Morphological Changes in Human Scalp Hair Roots during Deprivation of Protein

Science  28 Jul 1967:
Vol. 157, Issue 3787, pp. 438-439
DOI: 10.1126/science.157.3787.438


Human subjects were deprived of protein for 15 days, after which time hair from the scalp of each subject was plucked and examined. Both the bulb and the external root sheath showed morphological changes. This technique may therefore be useful in diagnosing proteincalorie malnutrition.