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Items: 1 to 50 of 85

1.

Retinal image quality in near-eye pupil-steered systems.

Ratnam K, Konrad R, Lanman D, Zannoli M.

Opt Express. 2019 Dec 23;27(26):38289-38311. doi: 10.1364/OE.27.038289.

PMID:
31878599
2.

Evaluation of trace metals in seawater, sediments, and bivalves of Nellore, southeast coast of India, by using multivariate and ecological tool.

Jha DK, Ratnam K, Rajaguru S, Dharani G, Devi MP, Kirubagaran R.

Mar Pollut Bull. 2019 Sep;146:1-10. doi: 10.1016/j.marpolbul.2019.05.044. Epub 2019 Jun 1.

PMID:
31426133
3.

Loss of Foveal Cone Structure Precedes Loss of Visual Acuity in Patients With Rod-Cone Degeneration.

Bensinger E, Rinella N, Saud A, Loumou P, Ratnam K, Griffin S, Qin J, Porco TC, Roorda A, Duncan JL.

Invest Ophthalmol Vis Sci. 2019 Jul 1;60(8):3187-3196. doi: 10.1167/iovs.18-26245.

4.

Comparative appraisal of ghee and common vegetable oils for spectral characteristics in FT-MIR reflectance spectroscopy.

Antony B, Mehta BM, Sharma S, Ratnam K, Aparnathi KD.

J Food Sci Technol. 2018 Sep;55(9):3632-3639. doi: 10.1007/s13197-018-3289-5. Epub 2018 Jun 18.

5.

Relationship Between Foveal Cone Structure and Visual Acuity Measured With Adaptive Optics Scanning Laser Ophthalmoscopy in Retinal Degeneration.

Foote KG, Loumou P, Griffin S, Qin J, Ratnam K, Porco TC, Roorda A, Duncan JL.

Invest Ophthalmol Vis Sci. 2018 Jul 2;59(8):3385-3393. doi: 10.1167/iovs.17-23708.

6.

Dysflective cones: Visual function and cone reflectivity in long-term follow-up of acute bilateral foveolitis.

Tu JH, Foote KG, Lujan BJ, Ratnam K, Qin J, Gorin MB, Cunningham ET Jr, Tuten WS, Duncan JL, Roorda A.

Am J Ophthalmol Case Rep. 2017 Sep;7:14-19. doi: 10.1016/j.ajoc.2017.04.001. Epub 2017 Apr 12.

7.

Benefits of retinal image motion at the limits of spatial vision.

Ratnam K, Domdei N, Harmening WM, Roorda A.

J Vis. 2017 Jan 1;17(1):30. doi: 10.1167/17.1.30.

8.

Repeatability of Cone Spacing Measures in Eyes With Inherited Retinal Degenerations.

Zayit-Soudry S, Sippl-Swezey N, Porco TC, Lynch SK, Syed R, Ratnam K, Menghini M, Roorda AJ, Duncan JL.

Invest Ophthalmol Vis Sci. 2015 Sep 1;56(10):6179-89. doi: 10.1167/iovs.15-17010.

PMID:
26416092
9.

A structural equation modeling approach for the adoption of cloud computing to enhance the Malaysian healthcare sector.

Ratnam KA, Dominic PD, Ramayah T.

J Med Syst. 2014 Aug;38(8):82. doi: 10.1007/s10916-014-0082-5. Epub 2014 Jun 24.

PMID:
24957398
10.

Relationship between foveal cone structure and clinical measures of visual function in patients with inherited retinal degenerations.

Ratnam K, Carroll J, Porco TC, Duncan JL, Roorda A.

Invest Ophthalmol Vis Sci. 2013 Aug 28;54(8):5836-47. doi: 10.1167/iovs.13-12557.

11.

Experimental studies on the effect of different metallic substrates on marine biofouling.

Vedaprakash L, Dineshram R, Ratnam K, Lakshmi K, Jayaraj K, Mahesh Babu S, Venkatesan R, Shanmugam A.

Colloids Surf B Biointerfaces. 2013 Jun 1;106:1-10. doi: 10.1016/j.colsurfb.2013.01.007. Epub 2013 Jan 11.

PMID:
23434685
12.

High-resolution images of retinal structure in patients with choroideremia.

Syed R, Sundquist SM, Ratnam K, Zayit-Soudry S, Zhang Y, Crawford JB, MacDonald IM, Godara P, Rha J, Carroll J, Roorda A, Stepien KE, Duncan JL.

Invest Ophthalmol Vis Sci. 2013 Feb 1;54(2):950-61. doi: 10.1167/iovs.12-10707.

13.

Identification of a novel mutation in the CDHR1 gene in a family with recessive retinal degeneration.

