Results 41 to 50 of about 91,354 (252)

Biomonitoring of the genotoxic potential (micronucleus assay) and detoxifying activity (EROD induction) in the River Dadou (France), using the amphibian Xenopus laevis [PDF]

open access: yes, 2004
Within the framework of a general survey of the water quality of the river Dadou (Tarn, France), different physicochemical parameters were measured and an inventory of the fish population was made along the water course, around the Rassisse dam.With the ...
Gauthier, Laury   +3 more
core   +2 more sources

Revealing the trophic role of the invasive African clawed frog Xenopus laevis through combined analysis of stable isotopes and heavy metals in a Mediterranean stream from central Chile [PDF]

open access: yesAquatic Invasions
The African clawed frog Xenopus laevis is invasive on four continents, and is recognized as one of the invasive amphibians that generates the greatest impacts in the ecosystems it invades.
Gabriel Lobos   +8 more
doaj   +3 more sources

Regulation of ALF promoter activity in Xenopus oocytes. [PDF]

open access: yesPLoS ONE, 2009
BACKGROUND:In this report we evaluate the use of Xenopus laevis oocytes as a matched germ cell system for characterizing the organization and transcriptional activity of a germ cell-specific X. laevis promoter.
Dan Li, Abbas Raza, Jeff DeJong
doaj   +1 more source

Xenopus and Zebrafish Annotation in the UniProt Knowledgebase (UniProtKB) [PDF]

open access: yes, 2009
The African clawed frog Xenopus laevis and the zebrafish Danio rerio have both proved to be good model organisms for studying early vertebrate cellular and developmental biology.
Rebecca E. Foulger, UniProt Consortium
core   +2 more sources

Identifying direct targets of transcription factor Rfx2 that coordinate ciliogenesis and cell movement

open access: yesGenomics Data, 2014
Recently, using the frog Xenopus laevis as a model system, we showed that the transcription factor Rfx2 coordinates many genes involved in ciliogenesis and cell movement in multiciliated cells (Chung et al., 2014).
Taejoon Kwon   +5 more
doaj   +1 more source

The various routes to functional regeneration in the central nervous system [PDF]

open access: yes, 2020
© The Author(s), 2020. This article is distributed under the terms of the Creative Commons Attribution License. The definitive version was published in Echeverri, K.
Echeverri, Karen
core   +1 more source

interleukin-11 induces and maintains progenitors of different cell lineages during Xenopus tadpole tail regeneration

open access: yesNature Communications, 2017
Xenopus laevis tadpoles have maintained their ability to regenerate various organs. Here, the authors show that interleukin-11 is necessary for organ regeneration, by inducing and maintaining undifferentiated progenitors across cell lineages during ...
Hiroshi Tsujioka   +5 more
doaj   +1 more source

Gene Structure Analysis of Chemokines and Their Receptors in Allotetraploid Frog, Xenopus laevis

open access: yesFrontiers in Genetics, 2022
Chemokines, relatively small secreted proteins, are involved in cell migration and function in various biological events, including immunity, morphogenesis, and disease.
Akimasa Fukui, Masatoshi Matsunami
doaj   +1 more source

Suv4-20h Histone Methyltransferases Promote Neuroectodermal Differentiation by Silencing the Pluripotency-Associated Oct-25 Gene [PDF]

open access: yes, 2013
Post-translational modifications (PTMs) of histones exert fundamental roles in regulating gene expression. During development, groups of PTMs are constrained by unknown mechanisms into combinatorial patterns, which facilitate transitions from uncommitted
A Barski   +57 more
core   +3 more sources

A Depolarizing Leak in Sodium Bicarbonate Cotransporter NBCe1 Causes Brain Edema

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objectives SLC4A4 encodes electrogenic sodium bicarbonate cotransporter NBCe1, prominently expressed in kidney and brain. Recessive loss‐of‐function variants in SLC4A4 cause proximal renal tubular acidosis, no brain edema. In the brain, NBCe1 is expressed by astrocytes, where it regulates pH and mediates astrocyte volume changes.
Quinty Bisseling   +16 more
wiley   +1 more source

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