Results 81 to 90 of about 528,498 (289)

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

Studies on the syntheses of β-carboline alkaloids brevicarine and brevicolline

open access: yesBeilstein Journal of Organic Chemistry
A new total synthesis of the β-carboline alkaloid brevicarine is disclosed. The synthesis was carried out starting from an aromatic triflate key intermediate, allowing the introduction of various substituents into position 4 of β-carboline by cross ...
Benedek Batizi   +6 more
doaj   +1 more source

Assessment of irregularities in organic imports from Ukraine to the EU in 2016, notified in OFIS [PDF]

open access: yes, 2018
The underlying study of this report set out to improve the understanding situation concerning residues found in organic food products exported from Ukraine, and to formulate guidelines for identifying and reducing risks for contamination through non ...
Batlogg, Verena   +6 more
core  

Flash-Point prediction for binary partially miscible aqueous-organic mixtures [PDF]

open access: yes, 2008
Flash point is the most important variable used to characterize fire and explosion hazard of liquids. Herein, partially miscible mixtures are presented within the context of liquid-liquid extraction processes and heterogeneous distillation processes ...
Chen, Chien Tsun   +2 more
core   +1 more source

The role of histone modifications in transcription regulation upon DNA damage

open access: yesFEBS Letters, EarlyView.
This review discusses the critical role of histone modifications in regulating gene expression during the DNA damage response (DDR). By modulating chromatin structure and recruiting repair factors, these post‐translational modifications fine‐tune transcriptional programmes to maintain genomic stability.
Angelina Job Kolady, Siyao Wang
wiley   +1 more source

Volatilization of Benzene in a River

open access: yesUndergraduate Journal of Mathematical Modeling: One + Two, 2013
Benzene is a volatile organic compound: when it contaminates a river, some of the substance will evaporate as it flows through. We examine the volumetric flow rate to find how volatilization affects the concentration levels of benzene as the substance ...
Eric Dunlop
doaj   +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

Photoelectrochemical Detection of Dengue-Related Oligonucleotide Sequence Using Anthocyanin as an Intercalating Agent and Electrochromic Material [PDF]

open access: yes, 2010
World Health Organization (WHO) presupposes a confirmation of dengue virus infection diagnosis with two criteria, i.e. clinical and laboratory criteria.
Ibrahim, A. S. (Anwar)   +2 more
core  

Mechanisms of parasite‐mediated disruption of brain vessels

open access: yesFEBS Letters, EarlyView.
Parasites can affect the blood vessels of the brain, often causing serious neurological problems. This review explains how different parasites interact with and disrupt these vessels, what this means for brain health, and why these processes matter. Understanding these mechanisms may help us develop better ways to prevent or treat brain infections in ...
Leonor Loira   +3 more
wiley   +1 more source

Bioelectrical Methane Production with an Ammonium Oxidative Reaction under the No Organic Substance Condition. [PDF]

open access: yesMicrobes Environ, 2021
Dinh HTT   +7 more
europepmc   +1 more source

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