The Daf Yomi - In-depth practical case-study analyses derived directly from each day’s Daf.SANHEDRIN DAF 26 BLOOD TESTS DNA AND POLYGRAPHS PART 1

Q:Are blood and DNA tests used in bais din

A:Rav Auziel a blood test is not good for parental identity the gemara Nidah says the mother gives the blood to the child Rav Shilomo Zalman Aurbach argues and says the mother is the catalyst for blood the mother not the only one involved Rav Kook says scientific knowledge is a safek parental identity blood test is not good the Tzitz Eliezer says blood tests are not good in bais din Rav Herzog blood test is good Rav Sadia Goan used blood tests Rav Elyashiv a person should not do a test to find mamzarim Rav Ovadia Yosef says DNA test can not be used in bais din