The first 3 papers of this 333rd issue of NDT-E were very recently published in the JCI. The first 2 ones originate from the German group of Jens Titze. In a series of elegant experiments, this group extends seminal observations initially made in space travellers on the existence of salt storage in skin in an osmotically inactive form. These observations have now triggered, as is always the case with top science, additional questions that are now progressively addressed.

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