The book "Genomic analysis of one allele of a gene HER2 / NEU, ERBB1, BRCA1, BRC" offers a comprehensive examination of the genetic factors contributing to the development of breast cancer. It highlights the role of epigenetic influences and familial predispositions that can play a crucial role in disease progression. The author Shahin Asadi and co-author Ali Nazirzadeh present significant findings regarding the activity of breast cancer susceptibility genes in this study. The insights suggest that breast cancer is influenced by an interplay of multiple genes and epigenetic factors, underscoring the complexity of the disease. This specialized book is aimed at professionals and interested readers who wish to gain a deeper understanding of the genetic foundations of breast cancer.