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Items: 1 to 50 of 82

1.

Left Atrial Mechanical Dispersion Assessed by Strain Echocardiography as an Independent Predictor of New-Onset Atrial Fibrillation: A Case-Control Study.

Kawakami H, Ramkumar S, Nolan M, Wright L, Yang H, Negishi K, Marwick TH.

J Am Soc Echocardiogr. 2019 Aug 26. pii: S0894-7317(19)30766-7. doi: 10.1016/j.echo.2019.06.002. [Epub ahead of print]

PMID:
31466848
2.

Soft Tissue Coverage for Defects around the Knee Joint.

R RB, Ramkumar S, Venkatramani H.

Indian J Plast Surg. 2019 Jan;52(1):125-133. doi: 10.1055/s-0039-1688536. Epub 2019 May 17. Review.

3.

Adamantinoma-Like Ewing's Family Tumor of the Sino Nasal Region: A Case Report and a Brief Review of Literature.

Mahadevan P, Ramkumar S, Gangadharan VP.

Case Rep Pathol. 2019 May 7;2019:5158182. doi: 10.1155/2019/5158182. eCollection 2019.

4.

Nivolumab in Patients with Recurrent or Metastatic Squamous Cell Carcinoma of the Head and Neck: Efficacy and Safety in CheckMate 141 by Prior Cetuximab Use.

Ferris RL, Licitra L, Fayette J, Even C, Blumenschein G Jr, Harrington KJ, Guigay J, Vokes EE, Saba NF, Haddad R, Ramkumar S, Russell J, Brossart P, Tahara M, Colevas AD, Concha-Benavente F, Lynch M, Li L, Gillison ML.

Clin Cancer Res. 2019 Sep 1;25(17):5221-5230. doi: 10.1158/1078-0432.CCR-18-3944. Epub 2019 Jun 25.

PMID:
31239321
5.

Partial remission in type 1 diabetes and associated factors: Analysis based on the insulin dose-adjusted hemoglobin A1c in children and adolescents from a regional diabetes center, Auckland, New Zealand.

Chiavaroli V, Derraik JGB, Jalaludin MY, Albert BB, Ramkumar S, Cutfield WS, Hofman PL, Jefferies CA.

Pediatr Diabetes. 2019 Jun 25. doi: 10.1111/pedi.12881. [Epub ahead of print]

PMID:
31237756
6.

Rudimentary Meningocele of the Scalp: A Pitfall in the Diagnosis of Vascular Neoplasms.

Ramkumar S.

Case Rep Pathol. 2018 Dec 26;2018:4847286. doi: 10.1155/2018/4847286. eCollection 2018.

7.

Left Atrial Strain Performance and its Application in Clinical Practice.

Haji K, Wong C, Wright L, Ramkumar S, Marwick TH.

JACC Cardiovasc Imaging. 2019 Jun;12(6):1093-1101. doi: 10.1016/j.jcmg.2018.11.009. Epub 2019 Jan 16. No abstract available.

PMID:
30660518
8.
9.

Association between Socio-Economic Status and Incident Atrial Fibrillation.

Ramkumar S, Ochi A, Yang H, Nerlekar N, D'Elia N, Potter EL, Murray IC, Nattraj N, Wang Y, Marwick TH.

Intern Med J. 2018 Dec 23. doi: 10.1111/imj.14214. [Epub ahead of print]

PMID:
30582260
10.

Reactive cysteine residues in the oxidative dimerization and Cu2+ induced aggregation of human γD-crystallin: Implications for age-related cataract.

Ramkumar S, Fan X, Wang B, Yang S, Monnier VM.

Biochim Biophys Acta Mol Basis Dis. 2018 Nov;1864(11):3595-3604. doi: 10.1016/j.bbadis.2018.08.021. Epub 2018 Aug 18.

PMID:
30251679
11.

Atrial fibrillation detection using single lead portable electrocardiographic monitoring: a systematic review and meta-analysis.

Ramkumar S, Nerlekar N, D'Souza D, Pol DJ, Kalman JM, Marwick TH.

BMJ Open. 2018 Sep 17;8(9):e024178. doi: 10.1136/bmjopen-2018-024178.

12.

The Biochemical Basis of Vitamin A Production from the Asymmetric Carotenoid β-Cryptoxanthin.

Kelly ME, Ramkumar S, Sun W, Colon Ortiz C, Kiser PD, Golczak M, von Lintig J.

ACS Chem Biol. 2018 Aug 17;13(8):2121-2129. doi: 10.1021/acschembio.8b00290. Epub 2018 Jun 15.

13.

Protective role of carotenoids in the visual cycle.

Widjaja-Adhi MAK, Ramkumar S, von Lintig J.

FASEB J. 2018 Jun 8:fj201800467R. doi: 10.1096/fj.201800467R. [Epub ahead of print]

PMID:
29882710
14.

