University of California San Francisco
Helen Diller Family Comprehensive Cancer Center
Ritu Parna Roy

Ritu Parna Roy

Senior Statistician, UCSF

Education

Calcutta University, Kolkata, India, Bachelors, 1990, Physics
Dibrugarh University, Dibrugarh, India, Masters, 1994, Computer Applications
University of California, Berkeley, Masters, 2004, Biostatistics


Professional Experience

  • 1994-1998
    Software Engineer, Vedika Software, India
  • 1999
    Software Engineer, Mind Share, Mountain View, CA
  • 1999-2001
    Software Engineer, Netcentives Inc, San Francisco, CA
  • 2004-present
    Statistician, University of California, San Francisco, CA

Selected Publications

  1. de Smith AJ, Kaur M, Gonseth S, Endicott AA, Selvin S, Zhang L, Roy R, Shao X, Hansen HM, Kang AY, Walsh KM, Dahl GV, McKean-Cowdin R, Metayer C, Wiemels JL. Correlates of prenatal and early-life tobacco smoke exposure and frequency of common gene deletions in childhood acute lymphoblastic leukemia. Cancer Res. 2017 Feb 15.
    View on PubMed
  2. Nelson SJ, Kadambi AK, Park I, Li Y, Crane J, Olson M, Molinaro A, Roy R, Butowski N, Cha S, Chang S. Association of early changes in 1H MRSI parameters with survival for patients with newly diagnosed glioblastoma receiving a multimodality treatment regimen. Neuro Oncol. 2016 Aug 30.
    View on PubMed
  3. Gonseth S, de Smith AJ, Roy R, Zhou M, Lee ST, Shao X, Ohja J, Wrensch MR, Walsh KM, Metayer C, Wiemels JL. Genetic contribution to variation in DNA methylation at maternal smoking sensitive loci in exposed neonates. Epigenetics. 2016 Jul 12; 0.
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  4. Premasekharan G, Gilbert E, Okimoto RA, Hamirani A, Lindquist KJ, Ngo VT, Roy R, Hough J, Edwards M, Paz R, Foye A, Sood R, Copren KA, Gubens M, Small EJ, Bivona TG, Collisson EA, Friedlander TW, Paris PL. An improved CTC isolation scheme for pairing with downstream genomics: Demonstrating clinical utility in metastatic prostate, lung and pancreatic cancer. Cancer Lett. 2016 Sep 28; 380(1):144-52.
    View on PubMed
  5. Gonseth S, Roy R, Houseman EA, de Smith AJ, Zhou M, Lee ST, Nusslé S, Singer AW, Wrensch MR, Metayer C, Wiemels JL. Periconceptional folate consumption is associated with neonatal DNA methylation modifications in neural crest regulatory and cancer development genes. Epigenetics. 2015 Dec 2; 10(12):1166-76.
    View on PubMed
  6. Wen Q, Jalilian L, Lupo JM, Li Y, Roy R, Molinaro AM, Chang SM, Prados M, Butowski N, Clarke J, Nelson SJ. Association of Diffusion and Anatomic Imaging Parameters with Survival for Patients with Newly Diagnosed Glioblastoma Participating in Two Different Clinical Trials. Transl Oncol. 2015 Dec; 8(6):446-55.
    View on PubMed
  7. Nordström T, Van Blarigan EL, Ngo V, Roy R, Weinberg V, Song X, Simko J, Carroll PR, Chan JM, Paris PL. Associations between circulating carotenoids, genomic instability and the risk of high-grade prostate cancer. Prostate. 2016 Mar; 76(4):339-48.
    View on PubMed
  8. Shain AH, Garrido M, Botton T, Talevich E, Yeh I, Sanborn JZ, Chung J, Wang NJ, Kakavand H, Mann GJ, Thompson JF, Wiesner T, Roy R, Olshen AB, Gagnon A, Gray JW, Huh N, Hur JS, Busam KJ, Scolyer RA, Cho RJ, Murali R, Bastian BC. Exome sequencing of desmoplastic melanoma identifies recurrent NFKBIE promoter mutations and diverse activating mutations in the MAPK pathway. Nat Genet. 2015 Oct; 47(10):1194-9.
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  9. Gaillard C, Tokuyasu TA, Rosen G, Sotzen J, Vitaliano-Prunier A, Roy R, Passegué E, de Thé H, Figueroa ME, Kogan SC. Transcription and methylation analyses of preleukemic promyelocytes indicate a dual role for PML/RARA in leukemia initiation. Haematologica. 2015 Aug; 100(8):1064-75.
