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Iron(0) mediated stereoselective (3+2)-cycloaddition of thiochalcones via a diradical intermediate.

Mloston G, Buday P, Seeber P, Neumann C, Abul-Futouh H, Görls H, Gräfe S, Matczak P, Kupfer S, Weigand W.

Chemistry. 2020 Mar 25. doi: 10.1002/chem.202001412. [Epub ahead of print]


Collaborative Group of the Americas on Inherited Gastrointestinal Cancer Position statement on multigene panel testing for patients with colorectal cancer and/or polyposis.

Heald B, Hampel H, Church J, Dudley B, Hall MJ, Mork ME, Singh A, Stoffel E, Stoll J, You YN, Yurgelun MB, Kupfer SS; Collaborative Group of the Americas on Inherited Gastrointestinal Cancer.

Fam Cancer. 2020 Mar 14. doi: 10.1007/s10689-020-00170-9. [Epub ahead of print]


The chemical effect goes resonant - a full quantum mechanical approach on TERS.

Fiederling K, Abasifard M, Richter M, Deckert V, Gräfe S, Kupfer S.

Nanoscale. 2020 Mar 21;12(11):6346-6359. doi: 10.1039/c9nr09814c. Epub 2020 Mar 5.


Low Rates of Genetic Counseling and Testing in Individuals at Risk for Lynch Syndrome Reported in the National Health Interview Survey.

Faust N, Muller C, Prenner J, Lee SM, Kupfer SS.

Gastroenterology. 2020 Mar;158(4):1159-1161. doi: 10.1053/j.gastro.2019.11.297. Epub 2019 Dec 6. No abstract available.


Risk Assessment and Genetic Testing for Inherited Gastrointestinal Syndromes.

Stoll J, Kupfer SS.

Gastroenterol Hepatol (N Y). 2019 Sep;15(9):462-470.


Can We Cross Off Common Kitchen Practices as Causes of Gluten Cross-Contact?

McDonald BD, Kupfer SS.

Gastroenterology. 2020 Jan;158(1):51-53. doi: 10.1053/j.gastro.2019.11.011. Epub 2019 Nov 12. No abstract available.


Effective Identification of Lynch Syndrome in Gastroenterology Practice.

Muller C, Matthews L, Kupfer SS, Weiss JM.

Curr Treat Options Gastroenterol. 2019 Dec;17(4):666-680. doi: 10.1007/s11938-019-00261-2. Review.


Patients in Whom to Consider Genetic Evaluation and Testing for Hereditary Colorectal Cancer Syndromes.

Kupfer SS, Burke CA.

Am J Gastroenterol. 2020 Jan;115(1):1-4. doi: 10.14309/ajg.0000000000000362. No abstract available.


Precision Treatment and Prevention of Colorectal Cancer-Hope or Hype?

Muller C, Yurgelun M, Kupfer SS.

Gastroenterology. 2020 Jan;158(2):441-446. doi: 10.1053/j.gastro.2019.09.046. Epub 2019 Oct 14. No abstract available.


Metal-Free Aryl Cross-Coupling Directed by Traceless Linkers.

Haensch VG, Neuwirth T, Steinmetzer J, Kloss F, Beckert R, Gräfe S, Kupfer S, Hertweck C.

Chemistry. 2019 Oct 17. doi: 10.1002/chem.201903582. [Epub ahead of print]


Metachronous Advanced Neoplasia on Surveillance Colonoscopy in Young versus Older Onset Colorectal Cancer Patients.

Tjaden J, Muller C, Wideroff G, Ma K, Satiya J, Sussman D, Yen E, Kupfer SS, Melson J.

Clin Gastroenterol Hepatol. 2019 Jul 24. pii: S1542-3565(19)30778-5. doi: 10.1016/j.cgh.2019.07.034. [Epub ahead of print]


Unraveling the Light-Activated Reaction Mechanism in a Catalytically Competent Key Intermediate of a Multifunctional Molecular Catalyst for Artificial Photosynthesis.

