GUEST EDITORIAL
Is Fluoridation Effective ... 51-53

ORIGINAL ARTICLES
Elimination of Excess Fluoride in Potable Water with Coacervation by Electrolysis Using an Aluminum Anode
  Liu Ming, Sun Rui Yi, Zhang Jun Hua,
  Bina Yuan Wei Lei, Liu Ping,
  and Kei Chiro Fuwa;
  Chang Zhou, Hebei, China
  and Tokyo, Japan... 54-63

A Native Index of Defluoridation by Serpentine
  M Maruthamuthu and
  J Venkatanarayana Reddy,
  Madras, India... 64-67

Acute Toxicity of Fluoride to Mice
  KS Pillai, AT Mathai and
  PB Deshmukh, Valvada, India ... 68-70

Alteration in Gastric Enzymes of Rats Following in situ Administration of NaF
  Ravi Rastogi, RK Upreti and
  AM Kidwai, Lucknow, India ... 71-74

Analysis of Fluoride Content in 1376 Water Samples and Endemic Fluorosis in Jiang Xi Province
  Yanyu-fu, Wanfeng-gen,
  and Zhaurong-shun;
  NanChang, Jiang Xi, China ... 75-78

Urinary Fluoride in Workers and Rats Exposed to Phosphorites
  W Czarnowski, J Krechniak,
  and K Szeleżyński,
  Gdańsk, Poland ... 79-83

Changes in Metabolites and Physiological Activities in a Freshwater Mussel, Indonaia caeruleus (Preshad) due to Short-term Exposure to Fluoride
  UH Mane, KS Pillai, SR Akarte,
  DA Kulkarni and KR Rao,
  Aurangabad, India ... 84-91

ABSTRACTS
Fluoride Supplementation - by Committee on Nutrition 1985-1986,
  Elk Grove, Illinois, USA. ... 92

Occurrence and Distribution of Fluoride in Groundwaters of Kenya
  KR Nair, F Manji, JN Gitonga,
  Nairobi, Kenya ... 92-93

Respiratory Survey of North American Indian Children Living in Proximity to an Aluminum Smelter
  P Ernst, D Thomas, MR Becklake,
  Montreal, Quebec, Canada ... 93-94

Hydrogen Fluoride Permeability of Astomatous and Stomatous Plant Cuticles
  Jean-Pierre Garrec, Roger Plebin,
  Champenoux and Grenoble, France ... 94

Influence of Dithiocarb, (+)-Catechin and Sylbine on Halothane Hepatotoxicity in the Hypoxic Rat Model
  CP Siegers, A Frühling, M Younes,
  Lübeck, W. Germany ... 95

Fluoride in Mixed Human Saliva after Different Topical Fluoride Treatments and Possible Relations to Caries Inhibition
  C Bruun, D Lambrou, MJ Larsen,
  O Fejerskov and A Thylstrup,
  Copenhagen, Denmark ... 95-%

Effects of Fluoride on Membrane Permeability and Brush Border Enzymes of Rat Intestine in situ
  RM Shayiq, H Raza, AM Kidwai,
  Srinagar, Kashmir, India ... 96

Effect of Fluoride on the Phosphodiesterase on Bovine Photoreceptors
  Enrico Bignetti, Robert T Sorbi and
  Roberto Tirindelli, Parma, Italy ... 97

Ultrastructure of Fluoride-induced Cysts in the Rat Molar Enamel Organ
  Anita Lange Norlund, James W Simmelink,
  Fredrik Henell, Lars Hammarstrom;
  Stockholm, Sweden ... 97-98

Fluoride Absorption: Independence from Plasma Fluoride Levels
  GM Whitford, JL Williams,
   Augusta, Georgia, USA. ... 98

BOOK REVIEW
Studies in Environmental Science 27: Fluoride Research ... 99-100