Results 71 to 80 of about 651,815 (307)

The Role of Bacteriophage-Derived Small RNA Molecules in Bacterial and Phage Interactions

open access: yesViruses
Small regulatory RNAs (sRNAs) play a critical role in bacterial gene expression, modulating various cellular processes, including stress responses, metabolism, virulence, and many others.
Natalia Lewandowska   +5 more
doaj   +1 more source

A Prophage-Encoded Small RNA Controls Metabolism and Cell Division in Escherichia coli

open access: yesmSystems, 2016
Hundreds of small RNAs (sRNAs) have been identified in diverse bacterial species, and while the functions of most remain unknown, some regulate key processes, particularly stress responses.
Divya Balasubramanian   +3 more
doaj   +1 more source

Nitric oxide mediates antimicrobial peptide gene expression by activating eicosanoid signaling. [PDF]

open access: yesPLoS ONE, 2018
Nitric oxide (NO) mediates both cellular and humoral immune responses in insects. Its mediation of cellular immune responses uses eicosanoids as a downstream signal.
Md Sadekuzzaman, Yonggyun Kim
doaj   +1 more source

Bacterial Bioluminescence Regulates Expression of a Host Cryptochrome Gene in the Squid-Vibrio Symbiosis [PDF]

open access: yesmBio, 2013
ABSTRACTThe symbiosis between the squidEuprymna scolopesand its luminous symbiont,Vibrio fischeri, is characterized by daily transcriptional rhythms in both partners and daily fluctuations in symbiont luminescence. In this study, we sought to determine whether symbionts affect host transcriptional rhythms. We identified two transcripts in host tissues (
Elizabeth A. C. Heath-Heckman   +5 more
openaire   +3 more sources

Cu,Zn superoxide dismutase genes in Tribolium castaneum: evolution, molecular characterisation and gene expression during immune priming. [PDF]

open access: yes, 2017
The production of reactive oxygen species (ROS) is a normal consequence of the aerobic cell metabolism. Despite their high and potentially detrimental reactivity with various biomolecules, the endogenous production of ROS is a vital part of physiological,
Bakiu, Rigers   +5 more
core   +2 more sources

A Cre‐dependent lentiviral vector for neuron subtype‐specific expression of large proteins

open access: yesFEBS Letters, EarlyView.
We designed a versatile and modular lentivector comprising a Cre‐dependent switch and self‐cleaving 2A peptide and tested it for co‐expression of GFP and a 2.8 kb gene of interest (GOI) in mouse cortical parvalbumin (PV+) interneurons and midbrain dopamine (TH+) neurons.
Weixuan Xue   +6 more
wiley   +1 more source

Transcriptional regulation of bacterial virulence gene expression by molecular oxygen and nitric oxide [PDF]

open access: yesVirulence, 2014
Molecular oxygen (O2) and nitric oxide (NO) are diatomic gases that play major roles in infection. The host innate immune system generates reactive oxygen species and NO as bacteriocidal agents and both require O2 for their production. Furthermore, the ability to adapt to changes in O2 availability is crucial for many bacterial pathogens, as many ...
Green, J., Rolfe, M.D., Smith, L.J.
openaire   +2 more sources

Associated bacteria affect sexual reproduction by altering gene expression and metabolic processes in a biofilm inhabiting diatom [PDF]

open access: yes, 2019
Diatoms are unicellular algae with a fundamental role in global biogeochemical cycles as major primary producers at the base of aquatic food webs. In recent years, chemical communication between diatoms and associated bacteria has emerged as a key factor
Bilcke, Gust   +9 more
core   +2 more sources

The IQ‐compete assay for measuring mitochondrial protein import efficiencies in living yeast cells

open access: yesFEBS Letters, EarlyView.
The efficiency of mitochondrial protein import depends on the properties of the newly synthesized precursor proteins. The Import and de‐Quenching Competition (IQ‐compete) assay is a novel method to monitor the import efficiency of different proteins by fluorescence in living yeast cells.
Yasmin Hoffman   +3 more
wiley   +1 more source

Transcriptomic Analysis of Sinorhizobium meliloti and Medicago truncatula Symbiosis Using Nitrogen Fixation–Deficient Nodules

open access: yesMolecular Plant-Microbe Interactions, 2015
The bacterium Sinorhizobium meliloti interacts symbiotically with legume plant hosts such as Medicago truncatula to form nitrogen-fixing root nodules.
Claus Lang, Sharon R. Long
doaj   +1 more source

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