The results showed that 95 % of biogenic amines in natto were polyamine, which were not acutely toxic to humans, among them the amount of spermidine was about 70 %.
Adding spermidine suppressed various processes associated with ageing, as well as reducing free radicals and increasing lifespan.
The total amount of the three polyamines [putrescine (Put.) , spermidine (Spd.)
Effect of spermidine on development and activitiy of protective enzymes of the diamondback moth, Plutella xylostella
Relationship between spermidine and antioxidation non-enzyme substance in leaves of wheat seedlings under osmotic stress;
Zhejiang Stoker Group, Inc. spermidine and products such as plant expansion project to pipe layout and map production process, production and possession of the table material statistics;
Effects of spermidine on the contents of endogenous polyamines during floral induction period and flowering of autumn chrysanthemum ‘Jinba’