NOACs Now Mainstream for the Use of Anticoagulation in Non-Valvular Atrial Fibrillation in Australia.

Pol D, Curtis C, Ramkumar S, Bittinger L.

Heart Lung Circ. 2019 Apr;28(4):e40-e42. doi: 10.1016/j.hlc.2018.03.010. Epub 2018 Mar 22.

PMID:
29861320
15.

Calcium Alginate Bead-mediated Enhancement of the Selective Recovery of a Lead Novel Antifungal Bacillomycin Variant.

Ramachandran R, Ramesh S, Ramkumar S, Chakrabarti A, Roy U.

Appl Biochem Biotechnol. 2018 Dec;186(4):917-936. doi: 10.1007/s12010-018-2778-3. Epub 2018 May 25.

PMID:
29797296
16.

Endodontic Management of Dilacerated Maxillary Central Incisor fused to a Supernumerary Tooth using Cone Beam Computed Tomography: An Unusual Clinical Presentation.

Vinothkumar TS, Kandaswamy D, Arathi G, Ramkumar S, Felsypremila G.

J Contemp Dent Pract. 2017 Jun 1;18(6):522-526.

PMID:
28621286
17.

A Goal Unrealized: Patient Empowerment on Hand Hygiene- A Web-Based Survey from India.

Vijayalakshmi S, Ramkumar S, Narayan KA, Vaithiyanathan P.

J Clin Diagn Res. 2017 Apr;11(4):LC12-LC16. doi: 10.7860/JCDR/2017/17626.9656. Epub 2017 Apr 1.

18.

Chemical complexity of protein determines optimal E. coli expression host; A comparative study using Erythropoietin, Streptokinase and Tumor Necrosis Factor Receptor.

Ramkumar S, Rabindranath Pai V, Thangadurai C, Priya Murugan V.

J Genet Eng Biotechnol. 2017 Jun;15(1):179-185. doi: 10.1016/j.jgeb.2016.12.006. Epub 2017 Jan 13.

19.

Association of the Active and Passive Components of Left Atrial Deformation with Left Ventricular Function.

Ramkumar S, Yang H, Wang Y, Nolan M, Negishi T, Negishi K, Marwick TH.

J Am Soc Echocardiogr. 2017 Jul;30(7):659-666. doi: 10.1016/j.echo.2017.03.014. Epub 2017 May 2.

PMID:
28476315
20.

Guideline-based intervention to reduce telemetry rates in a large tertiary centre.

Ramkumar S, Tsoi EH, Raghunath A, Dias FF, Li Wai Suen C, Tsoi AH, Mansfield DR.

Intern Med J. 2017 Jul;47(7):754-760. doi: 10.1111/imj.13452.

PMID:
28401682
21.

MRI-Based Texture Analysis to Differentiate Sinonasal Squamous Cell Carcinoma from Inverted Papilloma.

Ramkumar S, Ranjbar S, Ning S, Lal D, Zwart CM, Wood CP, Weindling SM, Wu T, Mitchell JR, Li J, Hoxworth JM.

AJNR Am J Neuroradiol. 2017 May;38(5):1019-1025. doi: 10.3174/ajnr.A5106. Epub 2017 Mar 2.

22.

Health-related quality of life among tuberculosis patients under Revised National Tuberculosis Control Programme in rural and urban Puducherry.

Ramkumar S, Vijayalakshmi S, Seetharaman N, Pajanivel R, Lokeshmaran A.

Indian J Tuberc. 2017 Jan;64(1):14-19. doi: 10.1016/j.ijtb.2016.11.004. Epub 2016 Dec 16.

PMID:
28166911
23.

Excision of Mucocele Using Diode Laser in Lower Lip.

Ramkumar S, Ramkumar L, Malathi N, Suganya R.

Case Rep Dent. 2016;2016:1746316. doi: 10.1155/2016/1746316. Epub 2016 Dec 21.

24.

Palatal Swelling: A Diagnostic Enigma.

Suganya R, Malathi N, Thamizhchelvan H, Ramkumar S, Giri GV.

Case Rep Dent. 2016;2016:1945907. Epub 2016 Nov 16.

25.

Relation of Functional Status to Risk of Development of Atrial Fibrillation.

Ramkumar S, Yang H, Wang Y, Nolan M, Negishi K, Sanders P, Marwick TH.

Am J Cardiol. 2017 Feb 15;119(4):572-578. doi: 10.1016/j.amjcard.2016.10.043. Epub 2016 Nov 16.

PMID:
27956001
26.

Retrospective Cohort Study Examining Reduced Intensity and Duration of Anticoagulant and Antiplatelet Therapy Following Left Atrial Appendage Occlusion with the WATCHMAN Device.

Tung MK, Ramkumar S, Cameron JD, Pang B, Nerlekar N, Kotschet E, Alison J.

