Original ResearchPublished 14 September 2026Comprehensive phytochemical study of Galianthe thalictroides: isolation of three new compounds, structural revision of β-carbolines, and evaluation of cytotoxic and anti-wnt activitiesPatrícia de Oliveira Figueiredo · Olivier August Kirchhoffer · Laurence Marcourt · Luis Quiros-Guerrero · Alexey Koval · Wilson Hino Kato Junior · Nídia Cristiane Yoshida · Fernanda Rodrigues Garcez · Walmir Silva Garcez · Vladimir L. Katanaev · Jean-Luc Wolfender · Emerson Ferreira QueirozFrontiers in Natural Productsdoi 10.3389/fntpr.2026.1840056