@article {4588,
	title = {Human RAD9 checkpoint control/proapoptotic protein can activate transcription of p21},
	journal = {Proceedings of the National Academy of Sciences of the United States of America},
	year = {2004},
	pages = {8864-8869},
	doi = {10.1073/pnas.0403130101},
	url = {http://www.ncbi.nlm.nih.gov/pubmed/15184659},
	author = {Yuxin Yin and Aiping Zhu and Yan J. Jin and Yu-Xin Liu and Xia Zhang and Kevin M. Hopkins and Howard B. Lieberman}
}