Duncan JL, Roorda A, Navani M, Vishweswaraiah S, Syed R, Soudry S, Ratnam K, Gudiseva HV, Lee P, Gaasterland T, Ayyagari R.

Arch Ophthalmol. 2012 Oct;130(10):1301-8. doi: 10.1001/archophthalmol.2012.1906.

14.

Cone structure in patients with usher syndrome type III and mutations in the Clarin 1 gene.

Ratnam K, Västinsalo H, Roorda A, Sankila EM, Duncan JL.

JAMA Ophthalmol. 2013 Jan;131(1):67-74. doi: 10.1001/2013.jamaophthalmol.2.

15.

A systems approach identifies HIPK2 as a key regulator of kidney fibrosis.

Jin Y, Ratnam K, Chuang PY, Fan Y, Zhong Y, Dai Y, Mazloom AR, Chen EY, D'Agati V, Xiong H, Ross MJ, Chen N, Ma'ayan A, He JC.

Nat Med. 2012 Mar 11;18(4):580-8. doi: 10.1038/nm.2685.

16.

Abnormal cone structure in foveal schisis cavities in X-linked retinoschisis from mutations in exon 6 of the RS1 gene.

Duncan JL, Ratnam K, Birch DG, Sundquist SM, Lucero AS, Zhang Y, Meltzer M, Smaoui N, Roorda A.

Invest Ophthalmol Vis Sci. 2011 Dec 20;52(13):9614-23. doi: 10.1167/iovs.11-8600.

17.

Cone photoreceptor abnormalities correlate with vision loss in patients with Stargardt disease.

Chen Y, Ratnam K, Sundquist SM, Lujan B, Ayyagari R, Gudiseva VH, Roorda A, Duncan JL.

Invest Ophthalmol Vis Sci. 2011 May 17;52(6):3281-92. doi: 10.1167/iovs.10-6538.

18.

Chronic kidney disease after orthotopic liver transplantation in recipients receiving tacrolimus.

Garces G, Contreras G, Carvalho D, Jaraba IM, Carvalho C, Tzakis A, Moon J, Ratnam K, Roth D.

Clin Nephrol. 2011 Feb;75(2):150-7.

PMID:
21255545
19.

Role of the retinoic acid receptor-α in HIV-associated nephropathy.

Ratnam KK, Feng X, Chuang PY, Verma V, Lu TC, Wang J, Jin Y, Farias EF, Napoli JL, Chen N, Kaufman L, Takano T, D'Agati VD, Klotman PE, He JC.

Kidney Int. 2011 Mar;79(6):624-634. doi: 10.1038/ki.2010.470. Epub 2010 Dec 8.

20.

Longitudinal study of cone photoreceptors during retinal degeneration and in response to ciliary neurotrophic factor treatment.

Talcott KE, Ratnam K, Sundquist SM, Lucero AS, Lujan BJ, Tao W, Porco TC, Roorda A, Duncan JL.

Invest Ophthalmol Vis Sci. 2011 Apr 6;52(5):2219-26. doi: 10.1167/iovs.10-6479.

21.

Cone structure in retinal degeneration associated with mutations in the peripherin/RDS gene.

Duncan JL, Talcott KE, Ratnam K, Sundquist SM, Lucero AS, Day S, Zhang Y, Roorda A.

Invest Ophthalmol Vis Sci. 2011 Mar 1;52(3):1557-66. doi: 10.1167/iovs.10-6549.

22.

Biofouling studies on nanoparticle-based metal oxide coatings on glass coupons exposed to marine environment.

Dineshram R, Subasri R, Somaraju KR, Jayaraj K, Vedaprakash L, Ratnam K, Joshi SV, Venkatesan R.

Colloids Surf B Biointerfaces. 2009 Nov 1;74(1):75-83. doi: 10.1016/j.colsurfb.2009.06.028. Epub 2009 Jul 7.

PMID:
19647419
23.

Reduction of Stat3 activity attenuates HIV-induced kidney injury.

Feng X, Lu TC, Chuang PY, Fang W, Ratnam K, Xiong H, Ouyang X, Shen Y, Levy DE, Hyink D, Klotman M, D'Agati V, Iyengar R, Klotman PE, He JC.

J Am Soc Nephrol. 2009 Oct;20(10):2138-46. doi: 10.1681/ASN.2008080879. Epub 2009 Jul 16.

24.

Nef as a Proliferative Factor for Kidney Epithelial Cells in HIV-Associated Nephropathy.

Ratnam KK, He CJ, Klotman P.

Clin Med Oncol. 2008;2:539-45. Epub 2008 Oct 30. No abstract available.

25.

