Results 91 to 100 of about 7,031,181 (311)

An upstream open reading frame regulates expression of the mitochondrial protein Slm35 and mitophagy flux

open access: yesFEBS Letters, EarlyView.
This study reveals how the mitochondrial protein Slm35 is regulated in Saccharomyces cerevisiae. The authors identify stress‐responsive DNA elements and two upstream open reading frames (uORFs) in the 5′ untranslated region of SLM35. One uORF restricts translation, and its mutation increases Slm35 protein levels and mitophagy.
Hernán Romo‐Casanueva   +5 more
wiley   +1 more source

In situ molecular organization and heterogeneity of the Legionella Dot/Icm T4SS

open access: yesFEBS Letters, EarlyView.
We present a nearly complete in situ model of the Legionella Dot/Icm type IV secretion system, revealing its central secretion channel and identifying new components. Using cryo‐electron tomography with AI‐based modeling, our work highlights the structure, variability, and mechanism of this complex nanomachine, advancing understanding of bacterial ...
Przemysław Dutka   +11 more
wiley   +1 more source

Lineage-Restricted OLIG2-RTK Signaling Governs the Molecular Subtype of Glioma Stem-like Cells

open access: yesCell Reports, 2016
The basic helix-loop-helix (bHLH) transcription factor OLIG2 is a master regulator of oligodendroglial fate decisions and tumorigenic competence of glioma stem-like cells (GSCs).
Robert Kupp   +6 more
doaj   +1 more source

Sequence determinants of RNA G‐quadruplex unfolding by Arg‐rich regions

open access: yesFEBS Letters, EarlyView.
We show that Arg‐rich peptides selectively unfold RNA G‐quadruplexes, but not RNA stem‐loops or DNA/RNA duplexes. This length‐dependent activity is inhibited by acidic residues and is conserved among SR and SR‐related proteins (SRSF1, SRSF3, SRSF9, U1‐70K, and U2AF1).
Naiduwadura Ivon Upekala De Silva   +10 more
wiley   +1 more source

Repeated platelet-rich plasma injections improve erectile dysfunction in a rat model of hyperhomocysteinemia

open access: yesAsian Journal of Andrology
Platelet-rich plasma (PRP) shows promise as a regenerative modality for mild-to-moderate erectile dysfunction (ED). However, its efficacy in treating severe ED remains unknown.
Zhe Yu   +5 more
doaj   +1 more source

Hematopoietic Growth Factors [PDF]

open access: yesThe International Journal of Artificial Organs, 1990
VELLENGA, E, DAS, PC
openaire   +3 more sources

Tunisian Financial System: a Growth Factor [PDF]

open access: yes
The relationship between financial development and economic growth were the subject of many recent theorical and empirical works [Shepherd, Hasan and Klapper, 2004; Gylfason, 2004; Rioja and Valev, 2003; Driffill, 2004; Haas, 2002; Carlin and Mayer, 2000]
Ben Fredj, Imene, Schalck, Christophe
core   +1 more source

Cell wall target fragment discovery using a low‐cost, minimal fragment library

open access: yesFEBS Letters, EarlyView.
LoCoFrag100 is a fragment library made up of 100 different compounds. Similarity between the fragments is minimized and 10 different fragments are mixed into a single cocktail, which is soaked to protein crystals. These crystals are analysed by X‐ray crystallography, revealing the binding modes of the bound fragment ligands.
Kaizhou Yan   +5 more
wiley   +1 more source

Current insights on use of growth factors as therapy for Intervertebral Disc Degeneration

open access: yesBiomolecular Concepts, 2018
Chronic low back pain is a critical health problem and a leading cause of disability in aging populations. A major cause of low back pain is considered to be the degeneration of the intervertebral disc (IVD). Recent advances in therapeutics, particularly
Kennon Justin C.   +4 more
doaj   +1 more source

Heterochrony as Diachronically Modified Cell-Cell Interactions

open access: yesBiology, 2016
Heterochrony is an enabling concept in evolution theory that metaphorically captures the mechanism of biologic change due to mechanisms of growth and development.
John S. Torday
doaj   +1 more source

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