In the Tunisian population, Shan et al. (154) and Hamdi et al. (152) identified rs1219648, rs2981582, rs8051542, rs889312, and rs889312 as breast cancer susceptibility single nucleotide polymorphisms (SNPs), with rs9911630 as the SNP with the strongest effect on the expression of BRCA1 and two long non-coding RNAs (NBR2 and LINC008854). Here, BRCA1 is linked to breast cancer.