Search Results - "Garbarino, Juan"

Cytotoxic Activity and Antioxidant Capacity of Purified Lichen Metabolites: An In Vitro Study by Brisdelli, Fabrizia, Perilli, Mariagrazia, Sellitri, Doriana, Piovano, Marisa, Garbarino, Juan A, Nicoletti, Marcello, Bozzi, Argante, Amicosante, Gianfranco, Celenza, Giuseppe

“…The purpose of this study was to investigate the effects of six lichen metabolites (diffractaic acid, lobaric acid, usnic acid, vicanicin, variolaric acid,…”
Get full text

In vitro interaction of usnic acid in combination with antimicrobial agents against methicillin-resistant Staphylococcus aureus clinical isolates determined by FICI and ΔE model methods by Segatore, Bernardetta, Bellio, Pierangelo, Setacci, Domenico, Brisdelli, Fabrizia, Piovano, Marisa, Garbarino, Juan A., Nicoletti, Marcello, Amicosante, Gianfranco, Perilli, Mariagrazia, Celenza, Giuseppe

“…The in vitro antimicrobial activities of usnic acid were evaluated in combination with five therapeutically available antibiotics, using checkerboard…”
Get full text

Antimicrobial and antibiofilm activity of secondary metabolites of lichens against methicillin-resistant Staphylococcus aureus strains from cystic fibrosis patients by Pompilio, Arianna, Pomponio, Stefano, Di Vincenzo, Valentina, Crocetta, Valentina, Nicoletti, Marcello, Piovano, Marisa, Garbarino, Juan A, Di Bonaventura, Giovanni

“…Three secondary metabolites of lichens - usnic acid, atranorin and fumarprotocetraric acid - were evaluated for their in vitro antibacterial and antibiofilm…”
Get more information

In vitro antimicrobial activity of pannarin alone and in combination with antibiotics against methicillin-resistant Staphylococcus aureus clinical isolates by Celenza, Giuseppe, Segatore, Bernardetta, Setacci, Domenico, Bellio, Pierangelo, Brisdelli, Fabrizia, Piovano, Marisa, Garbarino, Juan A., Nicoletti, Marcello, Perilli, Mariagrazia, Amicosante, Gianfranco

“…The in vitro antimicrobial activities of pannarin, a depsidone isolated from lichens, collected in several Southern regions of Chile (including Antarctica),…”
Get full text

A new jasmonic acid stereoisomeric derivative induces apoptosis via reactive oxygen species in human prostate cancer cells by Russo, Alessandra, Espinoza, C. Luis, Caggia, Silvia, Garbarino, Juan A, Peña-Cortés, Hugo, Carvajal, T. Marcela, Cardile, Venera

“…Highlights ► 3-hydroxy-2(S)-(2Z-butenyl)-cyclopentane-1(S)-acetic acid induces apoptosis in DU-145 and LNCap cells. ► Apoptosis -…”
Get full text

Pannarin inhibits cell growth and induces cell death in human prostate carcinoma DU-145 cells by Russo, Alessandra, Piovano, Marisa, Lombardo, Laura, Vanella, Luca, Cardile, Venera, Garbarino, Juan

“…In the course of our continuing search for new natural anticancer compounds for treatment and/or prevention of prostate cancer, our laboratory has focused its…”
Get full text

Antibacterial activity of selected metabolites from Chilean lichen species against methicillin-resistant staphylococci by Celenza, Giuseppe, Segatore, Bernardetta, Setacci, Domenico, Perilli, Mariagrazia, Brisdelli, Fabrizia, Bellio, Pierangelo, Piovano, Marisa, Garbarino, Juan A., Amicosante, Gianfranco, Nicoletti, Marcello

“…The in vitro antibacterial activities of eight compounds isolated from lichens, collected in several Southern regions of Chile (including Antarctica), were…”
Get full text

Effect of litreol on the viability of human cancer cells by Russo, Alessandra, Cardile, Venera, De Ioannes, Alfredo, Garbarino, Juan

“…Members of the family Anacardiaceae are known to contain a number of biologically active substances, such as phenolic lipids, alkyl-catechols and…”
Get full text

The Incubation of 13a,17-Dihydroxystemodane with Cephalosporium aphidicola by Fraga, Braulio M., Guillermo, Ricardo, Hernández, Melchor G., Chamy, María C., Garbarino, Juan A.

