Results 21 to 30 of about 3,157,763 (219)

β-Catenin Fluctuates in Mouse ESCs and Is Essential for Nanog-Mediated Reprogramming of Somatic Cells to Pluripotency

open access: yesCell Reports, 2014
The Wnt/β-catenin pathway and Nanog are key regulators of embryonic stem cell (ESC) pluripotency and the reprogramming of somatic cells. Here, we demonstrate that the repression of Dkk1 by Nanog, which leads indirectly to β-catenin activation, is ...
Lucia Marucci   +5 more
doaj   +1 more source

DNA methylation dynamics in the rat EGF gene promoter after partial hepatectomy

open access: yesGenetics and Molecular Biology, 2014
Epidermal growth factor (EGF), a multifunctional growth factor, is a regulator in a wide variety of physiological processes. EGF plays an important role in the regulation of liver regeneration.
Deming Li   +3 more
doaj   +1 more source

Intravital imaging of hair-cell development and regeneration in the zebrafish

open access: yesFrontiers in Neuroanatomy, 2013
Direct videomicroscopic visualization of organ formation and regeneration in toto is a powerful strategy to study cellular processes that often cannot be replicated in vitro.
Hernan eLopez-Schier   +5 more
doaj   +1 more source

ExOrthist: a tool to infer exon orthologies at any evolutionary distance

open access: yesGenome Biology, 2021
Several bioinformatic tools have been developed for genome-wide identification of orthologous and paralogous genes. However, no corresponding tool allows the detection of exon homology relationships.
Yamile Márquez   +7 more
doaj   +1 more source

Topoisomerase 1 cleavage complex enables pattern recognition and inflammation during senescence

open access: yesNature Communications, 2020
Here, the authors show that the topoisomerase 1-DNA covalent cleavage complex plays a critical role in mediating cytoplasmic chromatin fragments recognition by cyclic GMP-AMP synthase during senescence.
Bo Zhao   +11 more
doaj   +1 more source

Upfront admixing antibodies and EGFR inhibitors preempts sequential treatments in lung cancer models

open access: yesEMBO Molecular Medicine, 2021
Some antibacterial therapies entail sequential treatments with different antibiotics, but whether this approach is optimal for anti‐cancer tyrosine kinase inhibitors (TKIs) remains open. EGFR mutations identify lung cancer patients who can derive benefit
Ilaria Marrocco   +11 more
doaj   +1 more source

A subset of conserved mammalian long non-coding RNAs are fossils of ancestral protein-coding genes

open access: yesGenome Biology, 2017
Background Only a small portion of human long non-coding RNAs (lncRNAs) appear to be conserved outside of mammals, but the events underlying the birth of new lncRNAs in mammals remain largely unknown.
Hadas Hezroni   +5 more
doaj   +1 more source

The association between e-cigarette use and asthma among never combustible cigarette smokers: behavioral risk factor surveillance system (BRFSS) 2016 & 2017

open access: yesBMC Pulmonary Medicine, 2019
Background E-cigarette use prevalence has grown rapidly in the US. Despite the popularity of these products, few acute exposure toxicity studies exist, and studies on long-term pulmonary health effects are limited.
Albert D. Osei   +8 more
doaj   +1 more source

Phenotyping Diabetes Mellitus on Aggregated Electronic Health Records from Disparate Health Systems

open access: yesPharmacoepidemiology, 2023
Background: Identifying patients with diabetes mellitus (DM) is often performed in epidemiological studies using electronic health records (EHR), but currently available algorithms have features that limit their generalizability.
Hui Xing Tan   +15 more
doaj   +1 more source

Irrigation has a higher impact on soil bacterial abundance, diversity and composition than nitrogen fertilization

open access: yesScientific Reports, 2021
The aim of this study was to assess the effects of irrigation frequency and nitrogen fertilization rate on the abundance, diversity, and composition of soil bacteria in winter wheat.
Haoran Li   +5 more
doaj   +1 more source

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