EDITORIAL
Dental Fluorosis and Fluoridation ... 131-134

ORIGINAL ARTICLES
Trial of Magnesium Compounds in the Prevention of Skeletal Fluorosis. An Experimental Study
  D Raja Reddy, K Lehiri,
  NV Ram Mohan Rao, NS Vendanayakam,
  LN Ebenezer, Suguna Ram Mohan,
  Hyderabad, India ... 135-140

Evaluation of Community Fluorosis index for the Indian Population in Endemic Fluorosis Areas
  M Rahmatulla, A Rajesekar,
  Madras, India ... 140-145

Effect of Fluoride on Total Lipid, Cholesterol and Triglyceride Levels in liver of Albino Rabbits
  JP Singh, Sashi, and
  SP Thapar; Patiala, India ... 146-149

Epidemiological Study of Endemic Fluorosis in the Village Khera in Punjab
  SS Sidhu, LL Batish, MK Batish,
  DP Bhatnagar and SS Makhni,
  Patiala, India ... 149-156

Effects of Ventilatory Conditions on Deposition of NaF in Isolated Rabbit Lungs
  L Ichinohe, M Mita, H Tsunoda,
  Morioka, Japan ... 157-162

Accumulation of Fluoride in Leaves of Shrubs in the Vicinity of Fluorine Industry
  KS Pillai, and UH Mane,
  Aurangabad City, India ... 163-168

ABSTRACTS
Effects of Dietary Fluoride on the Hard Tissue Fluoride Concentration in Growing Rat
  Kim Hjo, Tokyo, Japan ... 169

Experimental Studies on Acute Toxicity of Fluoride Compounds
  Hitoshi Tamura, Masayukin Kotaoka,
  Toshihiko Kawano, Suehiro Shimotsuura,
  Mitsuru Kawaguchi, and Shoji Tsutsumi,
  Chiba, Japan ... 169-170

Further Studies on the Effects of Fluorides upon Lactic Acid Production by Bacteria
  Isamu Koyama, Tokyo, Japan ... 170-171

Effect of Long-Term Administration of Fluoride on Levels of EDTA-Soluble Protein and y-Carboxyglutamic Acid in Rat Incisor Teeth
  JR Smid, J deJersey, BJ Kruger,
  Queensland, Australia ... 171

Celi-Free Desensitization of Catecholamine-Sensitive Adenylate Cyclase
  P Nambi, DR Sibley, JM Stadel,
  T Michel, JR Peters, RJˇ Lefkowitz,   Durham, NC ... 172

Urinary Fluoride Concentration as an Estimator of Welding Fume Exposure from Basic Electrodes
  B Sjorgren, L Hedstrom, G Lindstedt,
  Solna, Sweden ... 173

Prevalence of Dental Caries and Dental Fluorosis in Areas with Optimal and Above-Optimal Water Fluoride Concentration
  WS Driscoll, HS Horowitz, RJ Meyers,
  SB Heifetz, A Kingman, ER Zimmerman,
  Bethesda, MD and Dallas, TX ... 174-175

In Vitro and In Vivo Studies of Cellular Lysis of Oral Bacteria by a Lysozyme-Protease-Inorganic Monovalent Anion Antibacterial System
  JJ Pollock, J Shoda, TF McNamara,
  Noon-II Cho, A Campbell, VJ lacono,
  Stony Brook, NY ... 175

Changing Trends in Dental Caries
  A Sheiham, London, England ... 176-177

Fluoride in Saliva After Various Topical Treatments
  I Rytomaa, JH Meurman,
  Helsinki, Finland ... 178

The Significance of Remineralization in Caries Prevention
  LM Silverstone, Denver, Colorado ... 179-180