Zobrazeno 1 - 10 of 12 pro vyhledávání: '"Waldireny C. Rocha"'
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Akademický článek
Tingenone and 22-hydroxytingenone target oxidative stress through downregulation of thioredoxin, leading to DNA double-strand break and JNK/p38-mediated apoptosis in acute myeloid leukemia HL-60 cells
Autor: Ana Carolina B. da C. Rodrigues, Larissa M. Bomfim, Sara P. Neves, Milena B.P. Soares, Rosane B. Dias, Ludmila F. Valverde, Clarissa A. Gurgel Rocha, Emmanoel V. Costa, Felipe M.A. da Silva, Waldireny C. Rocha, Hector H.F. Koolen, Daniel P. Bezerra
Publikováno v: Biomedicine & Pharmacotherapy, Vol 142, Iss , Pp 112034- (2021)
Acute myeloid leukemia (AML) is the most lethal form of leukemia. Standard anti-AML treatment remains almost unchanged for decades. Tingenone (TG) and 22-hydroxytingenone (22-HTG) are quinonemethide triterpenes found in the Amazonian plant Salacia im
Externí odkaz: https://doaj.org/article/5041c20dc21d4b16a16553f51c05a97b
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2
X-ray diffraction and theoretical investigation of the Gedunin crystal structure
Autor: Hamilton B. Napolitano, Valter H. C. Silva, Javier Ellena, Ademir J. Camargo, Paulo S. Carvalho, Paulo C. Vieira, Waldireny C. Rocha
Publikováno v: Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP
The Gedunin compound (C 28 H 34 O 6 ) is a natural product extracted from Trichilia pallida that has shown a wide activity. The crystallographic structure shows two conformers in the asymmetric unit, which differ in a rotation of the furan group. To
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8e727f2b3c548d3ced0028beb7ce08bb
https://doi.org/10.1016/j.molstruc.2011.11.028
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3
Fractions of Trichilia pallens with insecticidal activity against Tuta absoluta
Autor: Uemerson Silva da Cunha, Waldireny C. Rocha, Paulo Cesar Vieira, José Djair Vendramim
Publikováno v: Pesquisa Agropecuária Brasileira, Volume: 41, Issue: 11, Pages: 1579-1585, Published: NOV 2006
Pesquisa Agropecuária Brasileira v.41 n.11 2006
Pesquisa Agropecuária Brasileira
Empresa Brasileira de Pesquisa Agropecuária (Embrapa)
instacron:EMBRAPA
Este trabalho teve o objetivo de identificar frações de extratos aquosos e orgânicos da meliácea Trichilia pallens, com atividade inseticida sobre a traça-do-tomateiro Tuta absoluta (Meyrick). Extratos aquosos liofilizados (EAL) a 3% de folhas e
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::978ac3e3c2781e98f8c31c24d8df37f2
https://doi.org/10.1590/s0100-204x2006001100002
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4
Bioactivity of extracts and isolated compounds fromVitex polygama (Verbenaceae) andSiphoneugena densiflora (Myrtaceae) againstSpodoptera frugiperda (Lepidoptera: Noctuidae)
Autor: Margareth B. C. Gallo, Uemerson Silva da Cunha, Paulo C. Vieira, Waldireny C. Rocha, João B. Fernandes, José Djair Vendramim, Fernanda A Diogo, Luciane G. Batista-Pereira, M. Fátima das G. F. da Silva, Fernando C. da Silva
Publikováno v: Pest Management Science. 62:1072-1081
The effects of crude extracts, fractions and isolated compounds from Vitex polygama Cham. and Siphoneugena densiflora Berg were evaluated on the development of Spodoptera frugiperda JE Smith, a destructive insect pest of corn and several other crops.
