Interconnection of competence, stress and CiaR regulons in Streptococcus pneumoniae: competence triggers stationary phase autolysis of ciaR mutant cells

…, K Overweg, M Reuter, B Martin, J Wells… - Molecular …, 2004 - Wiley Online Library
… The purpose of our experiment was to evaluate the impact of the absence of the CiaR
ciaR cells. To eliminate the derepression of competence that characterizes ciaR mutants, a ciaR

[PDF][PDF] Streptococcus pneumoniae senses a human-like sialic acid profile via the response regulator CiaR

K Hentrich, J Löfling, A Pathak, V Nizet, A Varki… - Cell host & …, 2016 - cell.com
… Consequently, the preferential upregulation of nanA and satA in TIGR4 bacteria exposed to
Neu5Ac compared with Neu5Gc is CiaR-dependent. To test whether the RR CiaR affects the …

Identification of the genes directly controlled by the response regulator CiaR in Streptococcus pneumoniae: five out of 15 promoters drive expression of small non …

A Halfmann, M Kovács, R Hakenbeck… - Molecular …, 2007 - Wiley Online Library
CiaR response regulator to promoter fragments and for CiaR-mediated in vivo regulation …
and manL promoters by CiaR is direct, we determined DNA binding activity of CiaR to promoter …

Teacher competency development: Teaching with tablet technology through Classroom Innovative Action Research (CIAR) coaching process

J Nasongkhla, S Sujiva - Procedia-Social and Behavioral Sciences, 2015 - Elsevier
… The findings of this study ensure the CIAR coaching process to be an effective nation wide
… development process for a CIAR coaching process. Using the CIAR coaching process, the …

Regulation of PhoB on biofilm formation and hemolysin gene hlyA and ciaR of Streptococcus agalactiae

…, Y Peng, K Tan, P Xu, Z Wu, KY Kwan, J Jian - Veterinary …, 2024 - Elsevier
… The results of lacZ reporter and the bacterial one-hybridization method showed that PhoB
could directly bind to the promoter regions of hemolysin A and ciaR genes but not to the …

Control of Virulence by the Two-Component System CiaR/H Is Mediated via HtrA, a Major Virulence Factor of Streptococcus pneumoniae

YM Ibrahim, AR Kerr, J McCluskey… - Journal of …, 2004 - Am Soc Microbiol
… that CiaR positively regulates HtrA and that this regulation is probably direct, as the CiaR
was … Here we present evidence that the contribution of the CiaR/H system to thermotolerance, …

The Streptococcus pneumoniae cia Regulon: CiaR Target Sites and Transcription Profile Analysis

T Mascher, D Zähner, M Merai, N Balmelle… - Journal of …, 2003 - Am Soc Microbiol
… regulator CiaR should be located in the vicinity of CiaR binding sites. In order to identify such
CiaR target … We have modified this procedure for the response regulator CiaR and used an …

The CiaR Response Regulator in Group B Streptococcus Promotes Intracellular Survival and Resistance to Innate Immune Defenses

D Quach, NM Van Sorge, SA Kristian… - Journal of …, 2009 - Am Soc Microbiol
… Our results identify the GBS CiaR response regulator as a crucial factor in GBS intracellular
… on the role of CiaR. At the amino acid level, GBS CiaR demonstrated high similarity to CiaR

Vision for Avenue N

J Ciar - New Mexico Quarterly, 1942 - digitalrepository.unm.edu
… John CiarCiar, John. "Vision for Avenue N." New Mexico Quarterly 12, 3 (1942). …
Ciar: Vision for Avenue N …

Regulation of ciaXRH Operon Expression and Identification of the CiaR Regulon in Streptococcus mutans

C Wu, EA Ayala, JS Downey, J Merritt… - Journal of …, 2010 - Am Soc Microbiol
… We demonstrate that the ciaH mutation caused a >20-fold increase in ciaR transcript … that
overexpressed ciaR might be responsible for the observed ciaH phenotypes. When ciaR was …