Výsledky vyhledávání - "P R, Petrovick"

Simultaneous quantification of flavonoids from Achyrocline satureioides by a polar-reversed phase LC method--application to skin permeation/retention studies

Autor: J, Bidone, V C, Bica, P R, Petrovick, C M O, Simoes, L S, Koester, V L, Bassani, H F, Teixeira

Publikováno v: Die Pharmazie. 69(1)

A selective and sensitive polar-reversed phase LC method was validated for simultaneous quantification of the main Achyrocline satureioides flavonoids (quercetin, luteolin, and 3-O-methylquercetin) in skin samples after permeation/retention studies f

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid________::93a3b7198555b259518d13a0b8b39c74
https://pubmed.ncbi.nlm.nih.gov/24601216

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Characterization of different samples of quercetin in solid-state: indication of polymorphism occurrence

Autor: G S, Borghetti, I M, Costa, P R, Petrovick, V P, Pereira, V L, Bassani

Publikováno v: Die Pharmazie. 61(9)

The present work was designed to compare four commercial samples of quercetin, three of them presenting pharmaceutical grade (QPGa, QPGb and QPGc) and the other one pro-analysi grade (QPA) by means of different techniques. Physical and chromatographi

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid________::e599342c92e5c024fb44199ef6bffe2d
https://pubmed.ncbi.nlm.nih.gov/17020162

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Compression behavior of formulations from Phyllanthus niruri spray dried extract

Autor: T P, De Souza, J L, Gómez-Amoza, R, Martínez-Pacheco, P R, Petrovick

Publikováno v: Die Pharmazie. 61(3)

The aim of this study was to evaluate the compression behavior of Phyllanthus niruri spray dried extract as well as the influence of excipients on the properties of tablets containing a high dose (70% by weight) of this product. The effect of excipie

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid________::f4909d372f5ddef7a34092b715bc62a9
https://pubmed.ncbi.nlm.nih.gov/16599262

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Characterization of a concentrated extract ofAchyrocline satureioides as an intermediary product in the preparation of an ointment

Autor: P. R. Petrovick, M. T. Knorst

Publikováno v: Phytotherapy Research. 5:237-238

A. satureioides is reported to have antiinflammatory activity after oral and topical administration. The use of a concentrated extract as the raw material for the preparation of a plastic pharmaceutical dosage form is examined. Loss on drying, chroma

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::cf6d6384176e468726710faa040d6ca4
https://doi.org/10.1002/ptr.2650050511

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