- [91] Li J-Y, Lees-Murdock, DJ, Xu GL and Walsh, CP. "Timing of establishment of paternal methylation imprints in the mouse". Genomics. 2004-12-01;84, 952-960
- [92] Ge, Y-Z, Pu, M-T, Gowher, H, Ding J-P, Jeltsch, A and Xu GL. "Chromatin-targeting of de novo DNA methyltransferases by PWWP domain". J Biol Chem. 2004-06-11;279, 25447-25454
- [93] Jonathan C Cheng, Daniel J Weisenberger, Felicidad A Gonzales, Gangning Liang, Xu GL, Ye-Guang Hu, Victor E Marquez, and Peter A Jones. "Continuous Zebularine Treatment Effectively Sustains Demethylation in Human Bladder Cancer Cells". Mol Cell Biol. 2004-02-01;24，1270－1278
- [94] Kim H, Xu GL, Borczuk AC, Busch S, Filmus J, Capurro M, Brody JS, Lange J, D'Armiento JM, Rothman PB, Powell CA. "The heparan sulfate proteoglycan GPC3 is a potential lung tumor suppressor". Am J Respir Cell Mol Biol. 2003-12-01;29, 694－701
- [95] Bourc’his D, Xu GL, C-S Lin, B Bollman and T H Bestor. "Dnmt3L and the establishment of maternal genomic imprints". Science. 2001-12-21;294, 2536-2539
- [96] Xu GL, T H Bestor‡, D Bourc’his, CL Hsieh, N Tommerup, M, Bugge, X, Qu, J J Russo and E Viegas-Péquignot. "Chromosome instability and immunodeficiency syndrome caused by mutations in a DNA methyltransferase gene". Nature. 1999-11-11;402, 187-191
- [97] Xu GL and T H Bestor. "Cytosine methylation targeted to predetermined sequences". Nature Genetics. 1997-12-01;17, 376-378
- [98] Chuang, LSH, H-I Ian, T-W Hoh, H-H Ng, Xu GL and BFL Li. "Human DNA-(Cytosine-5) methyltransferase - PCNA complex as a target for p21WAF1". Science. 1997-09-26;277, 1996-2000
- [99] Lücke, S, Xu GL, Z Palfi, M Cross, V Bellofatto and A Bindereif. "Spliced leader RNA of trypanosomes: in vivo mutational analysis reveals extensive and distinct requirements for trans splicing and cap4 formation". EMBO J. 1996-08-15;15, 4380-4391
- [100] Xu GL, Willert J, Kapfer W, T-A Trautner. "BsuCI, a type-I restriction- modification system in Bacillus subtilis". Gene. 1995-05-19;157, 59