Search Results - "Uemi, Miriam"

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    Selenium species-catalyzed biomimetic halogenations of aromatic and heteroaromatic compounds by Rita, Bruno H., Uemi, Miriam, Raminelli, Cristiano

    Published in Chemical papers (01-08-2024)
    “…Herein, we report our investigations on the biomimetic bromofunctionalization of aromatic and heteroaromatic compounds using NaBr as a source of bromine, 30%…”
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    Biological hydroperoxides and singlet molecular oxygen generation by Miyamoto, Sayuri, Ronsein, Graziella E., Prado, Fernanda M., Uemi, Miriam, Corrêa, Thais C., Toma, Izaura N., Bertolucci, Agda, Oliveira, Mauricio C. B., Motta, Flávia D., Medeiros, Marisa H. G., Mascio, Paolo Di

    Published in IUBMB life (2007)
    “…The decomposition of lipid hydroperoxides (LOOH) into peroxyl radicals is a potential source of singlet molecular oxygen (1O2) in biological systems. Recently,…”
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    Highly Sensitive Fluorescent Method for the Detection of Cholesterol Aldehydes Formed by Ozone and Singlet Molecular Oxygen by Mansano, Fernando V., Kazaoka, Rafaella M. A., Ronsein, Graziella E., Prado, Fernanda M., Genaro-Mattos, Thiago C., Uemi, Miriam, Mascio, Paolo Di, Miyamoto, Sayuri

    Published in Analytical chemistry (Washington) (15-08-2010)
    “…Cholesterol oxidation gives rise to a mixture of oxidized products. Different types of products are generated according to the reactive species being involved…”
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    Characterization of oxyphytosterols generated by β-sitosterol ozonization by Martins, Igor Rodrigues, Onuki, Janice, Miyamoto, Sayuri, Uemi, Miriam

    Published in Archives of biochemistry and biophysics (15-08-2020)
    “…β-Sitosterol (βSito) is the most abundant phytosterol found in elevated concentrations in vegetable oils, nuts, seeds, cereals, fruits, and in many…”
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    Antitrypanosomal activity of new alkoxyhydroperoxides formed by cycloaddition of ozone into allyl moiety of eugenol by Accioly Jr, Marcos, Ribeiro, Fernanda S., Amaral, Maiara, Levatti, Erica V.C., Tempone, Andre G., Lago, João Henrique G., Uemi, Miriam

    Published in Tetrahedron (15-06-2024)
    “…Eugenol, a natural phenylpropanoid found in several plants, was exposed to ozone atmosphere to afford three new alkoxyhydroperoxides and prevised homovanillin…”
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    Niobium chloride in 1−n−butyl−3−methylimidazolium chloride ionic liquid as a catalyst for biginelli reaction by Santos, Marconi C., Uemi, Miriam, Gonçalves, Norberto S., Bizeto, Marcos A., Camilo, Fernanda F.

    Published in Journal of molecular structure (15-11-2020)
    “…In this study, NbCl5 in a liquid ionic medium was evaluated as a catalyst for Biginelli reaction. Firstly, the ionic species found in mixtures of NbCl5 and…”
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    Biological effects of an oxyphytosterol generated by β-Sitosterol ozonization by Takayasu, Bianca S., Martins, Igor R., Garnique, Anali M.B., Miyamoto, Sayuri, Machado-Santelli, Gláucia M., Uemi, Miriam, Onuki, Janice

    Published in Archives of biochemistry and biophysics (15-12-2020)
    “…β-Sitosterol (βSito) is the most abundant phytosterol found in vegetable oils, grains such as wheat, beans, and corn, and in many phytosterol-enriched foods…”
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    Cytotoxic effects of neolignans from Saururus cernuus (Saururaceae) against prostate cancer cells by Toneto, Nicholas Pietro Agulha, Brito, Juliana Ribeiro, Sartorelli, Patricia, Uemi, Miriam, Gonçalves, Marina de Monroe, Rubio, Ileana Gabriela Sánchez, Lago, João Henrique Ghilardi, Tamura, Rodrigo Esaki

    Published in Chemical biology & drug design (01-06-2023)
    “…In this study, five neolignans were isolated from Saururus cernuus—threo‐dihydroguaiaretic acid (1), threo‐austrobailignan‐6 (2), threo‐austrobailignan‐5 (3),…”
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    Molecular network for accessing polyketide derivatives from Phomopsis sp., an endophytic fungus of Casearia arborea (Salicaceae) by Santos, Augusto L., Ionta, Marisa, Horvath, Renato, Soares, Marisi G., Medeiros, Lívia S. de, Uemi, Miriam, Kawafune, Eunizinis S., Tangerina, Marcelo M.P., Ferreira, Marcelo J.P., Sartorelli, Patricia

    Published in Phytochemistry letters (01-04-2021)
    “…[Display omitted] •Casearia genus has chemistry from the plant microbiota still unknown.•The endophytic fungus Phomopsis sp. was isolated from leaves of C…”
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    Generation of Cholesterol Carboxyaldehyde by the Reaction of Singlet Molecular Oxygen [O2 (1Δg)] as Well as Ozone with Cholesterol by Uemi, Miriam, Ronsein, Graziella E, Miyamoto, Sayuri, Medeiros, Marisa H. G, Di Mascio, Paolo

    Published in Chemical research in toxicology (18-05-2009)
    “…A few years ago, it was reported that ozone is produced in human atherosclerotic arteries, on the basis of the identification of…”
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    Cholesterol Hydroperoxides Generate Singlet Molecular Oxygen [O2 (1Δg)]: Near-IR Emission, 18O-Labeled Hydroperoxides, and Mass Spectrometry by Uemi, Miriam, Ronsein, Graziella E, Prado, Fernanda M, Motta, Flávia D, Miyamoto, Sayuri, Medeiros, Marisa H. G, Di Mascio, Paolo

    Published in Chemical research in toxicology (20-06-2011)
    “…In mammalian membranes, cholesterol is concentrated in lipid rafts. The generation of cholesterol hydroperoxides (ChOOHs) and their decomposition products…”
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    Cholesterol hydroperoxides generate singlet molecular oxygen [O(2) ((1)Δ(g))]: near-IR emission, (18)O-labeled hydroperoxides, and mass spectrometry by Uemi, Miriam, Ronsein, Graziella E, Prado, Fernanda M, Motta, Flávia D, Miyamoto, Sayuri, Medeiros, Marisa H G, Di Mascio, Paolo

    Published in Chemical research in toxicology (20-06-2011)
    “…In mammalian membranes, cholesterol is concentrated in lipid rafts. The generation of cholesterol hydroperoxides (ChOOHs) and their decomposition products…”
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    Study of the Complexation of Fisetin with Cyclodextrins by Guzzo, Mariana R, Uemi, Miriam, Donate, Paulo M, Nikolaou, Sofia, Machado, Antonio Eduardo H, Okano, Laura T

    “…In this work, the interaction between fisetin (3,3‘,4‘,7-tetrahydroxyflavone) (Fis) and cyclodextrins (CDs) (α and β) was studied through UV−vis absorption,…”
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