Heart Lung Circ. 2017 May;26(5):477-485. doi: 10.1016/j.hlc.2016.09.009. Epub 2016 Nov 15.

PMID:
27916590
27.

Statin Therapy: Review of Safety and Potential Side Effects.

Ramkumar S, Raghunath A, Raghunath S.

Acta Cardiol Sin. 2016 Nov;32(6):631-639. Review.

28.

Safety and efficacy of valve repositioning during transcatheter aortic valve replacement with the Lotus Valve System.

Rashid HNZ, Gooley R, McCormick L, Zaman S, Ramkumar S, Jackson D, Amiruddin A, Nasis A, Cameron J, Meredith IT.

J Cardiol. 2017 Jul;70(1):55-61. doi: 10.1016/j.jjcc.2016.11.002. Epub 2016 Nov 25.

29.

Incidence and predictors of permanent pacemaker implantation following treatment with the repositionable Lotus™ transcatheter aortic valve.

Zaman S, McCormick L, Gooley R, Rashid H, Ramkumar S, Jackson D, Hui S, Meredith IT.

Catheter Cardiovasc Interv. 2017 Jul;90(1):147-154. doi: 10.1002/ccd.26857. Epub 2016 Nov 12.

PMID:
27862860
30.

Tuning the physical properties of organic sensitizers by replacing triphenylamine with new donors for dye sensitized solar cells - a theoretical approach.

Ramkumar S, Manidurai P.

Spectrochim Acta A Mol Biomol Spectrosc. 2017 Feb 15;173:425-431. doi: 10.1016/j.saa.2016.09.036. Epub 2016 Sep 21.

PMID:
27705847
31.

Salt and Pepper Pigmentation - Skin Manifestation of Systemic Sclerosis.

Vijayaraju D, Prakash G, Yoganandh T, Subramanian SR, Ramkumar S.

J Assoc Physicians India. 2015 Sep;63(9):70.

PMID:
27608870
32.

Feasibility and clinical outcomes in nonagenarians undergoing transcatheter aortic valve replacement with the LOTUS™ valve.

Ramkumar S, Rashid HN, Zaman S, McCormick L, Gooley R, Jackson D, Meredith IT.

J Geriatr Cardiol. 2016 Jul;13(7):636-8. doi: 10.11909/j.issn.1671-5411.2016.07.002. No abstract available.

33.

Feasibility of exercise stress echocardiography for cardiac risk assessment in chronic kidney disease patients prior to renal transplantation.

Nerlekar N, Mulley W, Rehmani H, Ramkumar S, Cheng K, Vasanthakumar SA, Rashid H, Barton T, Nasis A, Meredith IT, Moir S, Mottram PM.

Clin Transplant. 2016 Oct;30(10):1209-1215. doi: 10.1111/ctr.12796. Epub 2016 Aug 9.

PMID:
27327660
34.

Improving the delivery of veterinary services in India.

Rao SV, Rasheed Sulaiman V, Natchimuthu K, Ramkumar S, Sasidhar PV.

Rev Sci Tech. 2015 Dec;34(3):767-77.

35.

Extraction of impacted mandibular third molars - the effect of osteotomy at two speeds on peripheral bone: a histopathological analysis.

Siroraj AP, Giri G V V, Ramkumar S, Narasimhan M.

Br J Oral Maxillofac Surg. 2016 May;54(4):449-53. doi: 10.1016/j.bjoms.2016.02.008. Epub 2016 Mar 2.

PMID:
26947110
36.

Gram-negative organisms in peritoneal dialysis peritonitis: an early indication for surgery in patients with haemolytic uraemic syndrome?

Harwood R, Wilkinson D, Ramkumar S, Humphrey G.

Pediatr Surg Int. 2016 Mar;32(3):235-8. doi: 10.1007/s00383-015-3833-6. Epub 2015 Nov 17.

PMID:
26578260
37.

The Clots in Legs Or sTockings after Stroke (CLOTS) 3 trial: a randomised controlled trial to determine whether or not intermittent pneumatic compression reduces the risk of post-stroke deep vein thrombosis and to estimate its cost-effectiveness.

Dennis M, Sandercock P, Graham C, Forbes J; CLOTS (Clots in Legs Or sTockings after Stroke) Trials Collaboration, Smith J.

Health Technol Assess. 2015 Sep;19(76):1-90. doi: 10.3310/hta19760.

38.

An Argument for Salvage in Severe Lower Extremity Trauma with Posterior Tibial Nerve Injury: The Ganga Hospital Experience.

Momoh AO, Kumaran S, Lyons D, Venkatramani H, Ramkumar S, Chung KC, Sabapathy SR.

Plast Reconstr Surg. 2015 Dec;136(6):1337-52. doi: 10.1097/PRS.0000000000001814. Review.

