This is also true if their tumors respond to changing levels of hormones such as estrogen, according to analyze published in the web journal, Breast Cancer Analysis. Developing breast cancers at a young age is quite worrying in terms of survival, explained business lead researcher Dr J van der Hage. But some young women may be undergoing not only unpleasant but also unneeded chemotherapy, which can be avoided. Related StoriesStudy shows uncommon HER2 missense mutations do not spread breasts cancer on the ownViralytics enters into medical trial collaboration agreement with MSDMD Anderson study reveals why chemotherapy drugs not effective for many pancreatic cancer patientsAlmost 10 percent of women identified as having breast cancer in Europe are under the age of forty.Wei’s team is the first to develop HER2 DNA vaccines, and this is the second such vaccine – that they have tested more extensively. The first was the style of a vaccine right now being tested by a significant pharmaceutical company in early phase scientific trials in the U.S. And in Europe in ladies with HER2-positive breast malignancy. Dr. Wei says to make sure complete safety, the current test vaccine uses HER2 genes that are changed so that they cannot be oncogenic and the receptors produced usually do not contain an intracellular domain – the part of the receptor that’s located just below the cell surface and transmits growth indicators to the nucleus.