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  10. Lee ST, Muench MO, Fomin ME, Xiao J, Zhou M, de Smith A, Martín-Subero JI, Heath S, Houseman EA, Roy R, Wrensch M, Wiencke J, Metayer C, Wiemels JL. Epigenetic remodeling in B-cell acute lymphoblastic leukemia occurs in two tracks and employs embryonic stem cell-like signatures. Nucleic Acids Res. 2015 Mar 11; 43(5):2590-602.
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  11. Kawasaki K, Freimuth J, Meyer DS, Lee MM, Tochimoto-Okamoto A, Benzinou M, Clermont FF, Wu G, Roy R, Letteboer TG, Ploos van Amstel JK, Giraud S, Dupuis-Girod S, Lesca G, Westermann CJ, Coffey RJ, Akhurst RJ. Genetic variants of Adam17 differentially regulate TGFß signaling to modify vascular pathology in mice and humans. Proc Natl Acad Sci U S A. 2014 May 27; 111(21):7723-8.
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  12. Magbanua MJ, Roy R, Sosa EV, Hauranieh L, Kablanian A, Eisenbud LE, Ryazantsev A, Au A, Scott JH, Melisko M, Park JW. Genome-wide copy number analysis of cerebrospinal fluid tumor cells and their corresponding archival primary tumors. Genom Data. 2014 Dec; 2:60-2.
    View on PubMed
  13. Xiao J, Lee ST, Xiao Y, Ma X, Houseman EA, Hsu LI, Roy R, Wrensch M, de Smith AJ, Chokkalingam A, Buffler P, Wiencke JK, Wiemels JL. PTPRG inhibition by DNA methylation and cooperation with RAS gene activation in childhood acute lymphoblastic leukemia. Int J Cancer. 2014 Sep 1; 135(5):1101-9.
    View on PubMed
  14. Magbanua MJ, Melisko M, Roy R, Sosa EV, Hauranieh L, Kablanian A, Eisenbud LE, Ryazantsev A, Au A, Scott JH, Park JW. Molecular profiling of tumor cells in cerebrospinal fluid and matched primary tumors from metastatic breast cancer patients with leptomeningeal carcinomatosis. Cancer Res. 2013 Dec 1; 73(23):7134-43.
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  15. Magbanua MJ, Sosa EV, Roy R, Eisenbud LE, Scott JH, Olshen A, Pinkel D, Rugo HS, Park JW. Genomic profiling of isolated circulating tumor cells from metastatic breast cancer patients. Cancer Res. 2013 Jan 1; 73(1):30-40.
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  16. Kwek SS, Dao V, Roy R, Hou Y, Alajajian D, Simko JP, Small EJ, Fong L. Diversity of antigen-specific responses induced in vivo with CTLA-4 blockade in prostate cancer patients. J Immunol. 2012 Oct 1; 189(7):3759-66.
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  17. Horvai AE, Roy R, Borys D, O'Donnell RJ. Regulators of skeletal development: a cluster analysis of 206 bone tumors reveals diagnostically useful markers. Mod Pathol. 2012 Nov; 25(11):1452-61.
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  18. Benzinou M, Clermont FF, Letteboer TG, Kim JH, Espejel S, Harradine KA, Arbelaez J, Luu MT, Roy R, Quigley D, Higgins MN, Zaid M, Aouizerat BE, van Amstel JK, Giraud S, Dupuis-Girod S, Lesca G, Plauchu H, Hughes CC, Westermann CJ, Akhurst RJ. Mouse and human strategies identify PTPN14 as a modifier of angiogenesis and hereditary haemorrhagic telangiectasia. Nat Commun. 2012; 3:616.
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  19. Friedlander TW, Roy R, Tomlins SA, Ngo VT, Kobayashi Y, Azameera A, Rubin MA, Pienta KJ, Chinnaiyan A, Ittmann MM, Ryan CJ, Paris PL. Common structural and epigenetic changes in the genome of castration-resistant prostate cancer. Cancer Res. 2012 Feb 1; 72(3):616-25.
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  20. Bhattacharya A, Roy R, Snijders AM, Hamilton G, Paquette J, Tokuyasu T, Bengtsson H, Jordan RC, Olshen AB, Pinkel D, Schmidt BL, Albertson DG. Two distinct routes to oral cancer differing in genome instability and risk for cervical node metastasis. Clin Cancer Res. 2011 Nov 15; 17(22):7024-34.
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