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More current with less particles due to power-law hopping.

Saha M, Purkayastha A, Maiti SK.

J Phys Condens Matter. 2019 Sep 13;32(2):025303. doi: 10.1088/1361-648X/ab4494. [Epub ahead of print]


Malignant peripheral nerve sheath tumor of thigh with sphenoid and brain metastases: Extremely rare occurrence with dismal prognosis despite significant response to palliative chemoradiotherapy.

Purkayastha A, Singh S, Kapoor A, Bhatia JK, Bisht N, Husain A.

World J Nucl Med. 2019 Jul-Sep;18(3):296-300. doi: 10.4103/wjnm.WJNM_54_18.


Radiation Fibrosis Syndrome: the Evergreen Menace of Radiation Therapy.

Purkayastha A, Sharma N, Sarin A, Bhatnagar S, Chakravarty N, Mukundan H, Suhag V, Singh S.

Asia Pac J Oncol Nurs. 2019 Jul-Sep;6(3):238-245. doi: 10.4103/apjon.apjon_71_18. Review.


Enabling precision medicine via standard communication of HTS provenance, analysis, and results.

Alterovitz G, Dean D, Goble C, Crusoe MR, Soiland-Reyes S, Bell A, Hayes A, Suresh A, Purkayastha A, King CH, Taylor D, Johanson E, Thompson EE, Donaldson E, Morizono H, Tsang H, Vora JK, Goecks J, Yao J, Almeida JS, Keeney J, Addepalli K, Krampis K, Smith KM, Guo L, Walderhaug M, Schito M, Ezewudo M, Guimera N, Walsh P, Kahsay R, Gottipati S, Rodwell TC, Bloom T, Lai Y, Simonyan V, Mazumder R.

PLoS Biol. 2018 Dec 31;16(12):e3000099. doi: 10.1371/journal.pbio.3000099. eCollection 2018 Dec.


Intramedullary Glioblastoma Multiforme of Spine with Intracranial Supratentorial Metastasis: Progressive Disease with a Multifocal Picture.

Purkayastha A, Sharma N, Sridhar MS, Abhishek D.

Asian J Neurosurg. 2018 Oct-Dec;13(4):1209-1212. doi: 10.4103/ajns.AJNS_67_17.


Concomitant expression of exon 19 mutation epidermal growth factor receptor and anaplastic lymphoma kinase gene rearrangement in metastatic adenocarcinoma lung responsive to crizotinib.

Purkayastha A, Kapoor A, Singh HP, Sarin A, Sengupta P, Singh S, Bisht N, Husain A.

Lung India. 2018 Nov-Dec;35(6):527-529. doi: 10.4103/lungindia.lungindia_30_18. No abstract available.


Zanthoxylum alatum ameliorates scopolamine-induced amnesia in rats: Behavioral, biochemical, and molecular evidence.

Saikia B, Barua CC, Sarma J, Haloi P, Tamuli SM, Kalita DJ, Purkayastha A, Barua AG.

Indian J Pharmacol. 2018 Jan-Feb;50(1):30-38. doi: 10.4103/ijp.IJP_417_17.


Extraskeletal Myxoid Chondrosarcoma of Nasopharynx: An Oncologic Entity Rarely Reported.

Purkayastha A, Sharma N, Dutta V.

Oman Med J. 2018 Mar;33(2):159-162. doi: 10.5001/omj.2018.29.


Occupational Stress in the Indian Army Oncology Nursing Workforce: A Cross-sectional Study.

Sharma N, Takkar P, Purkayastha A, Jaiswal P, Taneja S, Lohia N, Augustine AR.

Asia Pac J Oncol Nurs. 2018 Apr-Jun;5(2):237-243. doi: 10.4103/apjon.apjon_61_17.


A novel reverse micellar purification strategy for histidine tagged human interferon gamma (hIFN-γ) protein from Pichia pastoris.

Prabhu AA, Purkayastha A, Mandal B, Kumar JP, Mandal BB, Veeranki VD.

