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Items: 1 to 50 of 157

1.

MicroRNA-298 reduces levels of human amyloid-β precursor protein (APP), β-site APP-converting enzyme 1 (BACE1) and specific tau protein moieties.

Chopra N, Wang R, Maloney B, Nho K, Beck JS, Pourshafie N, Niculescu A, Saykin AJ, Rinaldi C, Counts SE, Lahiri DK.

Mol Psychiatry. 2020 Jan 15. doi: 10.1038/s41380-019-0610-2. [Epub ahead of print]

PMID:
31942037
2.

The impact of quantitative CT-based tumor volumetric features on the outcomes of patients with limited stage small cell lung cancer.

Kamran SC, Coroller T, Milani N, Agrawal V, Baldini EH, Chen AB, Johnson BE, Kozono D, Franco I, Chopra N, Zeleznik R, Aerts HJWL, Mak R.

Radiat Oncol. 2020 Jan 14;15(1):14. doi: 10.1186/s13014-020-1460-4.

3.

A Memorable Telemetry Diagnosis of Transient "Tombstone" ST-Segment Elevations Instigating Ventricular Fibrillation.

El-Zein R, Shah A, Chopra N.

JACC Clin Electrophysiol. 2019 Dec;5(12):1475-1476. doi: 10.1016/j.jacep.2019.10.008. No abstract available.

PMID:
31857049
4.

Lithium alters expression of RNAs in a type-specific manner in differentiated human neuroblastoma neuronal cultures, including specific genes involved in Alzheimer's disease.

Maloney B, Balaraman Y, Liu Y, Chopra N, Edenberg HJ, Kelsoe J, Nurnberger JI, Lahiri DK.

Sci Rep. 2019 Dec 4;9(1):18261. doi: 10.1038/s41598-019-54076-3.

5.

Potentials of "stem cell-therapy" in pancreatic cancer: An update.

Chopra N, Choudhury S, Bhargava S, Wajid S, Ganguly NK.

Pancreatology. 2019 Dec;19(8):1034-1042. doi: 10.1016/j.pan.2019.09.016. Epub 2019 Oct 1. Review.

PMID:
31668563
6.

Pathological complete response to neoadjuvant systemic therapy in 789 early and locally advanced breast cancer patients: The Royal Marsden experience.

Battisti NML, True V, Chaabouni N, Chopra N, Lee K, Shepherd S, Shapira-Rotenberg T, Joshi R, McGrath S, Okines A, Parton M, Turner N, Mohammed K, Allen M, Johnston S, Ring A.

Breast Cancer Res Treat. 2019 Sep 18. doi: 10.1007/s10549-019-05444-0. [Epub ahead of print]

PMID:
31535318
7.

Biophysical Characterization and Drug Delivery Potential of Exosomes from Human Wharton's Jelly-Derived Mesenchymal Stem Cells.

Chopra N, Dutt Arya B, Jain N, Yadav P, Wajid S, Singh SP, Choudhury S.

ACS Omega. 2019 Aug 9;4(8):13143-13152. doi: 10.1021/acsomega.9b01180. eCollection 2019 Aug 20.

8.

Exploring the Role of Consecutive Addition of Nitrogen Atoms on Stability and Reactivity of Hydrogen-Bonded Azine-Water Complexes.

Chopra N, Chopra G, Kaur D.

ACS Omega. 2019 May 3;4(5):8112-8121. doi: 10.1021/acsomega.8b03496. eCollection 2019 May 31.

9.

Nature and Hierarchy of Hydrogen-Bonding Interactions in Binary Complexes of Azoles with Water and Hydrogen Peroxide.

Chopra N, Kaur D, Chopra G.

ACS Omega. 2018 Oct 5;3(10):12688-12702. doi: 10.1021/acsomega.8b01523. eCollection 2018 Oct 31.

10.

Assessment of Molecular Relapse Detection in Early-Stage Breast Cancer.

Garcia-Murillas I, Chopra N, Comino-Méndez I, Beaney M, Tovey H, Cutts RJ, Swift C, Kriplani D, Afentakis M, Hrebien S, Walsh-Crestani G, Barry P, Johnston SRD, Ring A, Bliss J, Russell S, Evans A, Skene A, Wheatley D, Dowsett M, Smith IE, Turner NC.

JAMA Oncol. 2019 Aug 1. doi: 10.1001/jamaoncol.2019.1838. [Epub ahead of print]

PMID:
31369045
11.

Effect of debranning on grains and meal characteristics of different Indian and exotic wheat varieties.

Katyal M, Singh N, Virdi AS, Kaur A, Chopra N, Agarwal S, Roy JK.

Food Res Int. 2019 Sep;123:327-339. doi: 10.1016/j.foodres.2019.04.036. Epub 2019 Apr 19.

PMID:
31284983
12.

