Combing Chromosomes

Extending DNA and labeling specific sequences pinpoints chromosomal features and unravels natural and disease processes

Biology Genetics

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May-June 2001

Volume 89, Number 3
Page 236

DOI: 10.1511/2001.22.236

Beneath the surface of a stream, the hair on a swimmer's head floats freely, sometimes in turbulent tangles. But as the swimmer emerges above the surface, her hair is perfectly arranged against her head, each strand guided into place by the combined pull of the water's surface and gravity.

Illustration by Tom Dunne. Micrograph courtesy of Ross B. Inman, University of Wisconsin-Madison

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