bacterioruberin
bacterioruberin
[bak‚tir·ē·ə′rüb·ə·rən] (microbiology)
A carotenoid pigment found in some halophilic aerobic archaebacteria that gives them a striking red color and seems to protect them from strong sunlight in their natural environments.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.