Hemant K Roy

Hemant K Roy

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Hemant K Roy

Hemant K Roy

Publications by authors named "Hemant K Roy"

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The impact of a multidisciplinary algorithmic approach to acute lower gastrointestinal bleeding.

Am J Emerg Med 2019 Sep 21;37(9):1751-1753. Epub 2019 Jun 21.

Department of Internal Medicine, Boston Medical Center, Boston, MA, USA; Section of Gastroenterology, Boston Medical Center, Boston, MA, USA. Electronic address:

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http://dx.doi.org/10.1016/j.ajem.2019.06.034DOI Listing
September 2019

Correlating colorectal cancer risk with field carcinogenesis progression using partial wave spectroscopic microscopy.

Cancer Med 2018 05 23;7(5):2109-2120. Epub 2018 Mar 23.

Department of Biomedical Engineering, Northwestern University, Evanston, Illinois, 60208, USA.

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http://dx.doi.org/10.1002/cam4.1357DOI Listing
May 2018

Exercise-induced myokines as emerging therapeutic agents in colorectal cancer prevention and treatment.

Future Oncol 2018 02 10;14(4):309-312. Epub 2018 Jan 10.

Section of Gastroenterology, Department of Internal Medicine, Boston University School of Medicine, MA 02118, USA.

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http://dx.doi.org/10.2217/fon-2017-0555DOI Listing
February 2018

Glutaredoxin-1 Deficiency Causes Fatty Liver and Dyslipidemia by Inhibiting Sirtuin-1.

Antioxid Redox Signal 2017 08 16;27(6):313-327. Epub 2017 Feb 16.

1 Vascular Biology Section, Whitaker Cardiovascular Institute, Boston University School of Medicine , Boston, Massachusetts.

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http://dx.doi.org/10.1089/ars.2016.6716DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5563925PMC
August 2017

Metabolism, microbiome and colorectal cancer.

Aging (Albany NY) 2017 Apr;9(4):1086-1087

Department of Medicine, Boston University Medical Center, Boston, MA 02118, USA.

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http://dx.doi.org/10.18632/aging.101234DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5425114PMC
April 2017

The genetics and molecular biology of colonic neoplasia: practical implications for the clinician.

Curr Opin Gastroenterol 2017 01;33(1):47-52

Section of Gastroenterology, Department of Medicine, Boston University School of Medicine, Boston, Massachusetts, USA.

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http://Insights.ovid.com/crossref?an=00001574-201701000-0000
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http://dx.doi.org/10.1097/MOG.0000000000000323DOI Listing
January 2017

Colon adenoma features and their impact on risk of future advanced adenomas and colorectal cancer.

World J Gastrointest Oncol 2016 Dec;8(12):826-834

Audrey H Calderwood, Section of Gastroenterology, Department of Medicine, Dartmouth-Hitchcock Medical Center, Lebanon, NH 03756, United States.

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http://dx.doi.org/10.4251/wjgo.v8.i12.826DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5156849PMC
December 2016

Using electron microscopy to calculate optical properties of biological samples.

Biomed Opt Express 2016 Nov 27;7(11):4749-4762. Epub 2016 Oct 27.

Department of Biomedical Engineering, Northwestern University, Evanston, Illinois 60208, USA; Chemistry of Life Processes Institute, Northwestern University, Evanston, Illinois 60208, USA.

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http://dx.doi.org/10.1364/BOE.7.004749DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5119613PMC
November 2016

The Greater Genomic Landscape: The Heterogeneous Evolution of Cancer.

Cancer Res 2016 10 22;76(19):5605-5609. Epub 2016 Aug 22.

Department of Biomedical Engineering, Northwestern University, Evanston, Illinois. Chemistry of Life Processes Institute, Northwestern University, Evanston, Illinois.

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http://dx.doi.org/10.1158/0008-5472.CAN-16-0585DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5084919PMC
October 2016

Label-free imaging of the native, living cellular nanoarchitecture using partial-wave spectroscopic microscopy.

Proc Natl Acad Sci U S A 2016 10 4;113(42):E6372-E6381. Epub 2016 Oct 4.

Department of Biomedical Engineering, Northwestern University, Evanston, IL 60208; Chemistry of Life Processes Institute, Northwestern University, Evanston, IL 60208

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http://dx.doi.org/10.1073/pnas.1608198113DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5081614PMC
October 2016

Harnessing novel modalities: field carcinogenesis detection for personalizing prostate cancer management.

Future Oncol 2015 16;11(20):2737-41. Epub 2015 Sep 16.

Department of Internal Medicine, Boston University Medical Center, Boston, MA 02118, USA.

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http://dx.doi.org/10.2217/fon.15.182DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4868392PMC
August 2016

Buccal spectral markers for lung cancer risk stratification.

