SURVIVAL OF VACCINE VIRUS SEPARATED FROM LIVING HOST CELLS BY COLLODION MEMBRANES.
Vaccine virus, suspended in a mixture of serum and Tyrode's solution and separated by collodion membranes from a suspension of living kidney cells in serum and Tyrode's solution, remained active at 37 degrees C. for a longer period of time than did vaccine virus incubated only in a mixture of serum and Tyrode solution.
Hospital of The Rockefeller Institute for Medical Research.
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Muckenfuss
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Rivers