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[ 1 ] - Melatonin; Growth regulator and strong antioxidant in plants

Melatonin (N-acetyl-5-methoxytryptamine) is an indole metabolite derived from tryptophan and synthesized in plant cells in the chloroplasts and mitochondria. Melatonin is present in all plant species, with large variations in its level depending on the plant organ or tissue, it is a molecule endowed with a multitude of functions that make it worthy to be referred to as a plant growth regulator....