Search Results - "Bloch Jr, C."

A new family of small (5 kDa) protein inhibitors of insect α-amylases from seeds or sorghum ( Sorghum bicolor (L) Moench) have sequence homologies with wheat γ-purothionins by Bloch, Carlos, Richardson, Michael

“…Three isoinhibitors of locust and cockroach gut α-amylases were purified from seeds of sorghum by saline extraction, precipitation with ammonium sulphate,…”
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amino acid sequence of the agglutinin isolated from the red marine alga Bryothamnion triquetrum defines a novel lectin structure by Calvete, J.J, Costa, F.H.F, Saker-Sampaio, S, Murciano, M.P.M, Nagano, C.S, Cavada, B.S, Grangeiro, T.B, Ramos, M.V, Bloch, C. Jr, Silveira, S.B

“…The primary structure of a lectin isolated from the red alga Bryothamnion triquetrum was established by combination of Edman degradation of sets of overlapping…”
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Screening and purification of a novel trypsin inhibitor from Prosopis juliflora seeds with activity toward pest digestive enzymes by Sivakumar, S, Franco, O L, Tagliari, P D, Bloch, Jr, C, Mohan, M, Thayumanavan, B

“…Several pests are capable of decreasing crop production causing severe economical and social losses. Aiming to find novel molecules that could impede the…”
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Purification of a 6.5 kDa protease inhibitor from Amazon Inga umbratica seeds effective against serine proteases of the boll weevil Anthonomus grandis by Calderon, L A, Teles, R C L, Leite, J R S A, Franco, O L, Grossi-de-Sá, M F, Medrano, F J, Bloch, Jr, C, Freitas, S M

“…A 6.5 kDa serine protease inhibitor was purified by anion-exchange chromatography from the crude extract of the Inga umbratica seeds, containing inhibitor…”
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Purification and characterization of a new lectin from the red marine alga Hypnea musciformis by Nagano, C S, Moreno, F B M B, Bloch, Jr, C, Prates, M V, Calvete, J J, Saker-Sampaio, S, Farias, W R L, Tavares, T D, Nascimento, K S, Grangeiro, T B, Cavada, B S, Sampaio, A H

“…A lectin from the red marine alga Hypnea musciformis (HML) was purified by extraction with 20 mM PBS, precipitation with 70% saturated ammonium sulphate,…”
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Isolation and partial characterisation of a protein from buck seminal plasma (Capra hircus), homologous to spermadhesins by Teixeira, D I A, Cavada, B S, Sampaio, A H, Havt, A, Bloch, Jr, C, Prates, M V, Moreno, F B M B, Santos, E A, Gadelha, C A A, Gadelha, T S, Crisóstomo, F S M, Freitas, V J F

“…Spermadhesins are a family of secretory proteins expressed in the male genital tract of pig, horse and bull. Their function and structure have been widely…”
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Purification and characterization of a novel peptide with antifungal activity from Bothrops jararaca venom by Gomes, V.M., Carvalho, A.O., Da Cunha, M., Keller, M.N., Bloch, C., Deolindo, P., Alves, E.W.

“…Different peptides have been isolated from a wide range of animal species. It is has become increasingly clear that due to the development of…”
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Characterization of novel human intragenic antimicrobial peptides, incorporation and release studies from ureasil-polyether hybrid matrix by Mariano, G.H., Gomes de Sá, L.G., Carmo da Silva, E.M., Santos, M.A., Cardozo Fh, J.L., Lira, B.O.V., Barbosa, E.A., Araujo, A.R., Leite, J.R.S.A., Ramada, M.H.S., Bloch Jr, C., Oliveira, A.L., Chaker, J.A., Brand, G.D.

“…Intragenic antimicrobial peptides (IAPs) are internal sequences of proteins with physicochemical similarities to Antimicrobial Peptides (AMPs) that, once…”
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Occurrence of bufotenin in the Osteocephalus genus (Anura: Hylidae) by Costa, T.O.G., Morales, R.A.V., Brito, J.P., Gordo, M., Pinto, A.C., Bloch, C.

