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Items: 1 to 50 of 64

1.

CRISPR/Cas9-mediated gene deletion of the ompA gene in symbiotic Cedecea neteri impairs biofilm formation and reduces gut colonization of Aedes aegypti mosquitoes.

Hegde S, Nilyanimit P, Kozlova E, Anderson ER, Narra HP, Sahni SK, Heinz E, Hughes GL.

PLoS Negl Trop Dis. 2019 Dec 2;13(12):e0007883. doi: 10.1371/journal.pntd.0007883. eCollection 2019 Dec.

2.

Evolution, purification, and characterization of RC0497: a peptidoglycan amidase from the prototypical spotted fever species Rickettsia conorii.

Patel JG, Narra HP, Sepuru KM, Sahni A, Golla SR, Sahni A, Singh A, Schroeder CLC, Chowdhury IH, Popov VL, Sahni SK.

Biol Chem. 2020 Feb 25;401(2):249-262. doi: 10.1515/hsz-2018-0389.

PMID:
31299006
3.

Women's health 2019: Osteoporosis, breast cancer, contraception, and hormone therapy.

Moreno AC, Sahni SK, Smith TL, Batur P.

Cleve Clin J Med. 2019 Jun;86(6):400-406. doi: 10.3949/ccjm.86a.18130. Review.

4.

Global Transcriptomic Profiling of Pulmonary Gene Expression in an Experimental Murine Model of Rickettsia conorii Infection.

Narra HP, Sahni A, Khanipov K, Fofanov Y, Sahni SK.

Genes (Basel). 2019 Mar 8;10(3). pii: E204. doi: 10.3390/genes10030204.

5.

Enhancer Associated Long Non-coding RNA Transcription and Gene Regulation in Experimental Models of Rickettsial Infection.

Chowdhury IH, Narra HP, Sahni A, Khanipov K, Fofanov Y, Sahni SK.

Front Immunol. 2019 Jan 9;9:3014. doi: 10.3389/fimmu.2018.03014. eCollection 2018.

6.

MicroRNA-Regulated Rickettsial Invasion into Host Endothelium via Fibroblast Growth Factor 2 and Its Receptor FGFR1.

Sahni A, Narra HP, Patel J, Sahni SK.

Cells. 2018 Dec 1;7(12). pii: E240. doi: 10.3390/cells7120240.

7.

Pathogenesis of Rickettsial Diseases: Pathogenic and Immune Mechanisms of an Endotheliotropic Infection.

Sahni A, Fang R, Sahni SK, Walker DH.

Annu Rev Pathol. 2019 Jan 24;14:127-152. doi: 10.1146/annurev-pathmechdis-012418-012800. Epub 2018 Aug 27.

8.

Expression Profiling of Long Noncoding RNA Splice Variants in Human Microvascular Endothelial Cells: Lipopolysaccharide Effects In Vitro.

Chowdhury IH, Narra HP, Sahni A, Khanipov K, Schroeder CLC, Patel J, Fofanov Y, Sahni SK.

Mediators Inflamm. 2017;2017:3427461. doi: 10.1155/2017/3427461. Epub 2017 Sep 25.

9.

Fibroblast growth factor receptor-1 mediates internalization of pathogenic spotted fever rickettsiae into host endothelium.

Sahni A, Patel J, Narra HP, Schroeder CLC, Walker DH, Sahni SK.

PLoS One. 2017 Aug 14;12(8):e0183181. doi: 10.1371/journal.pone.0183181. eCollection 2017.

10.

Transcriptional profiling of Rickettsia prowazekii coding and non-coding transcripts during in vitro host-pathogen and vector-pathogen interactions.

Schroeder CLC, Narra HP, Sahni A, Khanipov K, Patel J, Fofanov Y, Sahni SK.

Ticks Tick Borne Dis. 2017 Oct;8(6):827-836. doi: 10.1016/j.ttbdis.2017.06.008. Epub 2017 Jun 29.

11.

MicroRNA Signature of Human Microvascular Endothelium Infected with Rickettsia rickettsii.

Sahni A, Narra HP, Patel J, Sahni SK.

Int J Mol Sci. 2017 Jul 9;18(7). pii: E1471. doi: 10.3390/ijms18071471.

12.

Small Regulatory RNAs of Rickettsia conorii.

Narra HP, Schroeder CL, Sahni A, Rojas M, Khanipov K, Fofanov Y, Sahni SK.

Sci Rep. 2016 Nov 11;6:36728. doi: 10.1038/srep36728.

13.

