Cell Biology-- Cytology 217 CYTOLOGY 123 Developmental Biology-- Reproduction-- Growth 94 Embryology 83 PLANT PHYSIOLOGY 78 CELL BIOLOGY 75 CELL 67 Immunology 52 Biophysics 50 Developmental Biology-- Reproduction-- Growth-- Vertebrate reproductive biology 49 Animal Physiology 45 INTERNATIONAL REVIEW OF CYTOLOGY 45 Comparative Physiology, Animal physiology 44 TISSUE CULTURE 42 Fish physiology-- Physiology of fishes 32 Toxicology-- Biology 32 Neuro endocrinology 26 PLANT PATHOLOGY 26 RADIATION BIOLOGY 26 Radiobiology-- Biophysics-- Biology 25 Tissue culture 25 BIOPHYSICS 23 PROTOPLASM 23 POLLEN 22 Physiology and related subjects 22 Developmental Biology-- Reproduction-- Growth-- Vertebrate reproductive biology, Life cycle 21 CYTOLOGIA 19 cytology 19 Diseases-- Pathology-- Pathobiology 18 Immunology-- Pathology 18