Results 61 to 70 of about 759,014 (317)

Enteropathogenic E. coli shows delayed attachment and host response in human jejunum organoid‐derived monolayers compared to HeLa cells

open access: yesFEBS Letters, EarlyView.
Enteropathogenic E. coli (EPEC) infects the human intestinal epithelium, resulting in severe illness and diarrhoea. In this study, we compared the infection of cancer‐derived cell lines with human organoid‐derived models of the small intestine. We observed a delayed in attachment, inflammation and cell death on primary cells, indicating that host ...
Mastura Neyazi   +5 more
wiley   +1 more source

Genetic regulation of iron responsive genes in sinorhizobium meliloti [PDF]

open access: yes, 2005
Iron is an essential nutrient for most bacteria. It is a crucial metal of many metalloenzymes and functions m important biological systems mamly as the cofactor of redox enzymes Bacteria must acquire iron from the environment where the metal is mainly ...
Viguier, Caroline
core  

Nanoplasmonic gene regulation [PDF]

open access: yesCurrent Opinion in Chemical Biology, 2010
This review focuses on the recent developments in nanoplasmonic gene regulations. Types of nanoplasmonic carriers and DNA/RNA cargo are described. Strategies to liberate cargo from their carriers using NIR and enable on-demand silencing of endogenous intracellular genes are reviewed.
Somin Eunice, Lee, Luke P, Lee
openaire   +2 more sources

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

dCas9 regulator to neutralize competition in CRISPRi circuits

open access: yesNature Communications, 2021
CRISPRi allows for the simultaneous control of many genes, however the sgRNAs compete for binding to dCas9. Here the authors design a dCas9 concentration regulator to allow independent regulation of multiple genes.
Hsin-Ho Huang   +6 more
doaj   +1 more source

Reversal of an immunity associated plant cell death program by the growth regulator auxin

open access: yes, 2007
One form of plant immunity against pathogens involves a rapid host programmed cell death at the site of infection accompanied by resistance, termed the hypersensitive response (HR).
Suresh Gopalan   +2 more
core   +1 more source

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

In vitro activities of licochalcone A against planktonic cells and biofilm of Enterococcus faecalis

open access: yesFrontiers in Microbiology, 2022
This study aims to evaluate the in vitro antibacterial and anti-biofilm activities of licochalcone A on Enterococcus faecalis and to investigate the possible target genes of licochalcone A in E. faecalis.
Xiaoju Liu   +19 more
doaj   +1 more source

Phosphatidylinositol 4‐kinase as a target of pathogens—friend or foe?

open access: yesFEBS Letters, EarlyView.
This graphical summary illustrates the roles of phosphatidylinositol 4‐kinases (PI4Ks). PI4Ks regulate key cellular processes and can be hijacked by pathogens, such as viruses, bacteria and parasites, to support their intracellular replication. Their dual role as essential host enzymes and pathogen cofactors makes them promising drug targets.
Ana C. Mendes   +3 more
wiley   +1 more source

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

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