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Article
October 16, 1991

African Lineage, Hypertension Linked

JAMA. 1991;266(15):2049. doi:10.1001/jama.1991.03470150017003

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Abstract

NO TEARS were shed by members of the Council for High Blood Pressure Research as hypertension experts reported new findings about salt and water in the human body at this year's fall conference in Chicago, Ill. Many expressed their "excitement" about the possibility of finding evidence for the etiology of hypertension directly in men and women, rather than being limited to extrapolating from studies on rats that may or may not be totally applicable.

Clarence E. Grim, MD, director of the Hypertension Research Center at the Charles R. Drew University of Medicine and Science, Los Angeles, Calif (a facility affiliated with the UCLA School of Medicine), used mitochondrial DNA analysis to extend an ongoing study of high blood pressure among blacks in the western hemisphere.

Unusual in Africa  Among present-day Africans living on their own continent, hypertension is unusual. Grim says a study he conducted in a Nigerian village revealed

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