Scientists claim that they have developed a new safer blood test that will help to tell pregnant women if their unborn babies have Down’s syndrome.

According to PNAS journal reports, the test of DNA evidence in 18 pregnant women’s blood correctly recognized nine cases of Down’s syndrome.

The test was conducted by the researchers from Stanford University and now they want a larger-scale test. In babies with Down’s syndrome there is an extra copy of chromosome 21 that becomes the cause of physical and intellectual impairments. Read the rest of this entry