Exposure to Electromagnetic Fields From Smart Utility Meters in GB; Part III) On-Site Measurements in Homes.

Calderon C, Addison D, Chopra N, Mann S, Maslanyj M, Peyman A.

Bioelectromagnetics. 2019 Sep;40(6):434-440. doi: 10.1002/bem.22202. Epub 2019 Jun 24. No abstract available.

PMID:
31236945
13.

Clinical Impact of Saline Volume Infused Through Irrigated-Tip Ablation Catheter in Low Acuity Paroxysmal Atrial Fibrillation Ablation Patients.

Chopra N, Amin AK, Gupta A, Fu EY, Nichols AJ, Nelson SD, Kleman JM, Kleman JM, Kidwell GA, Billakanty SR.

J Atr Fibrillation. 2018 Dec 31;11(4):2093. doi: 10.4022/jafib.2093. eCollection 2018 Dec.

14.

Cancer control in low- and middle-income countries: time for action.

Hack B, Piddock K, Stanway S, Balachandran K, Board R, Chopra N, Okonji D, Sirohi B, Sullivan R, Wakeham K.

J R Soc Med. 2019 Jun;112(6):213-217. doi: 10.1177/0141076819843653. Epub 2019 May 24. No abstract available.

PMID:
31124403
15.

Differential inflammatory response dynamics in normal lung following stereotactic body radiation therapy with protons versus photons.

Li Y, Dykstra M, Best TD, Pursley J, Chopra N, Keane FK, Khandekar MJ, Sharp GC, Paganetti H, Willers H, Fintelmann FJ, Grassberger C.

Radiother Oncol. 2019 Jul;136:169-175. doi: 10.1016/j.radonc.2019.04.004. Epub 2019 Apr 20.

PMID:
31015121
16.

Psychotropics in Your Medicine Cabinet: A Case Study of Dimenhydrinate Use.

Wen X, Di Paola F, Chopra N.

J Addict Med. 2019 Sep/Oct;13(5):412-414. doi: 10.1097/ADM.0000000000000511.

PMID:
30844875
17.

Composite Antropyloric Valve and Gluteus Maximus Muscle Wrap for Neoanal Reconstruction: Initial Results.

Chandra A, Mishra B, Kumar S, Chopra N, Gupta V, Dangi A, Gorla PK, Gupta V.

Dis Colon Rectum. 2019 Jan;62(1):104-111. doi: 10.1097/DCR.0000000000001232.

PMID:
30531266
18.

Laparoscopic management of hydatid cysts with biliary communication: Clips may rescue when suture fails-report of 3 cases.

Kumar S, Kulkarni R, Chopra N, Chandra A.

Turk J Surg. 2018 Nov 20:1-3. doi: 10.5152/turkjsurg.2018.4107. [Epub ahead of print]

PMID:
30475695
19.

Hard, medium-hard and extraordinarily soft wheat varieties: Comparison and relationship between various starch properties.

Katyal M, Singh N, Chopra N, Kaur A.

Int J Biol Macromol. 2019 Feb 15;123:1143-1149. doi: 10.1016/j.ijbiomac.2018.11.192. Epub 2018 Nov 20.

PMID:
30468807
20.

Toward Lung Tumor Localization based on Strain Variability of Lung Surface during Video-Assisted Thoracoscopic Surgery.

Chopra N, Nicholson-Smith CO, Shahbazi M, Malthaner R, Patel RV.

Conf Proc IEEE Eng Med Biol Soc. 2018 Jul;2018:4640-4643. doi: 10.1109/EMBC.2018.8513147.

PMID:
30441385
21.

Management of post cholecystectomy vascular injuries.

Gupta V, Gupta V, Joshi P, Kumar S, Kulkarni R, Chopra N, Pavankumar G, Chandra A.

Surgeon. 2019 Dec;17(6):326-333. doi: 10.1016/j.surge.2018.10.002. Epub 2018 Nov 3.

PMID:
30396859
22.

Fractionation and grain hardness effect on protein profiling, pasting and rheological properties of flours from medium-hard and extraordinarily soft wheat varieties.

Katyal M, Virdi AS, Singh N, Chopra N, Kaur A, Ahlawat AK, Singh AM.

J Food Sci Technol. 2018 Nov;55(11):4661-4674. doi: 10.1007/s13197-018-3433-2. Epub 2018 Sep 25.

23.

Corticosteroids in the Management of Severe Coccidioidomycosis.

Chang MR, Chopra N, Beenhouwer D, Goetz MB, Hoo GWS.

Am J Med. 2019 Jan;132(1):110-113. doi: 10.1016/j.amjmed.2018.09.020. Epub 2018 Oct 2.

PMID:
30290191
24.

Premature ventricular contraction-induced polymorphic ventricular tachycardia after leadless pacemaker implantation: A unique adverse effect of leadless pacing.

