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Multi-Element Determination in Wild and Cultivated Edible Mushrooms from the Brazilian Atlantic Forest Using Microwave-Induced Plasma Optical Emission Spectrometry (MIP OES)

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Autor(es):
da Silva, Eliabe Sousa ; Freitas Jr, Jorge Machado ; Brandao, Joao Pedro Cezario ; Simoes, Ivana Ferreira ; Lenz, Alexandre Rafael ; Drewinski, Mariana de Paula ; Morais, Agata Carvalho ; Menolli Jr, Nelson ; de Freitas Santos, Anibal
Número total de Autores: 9
Tipo de documento: Artigo Científico
Fonte: ANALYTICA; v. 6, n. 2, p. 17-pg., 2025-06-04.
Resumo

Edible mushrooms are macroscopic fungi that have been recognized as the "new superfoods" due to their high nutritional and medicinal values. The aim of this study was to develop and optimize a method for the wet digestion of edible mushrooms using a closed digestion block for the determination of macro- and micronutrients (Ca, Cr, Cu, Fe, K, Mg, Mn, Ni, and Zn) using microwave-induced plasma emission spectrometry (MIP OES). For the digestion of the samples, a 23 factorial design was used to evaluate the amount of HNO3 65% (m m-1), H2O2 30% (m m-1) and the digestion time, in 500 mg of the sample (dry and crushed) at 200 degrees C. The method was applied to eleven species of edible or medicinal mushrooms (edible cultivated from wild strains, wild edible, and commercials medicinal). The average concentrations (in mg kg-1) showed higher levels of K (1442.85-17,534.97), Mg (1295.40-13,550.72), Fe (11.33-27.38), Zn (28.86-36.09), and Mn (10.22-10.97). This study contributed to the determination of the multi-element composition and nutritional potential of edible mushrooms from Brazil. (AU)

Processo FAPESP: 18/15677-0 - Cogumelos da Mata Atlântica: diversidade e potencialidades de espécies comestíveis
Beneficiário:Nelson Menolli Junior
Modalidade de apoio: Auxílio à Pesquisa - Programa BIOTA - Jovens Pesquisadores