On  September 23, 2015, The Slovak Immunology Society and the Institute of Neuroimmunology organized the second annual one-day conference entitled "Biological therapy in theory and practice II." Aim of the conference was to link the theoretical disciplines and clinical practice, which could lead to significant advances in treatment human diseases. Development and application of biologics high specificity and efficiency, without side effects, it is the hope in the fight against the full range of diseases. It is also a shared ambition research and clinical teams and the manifestation of this ambition was the content of the conference. The conference was attended by 65 participants, who received a certificate of participation and were allocated 6 credits within a training program for health professionals. The conference was organized with the financial support of the grant VEGA-0677-12.