THE INFLUENCE OF SOLAR RAYS ON METABOLISM: WITH SPECIAL REFERENCE TO SULPHUR AND TO PELLAGRA IN SOUTHERN UNITED STATES

CONTENTS 

• Introduction

• The Effects of Solar and Ultraviolet Rays on Metabolism

• The Influence of Radiant Energy and Latitude on Carbohydrate Metabolism

• The Present Status of Water-Soluble Vitamin B

• Sulphur Metabolism and the Relation of Cystine to Solar Irradiation

• Superficial and Remote Effects of Exposure to Radiant Energy

• The Theory of a Deficiency of Food as the Cause of Pellagra

• Metabolism in Pellagra

• Goldberger and Wheeler's Experimental Pellagra in White Male Convicts (in Mississippi, 1920)

• Experimental Black Tongue of Dogs and Its Relation to Pellagra

• Comparative Data on Pellagra Among Prisoners of War in Egypt

• Koch and Voegtlin's Experiments with a Restricted Vegetable Diet in Monkeys

• Creatinuria and the Age and Sex Incidence of Pellagra

• Geographic Distribution of Pellagra in Relation to Isothermal Lines

• Certain Features of the Physics of Solar Radiation

• The Influence of Season and Latitude on Metabolism

• The Far North

• The Tropics

• Latitude of Boston and Chicago (42°N.)