Search Results - "Sampietro, D.A."

Isolation of antibacterial components from infusion of Caesalpinia paraguariensis bark. A bio-guided phytochemical study by Sgariglia, M.A., Soberón, J.R., Sampietro, D.A., Quiroga, E.N., Vattuone, M.A.

“…► Caesalpinia paraguariensis bark extracts show bioactivity against food spoilage bacteria. ► Isolation of bioactive components from infusion by bio-guided…”
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Species diversity and toxigenic potential of Fusarium graminearum complex isolates from maize fields in northwest Argentina by Sampietro, D.A., Díaz, C.G., Gonzalez, V., Vattuone, M.A., Ploper, L.D., Catalan, C.A.N., Ward, T.J.

“…Members of the Fusarium graminearum species complex (Fg complex) are the causal agents of ear rot in maize and Fusarium head blight of wheat and other small…”
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molecular based strategy for rapid diagnosis of toxigenic Fusarium species associated to cereal grains from Argentina by Sampietro, D.A, Marín, P, Iglesias, J, Presello, D.A, Vattuone, M.A, Catalan, C.A.N, Gonzalez Jaen, M.T

“…Fusarium species are worldwide causal agents of ear rot in cereals. Their toxigenic potential is a health risk for both humans and animals. In Argentina, most…”
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A new colorimetric method for determination of alkylresorcinols in ground and whole-cereal grains using the diazonium salt Fast Blue RR by Sampietro, D.A., Vattuone, M.A., Catalán, C.A.N.

“…A fast and inexpensive method was developed to determine the content of alkylresorcinols (ARs) in ground and whole-cereal grains. This method is based on the…”
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Antifungal and antimycotoxigenic metabolites in Anacardiaceae species from northwest Argentina: isolation, identification and potential for control of Fusarium species by Aristimuño Ficoseco, M.E, Vattuone, M.A, Audenaert, K, Catalán, C.A.N, Sampietro, D.A

“…AIMS: The purpose of this research was to identify antifungal compounds from leaves of Schinus and Schinopsis species useful for the control of toxigenic…”
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Antibacterial activity of plant extracts from northwestern Argentina by Soberón, J.R., Sgariglia, M.A., Sampietro, D.A., Quiroga, E.N., Vattuone, M.A.

“…Aims:  To determine the antibacterial and cytotoxic activities of aqueous and ethanolic extracts of northwestern Argentinian plants used in folk medicine. To…”
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The pericarp and its surface wax layer in maize kernels as resistance factors to fumonisin accumulation by Fusarium verticillioides by Sampietro, D.A., Vattuone, M.A., Presello, D.A., Fauguel, C.M., Catalán, C.A.N.

“…Fusarium verticillioides causes maize ear rot and contaminates kernels with fumonisin mycotoxins in Argentina. The aim of this work was to elucidate if the…”
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Propolis from the northwest of Argentina as a source of antifungal principles by Quiroga, E.N, Sampietro, D.A, Soberón, J.R, Sgariglia, M.A, Vattuone, M.A

“…To determine the antimycotic and cytotoxic activities of partially purified propolis extract on yeasts, xylophagous and phytopathogenic fungi. To compare these…”
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Purification and identification of antibacterial phenolics from Tripodanthus acutifolius leaves by Soberón, J.R, Sgariglia, M.A, Sampietro, D.A, Quiroga, E.N, Sierra, M.G, Vattuone, M.A

“…To perform an activity-guided purification, identification and quantification of antibacterial compounds from Tripodanthus acutifolius infusion. To validate…”
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Antifungal activity of Euphorbia species against moulds responsible of cereal ear rots by Jiménez, C.M., Álvarez, H.L., Ballari, M.S., Labadié, G.R., Catalán, C.A.N., Toso, R.E., Sampietro, D.A.

“…Aims This work aimed to identify secondary metabolites from aerial parts of Euphorbia species functional for control of toxigenic Fusarium species responsible…”
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Plant growth inhibitors isolated from sugarcane ( Saccharum officinarum) straw by Sampietro, Diego Alejandro, Vattuone, Marta Amelia, Isla, María Ines

“…Several compounds related with plant defense and pharmacological activities have been isolated from sugarcane. Straw phytotoxins and their possible mechanisms…”
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Extracts and phenolic compounds from Zuccagnia punctata as fungicide seed protectants for corn by Jiménez, C. M., Sgariglia, M.A., Soberón, J.R., Vattuone, M.A., Sampietro, D.A.

“…The ethanolic leaf extract, the ethereal fraction (Eet) and its phenolic compounds obtained from Zuccagnia punctata were assayed as fungicide seed protectants…”
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Development and validation of a micromethod for fast quantification of 5-n-alkylresorcinols in grains and whole grain products by Sampietro, D.A., Jimenez, C.M., Belizán, M.M., Vattuone, M.A., Catalán, C.A.N.

“…•A micromethod was developed for quantification of 5-n-alkylresorcinols (5nARs).•The 5nARs react with a Fast Blue RR salt (FBRR) in an alkaline alcoholic…”
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Nature of the interference mechanism of sugarcane (Saccharum officinarum L.) straw by Sampietro, D.A, Vattuone, M.A

“…Sugarcane (Saccharum officinarum L.) straw left in the field after harvest interferes with the growth of winter and summer weeds. In the last years, there was…”
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Sugarcane Straw and its Phytochemicals as Growth Regulators of Weed and Crop Plants by Sampietro, D.A, Vattuone, M.A

“…The present study investigates the effect of soil amended with sugarcane straw leachate and its constituents on root elongation of weed and crop plants. The…”
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Toxigenic potential of Fusarium graminearum isolated from maize of northwest Argentina by Sampietro, D A, Apud, G R, Belizán, M M E, Vattuone, M A, Catalán, C A N

“…Twenty six isolates of Fusarium graminearum from grains of maize hybrids harvested in ±west Argentina were grown on autoclaved rice grain to assess their…”
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Role of sugarcane straw allelochemicals in the growth suppression of arrowleaf sida by Sampietro, Diego A., Sgariglia, Melina A., Soberón, José R., Quiroga, Emma N., Vattuone, Marta A.

“…Previous studies suggested that allelochemicals from sugarcane straw may suppress the growth of arrowleaf sida ( Sida rhombifolia L.). A study was conducted to…”
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