Variability in growth and biosynthetic activity of Calendula officinalis hairy roots - #Agrobacteriumrhizogenes #antioxidantactivity #Calendulaofficinalis #flavonoids #hairyroots #methyljasmonate #silvernanoparticles #Agrobacterium #Calendula #nanoparticles - https://doi.org/10.1080/10826068.2024.2418015