现任北京大学肿瘤医院检验科主任，兼分子诊断中心副主任，中华医学会检验分会委员，北京医学会检验分会常委，全国临床医学计量技术委员会(TC136)委员，中华检验医学杂志副总编辑，临床检验杂志编委，医学参考报检验医学频道副主编。

主要从事临床化学与免疫学检验标准化与一致性研究、肿瘤治疗心肌损害诊断及心脏事件预警研究、 乳腺癌治疗对骨流失影响的研究和外周血肿瘤个体化治疗基因检测方法学建立及其质量控制的研究。

发表论文:

1. Reference intervals for serum creatinine with enzymatic assay and evaluation of four equations to estimate glomerular filtration rate in a healthy Chinese adult population Clin Chim Acta,2011,2011 Sep 18;412(19-20):1793-7.

2. Trueness investigation of routine creatinine assays on nine homogeneous systems in Beijing demonstrates an encouraging outcome that meets clinical requirements. Chin Med J (Engl).,2010,2010 Sep;123(17):2364-9.

3. Application of five frozen human-pooled serum samples assigned by the International Federation of Clinical Chemistry and Laboratory Medicine reference procedure in a traceability investigation of gamma-glutamyltransferase catalytic concentration measurements in China Ann Clin Biochem,2010,2010 May;47(Pt 3):189-94