fig2
![Expanded knowledge of cell-free DNA biology: potential to broaden the clinical utility](https://image.oaes.cc/61a32f50-ec32-47ce-90b9-4e886e2185e6/5089.fig.2.jpg)
Figure 2. Illustration of maternal plasma DNA and an example of the fragment size (in bp) distribution of fetal-specific DNA (green) and shared (maternal and fetal; blue) DNA. cffDNA has shifted size distribution, being overall shorter than the maternal counterparts.