Silicon mitigates cadmium toxicity and modulates positive anatomical changes in tree plants of African mahogany

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Autor(es): dc.contributorFederal Rural University of Amazonian-
Autor(es): dc.contributorFederal Institute of Pará-
Autor(es): dc.contributorUniversidade Federal do Pará (UFPA)-
Autor(es): dc.contributorEmílio Goeldi Museum of Pará-
Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.contributorScience and Technology of Amapá-
Autor(es): dc.creatorConceição, Susana Silva-
Autor(es): dc.creatorBarbosa, Antonio Vinícius Correa-
Autor(es): dc.creatorde Souza, Carlos Alberto-
Autor(es): dc.creatorLima, Edson Ugulino-
Autor(es): dc.creatorda Silva, Breno Ricardo Serrão-
Autor(es): dc.creatorde Almeida Lins, Alba Lúcia Ferreira-
Autor(es): dc.creatorGalvão, Jessivaldo Rodrigues-
Autor(es): dc.creatorda Cruz e Silva Filho, Gilberto-
Autor(es): dc.creatorde Souza Júnior, Jonas Pereira-
Autor(es): dc.creatorde Mello Prado, Renato-
Autor(es): dc.creatorde Oliveira Neto, Cândido Ferreira-
Autor(es): dc.creatorCruz, Flávio José Rodrigues-
Data de aceite: dc.date.accessioned2025-08-21T16:31:32Z-
Data de disponibilização: dc.date.available2025-08-21T16:31:32Z-
Data de envio: dc.date.issued2025-04-29-
Data de envio: dc.date.issued2024-12-31-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.21475/ajcs.25.19.02.p121-
Fonte completa do material: dc.identifierhttps://hdl.handle.net/11449/298459-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/298459-
Descrição: dc.descriptionThis study aimed to evaluate the effect of silicon mitigation (Si) on Khaya ivorensis exposed to cadmium (Cd) and anatomical changes promoted by Cd in roots and leaves tissues. O delineamento experimental foi inteiramente casualizado em esquema fatorial 4x4 com cinco repetições. Cd and Si treatments were 0, 25, 50, 75 mg L−1 and 0, 100, 150, and 300 mg L−1 respectively. At 25 mg L−1 mg, Cd has shown increases of 30%, 25%, and 33% in Epidermis thickness from adaxial (ETAd), spongy parenchyma thickness (SPT), and root cortex thickness (RCT). Also, 75 mg L−1 Cd decreased epidermis thickness from abaxial (ETAb) and root cortex thickness (RCT) by 70% and 81 %. However, Si attenuated anatomical changes caused by Cd. It occurs especially in combination with treatments at 150 mg L−1 Si and 50 mg L−1 Cd. Under these conditions, ETAb increased by 33%. Both palisade parenchyma thickness (PPT) and spongy parenchyma thickness (SPT) were 48% and 55% thicker than tissues under 50 mg L−1 Cd. The K. ivorensis is tolerant to Cd up to 25 mg L−1 mg because it did not show considerable growth reduction. Si has shown modulation in tissue thickness. It has a positive impact on the vegetative growth of K. ivorensis. Therefore, this study indicates that K. ivorensis tolerates Cd toxicity up to 25 mg L−1 Cd and shows that Si induces anatomical modulations in leaves and roots.-
Descrição: dc.descriptionFederal Rural University of Amazonian, Belém-
Descrição: dc.descriptionFederal Institute of Pará, Belém-
Descrição: dc.descriptionFederal University of Pará, Belém-
Descrição: dc.descriptionEmílio Goeldi Museum of Pará, Belém-
Descrição: dc.descriptionFederal University of Pará, Ananindeua-
Descrição: dc.descriptionSão Paulo State University, Jaboticabal-
Descrição: dc.descriptionFederal Institute of Education Science and Technology of Amapá, AP-
Descrição: dc.descriptionSão Paulo State University, Jaboticabal-
Formato: dc.format119-127-
Idioma: dc.languageen-
Relação: dc.relationAustralian Journal of Crop Science-
???dc.source???: dc.sourceScopus-
Palavras-chave: dc.subjectanatomical modifications-
Palavras-chave: dc.subjectCd stress-
Palavras-chave: dc.subjectheavy metal-
Palavras-chave: dc.subjectmahogany-
Palavras-chave: dc.subjectSi stress mitigation-
Título: dc.titleSilicon mitigates cadmium toxicity and modulates positive anatomical changes in tree plants of African mahogany-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

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