Aluminum (Al) is the most abundant metal in the Earth’s crust, but it is no required by biological systems and its involvement in essential biological processes is still not known. Since 1980, some authors proposed Al to be an essential element for life following the idea that the chemical composition of living biota must reflect the composition of the environment in which they evolved. However, in that case organisms would have developed defense mechanisms for high exposure to Al…

I ask for your opinion dear RG colleague.

kind regards

stefania