PLoS One 2014 9;9(10):e110157. Epub 2014 Oct 9.

Department of Medicine, Boston University, Boston, Massachusetts, United States of America.

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http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0110157PLOS
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4192585PMC
December 2015

Fractal Characterization of Chromatin Decompaction in Live Cells.

Biophys J 2015 Dec;109(11):2218-26

Department of Biomedical Engineering, Northwestern University, Evanston, Illinois. Electronic address:

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http://dx.doi.org/10.1016/j.bpj.2015.10.014DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4675813PMC
December 2015

In vivo risk analysis of pancreatic cancer through optical characterization of duodenal mucosa.

Pancreas 2015 Jul;44(5):735-41

From the *Department of Biomedical Engineering, Northwestern University; †Department of Internal Medicine, NorthShore University HealthSystems, Evanston; ‡Center for Endoscopic Research and Therapeutics, University of Chicago Medicine, Chicago, IL; and §Department of Gastroenterology, Boston Medical Center, Boston, MA.

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http://www.mccormick.northwestern.edu/biomedical/documents/b
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http://dx.doi.org/10.1097/MPA.0000000000000340DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4464933PMC
July 2015

Dysplasia and cancer screening in 21st century.

APMIS 2014 Aug 7;122(8):674-82. Epub 2014 Jun 7.

Department of Internal Medicine, All India Institute of Medical Sciences, New Delhi, India.

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http://dx.doi.org/10.1111/apm.12283DOI Listing
August 2014

Nano-architectural alterations in mucus layer fecal colonocytes in field carcinogenesis: potential for screening.

Cancer Prev Res (Phila) 2013 Oct 27;6(10):1111-9. Epub 2013 Aug 27.

Boston University School of Medicine, Boston Medical Center, 650 Albany Street, Suite 526, Boston, MA 02118.

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http://dx.doi.org/10.1158/1940-6207.CAPR-13-0138DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3873747PMC
October 2013

FOXO3 growth inhibition of colonic cells is dependent on intraepithelial lipid droplet density.

J Biol Chem 2013 Jun 18;288(23):16274-81. Epub 2013 Apr 18.

Department of Medicine, Division of Gastroenterology, Northshore University HealthSystem Research Institute, Evanston, Illinois 60201, USA.

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http://www.jbc.org/content/288/23/16274.full.pdf
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http://www.jbc.org/cgi/doi/10.1074/jbc.M113.470617
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http://dx.doi.org/10.1074/jbc.M113.470617DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3675566PMC
June 2013

Advances in biophotonics detection of field carcinogenesis for colon cancer risk stratification.

J Cancer 2013 15;4(3):251-61. Epub 2013 Mar 15.

1. Department of Biomedical Engineering, Northwestern University, Evanston, IL 60208, USA;

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http://dx.doi.org/10.7150/jca.5838DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3584838PMC
March 2013

Increasing colorectal cancer screening adherence: comment on "A randomized comparison of print and web communication on colorectal cancer screening".

JAMA Intern Med 2013 Jan;173(2):129-31

Section of Gastroenterology, Boston Medical Center and Boston University School of Medicine, Boston, Massachusetts, USA.

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http://dx.doi.org/10.1001/jamainternmed.2013.2527DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3873733PMC
January 2013

Spectroscopic applications in gastrointestinal endoscopy.

Clin Gastroenterol Hepatol 2012 Dec 8;10(12):1335-41. Epub 2012 Oct 8.

Department of Medicine, Boston University Medical Center, Boston, MA, USA.

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http://linkinghub.elsevier.com/retrieve/pii/S154235651201154
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http://dx.doi.org/10.1016/j.cgh.2012.10.002DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3756813PMC
December 2012

NIH: Drop re-review for big grant holders.

Authors:
Hemant K Roy

Nature 2012 Oct;490(7419):176

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http://dx.doi.org/10.1038/490176aDOI Listing
October 2012

Surveillance for gastrointestinal malignancies.

World J Gastroenterol 2012 Sep;18(33):4507-16

Department of Internal Medicine, Michigan State University, East Lansing, MI 48824, United States.

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http://www.wjgnet.com/1007-9327/full/v18/i33/4507.htm
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http://dx.doi.org/10.3748/wjg.v18.i33.4507DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3435775PMC
September 2012

Decreased colorectal cancer and adenoma risk in patients with microscopic colitis.

Dig Dis Sci 2012 Jan 17;57(1):161-9. Epub 2011 Aug 17.

Division of Gastroenterology, Pritzker School of Medicine, University of Chicago, NorthShore University HealthSystem, 2650 Ridge Avenue, Suite G221, Evanston, IL 60201, USA.

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http://dx.doi.org/10.1007/s10620-011-1852-2DOI Listing
January 2012

Sex-specific prevalence of adenomas and colorectal cancer.

