Fig. 1From: Unique CD44 intronic SNP is associated with tumor grade in breast cancer: a case control study and in silico analysisDistributions of polymorphisms in exon 2 and its flanking in CD44. Chromatogram of A > G heterozygous variant (a), homozygous change (b), and wild-type sequence (c) in CD44 intron 1, 14 nucleotides upstream of exon 2Back to article page