Results 101 to 110 of about 44,353 (243)

Capturing the ‘ome’ : the expanding molecular toolbox for RNA and DNA library construction [PDF]

open access: yes, 2018
All sequencing experiments and most functional genomics screens rely on the generation of libraries to comprehensively capture pools of targeted sequences.
Boone, Morgane   +2 more
core   +2 more sources

Distinct co-evolution patterns of genes associated to DNA polymerase III DnaE and PolC

open access: yesBMC Genomics, 2012
Background Bacterial genomes displaying a strong bias between the leading and the lagging strand of DNA replication encode two DNA polymerases III, DnaE and PolC, rather than a single one.
Engelen Stefan   +3 more
doaj   +1 more source

Proteomic alterations of Escherichia coli by paraquat [PDF]

open access: yes, 2010
Paraquat (PQ; a widely used herbicide) exerts its harmful effect to human, mammals and microorganisms upon intracellular conversion to superoxide radical.
Isarankura-Na-Ayudhya, Chartchalerm   +7 more
core  

miRNAs as Influencers of Cell-Cell Communication in Tumor Microenvironment [PDF]

open access: yes, 2020
microRNAs (miRNAs) are small noncoding RNAs that regulate gene expression at the posttranscriptional level, inducing the degradation of the target mRNA or translational repression.
Conti, Ilaria   +6 more
core   +1 more source

Antibiotic influx and efflux in Pseudomonas aeruginosa: Regulation and therapeutic implications

open access: yesMicrobial Biotechnology, Volume 17, Issue 5, May 2024.
This work comprehensively summarized the regulatory networks of the major porin proteins and efflux pumps that play critical roles in antibiotic influx and efflux in Pseudomonas aeruginosa. It also discussed promising therapeutic approaches to combat multidrug‐resistant P.
Weiyan Wu, Jiahui Huang, Zeling Xu
wiley   +1 more source

The biological essence of synthetic lethality: Bringing new opportunities for cancer therapy

open access: yesMedComm – Oncology, Volume 3, Issue 1, March 2024.
Synthetic lethality exploits vulnerabilities in cancer cells, targeting aberrant pathways resulting from genetic mutations or pharmacological interventions. This strategy extends beyond the tumor cells to include the tumor microenvironment, such as stromal cells and signaling molecules, to enhance treatment responses and eradicate cancer.
Meiyi Ge   +4 more
wiley   +1 more source

Kinetic studies on the phosphorolysis of polynucleotides by polynucleotide phosphorylase

open access: yesJournal of Biological Chemistry, 1975
The kinetics of the phosphorolysis of polynucleotide (as differentiated from oligonucleotide) by polynucleotide phosphorylase of Micrococcus luteus has been investigated. Double reciprocal plots of initial velocity against either inorganic phosphate or polynucleotide concentration are linear, and furthermore, the affinity of the enzyme for either ...
J Y, Chou, M F, Singer, P, McPhie
openaire   +2 more sources

The role of ribonucleases in regulating global mRNA levels in the model organism Thermus thermophilus HB8 [PDF]

open access: yes, 2014
BACKGROUND: RNA metabolism, including RNA synthesis and RNA degradation, is one of the most conserved biological systems and has been intensively studied; however, the degradation network of ribonucleases (RNases) and RNA substrates is not fully ...
Akeo Shinkai   +7 more
core   +1 more source

Escherichia coli strains with precise domain deletions in the ribonuclease RNase E can achieve greatly enhanced levels of membrane protein production

open access: yesProtein Science, Volume 33, Issue 2, February 2024.
Abstract Escherichia coli is one of the most widely utilized hosts for production of recombinant membrane proteins (MPs). Bacterial MP production, however, is usually accompanied by severe toxicity and low‐level volumetric accumulation. In previous work, we had discovered that co‐expression of RraA, an inhibitor of the RNA‐degrading activity of RNase E,
Eleni Vasilopoulou   +2 more
wiley   +1 more source

PNPase knockout results in mtDNA loss and an altered metabolic gene expression program.

open access: yesPLoS ONE, 2018
Polynucleotide phosphorylase (PNPase) is an essential mitochondria-localized exoribonuclease implicated in multiple biological processes and human disorders.
Eriko Shimada   +11 more
doaj   +1 more source

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