Johnson SP - Search Results

1

Mechanisms of resistance to 1,3-bis(2-chloroethyl)-1-nitrosourea in human medulloblastoma and rhabdomyosarcoma.

Bacolod MD, Johnson SP, Ali-Osman F, Modrich P, Bullock NS, Colvin OM, Bigner DD, Friedman HS. Bacolod MD, et al. Among authors: johnson sp. Mol Cancer Ther. 2002 Jul;1(9):727-36. Mol Cancer Ther. 2002. PMID: 12479369

2

Cellular mechanisms of cyclophosphamide resistance: model studies in human medulloblastoma cell lines.

Friedman HS, Johnson SP, Colvin OM. Friedman HS, et al. Among authors: johnson sp. Cancer Treat Res. 2002;112:199-209. doi: 10.1007/978-1-4615-1173-1_10. Cancer Treat Res. 2002. PMID: 12481718 Review. No abstract available.

3

Brain tumor cell lines resistant to O6-benzylguanine/1,3-bis(2-chloroethyl)-1-nitrosourea chemotherapy have O6-alkylguanine-DNA alkyltransferase mutations.

Bacolod MD, Johnson SP, Pegg AE, Dolan ME, Moschel RC, Bullock NS, Fang Q, Colvin OM, Modrich P, Bigner DD, Friedman HS. Bacolod MD, et al. Among authors: johnson sp. Mol Cancer Ther. 2004 Sep;3(9):1127-35. Mol Cancer Ther. 2004. PMID: 15367707

4

Poly(ADP-ribose) polymerase-1 inhibition reverses temozolomide resistance in a DNA mismatch repair-deficient malignant glioma xenograft.

Cheng CL, Johnson SP, Keir ST, Quinn JA, Ali-Osman F, Szabo C, Li H, Salzman AL, Dolan ME, Modrich P, Bigner DD, Friedman HS. Cheng CL, et al. Among authors: johnson sp. Mol Cancer Ther. 2005 Sep;4(9):1364-8. doi: 10.1158/1535-7163.MCT-05-0128. Mol Cancer Ther. 2005. PMID: 16170028

5

Quantitative analysis of O6-alkylguanine-DNA alkyltransferase in malignant glioma.

Maxwell JA, Johnson SP, Quinn JA, McLendon RE, Ali-Osman F, Friedman AH, Herndon JE 2nd, Bierau K, Bigley J, Bigner DD, Friedman HS. Maxwell JA, et al. Among authors: johnson sp. Mol Cancer Ther. 2006 Oct;5(10):2531-9. doi: 10.1158/1535-7163.MCT-06-0106. Mol Cancer Ther. 2006. PMID: 17041097

6

O (4)-benzylfolic acid inactivates O (6)-alkylguanine-DNA alkyltransferase in brain tumor cell lines.

Johnson SP, Kamen BA, Bigner DD, Friedman HS. Johnson SP, et al. Cancer Chemother Pharmacol. 2007 Nov;60(6):883-9. doi: 10.1007/s00280-007-0435-6. Epub 2007 Feb 27. Cancer Chemother Pharmacol. 2007. PMID: 17333191

7

BCNU-sequestration by metallothioneins may contribute to resistance in a medulloblastoma cell line.

Bacolod MD, Fehdrau R, Johnson SP, Bullock NS, Bigner DD, Colvin M, Friedman HS. Bacolod MD, et al. Among authors: johnson sp. Cancer Chemother Pharmacol. 2009 Mar;63(4):753-8. doi: 10.1007/s00280-008-0792-9. Epub 2008 Jul 17. Cancer Chemother Pharmacol. 2009. PMID: 18633619 Free PMC article.

8

Methylator resistance mediated by mismatch repair deficiency in a glioblastoma multiforme xenograft.

Friedman HS, Johnson SP, Dong Q, Schold SC, Rasheed BK, Bigner SH, Ali-Osman F, Dolan E, Colvin OM, Houghton P, Germain G, Drummond JT, Keir S, Marcelli S, Bigner DD, Modrich P. Friedman HS, et al. Among authors: johnson sp. Cancer Res. 1997 Jul 15;57(14):2933-6. Cancer Res. 1997. PMID: 9230204

9

Multiple DNA repair mechanisms and alkylator resistance in the human medulloblastoma cell line D-283 Med (4-HCR).

Dong Q, Johnson SP, Colvin OM, Bullock N, Kilborn C, Runyon G, Sullivan DM, Easton J, Bigner DD, Nahta R, Marks J, Modrich P, Friedman HS. Dong Q, et al. Among authors: johnson sp. Cancer Chemother Pharmacol. 1999;43(1):73-9. doi: 10.1007/s002800050865. Cancer Chemother Pharmacol. 1999. PMID: 9923544

10

Modulation of cyclophosphamide activity by O6-alkylguanine-DNA alkyltransferase.

Friedman HS, Pegg AE, Johnson SP, Loktionova NA, Dolan ME, Modrich P, Moschel RC, Struck R, Brent TP, Ludeman S, Bullock N, Kilborn C, Keir S, Dong Q, Bigner DD, Colvin OM. Friedman HS, et al. Among authors: johnson sp. Cancer Chemother Pharmacol. 1999;43(1):80-5. doi: 10.1007/s002800050866. Cancer Chemother Pharmacol. 1999. PMID: 9923545

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