Int J Biol Macromol. 2018 Feb;107(Pt B):2512-2524. doi: 10.1016/j.ijbiomac.2017.10.130. Epub 2017 Oct 20.


Factors Affecting Quality of Life in Breast Cancer Patients: A Descriptive and Cross-sectional Study with Review of Literature.

Sharma N, Purkayastha A.

J Midlife Health. 2017 Apr-Jun;8(2):75-83. doi: 10.4103/jmh.JMH_15_17.


Follicular Thyroid Carcinoma Presenting as Large Solitary Vertebral Metastasis: Report of Two Unusual Cases Treated with Radiotherapy.

Sharma N, Purkayastha A.

Asia Pac J Oncol Nurs. 2017 Jul-Sep;4(3):269-272. doi: 10.4103/apjon.apjon_26_17.


Primitive Neuroectodermal Tumor of Lung in Adult with Hemorrhagic Brain Metastasis: An Extremely Rare Case Scenario.

Purkayastha A, Sharma N, Kapur A, Sahai K.

Indian J Med Paediatr Oncol. 2017 Jan-Mar;38(1):84-87. doi: 10.4103/0971-5851.203491.


Mucinous adenocarcinoma of perianal region: an uncommon disease treated with neo-adjuvant chemo-radiation.

Purkayastha A, Sharma N, Dutta V, Bisht N, Pandya T.

Transl Gastroenterol Hepatol. 2016 Jun 21;1:52. doi: 10.21037/tgh.2016.06.03. eCollection 2016.


In vivo genetic dissection of tumor growth and the Warburg effect.

Wang CW, Purkayastha A, Jones KT, Thaker SK, Banerjee U.

Elife. 2016 Sep 1;5. pii: e18126. doi: 10.7554/eLife.18126.


Primitive neuroectodermal tumor of lungs in adults: a rare series of three cases treated with upfront chemo-radiation.

Purkayastha A, Pathak A, Sharma N, Viswanath S, Dutta V.

Transl Lung Cancer Res. 2016 Jun;5(3):350-5. doi: 10.21037/tlcr.2016.06.03.


An extremely rare case of metastatic retinoblastoma of parotids presenting as a massive swelling in a child.

Purkayastha A, Sharma N, Pathak A, Kapur BN, Dutta V.

Transl Pediatr. 2016 Apr;5(2):90-4. doi: 10.21037/tp.2016.02.01.


Extremely rare presentation of soft tissue metastasis from carcinoma breast as a massive swelling of upper extremity.

Purkayastha A, Sharma N.

Ann Palliat Med. 2016 Apr;5(2):145-8. doi: 10.21037/apm.2016.02.01. Review.


Multiplex detection and identification of viral, bacterial, and protozoan pathogens in human blood and plasma using a high-density resequencing pathogen microarray platform.

Kourout M, Fisher C, Purkayastha A, Tibbetts C, Winkelman V, Williamson P, Nakhasi HL, Duncan R.

Transfusion. 2016 Jun;56(6 Pt 2):1537-47. doi: 10.1111/trf.13524. Epub 2016 Mar 2.


Arginase and C-reactive protein as potential serum-based biomarker of head and neck squamous cell carcinoma patients of north east India.

Choudhury B, Srivastava S, Choudhury HH, Purkayastha A, DuttaGupta S, Ghosh SK.

Tumour Biol. 2014 Jul;35(7):6739-48. doi: 10.1007/s13277-014-1851-y. Epub 2014 Apr 9.


Development and performance of a comprehensive targeted sequencing assay for pan-ethnic screening of carrier status.

Tanner AK, Valencia CA, Rhodenizer D, Espirages M, Da Silva C, Borsuk L, Caldwell S, Gregg E, Grimes E, Lichanska AM, Morris L, Purkayastha A, Weslowski B, Tibbetts C, Lorence MC, Hegde M.

J Mol Diagn. 2014 May;16(3):350-60. doi: 10.1016/j.jmoldx.2013.12.003. Epub 2014 Feb 8.


