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Cryopreservation of Byrsonima intermedia embryos followed by room temperature thawing Agronomy
Silva, Luciano Coutinho; Universidade Federal de Lavras; Paiva, Renato; Universidade Federal de Lavras; Swennen, Rony; Katholieke University Leuven; Andrè, Edwige; Katholieke University Leuven; Panis, Bart; Katholieke University Leuven.
Byrsonima intermedia is a shrub from the Brazilian Cerrado with medicinal properties. The storage of biological material at ultra-low temperatures (-196°C) is termed cryopreservation and represents a promising technique for preserving plant diversity. Thawing is a crucial step that follows cryopreservation. The aim of this work was to cryopreserve B. intermedia zygotic embryos and subsequently thaw them at room temperature in a solution rich in sucrose. The embryos were decontaminated and desiccated in a laminar airflow hood for 0-4 hours prior to plunging into liquid nitrogen. The embryo moisture content (% MC) during dehydration was assessed. Cryopreserved embryos were thawed in a solution rich in sucrose at room temperature, inoculated in a germination...
Tipo: Info:eu-repo/semantics/article Palavras-chave: 50000004; 50100009; 50103008 long-term storage; Native plant; Zygotic embryos; Rapid freezing desiccation Cryopreservation.
Ano: 2014 URL: http://periodicos.uem.br/ojs/index.php/ActaSciAgron/article/view/19688
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