Tolerance to Heterologous Erythrocytes

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Science  25 Jan 1974:
Vol. 183, Issue 4122, pp. 332-334
DOI: 10.1126/science.183.4122.332


Injection of a water-soluble nonantigenic fraction obtained from lysed sheep red blood cells virtually abolishes the subsequent immune response to the red cells. The suppression is systemic and appears to be serum mediated.