Amin AK, Billakanty SR, Chopra N, Fu EY, Nichols AJ, Kleman JM, Kidwell GA.

HeartRhythm Case Rep. 2018 Feb 2;4(5):180-183. doi: 10.1016/j.hrcr.2018.01.006. eCollection 2018 May. No abstract available.

25.

Very late occurrence of complete heart block without preexisting atrioventricular conduction abnormalities: A rare complication after transaortic valvular replacement.

Chopra N, Tong MS, Yakubov SJ.

HeartRhythm Case Rep. 2017 Nov 22;4(2):77-81. doi: 10.1016/j.hrcr.2017.11.010. eCollection 2018 Feb. No abstract available.

26.

Laparoscopic ventral rectopexy: A viable option in procidentia with redundant sigmoid - An Indian perspective.

Chandra A, Singh P, Kumar S, Chopra N, Gupta V, Joshi P, Gupta V.

J Minim Access Surg. 2018 Oct-Dec;14(4):304-310. doi: 10.4103/jmas.JMAS_106_17.

27.

Conserved cysteine variants of metagenomic derived polygalacturonase concurrently shift its optima at acidic pH and enhanced thermostability: structural and functional analysis.

Singh R, Kumar A, Chopra N, Mahajan R, Kaur J.

J Biomol Struct Dyn. 2019 Jan;37(1):265-273. doi: 10.1080/07391102.2018.1426045. Epub 2018 Jan 19.

PMID:
29310517
28.

Gun trauma and ophthalmic outcomes.

Chopra N, Gervasio KA, Kalosza B, Wu AY.

Eye (Lond). 2018 Apr;32(4):687-692. doi: 10.1038/eye.2017.249. Epub 2017 Dec 22.

29.

Cryo-mediated exfoliation and fracturing of layered materials into 2D quantum dots.

Wang Y, Liu Y, Zhang J, Wu J, Xu H, Wen X, Zhang X, Tiwary CS, Yang W, Vajtai R, Zhang Y, Chopra N, Odeh IN, Wu Y, Ajayan PM.

Sci Adv. 2017 Dec 15;3(12):e1701500. doi: 10.1126/sciadv.1701500. eCollection 2017 Dec.

30.

Structural and functional insights into thermostable and organic solvent stable variant Pro247-Ser of Bacillus lipase.

Chopra N, Kumar A, Kaur J.

Int J Biol Macromol. 2018 Mar;108:845-852. doi: 10.1016/j.ijbiomac.2017.10.176. Epub 2017 Oct 31.

PMID:
29101046
31.

Point mutation Arg153-His at surface of Bacillus lipase contributing towards increased thermostability and ester synthesis: insight into molecular network.

Chopra N, Kaur J.

Mol Cell Biochem. 2018 Jun;443(1-2):159-168. doi: 10.1007/s11010-017-3220-9. Epub 2017 Oct 30.

PMID:
29086164
32.

Seasonal Variation and Dengue Burden in Paediatric Patients in New Delhi.

Roy MP, Gupta R, Chopra N, Meena SK, Aggarwal KC.

J Trop Pediatr. 2018 Aug 1;64(4):336-341. doi: 10.1093/tropej/fmx077.

PMID:
29045735
33.

Liver hydatid cyst with cystobiliary communication: Laparoscopic surgery remains an effective option.

Chopra N, Gupta V; Rahul, Kumar S, Joshi P, Gupta V, Chandra A.

J Minim Access Surg. 2018 Jul-Sep;14(3):230-235. doi: 10.4103/jmas.JMAS_81_17.

34.

Hybrid MoS2/h-BN Nanofillers As Synergic Heat Dissipation and Reinforcement Additives in Epoxy Nanocomposites.

Ribeiro H, Trigueiro JPC, Silva WM, Woellner CF, Owuor PS, Cristian Chipara A, Lopes MC, Tiwary CS, Pedrotti JJ, Villegas Salvatierra R, Tour JM, Chopra N, Odeh IN, Silva GG, Ajayan PM.

ACS Appl Mater Interfaces. 2019 Jul 10;11(27):24485-24492. doi: 10.1021/acsami.7b09945. Epub 2017 Sep 26.

PMID:
28920429
35.

Extraordinarily soft, medium-hard and hard Indian wheat varieties: Composition, protein profile, dough and baking properties.

Katyal M, Singh N, Virdi AS, Kaur A, Chopra N, Ahlawat AK, Singh AM.

Food Res Int. 2017 Oct;100(Pt 2):306-317. doi: 10.1016/j.foodres.2017.08.050. Epub 2017 Aug 24.

PMID:
28888455
36.

Preoperative Assessment for Ambulatory Surgery.

Prabhakar A, Helander E, Chopra N, Kaye AJ, Urman RD, Kaye AD.

