2005
DOI: 10.1590/s0365-05962005000700004
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Preservação de fungos em água destilada

Abstract: FUNDAMENTOS: As micotecas são coleções de fungos conservadas para estudo futuro ou para a obtenção de extratos, drogas e outros fins. A conservação em meios de cultura por repiques sucessivos exige cuidados e nem sempre é fácil. Há necessidade de novas técnicas para a manutenção de fungos viáveis por longos períodos. OBJETIVO: avaliar a eficácia da preservação de fungos em água destilada num período de 12 meses. MÉTODOS: 43 espécies de fungos foram mantidas em frascos de vidro com água destilada estéril. Mensa… Show more

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Cited by 16 publications
(5 citation statements)
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“…Clinical samples, isolated up to three years before the study, were stored in distilled water according to a technique standardized in our laboratory. 10 After recovery, they were reidentified by means of modified microcultivation, 11 based on morphological analysis. [12][13] Novartis Biociencias S.A. provided the terbinafine, in pro-analysis pure powder form (p.a.).…”
Section: Methodsmentioning
confidence: 99%
“…Clinical samples, isolated up to three years before the study, were stored in distilled water according to a technique standardized in our laboratory. 10 After recovery, they were reidentified by means of modified microcultivation, 11 based on morphological analysis. [12][13] Novartis Biociencias S.A. provided the terbinafine, in pro-analysis pure powder form (p.a.).…”
Section: Methodsmentioning
confidence: 99%
“…Such endophytes lost the ability to grow in synthetic culture medium after the storage period required to process all the 7514 isolates recovered, approximately 3 to 4 months, leading to the diversity loss that these individuals could represent. The preservation method used in this study was based on nutrient reduction, suitable for various fungi, as demonstrated in [ 68 ], which maintained 44 viable taxa preserved in distilled water for one year, and in [ 69 ], who used the same method to maintain 151 basidiomycetes species for variable periods for up to 7 years. However, preservation in distilled water can cause the death of the fungus due to the absorption of water by osmosis [ 70 ].…”
Section: Resultsmentioning
confidence: 99%
“…Estes isolados, armazenados no Laboratório de Micologia da Faculdade de Veterinária, Universidade Federal do Rio Grande do Sul, em água destilada estéril, seguindo a técnica de Castellani (Diogo et al 2005), foram repicados em Agar Sabouraud e incubados por 10 dias, a temperatura de 25-30°C. Hifas e conídeos obtidos desse cultivo foram inoculados em meio líquido de Lactrimel (14g de farinha de trigo, 14g de leite em pó, 7g de mel e 0,4g de cloranfenicol/1l) para obtenção de subcultivos.…”
Section: Methodsunclassified