Three chicken blood anticoagulants were used and the quality of the DNAs extracted from fresh and frozen/melt anticoagulant blood samples were detected with ultraviolet absorption,Ago-Gel electrophoresis and PCR amplification.The results demonstrated that concentration and purity of the DNAs extracted were comparable among the 3 anticoagulant treatments.The quality of the DNA extracted from fresh anticoagulant blood sample was better than that from frozen/melt ones.75% alcohol was suitable for long distance...