Search Results - "Machado, Olga L. T."

Characterisation, immunolocalisation and antifungal activity of a lipid transfer protein from chili pepper (Capsicum annuum) seeds with novel α-amylase inhibitory properties by Diz, Mariângela S., Carvalho, Andre O., Ribeiro, Suzanna F. F., Da Cunha, Maura, Beltramini, Leila, Rodrigues, Rosana, Nascimento, Viviane V., Machado, Olga L. T., Gomes, Valdirene M.

“…Lipid transfer proteins (LTPs) were thus named because they facilitate the transfer of lipids between membranes in vitro. This study was triggered by the…”
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Adding value to a toxic residue from the biodiesel industry: production of two distinct pool of lipases from Penicillium simplicissimum in castor bean waste by Godoy, Mateus G, Gutarra, Melissa L. E, Castro, Aline M, Machado, Olga L. T, Freire, Denise M. G

“…In countries with a strong agricultural base, such as Brazil, the generation of solid residues is very high. In some cases, these wastes present no utility due…”
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Defense response in non-genomic model species: methyl jasmonate exposure reveals the passion fruit leaves’ ability to assemble a cocktail of functionally diversified Kunitz-type trypsin inhibitors and recruit two of them against papain by Botelho-Júnior, Sylvio, Machado, Olga L. T, Fernandes, Kátia V. S, Lemos, Francisco J. A, Perdizio, Viviane A, Oliveira, Antônia E. A, Monteiro, Leandro R, Filho, Mauri L, Jacinto, Tânia

“…MAIN CONCLUSION: Multiplicity of protease inhibitors induced by predators may increase the understanding of a plant’s intelligent behavior toward environmental…”
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Identification of critical amino acids in the IgE epitopes of Ric c 1 and Ric c 3 and the application of glutamic acid as an IgE blocker by Deus-de-Oliveira, Natalia, Felix, Shayany P, Carrielo-Gama, Camila, Fernandes, Keysson V, DaMatta, Renato Augusto, Machado, Olga L T

“…The allergenicity of Ricinus communis L. (castor bean, Euphorbiaceae) is associated with components of its seeds and pollen. Castor bean allergy has been…”
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Review on the Challenges for Increased Production of Castor by Severino, Liv S, Auld, Dick L, Baldanzi, Marco, Cândido, Magno J.D, Chen, Grace, Crosby, William, Tan, D, He, Xiaohua, Lakshmamma, P, Lavanya, C, Machado, Olga L.T, Mielke, Thomas, Milani, Máira, Miller, Travis D, Morris, J.B, Morse, Stephen A, Wang, Ming L

“…Castor (Ricinus communis L.) is one of the oldest cultivated crops, but currently it represents only 0.15% of the vegetable oil produced in the world. Castor…”
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Chemical Modifications of Vicilins Interfere with Chitin-Binding Affinity and Toxicity to Callosobruchus maculatus (Coleoptera: Chrysomelidae) Insect: A Combined In Vitro and In Silico Analysis by Miranda, Maria Raquel A, Uchôa, Adriana F, Ferreira, Sarah R, Ventury, Kayan E, Costa, Evenilton P, Carmo, Paulo R. Leitão, Machado, Olga L. T, Fernandes, Katia V. S, Amancio Oliveira, Antonia Elenir

“…Vicilins are related to cowpea seed resistance toward Callosobruchus maculatus due to their ability to bind to chitinous structures lining larval midgut…”
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Acetone Powder From Dormant Seeds of Ricinus communis L: Lipase Activity and Presence of Toxic and Allergenic Compounds by CAVALCANTI, Elisa D. C, MACIEL, Fabio M, VILLENEUVE, Pierre, LAGO, Regina C. A, MACHADO, Olga L. T, FREIRE, Denise M. G

“…The influence of several factors on the hydrolytic activity of lipase, present in the acetone powder from dormant castor seeds (Ricinus communis) was…”
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Thionin-like peptides from Capsicum annuum fruits with high activity against human pathogenic bacteria and yeasts by Taveira, Gabriel B., Mathias, Luciana S., da Motta, Olney V., Machado, Olga L. T., Rodrigues, Rosana, Carvalho, André O., Teixeira-Ferreira, André, Perales, Jonas, Vasconcelos, Ilka M., Gomes, Valdirene M.

“…ABSTRACT Plants defend themselves against pathogens with production of antimicrobial peptides (AMPs). Herein we describe the discovery of a new antifungal and…”
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Use of a low-cost methodology for biodetoxification of castor bean waste and lipase production by Godoy, Mateus G., Gutarra, Melissa L.E., Maciel, Fábio M., Felix, Shayany P., Bevilaqua, Juliana V., Machado, Olga L.T., Freire, Denise M.G.

