Microbial Toxins Aflatoxin and related compounds Atla Toxin Blue-Green and green algal toxins Botulinum toxin Cytolytic Toxins of Bacteria General characteristics Microbial toxins Nature and synthesis of murine toxins of pasteurella pestis Streptolysin o The Anatomy and chemistry of gram- negative cell envelopes The Dinoflagellate poisons The biological actions of the coumarins The importance of blood group and forssman antigenic determinants in interactions between man and microbes The natural occurrence and uses of the toxins coumarins The physical structure of bacterial lipopolysaccharides The relationship of lipopolysaccharide structure to bacterial virulence Tissue Culture Toxins of chrysophyceae phytopathogenic toxins