RESORPTION OF THE FORMED ELEMENTS 67
Digestion in the tissues.—Resorption of cells in the
Invertebrata.—Resorption of red corpuscles by the phagocytes of
the Vertebrata.—Phagocytes.—Various categories of these
cells.—Macrophages and microphages.—Part played by macrophages
in the resorption of the formed elements.—Digestive property of
the macrophagic organs.—Solution of the red blood corpuscles by
the blood serums.—The two substances which operate in
haemolysis.—Macrocytase and fixative.—Analogy of the latter with
enterokynase.—Escape of the macrocytase during
phagolysis.—Suppression of phagolysis.—Resorption of the
spermatozoa.—Presence of fixatives in plasmas.—Origin of
fixatives.