[Immunological problems in oncology (author's transl)].

The Authors, after a view of the problems of immunology, regarding the most recent discoveries, deal with the conclusions about the immunological reactions in research and clinical oncology. Many specific antibodies, formed as a result of the tumor, have been discovered in the field of research. It is impossible to say the same about human tumors and the probable hypothesis are numerous. The results until now obtained, even if they don't give a definite response, show that the immune defense of the organism has extreme importance for the beginning and the development of tumors, therefore further research could be a contribution to the cure of cancer.