It looks like it's human cells derived from a roastie. It's obviously a sin to inject roastie bits. There is surely a better source to cite, but as a non-Christian Jew the best I can come up with: "You shall keep my statutes. You shall not let your cattle breed with a different kind. You shall not sow your field with two kinds of seed, nor shall you wear a garment of cloth made of two kinds of material." Deuteronomy 22:11 ESV