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A thermostable GH8 endoglucanase of Enterobacter sp. R1 is suitable for β- glucan deconstruction
Ontañon, Ornella Mailen; Ghio, Silvina; Marrero Diaz De Villegas, Rubén; Garrido, Mercedes Maria; Talia, Paola Mónica; Fehér, Csaba; Campos, Eleonora (Elsevier, 2019-11)Glycoside hydrolase family 8 (GH8) includes endoglucanases, lichenases, chitosanases and xylanases, which are essential for polysaccharides breakdown. In this work, we studied a thermally stable GH8 from the cellulose ... -
Análisis del microbioma de insectos: identificación y caracterización de glicosil hidrolasas
Ben Guerrero, Emiliano (Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires, 2018)Algunos insectos han desarrollado estrategias muy eficaces para utilizar sustratos lignocelulósicos como fuentes de energía. En termitas y algunos coleópteros, la digestión de la lignocelulosa es el resultado de la acción ... -
Bioprospecting of microbial strains for biofuel production: metabolic engineering, applications, and challenges
Adegboye, Mobolaji Felicia; Ojuederie, Omena Bernard; Talia, Paola Mónica; Babalola, Olubukola Oluranti (BMC, 2021-01)The issues of global warming, coupled with fossil fuel depletion, have undoubtedly led to renewed interest in other sources of commercial fuels. The search for renewable fuels has motivated research into the biological ... -
Characterization of a novel GH10 alkali‑thermostable xylanase from a termite microbiome
Mon, Maria Laura; Marrero Diaz De Vill, Rubén; Campos, Eleonora; Soria, Marcelo Abel; Talia, Paola Mónica (Springer Open, 2022-08)The aim of the present study was to assess the biochemical and molecular structural characteristics of a novel alkali-thermostable GH10 xylanase (Xyl10B) identified in a termite gut microbiome by a shotgun metagenomic ... -
Characterization of Cellulolytic Activities of Environmental Bacterial Consortia from an Argentinian Native Forest
Romano, Nelson Gaston; Gioffre, Andrea; Sede, Silvana Mabel; Campos, Eleonora; Cataldi, Angel Adrian; Talia, Paola Mónica (Springer, 2013-08)Cellulolytic activities of three bacterial consortia derived from a forest soil sample from Chaco region, Argentina, were characterized. The phylogenetic analysis of consortia revealed two main highly supported groups ... -
Characterization of two GH5 endoglucanases from termite microbiome using synthetic metagenomics
Ben Guerrero, Emiliano; Marrero Diaz De Villegas, Ruben; Soria, Marcelo Abel; Santangelo, María De La Paz; Campos, Eleonora; Talia, Paola Mónica (Springer, 2020-08)Here, we characterize two novel GH5 endoglucanases (GH5CelA and GH5CelB) from an uncultured bacterium identified in termite gut microbiomes. Both genes were codon-optimized, synthetized, cloned, and expressed as recombinant ... -
Diversity structure of the microbial communities in the guts of four neotropical termite species
Vikram, Surendra; Arneodo Larochette, Joel Demian; Calcagno, Javier; Ortiz, Maximiliano; Mon, Maria Laura; Etcheverry, Clara; Cowan, Donald; Talia, Paola Mónica (Peer J Inc., 2021-04)The termite gut microbiome is dominated by lignocellulose degrading microorganisms. This study describes the intestinal microbiota of four Argentinian higher termite species with different feeding habits: Microcerotermes ... -
Draft Genome Sequence of Cellulolytic and Xylanolytic Cellulomonas sp. Strain B6 Isolated from Subtropical Forest Soil