“…The biotransformation of 13a,17-dihydroxystemodane (3) with the fungus Cephalosporium aphidicola afforded 13a,17,18-trihydroxystemodane (4),…”
Get full text

The incubation of 13α,17-dihydroxystemodane with Cephalosporium aphidicola by Fraga, Braulio M, Guillermo, Ricardo, Hernández, Melchor G, Chamy, María C, Garbarino, Juan A

“…The biotransformation of 13α,17-dihydroxystemodane (3) with the fungus Cephalosporium aphidicola afforded 13α,17,18-trihydroxystemodane (4),…”
Get full text

Lichen depsides and depsidones reduce symptoms of diseases caused by tobacco mosaic virus (TMV) in tobacco leaves by Ramírez, Ingrid, Araya, Soledad, Piovano, Marisa, Carvajal, Marcela, Cuadros-Inostroza, Alvaro, Espinoza, Luis, Garbarino, Juan Antonio, Peña-Cortés, Hugo

“…Two depsides and five depsidones, isolated from lichens, were tested to determine their in vivo protective effects on tobacco leaves challenged with tobacco…”
Get more information

New stereoisomeric derivatives of jasmonic acid generated by biotransformation with the fungus Gibberella fujikuroi affect the viability of human cancer cells by Carvajal, Marcela, Espinoza, Luis, Caggia, Silvia, Cardile, Venera, Garbarino, Juan A, Peña-Cortés, Hugo, Russo, Alessandra

“…Background: Several studies have shown that (-)-Jasmonic acid, (+)-7-iso-Jasmonic acid and its methyl ester, methyl jasmonate, have anti-cancer activity in…”
Get full text

Biotransformation of Two ent-Pimara-9(11),15-diene Derivatives by Gibberella fujikuroi by Fraga, Braulio M, Guillermo, Ricardo, Hernández, Melchor G, Chamy, María C, Garbarino, Juan A

“…The incubation of 19-hydroxy-13-epi-ent-pimara-9(11),15-diene (4) with Gibberella fujikuroi gave 8α,19-dihydroxy-9α,11α-epoxy-13-epi-ent-pimara-15-ene (6),…”
Get full text

Volatile organic components from fresh non-edible Basidiomycetes fungi by Piovano, Marisa, Garbarino, Juan A, Sánchez, Elizabeth, Young, Manuel E

“…The compounds responsible for the characteristic odor of eight fresh non-edible Basidiomycetes fungi were evaluated. The volatile organic compounds from the…”
Get more information

Cytotoxic and apoptotic effects on hepatocytes of secondary metabolites obtained from lichens by Correche, E.R, Enriz, R.D, Piovano, M, Garbarino, J, Gomez-Lechon, M.J

“…There are a large number of species of Antarctic lichens, and several studies describing the secondary metabolites present in these lichens, as well as the…”
Get full text

Microbiological transformation of an ent-pimaradiene hydrocarbon by Gibberella fujikuroi by Fraga, Braulio M., González, Pedro, Hernández, Melchor G., Chamy, María C., Garbarino, Juan A.

“…The hydrocarbon 9,13- epi- ent-pimara-7,15-diene has been obtained from its 18-hydroxy derivative by treatment with Ph 3/CCl 4 and subsequent reduction with…”
Get full text

Diterpenoids from Calceolaria inamoena by Garbarino, Juan A., Cristina Chamy, Marı́a, Piovano, Marisa, Espinoza, Luis, Belmonte, Eliana

“…Four 9- epi- ent-labdanes were isolated from the aerial parts of Calceolaria inamoena. Their structures were elucidated by 1D- and 2D-NMR techniques. Four 9-…”
Get full text

New diterpenoids from Calceolaria polifolia by Garbarino, Juan A., Piovano, Marisa, Cristina Chamy, M., Espinoza, Luis

“…Four new and seven known diterpenes have been isolated from the dichloromethane extract of the aerial parts of Calceolaria polifolia. The structures of the new…”
Get full text

Microbial transformation of 18-hydroxy-9,13-epi-ent-pimara-7,15-diene by Gibberella fujikuroi by Fraga, B.M, Gonzalez, P, Hernandez, M.G, Chamy, M.C, Garbarino, J.A

“…The incubation of the diterpene 18-dihydroxy-9,13-epi-ent-pimara-7,15-diene (3) with the fungus Gibberella fujikuroi gave 14 metabolites, 4 and 6-18. The…”
Get full text

Chemistry of the Calceolaria Genus. Structural and Biological Aspects by Garbarino, Juan A., Chamy, María C., Piovano, Marisa

“…Autochthonous species of the Calceolaria (Scrophulariaceae) genus are studied. From their apolar extracts 55 new diterpenes of six skeleton types,…”
Get full text