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Hortaea werneckii (Horta) Nishim. & Miyaji, Japanese Journal of Medical Mycology 26 (2): () [MB#]. Hortaea werneckii is a dematiaceous yeast that inhabits the soil, particularly in tropical and subtropical climates. It is halophilic and has also been isolated from . Abstract. During a survey of black yeasts of marine origin, some isolates of Hortaea werneckii were recovered from scuba diving equipment, such as silicone .

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Tinea nigra under dermatoscopy, multiple pigmented lesions; G. Another isolate came from a case of tinea nigra Crous et al. In this paper, we describe the unexpected occurrence of this fungus on this special equipment usually used in close contact with human skin and mucous membranes.

Role of oxidative stress in the extremely salt-tolerant yeast Hortaea werneckii. Most of the cases in our report were managed with Whitfield ointment. Classification of organisms — Fungi.

Swabs were streaked over the surface of culture media, while granitic sand samples were inoculated onto the same culture media by sprinkling wet sand grains over the surface of the plates. More on this topic Cladophialophora saturnica sp. According to statistics in our hospital in Mexico City, D. This article has been cited by other articles in PMC.


The occurrence of this fungus in Spain is also an unexpected finding because cases of tinea nigra in this country are practically not seen.

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Other fungal links Bibliography links General links Molecular links Specimens and strains links. You must attribute the work in the manner specified by the author or licensor but not in any way that suggests that they endorse you or your use of the work. Polyethylene is the most widely used plastic and its use in plastic implants and medical devices has led to a concomitant increase in the incidence of device-related infections, with the most common fungal pathogen being Candida albicans [ 18 ].

Nutritional pattern and eco-physiology of Hortaea werneckiiagent of human tinea nigra. Sign In or Create an Account.

Sanctioned by Sanctioning name Validated by Type specimen or ex type More specimens Human pathogenicity code Plant pathogenicity code Code toxicity. Malassezia furfur Tinea versicolor Pityrosporum folliculitis Trichosporon White piedra. A homothallic mating locus was hortada in all sequenced genomes, although one of the mating genes may have been inactivated in some strains.


Badali3, 4, 5 G. Tinea nigra plantaris, panoramic; E.

Hortaea werneckii | Mycology Online

Most cases resolve with only keratinolytic agents like urea, salicylic acid and Whitfield ointment, applied once or twice a day Sayegh-Carreno et al. Relationships of dothideaceous black yeasts and merismatic fungi hortsea on 5.

In some reports it even was misidentified as melanomas. Sequences of Penidiella venezuelensis CBS Selected sequences of H.

Two patients used to run barefoot along the beach. In other projects Wikispecies. Moldy scuba diving snorkel.

Hortaea werneckii – Wikipedia

The growth impairment of salinized fenugreek Trigonella foenum-graecum L. Adaptation of extremely halotolerant black yeast Hortaea werneckii to increased osmolarity: The patients received topical treatment with Whitfield ointment, ketoconazole, bifonazole, or terbinafine.

Dematium werneckii Horta C. This page was last edited hortaeaa 22 Septemberat