39.

The Importance of Applying ACOSOG Z0011 Criteria in the Axillary Management of Invasive Lobular Carcinoma: A Multi-institutional Cohort Study.

Roberts A, Nofech-Mozes S, Youngson B, McCready DR, Al-Assi M, Ramkumar S, Cil T.

Ann Surg Oncol. 2015 Oct;22(10):3397-401. doi: 10.1245/s10434-015-4756-0. Epub 2015 Jul 28.

PMID:
26215196
40.

Bi-anchoring organic sensitizers of type D-(π-A)₂ comprising thiophene-2-acetonitrile as π-spacer and malonic acid as electron acceptor for dye sensitized solar cell applications.

Reddy GS, Ramkumar S, Asiri AM, Anandan S.

Spectrochim Acta A Mol Biomol Spectrosc. 2015 Jun 15;145:531-539. doi: 10.1016/j.saa.2015.03.032. Epub 2015 Mar 9.

PMID:
25801442
41.

Interaction of αA-crystallin F71L mutant with wild type αA- and αB-crystallins by mammalian two hybrid assay.

Ramkumar S, Thankappan B, Fujii N, Natarajaseenivasan K, Anbarasu K.

Int J Biol Macromol. 2015 May;76:102-8. doi: 10.1016/j.ijbiomac.2015.02.025. Epub 2015 Feb 23.

PMID:
25720831
42.

Real-time heterogeneous protein-protein interaction between αA-crystallin N-terminal mutants and αB-crystallin using quartz crystal microbalance (QCM).

Ramkumar S, Fujii N, Sakaue H, Fujii N, Thankappan B, kumari RP, Natarajaseenivasan K, Anbarasu K.

Amino Acids. 2015 May;47(5):1035-43. doi: 10.1007/s00726-015-1935-z. Epub 2015 Feb 19.

PMID:
25694240
43.

Transcriptional regulation of crystallin, redox, and apoptotic genes by C-Phycocyanin in the selenite-induced cataractogenic rat model.

Kumari RP, Ramkumar S, Thankappan B, Natarajaseenivasan K, Balaji S, Anbarasu K.

Mol Vis. 2015 Jan 14;21:26-39. eCollection 2015.

44.

Orthodontic-surgical management of a case of severe mandibular deficiency due to condylar ankylosis.

Padmanabhan S, Juvvadi S, Chithranjan AB, Ramkumar S, Kumar NN.

Indian J Dent Res. 2014 Sep-Oct;25(5):667-71. doi: 10.4103/0970-9290.147122.

45.

Effect of intermittent pneumatic compression on disability, living circumstances, quality of life, and hospital costs after stroke: secondary analyses from CLOTS 3, a randomised trial.

CLOTS (Clots in Legs Or sTockings after Stroke) Trials Collaboration.

Lancet Neurol. 2014 Dec;13(12):1186-92. doi: 10.1016/S1474-4422(14)70258-3. Epub 2014 Oct 31.

46.

Characterization of Bacillus spp. from the gastrointestinal tract of Labeo rohita--towards to identify novel probiotics against fish pathogens.

Thankappan B, Ramesh D, Ramkumar S, Natarajaseenivasan K, Anbarasu K.

Appl Biochem Biotechnol. 2015 Jan;175(1):340-53. doi: 10.1007/s12010-014-1270-y. Epub 2014 Oct 2.

PMID:
25274116
47.

Comparison of effect of gamma ray irradiation on wild-type and N-terminal mutants of αA-crystallin.

Ramkumar S, Fujii N, Fujii N, Thankappan B, Sakaue H, Ingu K, Natarajaseenivasan K, Anbarasu K.

Mol Vis. 2014 Jul 7;20:1002-16. eCollection 2014.

48.

Intestinal infestation with Fasciolopsis buski leading to acute kidney injury.

Karthikeyan G, Ramkumar V, Kumar SP, Ramkumar S, Selvamani S, Vetriveeran B, Karuppasamy N, Moses IC.

J Assoc Physicians India. 2013 Dec;61(12):936-8.

PMID:
24968560
49.

Bilateral thecoma presenting as premenopausal hirsutism: Laproscopic removal.

Ramkumar S, Jyotsna VP, Mallick S, Kachhawa G, Kandasamy D, Kriplani A, Ammini AC.

Indian J Endocrinol Metab. 2013 Dec;17(Suppl 3):S662-4. doi: 10.4103/2230-8210.123561.

50.

Ectopic insulin secreting neuroendocrine tumor of kidney with recurrent hypoglycemia: a diagnostic dilemma.

Ramkumar S, Dhingra A, Jyotsna V, Ganie MA, Das CJ, Seth A, Sharma MC, Bal CS.

BMC Endocr Disord. 2014 Apr 17;14:36. doi: 10.1186/1472-6823-14-36.

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