JAMA 2012 Jan;307(2):142; author reply 143-4

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http://dx.doi.org/10.1001/jama.2011.1979DOI Listing
January 2012

Polyethylene glycol diminishes pathological effects of Citrobacter rodentium infection by blocking bacterial attachment to the colonic epithelia.

Gut Microbes 2011 Sep 1;2(5):267-73. Epub 2011 Sep 1.

Department of Medicine, Division of Gastroenterology, NorthShore University Research Institute, Evanston, IL USA.

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http://dx.doi.org/10.4161/gmic.2.5.18256DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3242793PMC
September 2011

Involvement of p21cip1/waf1 in the anti-proliferative effects of polyethylene glycol in colon carcinogenesis.

Int J Oncol 2011 Feb 17;38(2):529-36. Epub 2010 Dec 17.

Department of Medicine, Northshore University Healthcare System, Evanston, IL 60201, USA.

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http://dx.doi.org/10.3892/ijo.2010.875DOI Listing
February 2011

Light-scattering technologies for field carcinogenesis detection: a modality for endoscopic prescreening.

Gastroenterology 2011 Jan 12;140(1):35-41. Epub 2010 Nov 12.

Biomedical Engineering Department, Northwestern University, Evanston, Illinois 60208, USA.

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http://dx.doi.org/10.1053/j.gastro.2010.11.023DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3319699PMC
January 2011

Moving toward personalization of colorectal cancer screening: Comment on "Influence of race and sex on prevalence and recurrence of colon polyps".

Arch Intern Med 2010 Jul;170(13):1132-4

Department of Medicine, NorthShore University HealthSystem, University of Chicago Pritzker School of Medicine, Chicago, Illinois, USA.

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http://dx.doi.org/10.1001/archinternmed.2010.206DOI Listing
July 2010

Detecting alterations in cell ultrastructure with optical imaging.

Conf Proc IEEE Eng Med Biol Soc 2009 ;2009:6325-6

Northwestern University, Evanston, IL 60208, USA.

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http://dx.doi.org/10.1109/IEMBS.2009.5333173DOI Listing
April 2010

Characterization of light transport in scattering media at sub-diffusion length scales with Low-coherence Enhanced Backscattering.

IEEE J Sel Top Quantum Electron 2010 ;16(3):619-626

Department of Biomedical Engineering, Northwestern University, Evanston, IL 60208 USA (; fax: 847-491-4928; ).

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http://dx.doi.org/10.1109/JSTQE.2009.2032666DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2964859PMC
January 2010

Differences in colon adenomas and carcinomas among women and men: potential clinical implications.

JAMA 2009 Oct;302(15):1696-7

Department of Internal Medicine, NorthShore University HealthSystems, 1001 University Place, Evanston, IL 60201, USA.

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http://dx.doi.org/10.1001/jama.2009.1499DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2913287PMC
October 2009

Pancreatic cancer patients who smoke and drink are diagnosed at younger ages.

Clin Gastroenterol Hepatol 2009 Sep 26;7(9):1007-12. Epub 2009 Jun 26.

Division of Gastroenterology, Hepatology and Nutrition, University of Pittsburgh and University of Pittsburgh Medical Center, Hillman Cancer Center, 5117 Centre Avenue, Pittsburgh, Pennsylvania 15213, USA.

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http://dx.doi.org/10.1016/j.cgh.2009.06.008DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2736339PMC
September 2009

The MUC gene family: their role in the diagnosis and prognosis of gastric cancer.

Histol Histopathol 2008 12;23(12):1541-52

Department of Biochemistry and Molecular Biology, University of Nebraska Medical Center, Omaha, NE 68198-5870, USA.

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http://dx.doi.org/10.14670/HH-23.1541DOI Listing
December 2008

Measuring mucosal blood supply in vivo with a polarization-gating probe.

Appl Opt 2008 Nov;47(32):6046-57

Biomedical Engineering Department, Northwestern University, 2145 Sheridan Road, Evanston, Illinois 60201, USA.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2728617PMC
http://dx.doi.org/10.1364/ao.47.006046DOI Listing
November 2008

Spectral slope from the endoscopically-normal mucosa predicts concurrent colonic neoplasia: a pilot ex-vivo clinical study.

Dis Colon Rectum 2008 Sep 7;51(9):1381-6. Epub 2008 Jun 7.

Department of Internal Medicine, Evanston Northwestern Healthcare Research Institute, 2650 Ridge Avenue, G208, Evanston, Illinois 60201, USA.

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http://dx.doi.org/10.1007/s10350-008-9384-3DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2913285PMC
September 2008

Polyethylene glycol-mediated colorectal cancer chemoprevention: roles of epidermal growth factor receptor and Snail.

