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Withanolide-Type Steroids from Physalis nicandroides Inhibit HIV Transcription.
Taddeo VA, Núñez MJ, Beltrán M, Castillo UG, Menjívar J, Jiménez IA, Alcamí J, Bedoya LM, Bazzocchi IL. Taddeo VA, et al. Among authors: castillo ug. J Nat Prod. 2021 Oct 22;84(10):2717-2726. doi: 10.1021/acs.jnatprod.1c00637. Epub 2021 Sep 22. J Nat Prod. 2021. PMID: 34549952 Free PMC article.
[Analgesic effect, phytochemical characterization and toxicological analysis of ethanolic extract of pereskia lychnidiflora leaves].
Guerra R, Gómez LJ, Castillo UG, Toloza G, Sánchez-Pérez JP, Avalos N, Mejía JG, Núñez MJ, Moreno MA. Guerra R, et al. Among authors: castillo ug. Rev Peru Med Exp Salud Publica. 2018 Oct-Dec;35(4):581-589. doi: 10.17843/rpmesp.2018.354.3532. Rev Peru Med Exp Salud Publica. 2018. PMID: 30726415 Free article. Spanish.
Anti-trypanosomal screening of Salvadoran flora.
Castillo UG, Komatsu A, Martínez ML, Menjívar J, Núñez MJ, Uekusa Y, Narukawa Y, Kiuchi F, Nakajima-Shimada J. Castillo UG, et al. J Nat Med. 2022 Jan;76(1):259-267. doi: 10.1007/s11418-021-01562-6. Epub 2021 Sep 16. J Nat Med. 2022. PMID: 34529189 Free PMC article.