The mechanistic conception of life : biological essays (1912)
Loeb, Jacques, 1859-1924 · Chicago, Ill. : University of Chicago Press · leaf 117
. These substances, if they diffuse fromthe blood-vessel and touch the chromatophore, make, accordingto the laws of surface tension, the protoplasm of the chroma-tophore flow toward and at last over the blood-vessel and forma sheath around it, while the gaps between the blood-vesselsbecome empty of…