Results 21 to 30 of about 5,538,535 (384)

Microbiome analysis of saliva from oral squamous cell carcinoma (OSCC) patients and tobacco abusers with potential biomarkers for oral cancer screening

open access: yesHeliyon, 2023
Oral squamous cell carcinoma (OSCC) is the most common type of oral cancer and accounts for about 95% of all head and neck cancers with high mortality, usually at a late stage.
Bolaji Fatai Oyeyemi   +6 more
doaj   +1 more source

GTRD: an integrated view of transcription regulation

open access: yesNucleic Acids Res., 2020
The Gene Transcription Regulation Database (GTRD; http://gtrd.biouml.org/) contains uniformly annotated and processed NGS data related to gene transcription regulation: ChIP-seq, ChIP-exo, DNase-seq, MNase-seq, ATAC-seq and RNA-seq.
S. Kolmykov   +8 more
semanticscholar   +1 more source

Structural basis of copper-efflux-regulator-dependent transcription activation

open access: yesiScience, 2021
Summary: The copper efflux regulator (CueR), a representative member of mercury resistance regulator (MerR) family metalloregulators, controls expression of copper homeostasis-regulating genes in bacteria.
Wei Shi   +8 more
doaj   +1 more source

Analysis of G-quadruplexes upstream of herpesvirus miRNAs: evidence of G-quadruplex mediated regulation of KSHV miR-K12–1-9,11 cluster and HCMV miR-US33

open access: yesBMC Molecular and Cell Biology, 2020
Background G-quadruplexes regulate gene expression, recombination, packaging and latency in herpesviruses. Herpesvirus-encoded miRNAs have been linked to important biological functions. The presence and the biological role of G-quadruplexes have not been
Shivani Kumar   +4 more
doaj   +1 more source

Dynamics of transcriptional and post-transcriptional regulation [PDF]

open access: yesBriefings in Bioinformatics, 2020
AbstractDespite gene expression programs being notoriously complex, RNA abundance is usually assumed as a proxy for transcriptional activity. Recently developed approaches, able to disentangle transcriptional and post-transcriptional regulatory processes, have revealed a more complex scenario.
Furlan M, De Pretis S, Pelizzola M
openaire   +3 more sources

Structural visualization of transcription activated by a multidrug-sensing MerR family regulator

open access: yesNature Communications, 2021
The MerR family of transcriptional regulators, such as EcmrR, activate promoters with a structure that is suboptimal for recognition by RNA polymerase holoenzyme. Structural insights into the EcmrR-dependent transcription process elucidate the mechanisms
Yang Yang   +8 more
doaj   +1 more source

TRIMER: Transcription Regulation Integrated with Metabolic Regulation

open access: yesiScience, 2021
Summary: There has been extensive research in predictive modeling of genome-scale metabolic reaction networks. Living systems involve complex stochastic processes arising from interactions among different biomolecules.
Puhua Niu   +6 more
doaj   +1 more source

Transcriptional Regulation of Osteoblasts [PDF]

open access: yesCells Tissues Organs, 2007
The differentiation of osteoblasts from mesenchymal precursors requires a series of cell fate decisions controlled by a hierarchy of transcription factors. These include RUNX2, Osterix (OSX), ATF4 and a large number of nuclear coregulators. During bone development, initial RUNX2 expression coincides with the formation of mesenchymal condensations and ...
Franceschi, Renny T.   +4 more
openaire   +7 more sources

Information on Transcriptional Regulation and Signal Transduction of _Escherichia coli_ K-12 Integrated in the Database RegulonDB. [PDF]

open access: yes, 2010
Since its inception, RegulonDB ("http://regulondb.ccg.unam.mx/":http://regulondb.ccg.unam.mx/) has been a database that compiles information about the regulation of transcription initiation of _Escherichia coli_ K-12. However, we are aware that
Alberto Santos-Zavaleta   +7 more
core   +5 more sources

An effective strategy for identifying autogenous regulation of transcription factors in filamentous fungi

open access: yesMicrobiology Spectrum, 2023
Transcription factors (TFs) play a crucial role in regulating gene expression in living organisms, and any malfunction in their functions can lead to severe physiological consequences.
Longguang Qin   +5 more
doaj   +1 more source

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