Summary
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1. A vasoconstriction sufficient to reduce the rate of perfusion flow fully 95 per cent is produced by histamine in the isolated rabbit lungs. This vasoconstriction is associated with a marked perivascular edema.
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2. A 75 per cent reduction in perfusion flow is produced by Vaughan's protein split product, with partial or complete recovery by the end of nine minutes.
- Received April 24, 1923.
- Copyright © 1923 by The American Association of Immunologists, Inc.
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