: Alcian blue: Lipoid proteinosis Papular mucinosis ...
Mucicarmine stain is a staining procedure used for different ... One of the organisms that is identified using this staining technique is Cryptococcus neoformans. [1]
The majority of Cryptococcus species live in the soil and do not cause disease in humans. Cryptococcus neoformans is the major human and animal pathogen. Papiliotrema laurentii and Naganishia albida, both formerly referred to Cryptococcus, have been known to occasionally cause moderate-to-severe disease in human patients with compromised immunity.