2Singer-Sam J,Tangua RL,Riggs AD.Use of Chelex to improve the PCR signal from a small number of cells[J].Amplification,1989,3(1):11-16.
3Walsh PS,Metzger DA,Higuchi R.Chelex 100 as a Mediam for simple extraction of DNA for PCR-Based typing from forensic material[J].Biotechniques 1991.10:506-513.
1Bright J A, Petricevic S F. Recovery of trace DNA and its application to DNA profiling of shoe insoles[J]. Forensic Sci Int, 2004,145 :7-12.
2Wickenheiser R A. Trace DNA: a review, discussion of theory, and application of the transfer of trace quantities of DNA through skin contact[J]. J Forensic Sci, 2002, 47 (3) : 442-450.
3Gill P, Whitaker J P, Flaxman C , et al. An investiga- tion of the rigor of interpretation rules of the STRs de- rived from less than 100pg of DNA[J]. Forensic Sci Int, 2000,112 (1):17-40.
4Kloosterman A D, Kersbergen P . Efficacy and limits of genotyping low copy number (LCN) DNA samples by multiplex PCR of STR loci[J]. J Soc Biol, 2003, 197 (4) : 351-359.
5Gill P. Application of low copy number DNA profiling [J]. Croat Med J, 2001,42 (3) :229-232.
