Results 41 to 50 of about 324,915 (330)

ATF4 Regulates MYB to Increase γ-Globin in Response to Loss of β-Globin

open access: yesCell Reports, 2020
Summary: β-Hemoglobinopathies can trigger rapid production of red blood cells in a process known as stress erythropoiesis. Cellular stress prompts differentiating erythroid precursors to express high levels of fetal γ-globin.
Mandy Y. Boontanrart   +9 more
doaj   +1 more source

Structural determinants of Arabidopsis thaliana Hyponastic leaves 1 function in vivo. [PDF]

open access: yesPLoS ONE, 2014
MicroRNAs have turned out to be important regulators of gene expression. These molecules originate from longer transcripts that are processed by ribonuclease III (RNAse III) enzymes. Dicer proteins are essential RNAse III enzymes that are involved in the
Paula Burdisso   +5 more
doaj   +1 more source

Neural precursor cells derived from induced pluripotent stem cells exhibit reduced susceptibility to infection with a neurotropic coronavirus. [PDF]

open access: yes, 2017
The present study examines the susceptibility of mouse induced pluripotent stem cell-derived neural precursor cells (iPSC-NPCs) to infection with the neurotropic JHM strain of mouse hepatitis virus (JHMV).
Lane, Thomas E   +4 more
core   +1 more source

Acute Hepatic Porphyrias: Review and Recent Progress. [PDF]

open access: yes, 2019
The acute hepatic porphyrias (AHPs) are a group of four inherited diseases of heme biosynthesis that present with episodic, acute neurovisceral symptoms.
Andant   +40 more
core   +1 more source

Secondary structure RNA elements control the cleavage activity of DICER

open access: yesNature Communications, 2022
MicroRNA precursors are cleaved by DICER to generate mature microRNAs in the cytoplasm. Here the authors employ high-throughput analysis of DICER cleavage activity and identify RNA secondary elements in precursor miRNAs and shRNAs, including a single ...
Trung Duc Nguyen   +3 more
doaj   +1 more source

Hfq and RNase R Mediate rRNA Processing and Degradation in a Novel RNA Quality Control Process

open access: yesmBio, 2020
RNA quality control pathways are critical for cell survival. Here, we describe a new surveillance process involved in the degradation of highly structured and stable ribosomal RNAs.
Ricardo F. dos Santos   +4 more
doaj   +1 more source

Coordinated RNA-Seq and peptidomics identify neuropeptides and G-protein coupled receptors (GPCRs) in the large pine weevil Hylobius abietis, a major forestry pest [PDF]

open access: yes, 2018
Hylobius abietis (Linnaeus), or large pine weevil (Coleoptera, Curculionidae), is a pest of European coniferous forests. In order to gain understanding of the functional physiology of this species, we have assembled a de novo transcriptome of H. abietis,
Davies, Shireen-Anne   +7 more
core   +1 more source

The metabolism of aged seeds. The free and membrane-bound polyribosomes of germinating rye grains of different ages

open access: yesActa Societatis Botanicorum Poloniae, 2014
Grains of winter rye harvested in 1976, 1978, 1982 and 1984 were studied. Free and membrane-bound polyribosomes were isolated from embryos of imbibing and germinating grains.
Kazimierz Zalewski
doaj   +1 more source

Correlation between circulating innate lymphoid cell precursors and thymic function

open access: yesiScience, 2022
Summary: The thymus has a high capacity to support the differentiation of ILCs, especially when E protein transcription factors are ablated. Whether it contributes to the homeostasis of ILC pools in tissues is not clear.
Sandra Bajana   +6 more
doaj   +1 more source

Phosphatidylinositol 4‐kinase as a target of pathogens—friend or foe?

open access: yesFEBS Letters, EarlyView.
This graphical summary illustrates the roles of phosphatidylinositol 4‐kinases (PI4Ks). PI4Ks regulate key cellular processes and can be hijacked by pathogens, such as viruses, bacteria and parasites, to support their intracellular replication. Their dual role as essential host enzymes and pathogen cofactors makes them promising drug targets.
Ana C. Mendes   +3 more
wiley   +1 more source

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