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Helicobacter pylori Stress-Response: Definition of the HrcA Regulon.

Roncarati D, Pinatel E, Fiore E, Peano C, Loibman S, Scarlato V.

Microorganisms. 2019 Oct 11;7(10). pii: E436. doi: 10.3390/microorganisms7100436.


Absence of Protein A Expression Is Associated With Higher Capsule Production in Staphylococcal Isolates.

Brignoli T, Manetti AGO, Rosini R, Haag AF, Scarlato V, Bagnoli F, Delany I.

Front Microbiol. 2019 May 10;10:863. doi: 10.3389/fmicb.2019.00863. eCollection 2019.


The Helicobacter pylori Heat-Shock Repressor HspR: Definition of Its Direct Regulon and Characterization of the Cooperative DNA-Binding Mechanism on Its Own Promoter.

Pepe S, Pinatel E, Fiore E, Puccio S, Peano C, Brignoli T, Vannini A, Danielli A, Scarlato V, Roncarati D.

Front Microbiol. 2018 Aug 14;9:1887. doi: 10.3389/fmicb.2018.01887. eCollection 2018.


The Interplay between Two Transcriptional Repressors and Chaperones Orchestrates Helicobacter pylori Heat-Shock Response.

Roncarati D, Scarlato V.

Int J Mol Sci. 2018 Jun 7;19(6). pii: E1702. doi: 10.3390/ijms19061702. Review.


Regulation of heat-shock genes in bacteria: from signal sensing to gene expression output.

Roncarati D, Scarlato V.

FEMS Microbiol Rev. 2017 Jul 1;41(4):549-574. doi: 10.1093/femsre/fux015.


Insight into the essential role of the Helicobacter pylori HP1043 orphan response regulator: genome-wide identification and characterization of the DNA-binding sites.

Pelliciari S, Pinatel E, Vannini A, Peano C, Puccio S, De Bellis G, Danielli A, Scarlato V, Roncarati D.

Sci Rep. 2017 Jan 23;7:41063. doi: 10.1038/srep41063.


Correction: Sunitinib prevents cachexia and prolongs survival of mice bearing renal cancer by restraining STAT3 and MuRF-1 activation in muscle.

Pretto F, Ghilardi C, Moschetta M, Bassi A, Rovida A, Scarlato V, Talamini L, Fiordaliso F, Bisighini C, Damia G, Bani MR, Piccirillo R, Giavazzi R.

Oncotarget. 2016 Jun 21;7(25):38973. doi: 10.18632/oncotarget.9971. No abstract available.


HexR Controls Glucose-Responsive Genes and Central Carbon Metabolism in Neisseria meningitidis.

Antunes A, Golfieri G, Ferlicca F, Giuliani MM, Scarlato V, Delany I.

J Bacteriol. 2015 Dec 7;198(4):644-54. doi: 10.1128/JB.00659-15.


Global transcriptome analysis reveals small RNAs affecting Neisseria meningitidis bacteremia.

Fagnocchi L, Bottini S, Golfieri G, Fantappiè L, Ferlicca F, Antunes A, Guadagnuolo S, Del Tordello E, Siena E, Serruto D, Scarlato V, Muzzi A, Delany I.

PLoS One. 2015 May 7;10(5):e0126325. doi: 10.1371/journal.pone.0126325. eCollection 2015.


Sunitinib prevents cachexia and prolongs survival of mice bearing renal cancer by restraining STAT3 and MuRF-1 activation in muscle.

Pretto F, Ghilardi C, Moschetta M, Bassi A, Rovida A, Scarlato V, Talamini L, Fiordaliso F, Bisighini C, Damia G, Bani MR, Piccirillo R, Giavazzi R.

Oncotarget. 2015 Feb 20;6(5):3043-54. Erratum in: Oncotarget. 2016 Jun 21;7(25):38973.


In depth analysis of the Helicobacter pylori cag pathogenicity island transcriptional responses.

Vannini A, Roncarati D, Spinsanti M, Scarlato V, Danielli A.

PLoS One. 2014 Jun 3;9(6):e98416. doi: 10.1371/journal.pone.0098416. eCollection 2014.


The HrcA repressor is the thermosensor of the heat-shock regulatory circuit in the human pathogen Helicobacter pylori.

Roncarati D, Danielli A, Scarlato V.

Mol Microbiol. 2014 Jun;92(5):910-20. doi: 10.1111/mmi.12600. Epub 2014 Apr 21.


FeON-FeOFF: the Helicobacter pylori Fur regulator commutates iron-responsive transcription by discriminative readout of opposed DNA grooves.

Agriesti F, Roncarati D, Musiani F, Del Campo C, Iurlaro M, Sparla F, Ciurli S, Danielli A, Scarlato V.

Nucleic Acids Res. 2014 Mar;42(5):3138-51. doi: 10.1093/nar/gkt1258. Epub 2013 Dec 9.