Bortezomib Effects on Human Microvascular Endothelium in vitro.

Sahni A, Thomasson ED, Shah R, Sahni SK.

Pharmacology. 2016;98(5-6):272-278. Epub 2016 Aug 27.

PMID:
27578289
14.

Identification and Characterization of Novel Small RNAs in Rickettsia prowazekii.

Schroeder CL, Narra HP, Sahni A, Rojas M, Khanipov K, Patel J, Shah R, Fofanov Y, Sahni SK.

Front Microbiol. 2016 Jun 8;7:859. doi: 10.3389/fmicb.2016.00859. eCollection 2016.

15.

Bacterial small RNAs in the Genus Rickettsia.

Schroeder CL, Narra HP, Rojas M, Sahni A, Patel J, Khanipov K, Wood TG, Fofanov Y, Sahni SK.

BMC Genomics. 2015 Dec 18;16:1075. doi: 10.1186/s12864-015-2293-7.

16.

Recent molecular insights into rickettsial pathogenesis and immunity.

Sahni SK, Narra HP, Sahni A, Walker DH.

Future Microbiol. 2013 Oct;8(10):1265-88. doi: 10.2217/fmb.13.102. Review.

17.
18.

Regulation of inducible heme oxygenase and cyclooxygenase isozymes in a mouse model of spotted fever group rickettsiosis.

Rydkina E, Turpin LC, Sahni A, Sahni SK.

Microb Pathog. 2012 Jul;53(1):28-36. doi: 10.1016/j.micpath.2012.03.010. Epub 2012 Apr 10.

19.

Rickettsia conorii infection stimulates the expression of ISG15 and ISG15 protease UBP43 in human microvascular endothelial cells.

Colonne PM, Sahni A, Sahni SK.

Biochem Biophys Res Commun. 2011 Dec 9;416(1-2):153-8. doi: 10.1016/j.bbrc.2011.11.015. Epub 2011 Nov 11.

20.
21.
22.

Progress in the functional analysis of rickettsial genes through directed mutagenesis of Rickettsia prowazekii phospholipase D.

Sahni SK, Rydkina E.

Future Microbiol. 2009 Dec;4(10):1249-53. doi: 10.2217/fmb.09.99. No abstract available.

PMID:
19995185
23.

Rickettsia rickettsii infection of human pulmonary microvascular endothelial cells: modulation of cyclooxygenase-2 expression.

Rydkina E, Turpin LC, Silverman DJ, Sahni SK.

Clin Microbiol Infect. 2009 Dec;15 Suppl 2:300-2. doi: 10.1111/j.1469-0691.2008.02247.x. Epub 2009 Apr 23. No abstract available.

24.

Selective activation of signal transducer and activator of transcription (STAT) proteins STAT1 and STAT3 in human endothelial cells infected with Rickettsia rickettsii.

Sahni SK, Kiriakidi S, Colonne MP, Sahni A, Silverman DJ.

Clin Microbiol Infect. 2009 Dec;15 Suppl 2:303-4. doi: 10.1111/j.1469-0691.2008.02248.x. Epub 2009 Apr 23. No abstract available.

25.

Rickettsia rickettsii infection protects human microvascular endothelial cells against staurosporine-induced apoptosis by a cIAP(2)-independent mechanism.

Bechelli JR, Rydkina E, Colonne PM, Sahni SK.

J Infect Dis. 2009 May 1;199(9):1389-98. doi: 10.1086/597805.

PMID:
19358671
26.

The VE-cadherin binding domain of fibrinogen induces endothelial barrier permeability and enhances transendothelial migration of malignant breast epithelial cells.

Sahni A, Arévalo MT, Sahni SK, Simpson-Haidaris PJ.

Int J Cancer. 2009 Aug 1;125(3):577-84. doi: 10.1002/ijc.24340.

27.

Host-cell interactions with pathogenic Rickettsia species.

Sahni SK, Rydkina E.

Future Microbiol. 2009 Apr;4(3):323-39. doi: 10.2217/fmb.09.6. Review.

28.

Activation of p38 mitogen-activated protein kinase module facilitates in vitro host cell invasion by Rickettsia rickettsii.

Rydkina E, Turpin LC, Sahni SK.

J Med Microbiol. 2008 Sep;57(Pt 9):1172-5. doi: 10.1099/jmm.0.47806-0. No abstract available.

PMID:
18719192
29.

The proteasome inhibitor MG132 induces nuclear translocation of erythroid transcription factor Nrf2 and cyclooxygenase-2 expression in human vascular endothelial cells.

Sahni SK, Rydkina E, Sahni A.

