Figure 6From: Nostoc sp. extract induces oxidative stress-mediated root cell destruction in Mimosa pigra L.SEM micrographs of M . pigra root tips treated with an extract from Nostoc sp. for 72 h. (a) control (magnification = 80x) (b) healthy root cap from the control (500x) (c, d) roots grown in 0.5% of the extract (80x) and (e, f) root tip cell damage in the treatment with 0.5% of the extract (1,000x).Back to article page