Zedler L, Mengele AK, Ziems KM, Zhang Y, Wächtler M, Gräfe S, Pascher T, Rau S, Kupfer S, Dietzek B.

Angew Chem Int Ed Engl. 2019 Sep 9;58(37):13140-13148. doi: 10.1002/anie.201907247. Epub 2019 Aug 19. Review.


A Clinician's Guide to Celiac Disease HLA Genetics.

Brown NK, Guandalini S, Semrad C, Kupfer SS.

Am J Gastroenterol. 2019 Oct;114(10):1587-1592. doi: 10.14309/ajg.0000000000000310.


Colorectal Cancer Screening.

Gupta N, Kupfer SS, Davis AM.

JAMA. 2019 May 28;321(20):2022-2023. doi: 10.1001/jama.2019.4842. No abstract available.


Implication of DNA repair genes in Lynch-like syndrome.

Xicola RM, Clark JR, Carroll T, Alvikas J, Marwaha P, Regan MR, Lopez-Giraldez F, Choi J, Emmadi R, Alagiozian-Angelova V, Kupfer SS, Ellis NA, Llor X.

Fam Cancer. 2019 Jul;18(3):331-342. doi: 10.1007/s10689-019-00128-6.


Two-Photon-Induced CO-Releasing Molecules as Molecular Logic Systems in Solution, Polymers, and Cells.

Ramu V, Upendar Reddy G, Liu J, Hoffmann P, Sollapur R, Wyrwa R, Kupfer S, Spielmann C, Bonnet S, Neugebauer U, Schiller A.

Chemistry. 2019 Jun 26;25(36):8453-8458. doi: 10.1002/chem.201901396. Epub 2019 May 20.


Risk factors for small bowel bleeding in an overt gastrointestinal bleeding presentation after negative upper and lower endoscopy.

Micic D, Gaetano JN, Nigam N, Peller M, Rao VL, Semrad C, Stein AC, Kupfer SS.

PLoS One. 2019 Feb 20;14(2):e0212509. doi: 10.1371/journal.pone.0212509. eCollection 2019.


Excited state properties of a series of molecular photocatalysts investigated by time dependent density functional theory.

Martynow M, Kupfer S, Rau S, Guthmuller J.

Phys Chem Chem Phys. 2019 May 8;21(18):9052-9060. doi: 10.1039/c9cp00335e.


Physicians and Scientists in Gastroenterology as Legislative Advocates: Practical Tips and Resources.

Kupfer SS, Siddique SM, Proctor DD.

Gastroenterology. 2019 Mar;156(4):834-837. doi: 10.1053/j.gastro.2018.10.058. Epub 2019 Feb 14. No abstract available.


Chronic Inflammation Permanently Reshapes Tissue-Resident Immunity in Celiac Disease.

Mayassi T, Ladell K, Gudjonson H, McLaren JE, Shaw DG, Tran MT, Rokicka JJ, Lawrence I, Grenier JC, van Unen V, Ciszewski C, Dimaano M, Sayegh HE, Kumar V, Wijmenga C, Green PHR, Gokhale R, Jericho H, Semrad CE, Guandalini S, Dinner AR, Kupfer SS, Reid HH, Barreiro LB, Rossjohn J, Price DA, Jabri B.

Cell. 2019 Feb 21;176(5):967-981.e19. doi: 10.1016/j.cell.2018.12.039. Epub 2019 Feb 7.


Resonance Raman Spectro-Electrochemistry to Illuminate Photo-Induced Molecular Reaction Pathways.

Zedler L, Krieck S, Kupfer S, Dietzek B.

Molecules. 2019 Jan 10;24(2). pii: E245. doi: 10.3390/molecules24020245.


Adherence to postresection colorectal cancer surveillance at National Cancer Institute-designated Comprehensive Cancer Centers.

Kupfer SS, Lubner S, Coronel E, Pickhardt PJ, Tipping M, Graffy P, Keenan E, Ross E, Li T, Weinberg DS.

