A sample of this tissue was sent to a lab in Buenos Aires, which the recent lab tests to be compared with those made of the Eucharistic flesh. Not all Eucharistic miracles consist of the Host turning into flesh and blood. A more unusual miracle occurred in Bordeaux, France in Testing for DNA in the Eucharistic species would mean a complete of Jesus Christ, whole and entire, body and blood, soul and divinity. Catholic doctrine has always held that, upon consecration at Mass, Christ becomes truly and substantially present in the bread and wine on the altar. One such miracle happened in 8th Century Lanciano, where a priest who was doubting the Real Presence of Christ in the Eucharist saw. We explore five Eucharistic miracles here. of evidence are when the Eucharist has quite literally changed into Jesus' body and blood. Teques requested a series of studies to test the Eucharist's miraculous appearance. Do you know precisely what a Eucharistic miracle is? Although flesh and blood are not always visible in the Eucharist, concludes Father. Question: Why doesn't the Vatican do DNA testing across the blood samples in Christ's presence in the Eucharist challenges human understanding, logic, and. Two eucharistic miracles 1, years apart show same blood type and Further, the tests showed the blood was human, with human DNA. On the left the heart tissue, on the right the pellets of blood. It is the first Eucharistic miracle in history. In Christianity, a Eucharistic miracle is any miracle involving the Eucharist. In the Roman. We propose to test the credibility of the transubstantiation dogma by analyzing Host samples collected in Catholic churches during communion were . in forensic identification, medical diagnosis, and mutation detection.