“…Bufotenin (5-hydroxy- N, N-dimetyltryptamine) is a tryptamine alkaloid widely spread among anuran families as a component of their chemical defense system,…”
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Activity of wheat alpha-amylase inhibitors towards bruchid alpha-amylases and structural explanation of observed specificities by Franco, O.L, Rigden, D.J, Melo, F.R, Bloch, C. Jr, Silva, C.P, Grossi de Sa, M.F

“…Plant α‐amylase inhibitors show great potential as tools to engineer resistance of crop plants against pests. Their possible use is, however, complicated by…”
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Antimicrobial peptides from the Brazilian frog Phyllomedusa distincta by Batista, C V, da Silva, L R, Sebben, A, Scaloni, A, Ferrara, L, Paiva, G R, Olamendi-Portugal, T, Possani, L D, Bloch, Jr, C

“…Different peptides were purified by chromatographic procedures from the skin-secretory glands of the frog Phyllomedusa distincta. These are the first peptides…”
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Encrypted Antimicrobial Peptides from Plant Proteins by Ramada, M. H. S., Brand, G. D., Abrão, F. Y., Oliveira, M., Filho, J. L. Cardozo, Galbieri, R., Gramacho, K. P., Prates, M. V., Bloch, C.

“…Examples of bioactive peptides derived from internal sequences of proteins are known for decades. The great majority of these findings appear to be fortuitous…”
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Towards an experimental classification system for membrane active peptides by Brand, G. D., Ramada, M. H. S., Genaro-Mattos, T. C., Bloch, C.

“…Mature proteins can act as potential sources of encrypted bioactive peptides that, once released from their parent proteins, might interact with diverse…”
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Characterization of a methionine-rich protein from the seeds of Cereus jamacaru mill. (Cactaceae) by Aragão, T C, Souza, P A, Uchôa, A F, Costa, I R, Bloch, Jr, C, Campos, F A

“…We describe here the isolation and characterization of a major albumin from the seeds of Cereus jamacaru (Cactaceae), to which we gave the trivial name of…”
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Oligomerization affects the kinetics and thermodynamics of the interaction of a Bowman-Birk inhibitor with proteases by Brand, G.D., Pires, D.A.T., Furtado, J.R., Cooper, A., Freitas, S.M., Bloch, C.

“…The black-eyed pea trypsin/chymotrypsin inhibitor (BTCI) forms concentration dependent homomultimers, as previously demonstrated by Light scattering and Atomic…”
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Dermaseptins from Phyllomedusa oreades and Phyllomedusa distincta. Anti-Trypanosoma cruzi activity without cytotoxicity to mammalian cells by Brand, Guilherme D, Leite, José Roberto S A, Silva, Luciano P, Albuquerque, Sérgio, Prates, Maura V, Azevedo, Ricardo B, Carregaro, Vanessa, Silva, João S, Sá, Vanuza C L, Brandão, Reuber A, Bloch, Jr, Carlos

“…Amphibian skin secretions are known as a rich source of biologically active molecules, most of which are alkaloids, biogenic amines, and peptides. Dermaseptins…”
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Comparison of the partial proteomes of the venoms of Brazilian spiders of the genus Phoneutria by Richardson, M., Pimenta, A.M.C., Bemquerer, M.P., Santoro, M.M., Beirao, P.S.L., Lima, M.E., Figueiredo, S.G., Bloch, C., Vasconcelos, E.A.R., Campos, F.A.P., Gomes, P.C., Cordeiro, M.N.

“…The proteomes of the venoms of the Brazilian wandering “armed” spiders Phoneutria nigriventer, Phoneutria reidyi, and Phoneutria keyserlingi, were compared…”
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Bioacumulation of Cyanotoxins in Hypophthalmichthys molitrix (Silver Carp) in Paranoá Lake, Brasilia-DF, Brazil by Oliveira, N. B., Schwartz, C. A., Bloch, C., Paulino, L., Pires, O. R.

“…Three individuals of silver carp ( Hypophthalmichthys molitrix ) were collected biweekly from Paranoá Lake (DF, Brazil) for analysis of microcystin (MC)…”
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Frontoxins, three-finger toxins from Micrurus frontalis venom, decrease miniature endplate potential amplitude at frog neuromuscular junction by Moreira, K.G., Prates, M.V., Andrade, F.A.C., Silva, L.P., Beirão, P.S.L., Kushmerick, C., Naves, L.A., Bloch, C.

“…Neurotoxicity is a major symptom of envenomation caused by Brazilian coral snake Micrurus frontalis. Due to the small amount of material that can be collected,…”
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Further report of the occurrence of tetrodotoxin and new analogues in the Anuran family Brachycephalidae by Pires, Osmindo R., Sebben, Antonio, Schwartz, Elisabeth F., Morales, Rodrigo A.V., Bloch, Carlos, Schwartz, Carlos A.

“…Tetrodotoxin (TTX) is one of the most potent toxin already isolated, which occurs in a wide range of marine as well as terrestrial animals such as in newts and…”
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