Cancer Med. 2018 Nov;7(11):5351-5358. doi: 10.1002/cam4.1678. Epub 2018 Oct 18.


Efficacy and safety of azilsartan medoxomil/chlortalidone fixed-dose combination in hypertensive patients uncontrolled on azilsartan medoxomil alone: A randomized trial.

Collier DJ, Juhasz A, Agabiti-Rosei E, Lloyd E, Hisada M, Zhao L, Kupfer S, Caulfield MJ.

J Clin Hypertens (Greenwich). 2018 Oct;20(10):1473-1484. doi: 10.1111/jch.13376. Epub 2018 Oct 9.


Lack of APC somatic mutation is associated with early-onset colorectal cancer in African Americans.

Xicola RM, Manojlovic Z, Augustus GJ, Kupfer SS, Emmadi R, Alagiozian-Angelova V, Triche T Jr, Salhia B, Carpten J, Llor X, Ellis NA.

Carcinogenesis. 2018 Dec 13;39(11):1331-1341. doi: 10.1093/carcin/bgy122.


Cu(i) vs. Ru(ii) photosensitizers: elucidation of electron transfer processes within a series of structurally related complexes containing an extended π-system.

Zhang Y, Traber P, Zedler L, Kupfer S, Gräfe S, Schulz M, Frey W, Karnahl M, Dietzek B.

Phys Chem Chem Phys. 2018 Oct 3;20(38):24843-24857. doi: 10.1039/c8cp04595j.


[Rational Screening in Adrenal Tumors].

Willenberg HS, Kupfer SE.

Dtsch Med Wochenschr. 2018 Aug;143(17):1227-1234. doi: 10.1055/s-0043-121019. Epub 2018 Aug 22. Review. German.


Low Referral Rate for Genetic Testing in Racially and Ethnically Diverse Patients Despite Universal Colorectal Cancer Screening.

Muller C, Lee SM, Barge W, Siddique SM, Berera S, Wideroff G, Tondon R, Chang J, Peterson M, Stoll J, Katona BW, Sussman DA, Melson J, Kupfer SS.

Clin Gastroenterol Hepatol. 2018 Dec;16(12):1911-1918.e2. doi: 10.1016/j.cgh.2018.08.038. Epub 2018 Aug 18.


Photophysics of a Ruthenium Complex with a π-Extended Dipyridophenazine Ligand for DNA Quadruplex Labeling.

Schindler J, Traber P, Zedler L, Zhang Y, Lefebvre JF, Kupfer S, Gräfe S, Demeunynck M, Chavarot-Kerlidou M, Dietzek B.

J Phys Chem A. 2018 Aug 16;122(32):6558-6569. doi: 10.1021/acs.jpca.8b05274. Epub 2018 Aug 2.


Gouty arthritis: Can we avoid unnecessary dual-energy CT examinations using prior radiographs?

Kupfer S, Winklhofer S, Becker AS, Distler O, Chung CB, Alkadhi H, Finkenstaedt T.

PLoS One. 2018 Jul 10;13(7):e0200473. doi: 10.1371/journal.pone.0200473. eCollection 2018.


Colonic Mass in a Patient With Coagulopathy.

Koo G, Mikolajczyk AE, Kupfer SS.

Clin Gastroenterol Hepatol. 2019 Jul;17(8):e94. doi: 10.1016/j.cgh.2018.06.040. Epub 2018 Jul 4. No abstract available.


Vitamin D Regulation of the Uridine Phosphorylase 1 Gene and Uridine-Induced DNA Damage in Colon in African Americans and European Americans.

Bhasin N, Alleyne D, Gray OA, Kupfer SS.

Gastroenterology. 2018 Oct;155(4):1192-1204.e9. doi: 10.1053/j.gastro.2018.06.049. Epub 2018 Jun 30.


An artificial photosynthetic system for photoaccumulation of two electrons on a fused dipyridophenazine (dppz)-pyridoquinolinone ligand.

