| 摘要 |
A DNA tracer and a system for surface identification of commercial products using the tracer are herein described, wherein the tracer comprises at least one DNA cloning vector type in which one or more DNA fragments are inserted which are mutually different at least in terms of length or sequence, wherein the inserted DNA is primary DNA, each inserted fragment has a length of at least 50 base pairs (hereinafter, b.p.), and the inserts are at least two if the inserted DNA is derived entirely from the product to be identified.
|
