abstract |
The present invention relates to a method for testing the presence or absence of an animal-derived ingredient(s) in food, which comprises the step of (i) detecting whether a DNA fragment highly reserved among animals is present, and optionally the step of (ii) detecting whether a DNA fragment highly reserved among mammals and poultry is present, and optionally the step of (iii) detecting whether a DNA fragment highly reserved in a specific animal species is present. |