Lefebvre JF, Schindler J, Traber P, Zhang Y, Kupfer S, Gräfe S, Baussanne I, Demeunynck M, Mouesca JM, Gambarelli S, Artero V, Dietzek B, Chavarot-Kerlidou M.

Chem Sci. 2018 Apr 2;9(17):4152-4159. doi: 10.1039/c7sc04348a. eCollection 2018 May 7.


Theoretical Investigation of the Electron-Transfer Dynamics and Photodegradation Pathways in a Hydrogen-Evolving Ruthenium-Palladium Photocatalyst.

Staniszewska M, Kupfer S, Guthmuller J.

Chemistry. 2018 Aug 1;24(43):11166-11176. doi: 10.1002/chem.201801698. Epub 2018 Jun 26.


Prevention of colonic neoplasia with polyethylene glycol: A short term randomized placebo-controlled double-blinded trial.

Wali RK, Bianchi L, Kupfer S, De La Cruz M, Jovanovic B, Weber C, Goldberg MJ, Rodriguez LM, Bergan R, Rubin D, Tull MB, Richmond E, Parker B, Khan S, Roy HK.

PLoS One. 2018 Apr 4;13(4):e0193544. doi: 10.1371/journal.pone.0193544. eCollection 2018.


Tropheryma whipplei Infection (Whipple Disease) in the USA.

Hujoel IA, Johnson DH, Lebwohl B, Leffler D, Kupfer S, Wu TT, Murray JA, Rubio-Tapia A.

Dig Dis Sci. 2019 Jan;64(1):213-223. doi: 10.1007/s10620-018-5033-4. Epub 2018 Mar 23.


Dramatic Alteration of 3ILCT Lifetimes Using Ancillary Ligands in [Re(L)(CO)3(phen-TPA)] n+ Complexes: An Integrated Spectroscopic and Theoretical Study.

Shillito GE, Hall TBJ, Preston D, Traber P, Wu L, Reynolds KEA, Horvath R, Sun XZ, Lucas NT, Crowley JD, George MW, Kupfer S, Gordon KC.

J Am Chem Soc. 2018 Apr 4;140(13):4534-4542. doi: 10.1021/jacs.7b12868. Epub 2018 Mar 22.


Long-term efficacy and tolerability of azilsartan medoxomil/chlorthalidone vs olmesartan medoxomil/hydrochlorothiazide in chronic kidney disease.

Bakris GL, Zhao L, Kupfer S, Juhasz A, Hisada M, Lloyd E, Oparil S.

J Clin Hypertens (Greenwich). 2018 Apr;20(4):694-702. doi: 10.1111/jch.13230. Epub 2018 Mar 4.


Clinical interpretation of pathogenic ATM and CHEK2 variants on multigene panel tests: navigating moderate risk.

West AH, Blazer KR, Stoll J, Jones M, Weipert CM, Nielsen SM, Kupfer SS, Weitzel JN, Olopade OI.

Fam Cancer. 2018 Oct;17(4):495-505. doi: 10.1007/s10689-018-0070-x.



Singh S, Feuerstein JD, Nguyen GC, Kupfer SS, Falck-Ytter Y.

Gastroenterology. 2018 Mar;154(4):1203-1204. doi: 10.1053/j.gastro.2018.02.012. Epub 2018 Feb 10. No abstract available.


Unusually Short-Lived Solvent-Dependent Excited State in a Half-Sandwich Ru(II) Complex Induced by Low-Lying 3MC States.

Schneider KRA, Traber P, Reichardt C, Weiss H, Kupfer S, Görls H, Gräfe S, Weigand W, Dietzek B.

J Phys Chem A. 2018 Feb 15;122(6):1550-1559. doi: 10.1021/acs.jpca.7b11470. Epub 2018 Feb 2.


Kidney Biomarkers and Decline in eGFR in Patients with Type 2 Diabetes.

Garlo KG, White WB, Bakris GL, Zannad F, Wilson CA, Kupfer S, Vaduganathan M, Morrow DA, Cannon CP, Charytan DM.

