Methods:DNA fingerprinting was used to analyze 8 nation_wide known colonies of 6 inbred rat strains and compared with biochemical marker analysis.
方法：采用DNA指纹图法对国内已知的6个品系8个近交系大鼠群体进行分析，并与常规生化标记分析法进行比较。
There is a little difference between the same inbred rat strains in different areas.
不同地区、同一品系、不同个体之间也存在一定的差异。
There is a little difference between the same inbred rat strains in different areas.
不同地区、同一品系、不同个体之间也存在一定的差异。
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