Search Results - "Ferreira, Clelia"

Peritrophic membrane role in enhancing digestive efficiency: Theoretical and experimental models by Bolognesi, Renata, Terra, Walter R, Ferreira, Clelia

“…The peritrophic membrane (PM) is an anatomical structure surrounding the food bolus in most insects. Rejecting the idea that PM has evolved from coating mucus…”
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The Evolution, Gene Expression Profile, and Secretion of Digestive Peptidases in Lepidoptera Species by Lucas R. Lima, Renata O. Dias, Felipe Jun Fuzita, Clélia Ferreira, Walter R. Terra, Marcio C. Silva-Filho

“…Serine peptidases (SPs) are responsible for most primary protein digestion in Lepidoptera species. An expansion of the number of genes encoding trypsin and…”
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FT-IR/UATR and FT-IR transmission quantitative analysis of PBT/PC blends by Ferreira, Ana Carolina, Diniz, Milton Faria, Babetto Ferreira, Ana Clélia, Sanches, Natália Beck, da Costa Mattos, Elizabeth

“…Polymer blends are produced to achieve properties that pure polymers are unable to. The qualitative analysis of these blends is not always satisfactory to…”
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A proteomic approach to identify digestive enzymes, their exocytic and microapocrine secretory routes and their compartmentalization in the midgut of Spodoptera frugiperda by Fuzita, Felipe J., Palmisano, Giuseppe, Pimenta, Daniel C., Terra, Walter R., Ferreira, Clélia

“…A proteomic approach was used to identify the digestive enzymes secreted by exocytosis and by microapocrine vesicles and enzyme midgut compartmentalization in…”
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Inhibition of Porcine Aminopeptidase M (pAMP) by the Pentapeptide Microginins by Ferreira, Glaucio Monteiro, Kronenberger, Thales, de Almeida, Éryka Costa, Sampaio, Joseane, Terra, Clélia Ferreira, Pinto, Ernani, Trossini, Gustavo Henrique Goulart

“…Aminopeptidase M (AMP) inhibition is of interest for several diseases, such as highly vascularized cancer types. AMP can be inhibited by linear pentapeptides…”
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Evolutionary trends of digestion and absorption in the major insect orders by Terra, Walter R., Ferreira, Clelia

“…The spatial organization of digestion, which corresponds to the steps by which the ingested food is hydrolyzed in the different regions of the gut, was…”
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N-glycosylation in Spodoptera frugiperda (Lepidoptera: Noctuidae) midgut membrane-bound glycoproteins by Fuzita, Felipe Jun, Chandler, Kevin Brown, Haserick, John R., Terra, Walter R., Ferreira, Clélia, Costello, Catherine E.

“…Spodoptera frugiperda is a widely distributed agricultural pest. It has previously been established that glycoproteins in the midgut microvillar membrane of…”
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Detergent-resistant domains in Spodoptera frugiperda midgut microvillar membranes and their relation to microapocrine secretion by Fuzita, Felipe J., Pimenta, Daniel C., Palmisano, Giuseppe, Terra, Walter R., Ferreira, Clélia

“…The midgut from lepidopteran insects has a particular way to release proteins to the lumen, named microapocrine secretion that could be an adaptation to…”
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De novo transcriptome sequencing and comparative analysis of midgut tissues of four non-model insects pertaining to Hemiptera, Coleoptera, Diptera and Lepidoptera by Gazara, Rajesh K., Cardoso, Christiane, Bellieny-Rabelo, Daniel, Ferreira, Clélia, Terra, Walter R., Venancio, Thiago M.

“…Despite the great morphological diversity of insects, there is a regularity in their digestive functions, which is apparently related to their physiology. In…”
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Domain structure and expression along the midgut and carcass of peritrophins and cuticle proteins analogous to peritrophins in insects with and without peritrophic membrane by Dias, Renata O., Cardoso, Christiane, Leal, Camila S., Ribeiro, Alberto F., Ferreira, Clélia, Terra, Walter R.

