Fig. 2From: Screening and prenatal diagnosis of survival motor neuron gene deletion in pregnant women in Zhaoqing city, Guangdong ProvinceGenotyping analysis of spinal muscular atrophyBoth exons 7 (E7) and 8 (E8) were normal in 98.00% of the screened pregnant women; 1.37% of women had an E7 deletion and E8 heterozygous deletion, 0.08% had an E7 deletion with a normal E8, 0.54% had an E8 heterozygous deletion and a normal E7, and 0.02% had an E8 homozygous deletion and a normal E7Back to article page