“…The castor bean ( Ricinus communis) represents a potential candidate for biodiesel production. The Petrobras Research Center is developing a biodiesel…”
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Trypsin Inhibitors in Passion Fruit (Passiflora f. edulis flavicarpa) Leaves: Accumulation in Response to Methyl Jasmonate, Mechanical Wounding, and Herbivory by Botelho-Júnior, Sylvio, Siqueira-Júnior, César L, Jardim, Bruno C, Machado, Olga L. T, Neves-Ferreira, Ana G. C, Perales, Jonas, Jacinto, Tânia

“…This work investigates the effect of methyl jasmonte (MeJa), mechanical wounding, and herbivory caused by larval feeding of a specialist insect (Agraulis…”
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Passion fruit flowers: Kunitz trypsin inhibitors and cystatin differentially accumulate in developing buds and floral tissues by Pereira, Keitty R.B., Botelho-Júnior, Sylvio, Domingues, Dalvania P., Machado, Olga L.T., Oliveira, Antônia E.A., Fernandes, Kátia V.S., Madureira, Herika C., Pereira, Telma N.S., Jacinto, Tânia

“…Differences in temporal and spatial accumulation of both classes of protease inhibitors during flower development are discussed in light of their potential…”
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Purification, biochemical characterization and antifungal activity of a new lipid transfer protein (LTP) from Coffea canephora seeds with α-amylase inhibitor properties by Zottich, Umberto, Da Cunha, Maura, Carvalho, André O, Dias, Germana B, Silva, Nádia C.M, Santos, Izabela S, do Nacimento, Viviane V, Miguel, Emílio C, Machado, Olga L.T, Gomes, Valdirene M

“…BACKGROUND: A growing number of cysteine-rich antimicrobial peptides (AMPs) have been isolated from plants and particularly from seeds. It has become…”
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Expression of chitinase in Adenanthera pavonina seedlings by Santos, Izabela S, Oliveira, Antônia E.A, Da Cunha, Maura, Machado, Olga L.T, Neves-Ferreira, Ana G.C, Fernandes, Kátia V.S, Carvalho, André O, Perales, Jonas, Gomes, Valdirene M

“…Chitinases (EC 3.2.1.14) are hydrolytic enzymes found in different organisms. In plants, they have been described in different tissues and organs, including…”
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Purification and characterization of a new trypsin inhibitor from Dimorphandra mollis seeds by Mello, G C, Oliva, M L, Sumikawa, J T, Machado, O L, Marangoni, S, Novello, J C, Macedo, M L

“…A second trypsin inhibitor (DMTI-II) was purified from the seed of Dimorphandra mollis (Leguminosae-Mimosoideae) by ammonium sulfate precipitation (30-60%),…”
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A modified, hypoallergenic variant of the  Ricinus communis Ric c1 protein retains biological activity by Pacheco-Soares, Thaís, de Oliveira Carvalho, André, da Silva Araújo, Jucélia, de Souza, Giliane da Silva, Machado, Olga L T

“…Ric c1, an allergenic protein from , is an insect α-amylase inhibitor that has become an occupational allergen. Ric c1 can cross-react with allergens from…”
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Antimicrobial peptides from chilli pepper seeds causes yeast plasma membrane permeabilization and inhibits the acidification of the medium by yeast cells by Diz, Mariângela S.S., Carvalho, André O., Rodrigues, Rosana, Neves-Ferreira, Ana Gisele C., Da Cunha, Maura, Alves, Elias Walter, Okorokova-Façanha, Anna L., Oliveira, Marco Antônio, Perales, Jonas, Machado, Olga L.T., Gomes, Valdirene M.

“…During the last few years, a growing number of cysteine-rich antimicrobial peptides has been isolated from plants and particularly from seeds. It has become…”
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The seed coat of Phaseolus vulgaris interferes with the development of the cowpea weevil [Callosobruchus maculatus (F.) (Coleoptera: Bruchidae)] by Silva, Luciana B, Sales, Maurício P, Oliveira, Antônia E A, Machado, Olga L T, Fernandes, Kátia V S, Xavier-Filho, José

“…We have confirmed here that the seeds of the common bean (Phaseolus vulgaris, L.) do not support development of the bruchid Callosobruchus maculatus (F.), a…”
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Purification of a defensin isolated from Vigna unguiculata seeds, its functional expression in Escherichia coli, and assessment of its insect α-amylase inhibitory activity by dos Santos, Izabela S., Carvalho, André de O., de Souza-Filho, Gonçalo A., do Nascimento, Viviane V., Machado, Olga L.T., Gomes, Valdirene M.

“…Plant defensins make up a family of cationic antimicrobial peptides with a characteristic three-dimensional folding pattern stabilized by four disulfide…”
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Acetone powder from dormant seeds of Ricinus communis L by Cavalcanti, Elisa D C, Maciel, Fabio M, Villeneuve, Pierre, Lago, Regina C A, Machado, Olga L T, Freire, Denise M G

“…The influence of several factors on the hydrolytic activity of lipase, present in the acetone powder from dormant castor seeds (Ricinus communis) was…”
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Functional expression and activity of the recombinant antifungal defensin PvD1r from Phaseolus vulgaris L. (common bean) seeds by Mello, Erica de O, dos Santos, Izabela S, Carvalho, André de O, de Souza, Luísa S, de Souza-Filho, Gonçalo A, do Nascimento, Viviane V, Machado, Olga L T, Zottich, Umberto, Gomes, Valdirene M

“…Defensins are basic, cysteine-rich antimicrobial peptides that are important components of plant defense against pathogens. Previously, we isolated a defensin,…”
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