Results 81 to 90 of about 3,878 (161)

Adaptive Variation Amid High Gene Flow Across a Broad Latitudinal Gradient in the Reef‐Building Honeycomb Worm, Sabellaria alveolata

open access: yesMolecular Ecology, Volume 35, Issue 17, September 2026.
ABSTRACT Climate change is already altering, and will continue to reshape, the persistence and spatial structure of marine populations. Understanding metapopulation connectivity and local adaptation is therefore critical for identifying both vulnerable populations and those with adaptive resilience.
Edward J. Wilson   +8 more
wiley   +1 more source

ANP (Atrial Natriuretic Peptide) presence in the heart of a tunicate, Ciona intestinalis.

open access: yesFolia Histochemica et Cytobiologica, 2010
Atrial natriuretic peptide was found in the heart of vertebrates, we studied the ANP presence in the heart of Ciona intestinalis. This is animal is very important because of the its evolutionary position between invertebrates and vertebrates.
Aldo Gerbino   +3 more
doaj   +1 more source

Current Challenges of Transcription Compartmentalization Research

open access: yesAdvanced Science, Volume 13, Issue 46, 17 August 2026.
Transcription factors, coactivators, and RNA polymerase II assemble into transcription compartments ranging from small, defined complexes to liquid‐like condensates. This review unifies these seemingly competing descriptions along a single continuum and asks what these compartments have been shown to do, and what they have not, revealing that the most ...
Thomas Quail, Sina Wittmann
wiley   +1 more source

Evolutionary history and recombination in the mitochondrial carrier SLC25 superfamily analyzed by similarities in the exon and transmembrane α‐helix sequences

open access: yesProtein Science, Volume 35, Issue 8, August 2026.
Abstract Mitochondrial carriers (MCs), which constitute a superfamily also called the solute carrier family 25 (SLC25), are characterized by conserved signature motif sequences and a six‐transmembrane α‐helical transporter domain. They transport a wide variety of substrates ranging from protons, inorganic ions, citric acid cycle intermediates, and ...
Magnus Monné   +5 more
wiley   +1 more source

Experiments on Ciona intestinalis [PDF]

open access: yesNature, 1924
SINCE I had the pleasure of making copies, the only ones, I think, of Dr. Kammerer's photographs of Ciona during his visit to England, and believe that Prof. MacBride is not at the moment in possession of a complete set, I am taking the liberty of supplying the details requested by Mr. Cunningham in his letter to NATURE of December 15.
openaire   +1 more source

TRIAGE Toolkit: Streamlined Discovery of Regulatory Genes and Elements

open access: yesCurrent Protocols, Volume 6, Issue 7, July 2026.
Abstract Efficient discovery of regulatory genes and elements is essential for understanding cell identity, differentiation, and disease mechanisms. The TRIAGE methods are a set of well‐established computational approaches that identify context‐specific regulatory genes and prioritize regulatory elements across the genome.
Qiongyi Zhao   +6 more
wiley   +1 more source

Neuroendocrinology of protochordates: insights from Ciona genomics.

open access: yes, 2006
The genome for two species of Ciona is available making these tunicates excellent models for studies on the evolution of the chordates. In this review most of the data is from Ciona intestinalis, as the annotation of the C.
Roch, Graeme   +2 more
core   +2 more sources

Divergent mechanisms regulate conserved cardiopharyngeal development and gene expression in distantly related ascidians

open access: yeseLife, 2014
Ascidians present a striking dichotomy between conserved phenotypes and divergent genomes: embryonic cell lineages and gene expression patterns are conserved between distantly related species. Much research has focused on Ciona or Halocynthia spp.
Alberto Stolfi   +6 more
doaj   +1 more source

Biosensors for Biotoxins Detection and Monitoring

open access: yesAdvanced Sensor Research, Volume 5, Issue 6, June 2026.
This review examines state‐of‐the‐art biosensing platforms for biotoxin detection, including antibody‐, aptamer‐, CRISPR‐, nanopore‐, whole cells‐ and MIP‐based sensors. It highlights advances in ultra‐sensitive detection, real‐matrix validation in food and water, and multiplexed analysis, and discusses how the integration with machine learning ...
Alissa Agerova   +2 more
wiley   +1 more source

Computational prediction and experimental validation of Ciona intestinalis microRNA genes

open access: yesBMC Genomics, 2007
Background This study reports the first collection of validated microRNA genes in the sea squirt, Ciona intestinalis. MicroRNAs are processed from hairpin precursors to ~22 nucleotide RNAs that base pair to target mRNAs and inhibit expression.
Pasquinelli Amy E   +3 more
doaj   +1 more source

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