Figure 2From: Variation at APOE and STH loci and Alzheimer's diseaseDose effects of APOE gene alleles. X-axis represents the copies of alleles (ε 2 allele, pink line; ε 3 allele, green line; ε 4 allele, red line); Y-axis represents the positive likelihood ratios of genotype frequency (in AD cases vs. in Controls)Back to article page