Author

W. Otoni

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Open access Oct 2026

Flavonoid profiling and antioxidant activity of Passiflora setacea DC. leaves

The wild species Passiflora setacea DC., known as ‘maracujá-do-sono’ or ‘maracujá-sururuca’, has chemical and pharmacological properties that are important to the food and pharmaceutical industries. This study aimed to identify and quantify polyphenols and flavonoids in extracts from leaves of in vivo orchard-gro...

André Santos Alkimim, Maria Luiza Nitzsche Morato, Caroline Roberta Leal da Mota et al. · Frontiers in Natural Product... · 0 citations

Review Open access Sep 2026

Thermospermine signaling in vascular development and stress adaptation: from translational regulation to climate-resilient crops.

Thermospermine (tSpm) is an asymmetric structural isomer of spermine found to accumulate in vascular plants and certain thermophilic bacteria. Since identification of ACAULIS5 (ACL5) as the enzyme responsible for tSpm biosynthesis in Arabidopsis thaliana, tSpm has emerged as a critical post-transcriptional regulator of...

L. A. S. Silva, Jéssica Ribeiro Soares, E. S. Sousa et al. · Plant physiology and biochem... · 0 citations

Review Open access Aug 2026

Plant Growth-Promoting Microorganisms (PGPMs) in Plant Tissue Culture: Roles in Regeneration, Metabolism, and Acclimatization

This review compiles advances on PGPMs in plant tissue culture, emphasizing their roles in regeneration, secondary metabolism, and acclimatization, while identifying prospects for applied biotechnology.

S. Felipe, A. M. Ríos-Ríos, I. C. Albuquerque et al. · Journal of Plant Growth Regu... · 0 citations