The signaling peptide PapR is required for the activity of the quorum-sensor PlcRa in Bacillus thuringiensis

E Huillet, L Bridoux, I Barboza, C Lemy… - …, 2020 - microbiologyresearch.org
… The plcR regulon is involved in the opportunistic properties of Bacillus thuringiensis and
Bacillus cereus in mice and insects. Microbiology 2000; 146:2825–2832 [View Article]…

Rap-Phr systems from plasmids pAW63 and pHT8-1 act together to regulate sporulation in the Bacillus thuringiensis serovar kurstaki HD73 strain

P Cardoso, F Fazion, S Perchat… - Applied and …, 2020 - Am Soc Microbiol
… with PlcR and for activation of the PlcR regulon (55… This RNPP regulator, involved in the
oxidative stress response … of PlcR, suggesting a high and unexpected versatility of PlcRa (62). …

MogR Is a Ubiquitous Transcriptional Repressor Affecting Motility, Biofilm Formation and Virulence in Bacillus thuringiensis

V Smith, M Josefsen, T Lindbäck, IK Hegna… - Frontiers in …, 2020 - frontiersin.org
… cereus is an extracellular opportunistic pathogen. The … fail to identify all members of a regulon.
This was for example the … mechanisms involving PlcR and MogR will require further study. …

From cereus to anthrax and back again: The role of the PlcR regulator in the “cross-over” strain Bacillus cereus G9241

S Manoharan, G Taylor-Joyce, TA Brooker… - bioRxiv, 2022 - biorxiv.org
… out to identify how PlcR, AtxA and their respective regulons are … PlcR-PapR circuit involved
in preventing the expression of … from Bacillus thuringiensis 407 Cry − ΔplcR (Bt ΔplcR) mutant …

Expression of the Bacillus thuringiensis vip3A Insecticidal Toxin Gene Is Activated at the Onset of Stationary Phase by VipR, an Autoregulated Transcription Factor

H Chen, E Verplaetse, L Slamti… - Microbiology Spectrum, 2022 - Am Soc Microbiol
… , we have characterized a novel regulator involved in the entomopathogenic potency of B. …
factors, including those belonging to the PlcR virulence regulon (9, 10). Moreover, several …

The importance of the PapR7 C-terminus and amide protons in mediating quorum sensing in Bacillus cereus

M Gorgan, SV Ofri, ER Engler, A Yehuda… - Research in …, 2023 - Elsevier
… The opportunistic human pathogen Bacillus cereus controls the … for effective QS inhibition
of the PlcR regulon. Through β-… The insect pathogen Bacillus thuringiensis and Bacillus

Laser capture microdissection to study Bacillus cereus iron homeostasis gene expression during Galleria mellonella in vivo gut colonization

L Consentino, A Rejasse, N Crapart, C Bevilacqua… - Virulence, 2021 - Taylor & Francis
Bacillus cereus is a Gram-positive opportunistic pathogen … , Bacillus thuringiensis, both
of which are involved in intestinal … since the PlcR regulon is important for full virulence of B. …

A sporulation-independent way of life for Bacillus thuringiensis in the late stages of an infection

H Toukabri, D Lereclus, L Slamti - Mbio, 2023 - Am Soc Microbiol
… We found that most of the genes belonging to the NprR regulon were downregulated compared
to … should examine the involvement of this regulatory protein in the maintenance of B. …

Tandem Mass Tag-Based Quantitative Proteomics and Virulence Phenotype of Hemolymph-Treated Bacillus thuringiensis kurstaki Cells Reveal New Insights on …

Y Sun, L Yang, L Rodríguez-Cabrera, Y Ding… - Microbiology …, 2021 - Am Soc Microbiol
… expression of plcR is required for the activation of the PlcR virulence regulon and Bt’s … the
DAPs identified in this study are directly involved in these processes. Future experiments in our …

The Alternative Sigma Factor SigB is required for the pathogenicity of Bacillus thuringiensis

S Henry, D Lereclus, L Slamti - Journal of Bacteriology, 2020 - Am Soc Microbiol
… cereus, PlcR regulates the transcription of the main nonspecific virulence factors and is …
stress proteins, the regulon includes genes whose product could be involved in the bacterial …