Mol Cancer Ther 2008 Sep;7(9):3103-11

Feinberg School of Medicine at Northwestern University, Department of Internal Medicine, Evanston Northwestern Healthcare, 1001 University Place, Suite 314, Evanston, IL 60201, USA.

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http://dx.doi.org/10.1158/1535-7163.MCT-08-0434DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2547487PMC
September 2008

Antiproliferative effect of sulindac in colonic neoplasia prevention: role of COOH-terminal Src kinase.

Mol Cancer Ther 2008 Jul;7(7):1797-806

Feinberg School of Medicine at Northwestern University, Department of Internal Medicine, Evanston Northwestern Healthcare, 2650 Ridge Avenue, Suite G208, Evanston, IL 60201, USA.

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http://dx.doi.org/10.1158/1535-7163.MCT-08-0022DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2493571PMC
July 2008

Purging the colon while preserving the kidneys.

Arch Intern Med 2008 Mar;168(6):565-7

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http://dx.doi.org/10.1001/archinte.168.6.565DOI Listing
March 2008

Biomarkers for the early detection of cancer: an inflammatory concept.

Arch Intern Med 2007 Sep;167(17):1822-4

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http://dx.doi.org/10.1001/archinte.167.17.1822DOI Listing
September 2007

Inducible nitric oxide synthase (iNOS) mediates the early increase of blood supply (EIBS) in colon carcinogenesis.

FEBS Lett 2007 Aug 16;581(20):3857-62. Epub 2007 Jul 16.

Department of Medicine, Feinberg School of Medicine at Northwestern University, Section of Gastroenterology, Evanston-Northwestern Healthcare, G208 Evanston Hospital, 2650 Ridge Avenue, Evanston, IL 60201, USA.

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http://dx.doi.org/10.1016/j.febslet.2007.07.012DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2913280PMC
August 2007

Optical markers in duodenal mucosa predict the presence of pancreatic cancer.

Clin Cancer Res 2007 Aug;13(15 Pt 1):4392-9

Biomedical Engineering Department, Northwestern University, Illinois, USA.

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http://dx.doi.org/10.1158/1078-0432.CCR-06-1648DOI Listing
August 2007

Colon cancer screening: the good, the bad, and the ugly.

Arch Intern Med 2006 Nov;166(20):2177-9

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http://dx.doi.org/10.1001/archinte.166.20.2177DOI Listing
November 2006

Risk of colon cancer in hereditary non-polyposis colorectal cancer patients as predicted by fuzzy modeling: Influence of smoking.

World J Gastroenterol 2006 Jul;12(28):4485-91

Division of Emergency Medicine, Department of Internal Medicine, Evanston Northwestern Healthcare and Feinberg School of Medicine at Northwestern University, Evanston, IL 60201, USA.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4125634PMC
http://dx.doi.org/10.3748/wjg.v12.i28.4485DOI Listing
July 2006

Associations between the age at diagnosis and location of colorectal cancer and the use of alcohol and tobacco: implications for screening.

Arch Intern Med 2006 Mar;166(6):629-34

Department of Internal Medicine, Evanston-Northwestern Healthcare, Feinberg School of Medicine, Northwestern University, Evanston, IL 60201, USA.

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http://archinte.jamanetwork.com/article.aspx?doi=10.1001/arc
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http://dx.doi.org/10.1001/archinte.166.6.629DOI Listing
March 2006

Risk stratification of colon carcinogenesis through enhanced backscattering spectroscopy analysis of the uninvolved colonic mucosa.

Clin Cancer Res 2006 Feb;12(3 Pt 1):961-8

Department of Medicine, Evanston Northwestern Healthcare Research Institute, Feinberg School of Medicine at Northwestern University, Evanston, Illinois 60201, USA.

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http://dx.doi.org/10.1158/1078-0432.CCR-05-1605DOI Listing
February 2006

Assessment of blood supply in superficial tissue by polarization-gated elastic light-scattering spectroscopy.

Appl Opt 2006 Jan;45(2):335-42

Department of Biomedical Engineering, E310, Northwestern University, 2145 Sheridan Road, Evanston, Illinois 60208, USA.

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http://dx.doi.org/10.1364/ao.45.000335DOI Listing
January 2006

Practicing medicine at the front lines of the genomic revolution.

Arch Intern Med 2005 Sep;165(16):1815-7

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http://dx.doi.org/10.1001/archinte.165.16.1815DOI Listing
September 2005

Spectral markers in preneoplastic intestinal mucosa: an accurate predictor of tumor risk in the MIN mouse.

Cancer Epidemiol Biomarkers Prev 2005 Jul;14(7):1639-45

Feinberg School of Medicine at Northwestern University, Department of Internal Medicine, Evanston Northwestern Healthcare, 2650 Ridge Avenue, Evanston, IL 60201, USA.

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http://dx.doi.org/10.1158/1055-9965.EPI-04-0837DOI Listing
July 2005