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::32345e33da8e79834cdf5870f6624d2c
https://doi.org/10.1002/ps.1278
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5
3-(5,7-Dimethoxy-2,2-dimethyl-2H-benzo[b]pyran-6-yl)propionic acid: a potential inhibitor against Leishmania
Autor: Glaucius Oliva, Paulo C. Vieira, Otavio Henrique Thiemann, Waldireny C. Rocha, Monize M. da Silva, Hamilton B. Napolitano, Javier Ellena
Publikováno v: Acta Crystallographica Section E Structure Reports Online. 59:o1575-o1577
The title acid, C16H20O5, was extracted from Adiscanthus fusciflorus (Rutaceae) and is shown to inhibit adenine phospho­ribosyl­transferase (APRT) enzyme activity. This compound crystallizes in the centrosymmetric space group C2/c with one mol­ecu
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::66a555f119988b0503574d396223e680
https://doi.org/10.1107/s160053680302107x
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6
Redetermination and comparative structural study of isopimpinellin: a new inhibitor against the Leishmania APRT enzyme
Autor: Hamilton B. Napolitano, Javier Ellena, Otavio Henrique Thiemann, Monize M. da Silva, Waldireny C. Rocha, Glaucius Oliva, Paulo C. Vieira
Publikováno v: Acta Crystallographica Section E Structure Reports Online. 59:o1506-o1508
The title compound (alternative name 5,8-di­methoxy­psoralen), C13H10O5, is a natural product extracted from Adiscanthus fusciflorus (Rutaceae). Our biochemical tests show that this compound has inhibitory activity against the enzyme adenine phosph
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::fb86ecbbe3bb5fc4baa2e42ffa0586fe
https://doi.org/10.1107/s1600536803019925
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7
Redetermination of skimmianine: a new inhibitor against the Leishmania APRT enzyme
Autor: Hamilton B. Napolitano, Javier Ellena, Otavio Henrique Thiemann, Paulo C. Vieira, Waldireny C. Rocha, Glaucius Oliva, Monize M. da Silva
Publikováno v: Acta Crystallographica Section E Structure Reports Online. 59:o1503-o1505
The title compound (alternative names 7,8-di­methoxy­dictam­mine and 4,7,8-tri­methoxy­furo­[2,3-b]­quinoline), C14H13NO4, is a natural product extracted from Adiscanthus fusciflorus (Ruta­ceae). Our biochemical tests show that it has inhibit
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::d4de806c54fce0960d628b1688f5e3c0
https://doi.org/10.1107/s1600536803019913
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8
Bioatividade de moléculas isoladas de Trichilia pallida Swartz (Meliaceae) sobre Tuta absoluta (Meyrick) (Lepidoptera: Gelechiidae)
Autor: Uemerson Silva da Cunha, Waldireny C. Rocha, Paulo C. Vieira, José Djair Vendramim
Publikováno v: Neotropical Entomology v.37 n.6 2008
Neotropical entomology
Sociedade Entomológica do Brasil (SEB)
instacron:SEB
A partir do extrato em diclorometano (DIC) de folhas e frutos de Trichilia pallida Swartz, objetivou-se fazer o isolamento e identificação de substâncias com atividade inseticida sobre a traça-do-tomateiro, Tuta absoluta (Meyrick). Do extrato em
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3da852d060841d114466c2bc70c2fa4f
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S1519-566X2008000600013
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10
[Bioactivity of Trichilia pallida Swartz (Meliaceae) derived molecules on Tuta absoluta (Meyrick) (Lepidoptera: Gelechiidae)]
Autor: Uemerson S, da Cunha, José D, Vendramim, Waldireny C, Rocha, Paulo C, Vieira
Publikováno v: Neotropical entomology. 37(6)
Dichloromethane (DIC) leaf and fruit extracts of Trichiliapallida Swartz were obtained for the isolation and identification of molecules with insecticidal activity against the tomato leafminer, Tuta absoluta (Meyrick). DIC leaf extracts of T. pallida
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid________::a12bc605ddd4d49d9d8f9ef87b0525b4
https://pubmed.ncbi.nlm.nih.gov/19169560
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