Fig. 4From: SG-ADVISER mtDNA: a web server for mitochondrial DNA annotation with data from 200 samples of a healthy aging cohortScatter plots of two phenotypic parameters vs. the number of mitochondrial DNA variants with heteroplasmic fraction (HF)Â >Â 0.3 in the Wellderly cohort: a age vs. number of variants; note the decrease in number after the age of 90. b Body Mass Index (BMI) vs. number of variants, no relation foundBack to article page