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https://locus.ufv.br//handle/123456789/19236
Tipo: | Artigo |
Título: | Stink bug predator kills prey with salivary non-proteinaceous compounds |
Autor(es): | Martínez, Luis Carlos Fialho, Maria do Carmo Queiroz Barbosa, Luiz Claudio Almeida Oliveira, Leandro Licursi Zanuncio, José Cola Serrão, José Eduardo |
Abstract: | Podisus nigrispinus Dallas (Hemiptera: Pentatomidae) is a predator insect with potential applications in biological control because both nymphs and adults have been shown to prey on other insect pests by injection of toxic salivary gland contents. This study identified non-proteinaceous compounds with insecticidal activity from the saliva of P. nigrispinus in Anticarsia gemmatalis. In particular, the ether extract from P. nigrispinus saliva led to mortality in A. gemmatalis larvae, with a LC50 = 2.04 μL and LC90 = 3.27 μL. N,N-dimethylaniline and 1,2,5-trithiepane fractions were identified as non-proteinaceous extract components. N,N-dimethylaniline had a LC50 = 136.1 nL and LC90 = 413.8 nL, suggesting that it could be responsible for toxicity in P. nigrispinus saliva. |
Palavras-chave: | Asopinae N,N-Dimethylaniline Hemiptera Salivary glands Venom 1,2,5-Trithiepane |
Editor: | Insect Biochemistry and Molecular Biology |
Tipo de Acesso: | Elsevier Ltd. |
URI: | https://doi.org/10.1016/j.ibmb.2015.11.006 http://www.locus.ufv.br/handle/123456789/19236 |
Data do documento: | 2-Dez-2015 |
Aparece nas coleções: | Artigos |
Arquivos associados a este item:
Arquivo | Descrição | Tamanho | Formato | |
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artigo.pdf Until 2100-12-31 | Texto completo | 1,38 MB | Adobe PDF | Visualizar/Abrir ACESSO RESTRITO |
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