Chemotherapy counteracts metastatic dissemination induced by antiangiogenic treatment in mice.

Rovida A, Castiglioni V, Decio A, Scarlato V, Scanziani E, Giavazzi R, Cesca M.

Mol Cancer Ther. 2013 Oct;12(10):2237-47. doi: 10.1158/1535-7163.MCT-13-0244. Epub 2013 Aug 5. Erratum in: Mol Cancer Ther. 2014 Jan;13(1):270.


A convenient and robust in vivo reporter system to monitor gene expression in the human pathogen Helicobacter pylori.

Vannini A, Agriesti F, Mosca F, Roncarati D, Scarlato V, Danielli A.

Appl Environ Microbiol. 2012 Sep;78(18):6524-33. doi: 10.1128/AEM.01252-12. Epub 2012 Jul 6.


In the NadR regulon, adhesins and diverse meningococcal functions are regulated in response to signals in human saliva.

Fagnocchi L, Pigozzi E, Scarlato V, Delany I.

J Bacteriol. 2012 Jan;194(2):460-74. doi: 10.1128/JB.06161-11. Epub 2011 Nov 11.


CbpA acts as a modulator of HspR repressor DNA binding activity in Helicobacter pylori.

Roncarati D, Danielli A, Scarlato V.

J Bacteriol. 2011 Oct;193(20):5629-36. doi: 10.1128/JB.05295-11. Epub 2011 Aug 12.


Identification of the in vitro target of an iron-responsive AraC-like protein from Neisseria meningitidis that is in a regulatory cascade with Fur.

Fantappiè L, Scarlato V, Delany I.

Microbiology. 2011 Aug;157(Pt 8):2235-47. doi: 10.1099/mic.0.048033-0. Epub 2011 May 20.


A novel Hfq-dependent sRNA that is under FNR control and is synthesized in oxygen limitation in Neisseria meningitidis.

Fantappiè L, Oriente F, Muzzi A, Serruto D, Scarlato V, Delany I.

Mol Microbiol. 2011 Apr;80(2):507-23. doi: 10.1111/j.1365-2958.2011.07592.x. Epub 2011 Mar 7.


Motility, Chemotaxis, and Flagella.

Spohn G, Scarlato V.

In: Mobley HLT, Mendz GL, Hazell SL, editors. Helicobacter pylori: Physiology and Genetics. Washington (DC): ASM Press; 2001. Chapter 21.


In vivo recognition of the fecA3 target promoter by Helicobacter pylori NikR.

Romagnoli S, Agriesti F, Scarlato V.

J Bacteriol. 2011 Mar;193(5):1131-41. doi: 10.1128/JB.01153-10. Epub 2011 Jan 7.


E-3810 is a potent dual inhibitor of VEGFR and FGFR that exerts antitumor activity in multiple preclinical models.

Bello E, Colella G, Scarlato V, Oliva P, Berndt A, Valbusa G, Serra SC, D'Incalci M, Cavalletti E, Giavazzi R, Damia G, Camboni G.

Cancer Res. 2011 Feb 15;71(4):1396-405. doi: 10.1158/0008-5472.CAN-10-2700. Epub 2011 Jan 6.


Regulatory circuits in Helicobacter pylori : network motifs and regulators involved in metal-dependent responses.

Danielli A, Scarlato V.

FEMS Microbiol Rev. 2010 Sep;34(5):738-52. doi: 10.1111/j.1574-6976.2010.00233.x. Epub 2010 May 19. Review.


A novel phase variation mechanism in the meningococcus driven by a ligand-responsive repressor and differential spacing of distal promoter elements.

Metruccio MM, Pigozzi E, Roncarati D, Berlanda Scorza F, Norais N, Hill SA, Scarlato V, Delany I.

PLoS Pathog. 2009 Dec;5(12):e1000710. doi: 10.1371/journal.ppat.1000710. Epub 2009 Dec 24.


Expression of factor H binding protein of meningococcus responds to oxygen limitation through a dedicated FNR-regulated promoter.

Oriente F, Scarlato V, Delany I.

J Bacteriol. 2010 Feb;192(3):691-701. doi: 10.1128/JB.01308-09. Epub 2009 Nov 30.


The effects of vandetanib on paclitaxel tumor distribution and antitumor activity in a xenograft model of human ovarian carcinoma.

Cesca M, Frapolli R, Berndt A, Scarlato V, Richter P, Kosmehl H, D'Incalci M, Ryan AJ, Giavazzi R.

Neoplasia. 2009 Nov;11(11):1155-64.


Impact of VEGF-dependent tumour micro-environment on EDB fibronectin expression by subcutaneous human tumour xenografts in nude mice.

Coltrini D, Ronca R, Belleri M, Zardi L, Indraccolo S, Scarlato V, Giavazzi R, Presta M.

J Pathol. 2009 Dec;219(4):455-62. doi: 10.1002/path.2626.


Growth phase and metal-dependent transcriptional regulation of the fecA genes in Helicobacter pylori.