Dermatologic evaluation of street sanitation workers.

Nayak S, Shenoi S, Kaur G, Bisen N, Purkayastha A, Chalissery J.

Indian J Dermatol. 2013 May;58(3):246. doi: 10.4103/0019-5154.110888. No abstract available.


Virus-induced gene silencing for rice using agroinoculation.

Purkayastha A, Sharma S, Dasgupta I.

Methods Mol Biol. 2013;975:33-45. doi: 10.1007/978-1-62703-278-0_3.


Maternal intrachromosomal insertional translocation leads to recurrent 1q21.3q23.3 deletion in two siblings.

Quinonez SC, Hedera P, Barr M, Ackley T, Lam C, Purkayastha A, Glover TW, Innis JW.

Am J Med Genet A. 2012 Oct;158A(10):2591-601. doi: 10.1002/ajmg.a.35563. Epub 2012 Aug 17.


Virus-induced gene silencing in rice using a vector derived from a DNA virus.

Purkayastha A, Mathur S, Verma V, Sharma S, Dasgupta I.

Planta. 2010 Nov;232(6):1531-40. doi: 10.1007/s00425-010-1273-z. Epub 2010 Sep 25.


Acquired genomic copy number aberrations and survival in adult acute myelogenous leukemia.

Parkin B, Erba H, Ouillette P, Roulston D, Purkayastha A, Karp J, Talpaz M, Kujawski L, Shakhan S, Li C, Shedden K, Malek SN.

Blood. 2010 Dec 2;116(23):4958-67. doi: 10.1182/blood-2010-01-266999. Epub 2010 Aug 20.


A negative element in the downstream region of the Rice tungro bacilliform virus promoter is orientation- and position-independent and is active with heterologous promoters.

Purkayastha A, Sharma S, Dasgupta I.

Virus Res. 2010 Oct;153(1):166-71. doi: 10.1016/j.virusres.2010.07.007. Epub 2010 Jul 17.


NF1 inactivation in adult acute myelogenous leukemia.

Parkin B, Ouillette P, Wang Y, Liu Y, Wright W, Roulston D, Purkayastha A, Dressel A, Karp J, Bockenstedt P, Al-Zoubi A, Talpaz M, Kujawski L, Liu Y, Shedden K, Shakhan S, Li C, Erba H, Malek SN.

Clin Cancer Res. 2010 Aug 15;16(16):4135-47. doi: 10.1158/1078-0432.CCR-09-2639. Epub 2010 May 26.


Virus-induced gene silencing: a versatile tool for discovery of gene functions in plants.

Purkayastha A, Dasgupta I.

Plant Physiol Biochem. 2009 Nov-Dec;47(11-12):967-76. doi: 10.1016/j.plaphy.2009.09.001. Epub 2009 Sep 10. Review.


Genomic and bioinformatics analyses of HAdV-14p, reference strain of a re-emerging respiratory pathogen and analysis of B1/B2.

Seto J, Walsh MP, Mahadevan P, Purkayastha A, Clark JM, Tibbetts C, Seto D.

Virus Res. 2009 Jul;143(1):94-105. doi: 10.1016/j.virusres.2009.03.011. Epub 2009 Apr 2.


The effect of nanoparticles on the liquid-gas surface tension of Bi2Te3 nanofluids.

Vafaei S, Purkayastha A, Jain A, Ramanath G, Borca-Tasciuc T.

Nanotechnology. 2009 May 6;20(18):185702. doi: 10.1088/0957-4484/20/18/185702. Epub 2009 Apr 15.


High-coercivity FePt nanoparticle assemblies embedded in silica thin films.

Yan Q, Purkayastha A, Singh AP, Li H, Li A, Ramanujan RV, Ramanath G.

Nanotechnology. 2009 Jan 14;20(2):025609. doi: 10.1088/0957-4484/20/2/025609. Epub 2008 Dec 11.


Rickettsia phylogenomics: unwinding the intricacies of obligate intracellular life.

