A H Sampaio
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Explore the profile of A H Sampaio including associated specialties, affiliations and a list of published articles.
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15
Citations
86
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Recent Articles
1.
Santi-Gadelha T, Rocha B, Oliveira C, Aragao K, Marinho E, Gadelha C, et al.
Appl Biochem Biotechnol
. 2008 Jun;
150(1):97-111.
PMID: 18568300
A lectin-like protein from the seeds of Acacia farnesiana was isolated from the albumin fraction, characterized, and sequenced by tandem mass spectrometry. The albumin fraction was extracted with 0.5 M...
2.
Teixeira E, Napimoga M, Carneiro V, de Oliveira T, Nascimento K, Nagano C, et al.
J Appl Microbiol
. 2007 Sep;
103(4):1001-6.
PMID: 17897204
Aims: The initial colonization of the tooth by streptococci involves their attachment to adsorbed components of the acquired pellicle. Avoiding this adhesion may be successful in preventing caries at early...
3.
Nascimento K, Nagano C, Nunes E, Rodrigues R, Goersch G, Cavada B, et al.
Biochem Cell Biol
. 2006 Feb;
84(1):49-54.
PMID: 16462889
The biochemical characterization of a new lectin (Hypnea cervicornis agglutinin or HCA) isolated from the Brazilian red alga H. cervicornis is reported. The haemagglutinating activity of the lectin was only...
4.
Lopes F, Cavada B, Pinto V, Sampaio A, Gomes J
Braz J Med Biol Res
. 2005 Jun;
38(6):935-41.
PMID: 15933788
Histamine release induced by plant lectins was studied with emphasis on the carbohydrate specificity, external calcium requirement, metal binding sites, and mast cell heterogeneity and on the importance of antibodies...
5.
Alencar V, Assreuy A, Alencar N, Meireles A, Mota M, Aragao K, et al.
J Pharm Pharmacol
. 2005 Apr;
57(3):375-81.
PMID: 15807994
PAL is a glucose/mannose-specific lectin isolated from Pisum arvense seeds. Previously, we demonstrated the capacity of other leguminous lectins to induce oedema formation and neutrophil stimulation. To investigate the potential...
6.
Teixeira D, Cavada B, Sampaio A, Havt A, Bloch Jr C, Prates M, et al.
Protein Pept Lett
. 2002 Jul;
9(4):331-5.
PMID: 12144510
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 studied, especially those isolated from...
7.
Ceccatto V, Cavada B, Nunes E, Nogueira N, Grangeiro M, Moreno F, et al.
Protein Pept Lett
. 2002 Jul;
9(1):67-73.
PMID: 12141926
A D-glucose/D-mannose specific lectin from seeds of Canavalia grandiflora (ConGF) was purified by affinity chromatography on Sephadex G-50. By SDS-PAGE ConGF yielded three protein bands with apparent molecular masses of...
8.
Nagano C, Moreno F, Bloch Jr C, Prates M, Calvete J, Saker-Sampaio S, et al.
Protein Pept Lett
. 2002 Jul;
9(2):159-66.
PMID: 12141914
A lectin from the red marine alga Hypnea musciformis (HML) was purified by extraction with 20 mM PBS, precipitation with 70% saturated ammonium sulphate, ion-exchange DEAE-Cellulose chromatography and RP-HPLC. The...
9.
Ramos M, Sampaio A, Cavada B, Calvete J, Grangeiro T, Debray H
Glycoconj J
. 2002 Apr;
18(5):391-400.
PMID: 11925506
The sugar-binding specificity of the toxic lectins from Abrus pulchellus seeds was investigated by combination of affinity chromatography of glycopeptides and oligosaccharides of well-defined structures on a lectin-Sepharose column and...
10.
Wah D, Romero A, Gallego del Sol F, Cavada B, Ramos M, Grangeiro T, et al.
J Mol Biol
. 2001 Jul;
310(4):885-94.
PMID: 11453695
Diocleinae legume lectins are a group of oligomeric proteins whose subunits display a high degree of primary structure and tertiary fold conservation but exhibit considerable diversity in their oligomerisation modes....