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The trying used a lab procedure called PCR with the aim of detects genetic material — all the rage this folder, the male Y genetic material. If portray during the mothers blood, shes transportation a boy, but if absent, its a girl. Tests with the intention of companies put on the market candidly to consumers were not examined clothed in the analysis. Sex-detection tests using mothers urine otherwise blood sooner than seven weeks of pregnancy were not accurate, the researchers alleged. Senior author Dr. Diana Bianchi, a reproductive geneticist and executive director of the nurse Infant study Institute by the side of Tufts medicinal pivot inside Boston, called the results impressive.