Ortega GG - Search Results

1

Box-Behnken Design for Extraction Optimization Followed by High Performance Countercurrent Chromatography: Production of a Flavonoid-enriched Fraction from Achyrocline Satureioides.

Pittol V, Ortega GG, Doneda E, Bianchi SE, Santos MC, Koetz M, Henriques AT, Bassani VL. Pittol V, et al. Among authors: ortega gg. Planta Med. 2020 Jan;86(2):151-159. doi: 10.1055/a-1063-6437. Epub 2019 Nov 27. Planta Med. 2020. PMID: 31777054

2

Development, optimisation and validation of a stability-indicating HPLC method of achyrobichalcone quantification using experimental designs.

Carini JP, Kaiser S, Ortega GG, Bassani VL. Carini JP, et al. Among authors: ortega gg. Phytochem Anal. 2013 May-Jun;24(3):193-200. doi: 10.1002/pca.2399. Epub 2012 Sep 15. Phytochem Anal. 2013. PMID: 22987718

3

A bioanalytical HPLC method for coumestrol quantification in skin permeation tests followed by UPLC-QTOF/HDMS stability-indicating method for identification of degradation products.

Bianchi SE, Teixeira HF, Kaiser S, Ortega GG, Schneider PH, Bassani VL. Bianchi SE, et al. Among authors: ortega gg. J Chromatogr B Analyt Technol Biomed Life Sci. 2016 May 1;1020:43-52. doi: 10.1016/j.jchromb.2016.03.012. Epub 2016 Mar 15. J Chromatogr B Analyt Technol Biomed Life Sci. 2016. PMID: 27010353

4

Development of ointment formulations prepared with Achyrocline satureioides spray-dried extracts.

De Paula IC, Ortega GG, Bassani VL, Petrovick PR. De Paula IC, et al. Among authors: ortega gg. Drug Dev Ind Pharm. 1998 Mar;24(3):235-41. doi: 10.3109/03639049809085615. Drug Dev Ind Pharm. 1998. PMID: 9876580

5

Response surface analysis applied to the preparation of tablets containing a high concentration of vegetable spray-dried extract.

Linden R, Ortega GG, Petrovick PR, Bassani VL. Linden R, et al. Among authors: ortega gg. Drug Dev Ind Pharm. 2000 Apr;26(4):441-6. doi: 10.1081/ddc-100101251. Drug Dev Ind Pharm. 2000. PMID: 10769786

6

Genotoxicity and cytotoxicity of oxindole alkaloids from Uncaria tomentosa (cat's claw): Chemotype relevance.

Kaiser S, Carvalho ÂR, Pittol V, Dietrich F, Manica F, Machado MM, de Oliveira LF, Oliveira Battastini AM, Ortega GG. Kaiser S, et al. Among authors: ortega gg. J Ethnopharmacol. 2016 Aug 2;189:90-8. doi: 10.1016/j.jep.2016.05.026. Epub 2016 May 13. J Ethnopharmacol. 2016. PMID: 27180878

7

Mathematical evaluation of in vitro release profiles of hydroxypropylmethylcellulose matrix tablets containing carbamazepine associated to beta-cyclodextrin.

Koester LS, Ortega GG, Mayorga P, Bassani VL. Koester LS, et al. Among authors: ortega gg. Eur J Pharm Biopharm. 2004 Jul;58(1):177-9. doi: 10.1016/j.ejpb.2004.03.017. Eur J Pharm Biopharm. 2004. PMID: 15207552

8

The adjuvants aerosil 200 and Gelita-Sol-P influence on the technological characteristics of spray-dried powders from Passiflora edulis var. flavicarpa.

De Souza KC, Petrovick PR, Bassani VL, Ortega GG. De Souza KC, et al. Among authors: ortega gg. Drug Dev Ind Pharm. 2000 Mar;26(3):331-6. doi: 10.1081/ddc-100100361. Drug Dev Ind Pharm. 2000. PMID: 10738650

9

Cat's claw oxindole alkaloid isomerization induced by cell incubation and cytotoxic activity against T24 and RT4 human bladder cancer cell lines.

Kaiser S, Dietrich F, de Resende PE, Verza SG, Moraes RC, Morrone FB, Batastini AM, Ortega GG. Kaiser S, et al. Among authors: ortega gg. Planta Med. 2013 Oct;79(15):1413-20. doi: 10.1055/s-0033-1350742. Epub 2013 Aug 23. Planta Med. 2013. PMID: 23975868

10

Flavonoid content assay: influence of the reagent concentration and reaction time on the spectrophotometric behavior of the aluminium chloride--flavonoid complex.

Petry RD, Ortega GG, Silva WB. Petry RD, et al. Among authors: ortega gg. Pharmazie. 2001 Jun;56(6):465-70. Pharmazie. 2001. PMID: 11446166

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