There are some genetic association studies conducted on Bangladeshi Breast cancer and cervical cancer population to evaluate susceptible single nucleotide polymorphisms of INSIG2, HLA-DRB1, GCNT1P5, IL1β, IL4R, IL6, FGFR2, CYP1A1, ESR1 genes and disease outcome [33,36,42–44]. The gene discussed is ESR1; the disease is cervical carcinoma.