J P Parente
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Explore the profile of J P Parente including associated specialties, affiliations and a list of published articles.
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Articles
26
Citations
159
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Recent Articles
1.
Silva B, Bernardo R, Parente J
Planta Med
. 2007 Jan;
64(3):285.
PMID: 17253245
No abstract available.
2.
Oliveira-Freitas E, Casas C, Borja-Cabrera G, Santos F, Nico D, Souza L, et al.
Vaccine
. 2006 Mar;
24(18):3909-20.
PMID: 16556475
The adjuvant of the FML-vaccine against murine and canine visceral leishmaniasis, the Riedel de Haen saponin mixture, was fractionated by ion exchange chromatography on DEAE-cellulose to afford one TLC homogeneous...
3.
Palatnik de Sousa C, Santos W, Casas C, Paraguai de Souza E, Tinoco L, da Silva B, et al.
Vaccine
. 2004 Jun;
22(19):2470-9.
PMID: 15193411
The presence of aldehyde groups at C-23 and C-24 of the triterpen aglycon moiety was disclosed in 1H NMR spectra of both the Riedel de Haen saponin (R) (delta 9.336)...
4.
da Silva B, Parente J
Fitoterapia
. 2001 Dec;
72(8):887-93.
PMID: 11731113
A polysaccharide, a glucan with mean M(r) of 1.0 x 10(6) (MP1), was isolated from the mesocarp of fruits of Orbignya phalerata. Chemical and spectroscopic studies indicated that MP1 has...
5.
Antunes A, da Silva B, Parente J
Fitoterapia
. 2001 Jul;
71(5):507-10.
PMID: 11452952
A new flavonol diglycoside, 3,5-dihydroxy-7,4'-dimethoxyflavone 3-O-neohesperidoside (1), together with four known flavonol 3-O-neohesperidosides were isolated from the leaves of Costus spiralis and their structures were elucidated by a combination of...
6.
da Silva B, Tostes J, Parente J
Fitoterapia
. 2001 Jul;
71(5):516-21.
PMID: 11449499
Two polysaccharides with mean M(r)s of 2.0 x 10(6) and 3.75 x 10(5), were isolated from powdered seeds of Centrosema pubescens by fractionation on Sephacryl S-300 HR. Chemical and spectroscopic...
7.
da Silva B, Velozo L, Parente J
Fitoterapia
. 2000 Nov;
71(6):663-7.
PMID: 11077173
A new isoflavonol triglycoside, biochanin A 7-O-beta-D-apiofuranosyl-(1-->5)-beta-D-apiofuranosyl-(1-->6 )-beta-D- glucopyranoside (1), was isolated from Andira inermis roots in addition to the known compounds genistein 7-O-beta-D-apiofuranosyl-(1-->6)-beta-D-glucopyranoside and lanceolarin.
8.
Pereira B, da Silva B, Pereira N, Parente J
Phytochemistry
. 2000 Jul;
54(4):409-13.
PMID: 10897482
Three polysaccharides, glucans with mean M(r)'s of 1.5 x 10(5), 3.6 x 10(4) and 2.1 x 10(4), were isolated from dried roots of Periandra mediterranea by fractionation on Sephacryl S-300...
9.
da Silva B, Bernardo R, Parente J
Phytochemistry
. 2000 Feb;
53(1):87-92.
PMID: 10656413
Two flavonol diglycosides, tamarixetin 3-O-neohesperidoside, kaempferide 3-O-neohesperidoside and the known quercetin 3-O-neohesperidoside, together with six other known flavonoids were isolated from the leaves of Costus spicatus and their structures were...
10.
da Silva B, Bernardo R, Parente J
Phytochemistry
. 1999 Jul;
51(7):931-5.
PMID: 10423863
A new furostanol glycoside was isolated from the rhizomes of Costus spicatus. Its structure was established as (3 beta,22 alpha,25R)-26-(beta -D-glucopyranosyloxy)-22-methoxyfurost-5-en-3-yl O-D-apio-beta-D-furanosyl-(1-->2)-O-[6-deoxy-alpha-L-mannopyranosy l-(1-->4)]- beta-D-glucopyranoside. The structural identification was performed using...