Results 61 to 70 of about 347,626 (258)

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

Integration of circadian and hypoxia signaling via non‐canonical heterodimerization

open access: yesFEBS Letters, EarlyView.
CLOCK, BMAL1, and HIFs are basic helix‐loop‐helix and Per‐Arnt‐Sim domain (bHLH‐PAS) proteins, which function as transcription factors. bHLH‐PAS proteins are designated in two classes. Many class I proteins are regulated by environmental signals via their PAS domains, but such signals have not been identified for all.
Sicong Wang, Katja A. Lamia
wiley   +1 more source

PLANT TRANSFORMATION: ADVANCES AND PERSPECTIVES

open access: yesScientia Agricola, 1999
Genetic transformation is a powerful tool for plant breeding and genetical, physiological or biochemical research, consequently it is an extremely dynamic field.
Alves Adriana Cristina   +2 more
doaj  

Coupling reporter expression to respiration detects active as well as dormant mycobacteria in vitro and in mouse tissues

open access: yesInternational Journal of Mycobacteriology, 2014
Background: Mycobacterium tuberculosis is known to slow down its transcriptional activity during dormancy. Hence, while using reporter strains, it is important to couple the reporter gene to a promoter that is strong and sensitive both in active and ...
Subash Chand Verma   +4 more
doaj   +1 more source

Reporter gene fusions [PDF]

open access: yesWormBook, 2006
Thomas, Boulin   +2 more
openaire   +2 more sources

Function‐driven design of a surrogate interleukin‐2 receptor ligand

open access: yesFEBS Letters, EarlyView.
Interleukin (IL)‐2 signaling can be achieved and precisely fine‐tuned through the affinity, distance, and orientation of the heterodimeric receptors with their ligands. We designed a biased IL‐2 surrogate ligand that selectively promotes effector T and natural killer cell activation and differentiation. Interleukin (IL) receptors play a pivotal role in
Ziwei Tang   +9 more
wiley   +1 more source

Editorial: Bioluminescent indicators and sensors for biomedicine and environmental analysis

open access: yesFrontiers in Bioengineering and Biotechnology, 2022
Vadim R. Viviani
doaj   +1 more source

Time after time – circadian clocks through the lens of oscillator theory

open access: yesFEBS Letters, EarlyView.
Oscillator theory bridges physics and circadian biology. Damped oscillators require external drivers, while limit cycles emerge from delayed feedback and nonlinearities. Coupling enables tissue‐level coherence, and entrainment aligns internal clocks with environmental cues.
Marta del Olmo   +2 more
wiley   +1 more source

Multiple ETS family transcription factors bind mutant p53 via distinct interaction regions

open access: yesFEBS Letters, EarlyView.
Mutant p53 gain‐of‐function is thought to be mediated by interaction with other transcription factors. We identify multiple ETS transcription factors that can bind mutant p53 and found that this interaction can be promoted by a PXXPP motif. ETS proteins that strongly bound mutant p53 were upregulated in ovarian cancer compared to ETS proteins that ...
Stephanie A. Metcalf   +6 more
wiley   +1 more source

A cell culture adapted HCV JFH1 variant that increases viral titers and permits the production of high titer infectious chimeric reporter viruses.

open access: yesPLoS ONE, 2012
The unique properties of the hepatitis C virus (HCV) JFH1 isolate have made it possible to produce and study HCV in an infectious cell culture system. However, relatively low virus titers restrict some of the uses of this system and preparing infectious ...
Shuanghu Liu   +3 more
doaj   +1 more source

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