D
Douglas A. A. Paixão
Researcher at State University of Campinas
Publications - 32
Citations - 702
Douglas A. A. Paixão is an academic researcher from State University of Campinas. The author has contributed to research in topics: Cellulase & Bagasse. The author has an hindex of 13, co-authored 27 publications receiving 533 citations.
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Journal ArticleDOI
Understanding the cellulolytic system of Trichoderma harzianum P49P11 and enhancing saccharification of pretreated sugarcane bagasse by supplementation with pectinase and α-L-arabinofuranosidase.
Priscila da Silva Delabona,Junio Cota,Zaira B. Hoffmam,Douglas A. A. Paixão,Cristiane S. Farinas,João Paulo L. Franco Cairo,Deise Juliana da Silva Lima,Fabio M. Squina,Roberto Ruller,José Geraldo da Cruz Pradella +9 more
TL;DR: This study investigated which enzymes were complementary to the enzyme set of Trichoderma harzianum in the degradation of sugarcane bagasse to find the enzymes pectinase and α-L-arabinofuranosidase, which increased the efficiency of hydrolysis by up to 116%.
Journal ArticleDOI
Lignolytic-consortium omics analyses reveal novel genomes and pathways involved in lignin modification and valorization
Eduardo Cardoso Moraes,Thabata M. Alvarez,Gabriela F. Persinoti,Geizecler Tomazetto,Lívia B. Brenelli,Douglas A. A. Paixão,Gabriela Cristina Ematsu,Juliana A. Aricetti,Camila Caldana,Neil Dixon,Timothy D. H. Bugg,Fabio M. Squina +11 more
TL;DR: The enrichment protocol described in the present study was successful for a microbial consortium establishment towards the lignin and aromatic metabolism, providing pathways and enzyme sets for synthetic biology engineering approaches.
Journal ArticleDOI
Structure and Function of a Novel Cellulase 5 from Sugarcane Soil Metagenome
Thabata M. Alvarez,Joice Helena Paiva,Diego Manuel Ruiz,João Paulo L. Franco Cairo,Isabela Rosier Olimpio Pereira,Douglas A. A. Paixão,Rodrigo F. de Almeida,Celisa Caldana Costa Tonoli,Roberto Ruller,Camila R. Santos,Fabio M. Squina,Mário T. Murakami +11 more
TL;DR: A novel cellulase with unusual catalytic properties from sugarcane soil metagenome isolated and characterized, which encodes a unique glycoside hydrolase domain belonging to GH5 family and could be potentially employed in biotechnological processes that require thermotolerant and alkaline cellulases.
Journal ArticleDOI
Enhancing xylanases production by a new Amazon Forest strain of Aspergillus oryzae using solid-state fermentation under controlled operation conditions
Rosangela Donizete Perpetua Buzon Pirota,Rosangela Donizete Perpetua Buzon Pirota,Mariana Tonelotto,Mariana Tonelotto,Priscila da Silva Delabona,Priscila da Silva Delabona,R. F. Fonseca,R. F. Fonseca,Douglas A. A. Paixão,Flávio C. F. Baleeiro,Victor Bertucci Neto,Cristiane S. Farinas,Cristiane S. Farinas +12 more
TL;DR: Results of respirometric analysis showed good agreement with enzyme production, suggesting that these data could be very useful for optimization and scale-up studies.
Journal ArticleDOI
Biomass-to-bio-products application of feruloyl esterase from Aspergillus clavatus
André Damasio,Cleiton Márcio Pinto Braga,Lívia B. Brenelli,Ana Paula Citadini,Fernanda Mandelli,Junio Cota,Rodrigo F. de Almeida,Victor Hugo Salvador,Douglas A. A. Paixão,Fernando Segato,Adriana Zerlotti Mercadante,Mario de Oliveira Neto,Wanderley Dantas do Santos,Fabio M. Squina +13 more
TL;DR: The study herein introduces a novel feruloyl esterase from Aspergillus clavatus (AcFAE) with the ability to specifically cleave ester linkages in hemicellulose, useful in several biotechnological applications, including improved accessibility to lignocellulosic enzymes for biofuel production.