Fig. 4From: Prenatal diagnosis of trisomy 8 mosaicism, initially identified by cffDNA screeningBobs™ assay of the fetus. Blue dots represent the proportion of tested DNA compared with the male reference DNA. Red dots represent the proportion of tested DNA compared to the female reference DNA. Green lines are the normal range for the signals. Bobs™ assay showed that the signal on chromosome 8 was generally elevatedBack to article page