Piccinni, Florencia Elizabeth; Murua, Yanina; Ghio, Silvina; Talia, Paola Mónica; Rivarola, Maximo Lisandro; Campos, Eleonora (2016-08)The genome information will be useful for studies of microbial enzymes for industrial application in lignocellulosic biomass utilization. -
Early immune innate hallmarks and microbiome changes across the gut during Escherichia coli O157: H7 infection in cattle
Larzabal, Mariano; Marques Da Silva, Wanderson; Multani, Anmol; Vagnoni, Lucas Emilio; Moore, Prando Dadin; Marin, Maia Solange; Riviere, Nahuel Agustin; Delgado, Fernando Oscar; Vilte, Daniel Alejandro; Romero Victorica, Matias; Tao, Ma; Luo, Le Guan; Talia, Paola Mónica; Cataldi, Angel Adrian; Cobo, Eduardo Rubén (SpringerNature, 2020-12)The zoonotic enterohemorrhagic Escherichia coli (EHEC) O157: H7 bacterium causes diarrhea, hemorrhagic colitis, and hemolytic uremic syndrome (HUS) in humans. Cattle are primary reservoirs and EHEC O157: H7; the bacteria ... -
EcXyl43 β-xylosidase: molecular modeling, activity on natural and artificial substrates, and synergism with endoxylanases for lignocellulose deconstruction
Ontañon, Ornella Mailén; Ghio, Silvina; Marrero Diaz De Vill, Rubén; Piccinni, Florencia Elizabeth; Talia, Paola Mónica; Cerutti, Maria Laura; Campos, Eleonora (Springer, 2018-08)Biomass hydrolysis constitutes a bottleneck for the biotransformation of lignocellulosic residues into bioethanol and high-value products. The efficient deconstruction of polysaccharides to fermentable sugars requires ... -
Evaluation of different nitrogen sources on growth and fermentation performance for enhancing ethanol production by wine yeasts
Rojo, Cecilia; Talia, Paola Mónica; Lerena, María Cecilia; Ponsone, María Lorena; Gonzalez, Magali Lucia Rosa; Becerra, Lucia Maribel; Mercado, Laura Analia; Martín-Arranz, Virginia; Rodriguez Gomez, Francisco; Arroyo Lopez, Francisco Noe; Combina, Mariana (Elsevier, 2023-12)The utilization of grape juice from low oenological value grape varieties for bioethanol production represent an alternative for diversification and value addition in viticulture. Optimizing Very High Gravity (VHG) ... -
Evaluation of hydrolytic enzyme activities from digestive fluids of Anthonomus grandis (Coleoptera: Curculionidae)
Ben Guerrero, Emiliano; Salvador, Ricardo; Talia, Paola Mónica (Wiley, 2020-08)The cotton boll weevil, Anthonomus grandis, is a major pest of cotton crops in South America. In this work, partial biochemical characterizations of (hemi) cellulases and pectinases activities in the digestive system (head‐ ... -
Exploring the cellulolytic activity of environmental mycobacteria
Mon, Maria Laura; Romano, Nelson Gaston; Farace, Pablo Daniel; Tortone, Claudia Andrea; Oriani, Delia Susana; Picariello, Gianluca; Zumarraga, Martin Jose; Gioffre, Andrea; Talia, Paola Mónica (Elsevier, 2024-07)Although studies on non-tuberculous mycobacteria have increased in recent years because they cause a considerable proportion of infections, their cellulolytic system is still poorly studied. This study presents a ... -
From lignocellulosic metagenomes to lignocellulolytic genes : trends, challenges and future prospects
Batista-García, Ramón Alberto; Sanchez-Carbente, María del Rayo; Talia, Paola Mónica; Jackson, Stephen A.; O'Leary, Niall D.; Dobson, Alan D. W.; Folch-Mallol, Jorge Luis (2016)Lignocellulose is the most abundant biomass on Earth with immense potential to act as a primary resource for the production of a range of compounds currently obtained from fossil fuel sources. However, lignocellulosic ... -
