Yeast Extract is a spray dried extract manufactured by complete autolysis, i.e. a transformation of proteins into peptides, and amino acids, implemented through the proteolytic enzymes present in yeast cells.
Peptone is a spray dried powder, manufactured by a controlled enzymatic hydrolysis of animal tissue. The most commonly used enzymes are pepsin, papain and pancreatin. The latter containing trypsin.
This product is made from healthy fetal bovine blood, filtered three times with a 0.1 μm microporous membrane, free of mycoplasma contamination, and does not contain bovine viruses such as BVDV and BPV.