Paper he mentioned the implications whim were got from his experiences of the adrenal gland. the implications he received are most likely most sensible advised in his personal phrases: -"To see no matter if the adrenal cortex includes one of these decreasing agent the gland was once minimize with a knife into halves-which have been immersed in a zero. four% AgN0 resolution. In a couple of minutes the cortical half three was once noticeable to darken in the course of the deposition of decreased metal silver. In 1 / 4 of an hour the reduce floor of the cortex grew to become thoroughly black whereas the medulla remained principally uncoloured. The black colouration ends in the direction of the medulla with a pointy margin, which corresponds to the anatomical margin among the medulla and cortex. just like the medulla, different organs, equivalent to mind, liver and muscle stay virtually uncoloured. " whilst the gland was once immersed in a mix of potassium iodate and acetic acid-a reagent for adrenalin, the medulla turned violet in color and the cortex remained colourless. SZENT-GYORGYI for this reason got here to the belief that: -"The adrenal cortex accordingly, comprises a few particular hugely decreasing agent which might be no arte truth, when you consider that its motion is produced within the nearly clean fabric. " Methyl alcohol extracts of the cortex diminished impartial silver nitrate virtually immediately and while the parts of the interrenal glands of Elasmobranm fishes have been taken care of with silver nitrate suggestions they too went black-so that it seemed that this hugely lowering issue used to be a funda psychological constituent of adrenal tissue.
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