Results 61 to 70 of about 187,082 (288)

3D Telomere Structure Analysis to Detect Genomic Instability and Cytogenetic Evolution in Myelodysplastic Syndromes

open access: yesCells, 2019
The disease course of myelodysplastic syndromes (MDS) features chromosome instability and clonal evolution, leading to the sequential acquisition of novel cytogenetic aberrations and the accumulation of these abnormalities in the bone marrow.
Aline Rangel-Pozzo   +6 more
doaj   +1 more source

The heterogeneity and clonal evolution analysis of the advanced prostate cancer with castration resistance

open access: yesJournal of Translational Medicine, 2023
Background Nowadays, the incidence rate of advanced and metastatic prostate cancer at the first time of diagnosis grows higher in China yearly. At present, androgen deprivation therapy (ADT) is the primary treatment of advanced prostate cancer.
Ao Liu   +7 more
doaj   +1 more source

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

Evolutionary tradeoff and equilibrium in an aquatic predator-prey system [PDF]

open access: yes, 2004
Due to the conventional distinction between ecological (rapid) and evolutionary (slow)timescales, ecological and population models to date have typically ignored the effects of evolution.
Ellner, Stephen P., Jones, Laura E.
core   +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

Clonal cytopenia of undetermined significance: definitions, risk and therapeutic targets

open access: yesFrontiers in Hematology
Cancer-related somatic genetic alterations are detectable in the blood of individuals without hematologic malignancy, reflecting the outgrowth of a mutated stem/progenitor cell population, a phenomenon termed clonal hematopoiesis (CH).
Cristian C. Taborda   +2 more
doaj   +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

Computational Reconstruction of Clonal Hierarchies From Bulk Sequencing Data of Acute Myeloid Leukemia Samples

open access: yesFrontiers in Physiology, 2021
Acute myeloid leukemia is an aggressive cancer of the blood forming system. The malignant cell population is composed of multiple clones that evolve over time. Clonal data reflect the mechanisms governing treatment response and relapse.
Thomas Stiehl   +2 more
doaj   +1 more source

Spatial intratumoral heterogeneity and temporal clonal evolution in esophageal squamous cell carcinoma. [PDF]

open access: yes, 2016
Esophageal squamous cell carcinoma (ESCC) is among the most common malignancies, but little is known about its spatial intratumoral heterogeneity (ITH) and temporal clonal evolutionary processes.
Berman, Benjamin P   +17 more
core  

Computational strategies for dissecting the high-dimensional complexity of adaptive immune repertoires

open access: yes, 2017
The adaptive immune system recognizes antigens via an immense array of antigen-binding antibodies and T-cell receptors, the immune repertoire. The interrogation of immune repertoires is of high relevance for understanding the adaptive immune response in ...
Afzal   +200 more
core   +1 more source

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