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Chemical Profile and Biological Activities of Brassica rapa and Brassica napus ...
Serrano, Carmo; Oliveira, M. Conceição; Lopes, V. R.; Soares, Andreia; Molina, Adriana K.; Paschoalinotto, Beatriz H.; Pires, Tânia C. S. P.This study aimed to analyse the chemical profile and biological activities of 29 accessions of Brassica rapa (turnips) and 9 of Brassica napus (turnips and seeds) collections, maintained ex situ in Por- tugal. HPLC-HRMS allowed the determination of glucosinolates (GLS) and polyphenolic compounds. The antioxidant and antimicrobial activities were determined by using relevant assays. The chemical profiles showed ...
Plant extracts and SARS-CoV-2: research and applications
Heleno, Sandrina A.; Carocho, Marcio; Reis, Filipa S.; Pires, Tânia C. S. P.; Pintado, Manuela; Ferreira, Isabel C. F. R.; Barros, LillianThe recent pandemic of COVID-19 caused by the SARS-CoV-2 virus has brought upon the world an unprecedented challenge. During its acute dissemination, a rush for vaccines started, making the scientific community come together and contribute to the development of efficient therapeutic agents and vaccines. Natural products have been used as sources of individual molecules and extracts capable of inhibiting/neutral...
Bioactive properties of Tabebuia impetiginosa-based phytopreparations and phyto...
Pires, Tânia C. S. P.; Dias, Maria Inês; Calhelha, Ricardo C.; Carvalho, Ana Maria; Queiroz, Maria João R. P.; Barros, Lillian<i>Tabebuia impetiginosa</i> (Mart. ex DC.) Standl. has been used in traditional medicine for many centuries, being nowadays marketed as dried plant material (inner bark) for infusions, pills, and syrups. The main objective of the present work was to validate its popular use through the bioactivity evaluation of the inner bark (methanolic extract and infusion) and of two different formulations (pills and syrup)...