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. 2020 Jun 29;9(7):364. doi: 10.3390/antibiotics9070364

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© 2020 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).

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(I) RP₁₈-TLC fractions (Fr1–Fr12) of a Soxhlet extract obtained with methanol from the root of A. leiocarpa. (A) Fractions at 366 nm, (B) fractions at 254 nm, and (C) fractions sprayed with the 2,2-diphenoyl-1picrylhydrazy (DPPH) reagent, with the yellow color indicating antioxidant activity. (II) Thin layer chromatography fingerprints of the standard compounds corilagin (R_f 0.549), ellagic acid (R_f 0.173), and gallic acid (R_f 0.721) (A) at 254 nm, (B) at 366 nm, and (C) after being sprayed with the DPPH reagent. Fractions marked with bold font (Fr 3, Fr 4, Fr 6, and Fr 8) were obtained in sufficient amount for antimycobacterial testing.