Thromb Res. 2008;122(6):820-5. doi: 10.1016/j.thromres.2008.01.011. Epub 2008 Apr 2. No abstract available.

PMID:
18377959
30.

Fibrinogen synthesized by cancer cells augments the proliferative effect of fibroblast growth factor-2 (FGF-2).

Sahni A, Simpson-Haidaris PJ, Sahni SK, Vaday GG, Francis CW.

J Thromb Haemost. 2008 Jan;6(1):176-83. Epub 2007 Oct 22.

31.

Comparative analysis of host-cell signalling mechanisms activated in response to infection with Rickettsia conorii and Rickettsia typhi.

Rydkina E, Sahni A, Silverman DJ, Sahni SK.

J Med Microbiol. 2007 Jul;56(Pt 7):896-906.

PMID:
17577053
32.
33.

Endothelial cell infection and hemostasis.

Sahni SK.

Thromb Res. 2007;119(5):531-49. Epub 2006 Jul 26. Review.

PMID:
16875715
34.

Potential roles for regulatory oxygenases in rickettsial pathogenesis.

Sahni SK, Rydkina E, Sahni A, Joshi SG, Silverman DJ.

Ann N Y Acad Sci. 2005 Dec;1063:207-14.

PMID:
16481516
35.

Similarities and differences in host cell signaling following infection with different Rickettsia species.

Rydkina E, Silverman DJ, Sahni SK.

Ann N Y Acad Sci. 2005 Dec;1063:203-6. Review.

PMID:
16481515
37.

Expression and secretion of chemotactic cytokines IL-8 and MCP-1 by human endothelial cells after Rickettsia rickettsii infection: regulation by nuclear transcription factor NF-kappaB.

Clifton DR, Rydkina E, Huyck H, Pryhuber G, Freeman RS, Silverman DJ, Sahni SK.

Int J Med Microbiol. 2005 Aug;295(4):267-78.

PMID:
16128401
38.

Endothelial cell activation by IL-1beta in the presence of fibrinogen requires alphavbeta3.

Sahni A, Sahni SK, Francis CW.

Arterioscler Thromb Vasc Biol. 2005 Oct;25(10):2222-7. Epub 2005 Aug 25.

PMID:
16123330
40.

Fibrinogen regulates the expression of inflammatory chemokines through NF-kappaB activation of endothelial cells.

Guo M, Sahni SK, Sahni A, Francis CW.

Thromb Haemost. 2004 Oct;92(4):858-66.

PMID:
15467918
41.

Fibrinogen binding potentiates FGF-2 but not VEGF induced expression of u-PA, u-PAR, and PAI-1 in endothelial cells.

Sahni A, Sahni SK, Simpson-Haidaris PJ, Francis CW.

J Thromb Haemost. 2004 Sep;2(9):1629-36.

43.

Selective modulation of antioxidant enzyme activities in host tissues during Rickettsia conorii infection.

Rydkina E, Sahni SK, Santucci LA, Turpin LC, Baggs RB, Silverman DJ.

Microb Pathog. 2004 Jun;36(6):293-301.

PMID:
15120155
44.

Interleukin-1beta but not IL-1alpha binds to fibrinogen and fibrin and has enhanced activity in the bound form.

Sahni A, Guo M, Sahni SK, Francis CW.

Blood. 2004 Jul 15;104(2):409-14. Epub 2004 Mar 23.

PMID:
15039285
45.

Interactions of Rickettsia rickettsii with endothelial nuclear factor-kappaB in a "cell-free" system.

Sahni SK, Rydkina E, Joshi SG, Sporn LA, Silverman DJ.

Ann N Y Acad Sci. 2003 Jun;990:635-41. No abstract available.

PMID:
12860701
47.
48.

Ultrasound improves tissue perfusion in ischemic tissue through a nitric oxide dependent mechanism.

Suchkova VN, Baggs RB, Sahni SK, Francis CW.

Thromb Haemost. 2002 Nov;88(5):865-70.

PMID:
12428107
49.

Rickettsia rickettsii infection of cultured human endothelial cells induces heme oxygenase 1 expression.

Rydkina E, Sahni A, Silverman DJ, Sahni SK.

Infect Immun. 2002 Aug;70(8):4045-52.

50.

An algorithm for automatic, computed-tomography-based source localization after prostate implant.

Li Z, Nalcacioglu IA, Ranka S, Sahni SK, Palta JR, Tomé W, Kim S.

Med Phys. 2001 Jul;28(7):1410-5.

PMID:
11488572

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