Previous research in addition has shown a high proportion of NK cells in tumour tissue has contributed to a better prognosis and much longer survival for individuals with stomach cancers, as these cells help to eliminate the tumour cells. The experts therefore believe that activation of the NK cells can perform a key function in stopping tumours from developing, and that decreased NK-cell activity can increase the risk of tumor developing.Neoadjuvant chemotherapy resulted in comprehensive pathologic response in 20 % of patients and lowered cancers stage in almost half of patients who had Stage 2 or 3 3 tumor before chemotherapy, increasing the chance that BCT could be effective for most women after chemotherapy. Carrying results forward This study shows that women appropriately selected for BCT, actually some females with Stage 3 breasts cancer, can have excellent prices of local-regional control, Mittendorf said. The most important point is putting all of the factors jointly to determine who can most reap the benefits of this approach. The group plans to increase the analysis into MD Anderson sufferers treated after 2005. Since 2005, treatment techniques have improved, including the ability to add targeted therapies to chemotherapy, she said.