A Multi-lensed Comparative Analysis of Select Secondary Metabolites Produced by Kale, Brassica oleracea, in Simulated Microgravity Versus Gravity Conditions
Authors: Osano, A., Dill, R., Li, Y., Yan, J., Ray, S., Ude, G., Iro, A.
Date: 2025-10-01 · Version: 1
DOI: 10.1101/2025.09.29.679299 Category: Plant Biology
Model Organism: Kale (Brassica oleracea var. acephala)
▶ AI Summary
The study examined how simulated microgravity, using a 2-D clinostat, influences the metabolomic profile of the Starbor Kale (F1) cultivar, focusing on flavonoid content. Proton NMR revealed increased aromatic peaks, and HPTLC showed enhanced banding in medium- and high-polarity extracts, indicating elevated secondary metabolite production under microgravity conditions. These findings suggest kale is a promising candidate for space-based cultivation to mitigate astronaut health risks.
microgravity flavonoids metabolomics 1H NMR HPTLC