Development of activity of lymphocytes estimated from nucleolar morphology in infants.
Changes in nucleolar morphology of the lymphocytes were studied in peripheral blood smears of infants from birth up to one year of life. A marked proportional increase of lymphocytes with active nucleoli was found during the first month.
D000328:Adult; D000367:Age Factors; D001500:BCG Vaccine / Q000494:pharmacology; D002466:Cell Nucleolus / Q000648:ultrastructure*; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008213:Lymphocyte Activation / Q000187:drug effects; D008214:Lymphocytes / Q000276:immunology / Q000648:ultrastructure*
D001500:BCG Vaccine