We take this opportunity to specifically thank the reviewers and

We take this opportunity to specifically thank the reviewers and editors for their kindattention to our paper. References 1. Haque A, Banik NL, Ray SK: Emerging role of combination of all-trans retinoic acid and interferon-gamma as chemoimmunotherapy in the management of human glioblastoma[J]. X-396 molecular weight Neurochem Res 2007,32(12):2203–2209.PubMedCrossRef 2. Che XM, Cui DM, Wang Y, Shi W, Liu TJ, Wang K: Isolation, Culture and Identification and Biological Character Research of Brain Tumor Stem Cells in Glioblastoma Multiforme in Vitro [J]. Chinese Journal of Clinical Neurosciences 2007,15(6):561–569. 3. Singh SK, Clarke ID, Terasaki M, Bonn VE, Hawkins C,

Squire J, Dirks PB: Identification of a cancer stem cell in human brain tumors[J]. Cancer Res 2003,63(18):5821–5828.PubMed 4. Galli R, Binda E, Orfanelli U, Cipelletti B, Gritti A, Vitis SD, Fiocco

R, Foroni C, Dimeco F, Vescovi A: Isolation and characterization of tumorigenic, stem-like INCB024360 neural precursors from human glioblastoma[J]. Cancer Res 2004,64(19):7011–7021.PubMedCrossRef 5. Singh SK, Hawkins C, Clarke ID, Squire JA, Bayani J, Hide T, Henkelman RM, Cusimano MD, Dirks PB: Identification of human brain tumour initiating cells[J]. Nature 2004,432(7015):396–401.PubMedCrossRef 6. Kondo T, Setoguchi T, Taga T: Persistence of a small subpopulation of cancer stem-like cells in the C6 glioma cell line[J]. Proc Natl Acad Sci USA 2004,101(3):781–786.PubMedCrossRef 7. Zang C, Wächter M, Liu H, Posch MG, Fenner MH, Stadelmann C, von Deimling A, Possinger K, Black KL, Koeffler HP, Elstner E: Ligands for PPARgamma and RAR cause induction of growth inhibition and apoptosis in human glioblastomas[J]. PJ34 HCl J Neurooncol 2003,65(2):107–118.PubMedCrossRef 8. Kaba SE, Kyritsis AP, Conrad C, Gleason MJ, Newman R, Levin VA, Yung WK: The treatment of recurrent cerebral gliomas with all-trans-retinoic acid (tretinoin)[J]. J Neurooncol 1997,34(2):145–151.PubMedCrossRef

9. Phuphanich S, Scott C, Fischbach AJ, Langer C, Yung WK: All-trans-retinoic acid: a phase II Radiation Therapy Oncology Group study(RTOG 91–13) in patients with recurrent malignant astrocytoma[J]. J Neurooncol 1997,34(2):193–200.PubMedCrossRef 10. Engelhard HH, Duncan HA, Del Canto M: Molecular characterization of glioblastoma cell differentiation[J]. Neurosurgery 1997,41(4):886–896.PubMedCrossRef 11. Toda M, Miura M, Asou H, Toya S, Uyemura K: Cell growth suppression of astrocytoma C6 cells by glial fibrillary acidic protein cDNA transfection[J]. J Neurochem 1994,63(5):1975–1978.PubMedCrossRef 12. Kokunai T, Izawa I, Tamaki N: Overexpression of p21WAF1/CIP1 induces cell differentiation and growth inhibition in a human glioma cell line[J]. Int J Cancer 1998,75(4):643–648.PubMedCrossRef 13. Yuan X, Curtin J, Xiong Y, Liu G, Waschsmann-Hogiu S, Farkas DL, Black KL, Yu JS: Isolation of cancer stem cells from adult glioblastoma multiforme[J].

Comments are closed.