Curr Pain Headache Rep. 2017 Aug 31;21(10):43. doi: 10.1007/s11916-017-0643-7. Review.

PMID:
28861722
37.

The opioid epidemic: Challenges of sustained remission.

Chopra N, Marasa LH.

Int J Psychiatry Med. 2017 Mar;52(2):196-201. doi: 10.1177/0091217417720900.

PMID:
28792293
38.

An atypical presentation of alveolar soft part sarcoma of tongue.

Chopra N, Tanveer N.

J Lab Physicians. 2017 Jul-Sep;9(3):220-221. doi: 10.4103/JLP.JLP_22_17. No abstract available.

39.

Functional foods: How functional are they? A case report of supplement-induced psychosis.

Yadav P, Stigall K, Johnson HE, Rayapati AO, Chopra N.

Int J Psychiatry Med. 2016 Aug;51(6):479-485. doi: 10.1177/0091217417696733. Epub 2017 Mar 12.

PMID:
28629290
40.

Targeting PIK3CA-mutant advanced breast cancer in the clinical setting.

Chopra N, Turner NC.

Lancet Oncol. 2017 Jul;18(7):842-843. doi: 10.1016/S1470-2045(17)30430-8. Epub 2017 May 30. No abstract available.

PMID:
28576676
41.

A unique case of pulmonary embolism presenting as a paroxysmal atrial tachycardia instigated only by recumbency and stooping.

Chopra N.

HeartRhythm Case Rep. 2016 May 16;2(5):404-406. doi: 10.1016/j.hrcr.2016.05.003. eCollection 2016 Sep. No abstract available.

42.

Azithromycin Causes a Novel Proarrhythmic Syndrome.

Yang Z, Prinsen JK, Bersell KR, Shen W, Yermalitskaya L, Sidorova T, Luis PB, Hall L, Zhang W, Du L, Milne G, Tucker P, George AL Jr, Campbell CM, Pickett RA, Shaffer CM, Chopra N, Yang T, Knollmann BC, Roden DM, Murray KT.

Circ Arrhythm Electrophysiol. 2017 Apr;10(4). pii: e003560. doi: 10.1161/CIRCEP.115.003560.

43.

A new heterostructured SERS substrate: free-standing silicon nanowires decorated with graphene-encapsulated gold nanoparticles.

Li Y, Dykes J, Gilliam T, Chopra N.

Nanoscale. 2017 Apr 20;9(16):5263-5272. doi: 10.1039/c6nr09896g.

PMID:
28397912
44.

Molecular Details Underlying Dynamic Structures and Regulation of the Human 26S Proteasome.

Wang X, Cimermancic P, Yu C, Schweitzer A, Chopra N, Engel JL, Greenberg C, Huszagh AS, Beck F, Sakata E, Yang Y, Novitsky EJ, Leitner A, Nanni P, Kahraman A, Guo X, Dixon JE, Rychnovsky SD, Aebersold R, Baumeister W, Sali A, Huang L.

Mol Cell Proteomics. 2017 May;16(5):840-854. doi: 10.1074/mcp.M116.065326. Epub 2017 Mar 14.

45.

A metal-free electrocatalyst for carbon dioxide reduction to multi-carbon hydrocarbons and oxygenates.

Wu J, Ma S, Sun J, Gold JI, Tiwary C, Kim B, Zhu L, Chopra N, Odeh IN, Vajtai R, Yu AZ, Luo R, Lou J, Ding G, Kenis PJ, Ajayan PM.

Nat Commun. 2016 Dec 13;7:13869. doi: 10.1038/ncomms13869.

46.
47.

Network analysis of psoriasis reveals biological pathways and roles for coding and long non-coding RNAs.

Ahn R, Gupta R, Lai K, Chopra N, Arron ST, Liao W.

BMC Genomics. 2016 Oct 28;17(1):841.

48.

Novel Nuclear Factor-KappaB Targeting Peptide Suppresses β-Amyloid Induced Inflammatory and Apoptotic Responses in Neuronal Cells.

Srinivasan M, Bayon B, Chopra N, Lahiri DK.

PLoS One. 2016 Oct 20;11(10):e0160314. doi: 10.1371/journal.pone.0160314. eCollection 2016.

49.

An 11-Year-Old Boy With Sudden-Onset Abdominal Pain.

Chopra N, Chen CK, Carlson I, Jackson CC, Mavrogiorgos N.

Clin Infect Dis. 2016 Sep 15;63(6):844-5. doi: 10.1093/cid/ciw414. No abstract available.

PMID:
27559034
50.

Hydatid cyst of parotid: Report of unusual cytological findings extending the cytomorphological spectrum.

Arora VK, Chopra N, Singh P, Venugopal VK, Narang S.

Diagn Cytopathol. 2016 Sep;44(9):770-3. doi: 10.1002/dc.23515. Epub 2016 Jun 21.

PMID:
27324277

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