Results 91 to 100 of about 77,707 (283)

Dampening of neurotransmitter action: molecular similarity within the melatonin structure

open access: yesEndocrine Regulations, 2018
Objectives. Melatonin initiates physiologic and therapeutic responses in various tissues through binding to poorly defined MT receptors regulated by G-proteins and purine nucleotides.
Williams Wynford R.
doaj   +1 more source

The 3‐Hit Metabolic Signaling Model for Autism Spectrum Disorder: A Summary

open access: yesAutism Research, EarlyView.
ABSTRACT Autism spectrum disorder (ASD) is a highly heritable yet environmentally sensitive neurodevelopmental condition whose biological heterogeneity has resisted a unifying causal explanation for over 100 years. The 3‐hit metabolic signaling model proposes that ASD arises from abnormal persistence of an evolutionarily conserved stress‐response ...
Robert K. Naviaux
wiley   +1 more source

5‐Methylcytosine Analysis of miRNAs in Minimal Change Disease

open access: yesBiotechnology and Applied Biochemistry, EarlyView.
ABSTRACT Minimal change disease (MCD) is a glomerular disorder, which is the most common cause of nephrotic syndrome in children. Additionally, the prevalence of MCD in adults has been increasing in recent years. During protein synthesis, noncoding RNAs can be regulated through a variety of modifications, which helps preserve biological diversity and ...
Huiyi Zeng   +14 more
wiley   +1 more source

Phase separation of the PRPP amidotransferase into dynamic condensates promotes de novo purine synthesis in yeast.

open access: yesPLoS Biology
De novo purine synthesis (DPS) is up-regulated under conditions of high purine demand to ensure the production of genetic materials and chemical energy, thereby supporting cell proliferation.
Masak Takaine   +3 more
doaj   +1 more source

RNA Catabolites Contribute to the Nitrogen Pool and Support Growth Recovery of Wheat

open access: yesFrontiers in Plant Science, 2018
Turn-over of RNA and catabolism of nucleotides releases one to four ammonia molecules; the released nutrients being reassimilated into primary metabolism.
Vanessa Jane Melino   +8 more
doaj   +1 more source

Effect of developmental changes on pharmacokinetics of drugs used in the treatment of infant acute lymphoblastic leukaemia—A comprehensive review

open access: yesBritish Journal of Clinical Pharmacology, EarlyView.
While the event‐free survival (EFS) of children treated for acute lymphoblastic leukaemia (ALL) has improved greatly in the last decades, the EFS for patients diagnosed with ALL before the age of one is still under 50%. This outcome further decreases when infants have a rearrangement in the gene encoding histone‐lysine N‐methyltransferase 2A (KMT2A ...
Tirsa de Kluis   +5 more
wiley   +1 more source

An Interpretation of the Ancestral Codon from Miller's Amino Acids and Nucleotide Correlations in Modern Coding Sequences

open access: yesBioinformatics and Biology Insights, 2015
Purine bias, which is usually referred to as an “ancestral codon”, is known to result in short-range correlations between nucleotides in coding sequences, and it is common in all species.
Nicolas Carels, Miguel Ponce de Leon
doaj   +1 more source

One‐Step and Universal Strategy for the Synthesis of Hypermodified Uracil Phosphoramidites acp3U and cmnm5U

open access: yesChemistry – A European Journal, EarlyView.
One‐step, highly efficient, and scalable synthesis of acp3U phosphoramidite is described, as well as a new alternative synthesis of cmnm5U phosphoramidite from a highly versatile intermediate. Latter could be scaled‐up, split, and aliquots turned simultaneously into cmnm5U, nm5U, and mnm5U.
Ewa Mejdr   +3 more
wiley   +1 more source

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