Current development of clinical inhibitors of poly(ADP-ribose) polymerase in oncology.

Ratnam K, Low JA.

Clin Cancer Res. 2007 Mar 1;13(5):1383-8. Review.

26.

Compression neuropathy of common peroneal nerve caused by an extraneural ganglion: a report of two cases.

Rawal A, Ratnam KR, Yin Q, Sinopidis C, Frostick SP.

Microsurgery. 2004;24(1):63-6.

PMID:
14748028
27.

Inhibitors of pantothenate kinase: novel antibiotics for staphylococcal infections.

Choudhry AE, Mandichak TL, Broskey JP, Egolf RW, Kinsland C, Begley TP, Seefeld MA, Ku TW, Brown JR, Zalacain M, Ratnam K.

Antimicrob Agents Chemother. 2003 Jun;47(6):2051-5.

28.

Effects of nelfinavir and its M8 metabolite on lymphocyte P-glycoprotein activity during antiretroviral therapy.

Donahue JP, Dowdy D, Ratnam KK, Hulgan T, Price J, Unutmaz D, Nicotera J, Raffanti S, Becker M, Haas DW.

Clin Pharmacol Ther. 2003 Jan;73(1):78-86. Erratum in: Clin Pharmacol Ther. 2003 Jun;73(6):576.

PMID:
12545146
29.
30.

Beta-lactamase-inhibitor combinations in the 21st century: current agents and new developments.

Miller LA, Ratnam K, Payne DJ.

Curr Opin Pharmacol. 2001 Oct;1(5):451-8. Review.

PMID:
11764769
31.

Identification and characterization of UDP-N-acetylenolpyruvylglucosamine reductase (MurB) from the Gram-positive pathogen Streptococcus pneumoniae.

Sylvester DR, Alvarez E, Patel A, Ratnam K, Kallender H, Wallis NG.

Biochem J. 2001 Apr 15;355(Pt 2):431-5.

32.

Structure-function aspects and inhibitor design of type 5 17beta-hydroxysteroid dehydrogenase (AKR1C3).

Penning TM, Burczynski ME, Jez JM, Lin HK, Ma H, Moore M, Ratnam K, Palackal N.

Mol Cell Endocrinol. 2001 Jan 22;171(1-2):137-49.

PMID:
11165022
34.
36.
37.

Analyses of the NRAMP1 and IFN-gammaR1 genes in women with Mycobacterium avium-intracellulare pulmonary disease.

Huang JH, Oefner PJ, Adi V, Ratnam K, Ruoss SJ, Trako E, Kao PN.

Am J Respir Crit Care Med. 1998 Feb;157(2):377-81.

PMID:
9476846
39.

Purification of xanthine dehydrogenase and sulfite oxidase from chicken liver.

Ratnam K, Brody MS, Hille R.

Prep Biochem Biotechnol. 1996 May;26(2):143-54.

PMID:
8784924
40.

Chronic discoid lupus erythematosus: an immunopathological and electron microscopic study.

Shahidullah M, Lee YS, Khor CJ, Ratnam KV.

Ann Acad Med Singapore. 1995 Nov;24(6):789-92.

PMID:
8838982
41.

Idiopathic hypersensitivity vasculitis: clinicopathologic correlation of 61 cases.

Ratnam KV, Boon YH, Pang BK.

Int J Dermatol. 1995 Nov;34(11):786-9.

PMID:
8543412
42.
44.

Calculus in urethral pseudodiverticulum.

Ketkar M, Agrawal G, Ratnam KL.

AJR Am J Roentgenol. 1995 Jan;164(1):264. No abstract available.

PMID:
7998564
45.

Portal venous pressure and the serum-ascites albumin concentration gradient.

Harjai KJ, Kamble MS, Ashar VJ, Anklesaria PS, Ratnam KL, Abraham P.

Cleve Clin J Med. 1995 Jan-Feb;62(1):62-7.

46.
47.

Current therapy of HIV associated infections and malignancies.

Ratnam KV, Goh A.

Singapore Med J. 1994 Jun;35(3):298-302. Review.

PMID:
7997909
48.

Pemphigus in remission: value of negative direct immunofluorescence in management.

Ratnam KV, Pang BK.

J Am Acad Dermatol. 1994 Apr;30(4):547-50.

PMID:
8157779
49.

Leukemia cutis.

Ratnam KV, Khor CJ, Su WP.

Dermatol Clin. 1994 Apr;12(2):419-31. Review.

PMID:
8045053
50.

Isthmico-cervical ectopic pregnancy following caesarean section.

Hingorani SR, Parulekar SV, Ratnam KL.

J Postgrad Med. 1994 Jan-Mar;40(1):33-5.

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