Danielli A, Romagnoli S, Roncarati D, Costantino L, Delany I, Scarlato V.

J Bacteriol. 2009 Jun;191(11):3717-25. doi: 10.1128/JB.01741-08. Epub 2009 Apr 3.


The RNA chaperone Hfq is involved in stress response and virulence in Neisseria meningitidis and is a pleiotropic regulator of protein expression.

Fantappiè L, Metruccio MM, Seib KL, Oriente F, Cartocci E, Ferlicca F, Giuliani MM, Scarlato V, Delany I.

Infect Immun. 2009 May;77(5):1842-53. doi: 10.1128/IAI.01216-08. Epub 2009 Feb 17.


The Hfq-dependent small noncoding RNA NrrF directly mediates Fur-dependent positive regulation of succinate dehydrogenase in Neisseria meningitidis.

Metruccio MM, Fantappiè L, Serruto D, Muzzi A, Roncarati D, Donati C, Scarlato V, Delany I.

J Bacteriol. 2009 Feb;191(4):1330-42. doi: 10.1128/JB.00849-08. Epub 2008 Dec 5.


OxyR tightly regulates catalase expression in Neisseria meningitidis through both repression and activation mechanisms.

Ieva R, Roncarati D, Metruccio MM, Seib KL, Scarlato V, Delany I.

Mol Microbiol. 2008 Dec;70(5):1152-65. doi: 10.1111/j.1365-2958.2008.06468.x.


High-affinity Ni2+ binding selectively promotes binding of Helicobacter pylori NikR to its target urease promoter.

Zambelli B, Danielli A, Romagnoli S, Neyroz P, Ciurli S, Scarlato V.

J Mol Biol. 2008 Nov 28;383(5):1129-43. doi: 10.1016/j.jmb.2008.08.066. Epub 2008 Sep 4.


The Ni2+ binding properties of Helicobacter pylori NikR.

Zambelli B, Bellucci M, Danielli A, Scarlato V, Ciurli S.

Chem Commun (Camb). 2007 Sep 21;(35):3649-51. Epub 2007 Jun 28.


Transcriptional regulation of stress response and motility functions in Helicobacter pylori is mediated by HspR and HrcA.

Roncarati D, Danielli A, Spohn G, Delany I, Scarlato V.

J Bacteriol. 2007 Oct;189(20):7234-43. Epub 2007 Aug 10.


Expression, purification and characterization of the membrane-associated HrcA repressor protein of Helicobacter pylori.

Roncarati D, Spohn G, Tango N, Danielli A, Delany I, Scarlato V.

Protein Expr Purif. 2007 Feb;51(2):267-75. Epub 2006 Aug 17.


In vivo dissection of the Helicobacter pylori Fur regulatory circuit by genome-wide location analysis.

Danielli A, Roncarati D, Delany I, Chiarini V, Rappuoli R, Scarlato V.

J Bacteriol. 2006 Jul;188(13):4654-62.


Effect of Neisseria meningitidis fur mutations on global control of gene transcription.

Delany I, Grifantini R, Bartolini E, Rappuoli R, Scarlato V.

J Bacteriol. 2006 Apr;188(7):2483-92.


In vitro analysis of protein-operator interactions of the NikR and fur metal-responsive regulators of coregulated genes in Helicobacter pylori.

Delany I, Ieva R, Soragni A, Hilleringmann M, Rappuoli R, Scarlato V.

J Bacteriol. 2005 Nov;187(22):7703-15.


Phosphate flow in the chemotactic response system of Helicobacter pylori.

Jiménez-Pearson MA, Delany I, Scarlato V, Beier D.

Microbiology. 2005 Oct;151(Pt 10):3299-311.


CrgA is an inducible LysR-type regulator of Neisseria meningitidis, acting both as a repressor and as an activator of gene transcription.

Ieva R, Alaimo C, Delany I, Spohn G, Rappuoli R, Scarlato V.

J Bacteriol. 2005 May;187(10):3421-30.


Dual control of Helicobacter pylori heat shock gene transcription by HspR and HrcA.

Spohn G, Danielli A, Roncarati D, Delany I, Rappuoli R, Scarlato V.

J Bacteriol. 2004 May;186(10):2956-65.


The iron-responsive regulator fur is transcriptionally autoregulated and not essential in Neisseria meningitidis.

Delany I, Ieva R, Alaimo C, Rappuoli R, Scarlato V.

J Bacteriol. 2003 Oct;185(20):6032-41.


Genetic detoxification of bacterial toxins.

Pizza M, Fontana MR, Scarlato V, Rappuoli R.

Methods Mol Med. 2003;87:133-52. No abstract available.


Autoregulation of Helicobacter pylori Fur revealed by functional analysis of the iron-binding site.

Delany I, Spohn G, Pacheco AB, Ieva R, Alaimo C, Rappuoli R, Scarlato V.

Mol Microbiol. 2002 Nov;46(4):1107-22.


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