GH10 XynA is the main xylanase identified in the crude enzymatic extract of Paenibacillus sp. A59 when grown on xylan or lignocellulosic biomass
Ghio, Silvina; Insani, Ester Marina; Piccinni, Florencia Elizabeth; Talia, Paola Mónica; Grasso, Daniel Horacio; Campos, Eleonora (2016)A novel bacterial isolate with polysaccharides degrading activity was identified as Paenibacillus sp., andnamed Paenibacillus sp. A59. Even though it is a strict mesophile, optimal xylanase activity of the crudeenzymatic ... -
Molecular evidence that cellulolytic bacterial genus Cohnella is widespread among Neotropical Nasutitermitinae from NE Argentina = Evidencia molecular de la ocurrencia de bacterias celulolíticas del género Cohnella en especies neotropicales de Nasutitermitinae colectadas en el NEA
Arneodo Larochette, Joel Demian; Etcheverry, Clara; Thebe, Tumelo; Babalola, Olubukola Oluranti; Godoy, María Celina; Talia, Paola Mónica (Asociación Argentina de Microbiología, 2018-04)Cohnella es un género de bacterias celulolíticas que puede ser encontrado en una variedad de hábitats. El propósito de este estudio fue registrar su presencia en el tracto digestivo de termitas (Nasutitermes aquilinus, N. ... -
Neotropical termite microbiomes as sources of novel plant cell wall degrading enzymes
Romero Victorica, Matias; Soria, Marcelo Abel; Batista-García, Ramón Alberto; Ceja-Navarro, Javier A.; Vikram, Surendra; Ortiz, Maximiliano; Ontañon, Ornella; Ghio, Silvina; Martínez-Ávila, Liliana; Quintero García, Omar Jasiel; Etcheverry, Clara; Campos, Eleonora; Cowan, Donald; Arneodo Larochette, Joel Demian; Talia, Paola Mónica (Springer Nature, 2020-03-02)In this study, we used shotgun metagenomic sequencing to characterise the microbial metabolic potential for lignocellulose transformation in the gut of two colonies of Argentine higher termite species with different ... -
Paenibacillus sp. A59 GH10 and GH11 extracellular endoxylanases: application in biomass bioconversion
Ghio, Silvina; Ontañon, Ornella Mailén; Piccinni, Florencia Elizabeth; Marrero Diaz De Vill, Rubén; Talia, Paola Mónica; Grasso, Daniel Horacio; Campos, Eleonora (Springer, 2018-03)The cost-efficient degradation of xylan to fermentable sugars is of particular interest in second generation bioethanol production, feed, food, and pulp and paper industries. Multiple potentially secreted enzymes involved ... -
Purification and characterization of a GH43 β-xylosidase from Enterobacter sp. identified and cloned from forest soil bacteria
Campos, Eleonora; Negro Alvarez, María José; Sabaris Di Lorenzo, Gonzalo Julián; Gonzalez, Sergio Alberto; Rorig, Marcela Laura; Talia, Paola Mónica; Grasso, Daniel Horacio; Sáez, Felicia; Manzanares Secades, Paloma; Ballesteros Perdices, Mercedes; Cataldi, Angel Adrian (Elsevier, 2014-03)The use of lignocellulosic biomass for second generation biofuels requires optimization of enzymatic breakdown of plant cell walls. In this work, cellulolytic bacteria were isolated from a native and two cultivated forest ... -
Secretome profile of Cellulomonas sp. B6 growing on lignocellulosic substrates
Piccinni, Florencia Elizabeth; Ontañon, Ornella Mailén; Ghio, Silvina; Sauka, Diego Hernan; Talia, Paola Mónica; Rivarola, Maximo Lisandro; Valacco, María Pía; Campos, Eleonora (Wiley; Society for Applied Microbiology, 2018-12)Aims: Lignocellulosic biomass deconstruction is a bottleneck for obtaining biofuels and value‐added products. Our main goal was to characterize the secretome of a novel isolate, Cellulomonas sp. B6, when grown on residual ...