Clin J Am Soc Nephrol. 2018 Mar 7;13(3):398-405. doi: 10.2215/CJN.05280517. Epub 2018 Jan 16.


Colorectal Carcinomas With Isolated Loss of PMS2 Staining by Immunohistochemistry.

Alpert L, Pai RK, Srivastava A, McKinnon W, Wilcox R, Yantiss RK, Arcega R, Wang HL, Robert ME, Liu X, Pai RK, Zhao L, Westerhoff M, Hampel H, Kupfer S, Setia N, Xiao SY, Hart J, Frankel WL.

Arch Pathol Lab Med. 2018 Apr;142(4):523-528. doi: 10.5858/arpa.2017-0156-OA. Epub 2018 Jan 16.


A randomized titrate-to-target study comparing fixed-dose combinations of azilsartan medoxomil and chlorthalidone with olmesartan and hydrochlorothiazide in stage-2 systolic hypertension.

Cushman WC, Bakris GL, White WB, Weber MA, Sica D, Roberts A, Lloyd E, Kupfer S.

J Hypertens. 2018 Apr;36(4):947-956. doi: 10.1097/HJH.0000000000001647.


Computed Tomography Colonography vs Colonoscopy for Colorectal Cancer Surveillance After Surgery.

Weinberg DS, Pickhardt PJ, Bruining DH, Edwards K, Fletcher JG, Gollub MJ, Keenan EM, Kupfer SS, Li T, Lubner SJ, Markowitz AJ, Ross EA.

Gastroenterology. 2018 Mar;154(4):927-934.e4. doi: 10.1053/j.gastro.2017.11.025. Epub 2017 Nov 22.


Functional Genomics of Host-Microbiome Interactions in Humans.

Luca F, Kupfer SS, Knights D, Khoruts A, Blekhman R.

Trends Genet. 2018 Jan;34(1):30-40. doi: 10.1016/j.tig.2017.10.001. Epub 2017 Oct 26. Review.


Prospective Trial Evaluating the Surgical Anastomosis at One-Year Colorectal Cancer Surveillance: CT Colonography Versus Optical Colonoscopy and Implications for Patient Care.

Pickhardt PJ, Edwards K, Bruining DH, Gollub M, Kupfer S, Lubner SJ, Kim DH, Ross E, Keenan E, Weinberg DS.

Dis Colon Rectum. 2017 Nov;60(11):1162-1167. doi: 10.1097/DCR.0000000000000845.


Light-responsive paper strips as CO-releasing material with a colourimetric response.

Reddy G U, Liu J, Hoffmann P, Steinmetzer J, Görls H, Kupfer S, Askes SHC, Neugebauer U, Gräfe S, Schiller A.

Chem Sci. 2017 Sep 1;8(9):6555-6560. doi: 10.1039/c7sc01692a. Epub 2017 Jul 26.


Genetic variation in the vitamin D related pathway and breast cancer risk in women of African ancestry in the root consortium.

Wang S, Huo D, Kupfer S, Alleyne D, Ogundiran TO, Ojengbede O, Zheng W, Nathanson KL, Nemesure B, Ambs S, Olopade OI, Zheng Y.

Int J Cancer. 2018 Jan 1;142(1):36-43. doi: 10.1002/ijc.31038. Epub 2017 Sep 23.


Disparities Among Gastrointestinal Disorders in Research Funding From the National Institutes of Health.

Clerx E, Kupfer SS, Leffler DA; North American Society for the Study of Celiac Disease.

Gastroenterology. 2017 Oct;153(4):877-880. doi: 10.1053/j.gastro.2017.08.051. Epub 2017 Sep 1. No abstract available.


Racial Disparity in Gastrointestinal Cancer Risk.

Ashktorab H, Kupfer SS, Brim H, Carethers JM.

Gastroenterology. 2017 Oct;153(4):910-923. doi: 10.1053/j.gastro.2017.08.018. Epub 2017 Aug 12. Review.

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