A wikipedia of Dr. D'Adamo's research


Separation of Individuals of Any Blood Group into Secretors and Non-Secretors by Use of a Plant Agglutinin (Lectin)

William C. Boyd and Elizabeth Shapleich Blood, 1954, Vol. 9, No. 12, pp. 1195-1198. � 1954 American Society of Hematology, Inc. Department of Biochemistry, Boston University School of Medicine.

  • It has been found that an anti-H agglutinin, prepared by simple saline extraction of seeds of Ulex europeus, is suitable for the routine separation of individuals into secretors and non-secretors, merely by testing the ability of the undiluted saliva of the subjects to inhibit the agglutination of group O erythrocytes by the undiluted Ulex extract.

Submitted on March 3, 1954 Accepted on April 20, 1954



The Complete Blood Type Encyclopedia is the essential desk reference for Dr. D'Adamo's work. This is the first book to draw on the thousands of medical studies proving the connection between blood type and disease.

Click to learn more

Click the Play button to hear to Dr. Peter J. D'Adamo discuss .

The statements made on our websites have not been evaluated by the FDA (U.S. Food & Drug Administration).
Our products and services are not intended to diagnose, cure or prevent any disease. If a condition persists, please contact your physician.
Copyright © 2015-2023, Hoop-A-Joop, LLC, Inc. All Rights Reserved.     Log In