Gillespie JJ, Williams K, Shukla M, Snyder EE, Nordberg EK, Ceraul SM, Dharmanolla C, Rainey D, Soneja J, Shallom JM, Vishnubhat ND, Wattam R, Purkayastha A, Czar M, Crasta O, Setubal JC, Azad AF, Sobral BS.

PLoS One. 2008;3(4):e2018. doi: 10.1371/journal.pone.0002018. Epub 2008 Apr 16.


Surfactant-directed synthesis of branched bismuth telluride/sulfide core/shell nanorods.

Purkayastha A, Yan Q, Raghuveer MS, Gandhi DD, Li H, Liu ZW, Ramanujan RV, Borca-Tasciuc T, Ramanath G.

Adv Mater. 2008 Jul 17;20(14):2679-83. doi: 10.1002/adma.200702572. Epub 2008 Jun 2.


Virus-induced gene silencing for functional analysis of selected genes.

Godge MR, Purkayastha A, Dasgupta I, Kumar PP.

Plant Cell Rep. 2008 Feb;27(2):209-19. Epub 2007 Oct 16. Review. Retraction in: Plant Cell Rep. 2009 Feb;28(2):335.


A versatile computational pipeline for bacterial genome annotation improvement and comparative analysis, with Brucella as a use case.

Yu GX, Snyder EE, Boyle SM, Crasta OR, Czar M, Mane SP, Purkayastha A, Sobral B, Setubal JC.

Nucleic Acids Res. 2007;35(12):3953-62. Epub 2007 Jun 6.


Plasmids and rickettsial evolution: insight from Rickettsia felis.

Gillespie JJ, Beier MS, Rahman MS, Ammerman NC, Shallom JM, Purkayastha A, Sobral BS, Azad AF.

PLoS One. 2007 Mar 7;2(3):e266. Review.


PATRIC: the VBI PathoSystems Resource Integration Center.

Snyder EE, Kampanya N, Lu J, Nordberg EK, Karur HR, Shukla M, Soneja J, Tian Y, Xue T, Yoo H, Zhang F, Dharmanolla C, Dongre NV, Gillespie JJ, Hamelius J, Hance M, Huntington KI, Jukneliene D, Koziski J, Mackasmiel L, Mane SP, Nguyen V, Purkayastha A, Shallom J, Yu G, Guo Y, Gabbard J, Hix D, Azad AF, Baker SC, Boyle SM, Khudyakov Y, Meng XJ, Rupprecht C, Vinje J, Crasta OR, Czar MJ, Dickerman A, Eckart JD, Kenyon R, Will R, Setubal JC, Sobral BW.

Nucleic Acids Res. 2007 Jan;35(Database issue):D401-6. Epub 2006 Nov 16.


Developing bioinformatic resources for coronaviruses.

Baker SC, Jukneliene D, Purkayastha A, Snyder EE, Crasta OR, Czar MJ, Setubal JC, Sobral BW.

Adv Exp Med Biol. 2006;581:395-8. Review. No abstract available.


Effect of nanoparticles on sessile droplet contact angle.

Vafaei S, Borca-Tasciuc T, Podowski MZ, Purkayastha A, Ramanath G, Ajayan PM.

Nanotechnology. 2006 May 28;17(10):2523-7. doi: 10.1088/0957-4484/17/10/014. Epub 2006 Apr 24.


Co-infections of adenovirus species in previously vaccinated patients.

Vora GJ, Lin B, Gratwick K, Meador C, Hansen C, Tibbetts C, Stenger DA, Irvine M, Seto D, Purkayastha A, Freed NE, Gibson MG, Russell K, Metzgar D.

Emerg Infect Dis. 2006 Jun;12(6):921-30.


The pathogen resource integration center: implications for Rickettsial research.

Hance ME, Czar MJ, Azad A, Purkayastha A, Snyder EE, Crasta OR, Setubal JC, Sobral BW.

Ann N Y Acad Sci. 2005 Dec;1063:459-65. No abstract available.


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