“…[Display omitted] •Most Paraneoptera groups lost PM and, consequently, PMP and CS genes.•Holometabola present the highest number of proteins with more than…”
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Transcriptomic analyses uncover emerging roles of mucins, lysosome/secretory addressing and detoxification pathways in insect midguts by Terra, Walter R, Dias, Renata O, Oliveira, Pedro L, Ferreira, Clélia, Venancio, Thiago M

“…•Genes for mucus-forming mucins are widespread in insect midguts.•Insects lack the mannose 6-phosphate-depending lysosomal targeting mechanism.•Xenobiotic…”
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Physiology of digestion and the molecular characterization of the major digestive enzymes from Periplaneta americana by Tamaki, Fábio K., Pimentel, André C., Dias, Alcides B., Cardoso, Christiane, Ribeiro, Alberto F., Ferreira, Clélia, Terra, Walter R.

“…[Display omitted] •The Periplaneta americana major digestive enzymes had their coding sequences cloned.•Electrophoretic and chromatographic data identified…”
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Molecular machinery of starch digestion and glucose absorption along the midgut of Musca domestica by Pimentel, André C., Barroso, Ignacio G., Ferreira, Jéssica M.J., Dias, Renata O., Ferreira, Clélia, Terra, Walter R.

“…[Display omitted] •Triplicate RNA-seq analyses were prepared from midgut sections and carcass.•Enzymes and sugar transporters (SP) were searched in the…”
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Water fluxes and nutrient absorption along the midgut of three hemipterans, Mahanarva fimbriolata, Dysdercus peruvianus, and Rhodnius prolixus by Barroso, Ignacio G., Nascimento, Bárbara B., Ferreira, Clelia, Terra, Walter R.

“…Hemiptera Order comprises insect species adapted to different diets regarding water and nutrient content and availability, thus suggesting different…”
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Potential role for gut microbiota in cell wall digestion and glucoside detoxification in Tenebrio molitor larvae by Genta, Fernando A., Dillon, Rod J., Terra, Walter R., Ferreira, Clélia

“…Tenebrio molitor larvae were successfully reared free of cultivatable gut lumen bacteria, yeasts and fungi using two approaches; aseptic rearing from surface…”
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Protein digestion and amino acid absorption mechanisms along the midgut of Musca domestica larvae by Barroso, Ignacio G., Canettieri, Carolina K., Ferreira, Clelia, Terra, Walter R.

“…A model of protein digestion and peptide and amino acid absorption along the midgut of Musca domestica larvae was proposed and supported by RNA-Seq analyses,…”
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Characterization of a β-1,3-glucanase active in the alkaline midgut of Spodoptera frugiperda larvae and its relation to β-glucan-binding proteins by Bragatto, Ivan, Genta, Fernando A., Ribeiro, Alberto F., Terra, Walter R., Ferreira, Clélia

“…Spodoptera frugiperda β-1,3-glucanase (SLam) was purified from larval midgut. It has a molecular mass of 37.5 kDa, an alkaline optimum pH of 9.0, is active…”
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Active site characterization and molecular cloning of Tenebrio molitor midgut trehalase and comments on their insect homologs by Gomez, Ana, Cardoso, Christiane, Genta, Fernando A., Terra, Walter R., Ferreira, Clélia

“…The soluble midgut trehalase from Tenebrio molitor (TmTre1) was purified after several chromatographic steps, resulting in an enzyme with 58 kDa and pH optimum…”
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Purification, characterization and sequencing of the major β-1,3-glucanase from the midgut of Tenebrio molitor larvae by Genta, Fernando A., Bragatto, Ivan, Terra, Walter R., Ferreira, Clélia

“…The major β-1,3-glucanase from Tenebrio molitor (TLam) was purified to homogeneity (yield, 6%; enrichment, 113 fold; specific activity, 4.4 U/mg). TLam has a…”
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Midgut proteins released by microapocrine secretion in Spodoptera frugiperda by Silva, Walciane, Cardoso, Christiane, Ribeiro, Alberto F., Terra, Walter R., Ferreira, Clélia

“…[Display omitted] ► Double membrane (microapocrine) vesicles bud from lepidopteran midgut microvilli. ► Antibodies against microapocrine vesicles were…”
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