ba ff _ GSTLOE OF THE PROCRAM DORNOLOGY STUBIES & Medel. System to Determine Toxic Effects ca the Inmune Syston Survival in Lethally Irradiated Mice Receiving Allogesic Fetal Liver end Thyaus C- Cesiun-137 Whole-Bedy Content in a Hormel Hew Mexico Population -. wens Inhaiation Experiments Intratracheal Experiments Results and Discussion wwe Planned Experinents Histochemical Ewaluation of Lung Tiseus THE BOT PARTICLE PROGRAM °« Comparative Tumorigenicity of Localized and Diffuse Lang Irradiation. Adjuncts Pathology Chromosome Aberrations in Syrien Menster Lung Cells by Inhaled 2puo,/2x0, Particles Dosimetry of 72%p> rostillatione EXTERNAL IRRADIATION 86. FB OXL SHALE TOXICITY oes + Retention ofca in mice, Rats, Monkeys, and Doge BRE TRACE ELEAENT METABOLISM swe INTROBUCTICN ewww MASMLIAS BIOLOGE GROUP (5-4) Chromosome Aberrations of Mouse Blood Lymphocytes following Protracted Irradist ton with 50co Partial-Sody Irradiation of Mice PION RADIOBIOLOGY ---— Effects of Negative Pions and X Irradiation on Testes Weight Loes and Spermatogenic Stem Cell Renewal in Mice Late Effects of Rediation on the Rat Rectum INDUSTRIAL HYGIENE GROUP (B-5) 37 INTRODUCTION FINE PARTICLE STUDIES RELATED TO HEALTH AND AIR CLEANING REQUIREMENTS FOR ENERGY SYSTEMS «-SEPA Filter Collection Efficiency for Ultra-Fine Particles Generation of Aerosols for Inhalation fxuperinents Optimization of Filters end Stack Probe for Aerosol Stack Sempling Resuspension of Particles from Surfaces 3% 38 39 3” 40 wWiSTRIBUTION OF THIS DOCUME NT IS UNLIMITED tf