Age-related changes in the resident bacterial flora of the human face.

摘要: Quantitative levels of resident aerobic and anaerobic bacteria the face, show a characteristic age-related pattern. The density diptheroids surface micrococci is higher in infancy than early childhood. At puberty quantity organisms increases, with significantly achieved late adolescence. Maximum counts are attained adulthood remain constant until old age when trend toward lower numbers occurs. These changes seem to correlate production sebum.