[Use of preparations of microbial origin for stimulating antitumor resistance]

Results of application of the preparations made of mycobacteria, clostridia, staphylococci and streptococci, lactobacteria, Salmonella, Streptomyces and other are analyzed. Researchers in different countries pay great attention to the antitumour activity of capsular and somatic antigens of a microbic cell, its separate anatomical structures, enzymes, lipids, polypeptides and especially polysaccharides. The action of bacterial preparations and factors restraining their application in clinical oncology are considered.