Results 101 to 110 of about 1,704 (212)

Mechanisms of Aqueous Fluid Infiltration and Redistribution in a Lower‐Crustal Pseudotachylyte‐Bearing Fault

open access: yesGeochemistry, Geophysics, Geosystems, Volume 26, Issue 2, February 2025.
Abstract Coseismic fracturing in the strong, dry, and metastable plagioclase‐rich lower‐crust is an effective mechanism for creating pathways for fluids to infiltrate the host rock, kick‐start metamorphism, and potentially lead to rheological weakening.
Stephen Paul Michalchuk   +6 more
wiley   +1 more source

Cellular and Molecular Responses Unique to Major Injury Are Dispensable for Planarian Regeneration [PDF]

open access: yes, 2019
The fundamental requirements for regeneration are poorly understood. Planarians can robustly regenerate all tissues after injury, involving stem cells, positional information, and a set of cellular and molecular responses collectively called the “missing
Oderberg, Isaac Max   +3 more
core   +1 more source

Constitutive gene expression and the specification of tissue identity in adult planarian biology [PDF]

open access: yes, 2011
Planarians are flatworms that constitutively maintain adult tissues through cell turnover and can regenerate entire organisms from tiny body fragments.
Reddien, Peter
core   +1 more source

Early Cretaceous Surtseyan volcanoes of the Baño Nuevo Volcanic Complex (Aysén Basin, eastern central Patagonian Cordillera, Chile) [PDF]

open access: yes, 2010
Tens of Surtseyan tuff cones are exposed in the Río Coichel valley, between Ñireguao and Estancia Baño Nuevo (Southern Chilean Andes). The Early Cretaceous products of the submarine eruptions rest on, or are interbedded with, shallow marine sandstones of
Bruguier, Olivier   +3 more
core   +5 more sources

Continuum percolation theory of epimorphic regeneration

open access: yes, 2019
A biophysical model of epimorphic regeneration based on a continuum percolation process of fully penetrable disks in two dimensions is proposed. All cells within a randomly chosen disk of the regenerating organism are assumed to receive a signal in the ...
García-Morales, Vladimir
core  

A gathering of minds: expanding understanding of the origins of biological diversity and the evolution of developmental mechanisms [PDF]

open access: yes, 2012
This paper is a short report on the 2012 Society of Integrative and Comparative Biology Annual Meeting. Charleston, South Carolina, USA. 3-7 January 2012 (abstracts freely available at http://www.sicb.org/meetings/2012/).
Christine A Byrum
core   +3 more sources

A proteomics approach to decipher the molecular nature of planarian stem cells

open access: yesBMC Genomics, 2011
Background In recent years, planaria have emerged as an important model system for research into stem cells and regeneration. Attention is focused on their unique stem cells, the neoblasts, which can differentiate into any cell type present in the adult ...
Abril Josep F   +3 more
doaj   +1 more source

The planarian Schmidtea mediterranea is a new model to study host-pathogen interactions during fungal infections. [PDF]

open access: yes, 2019
Candida albicans is one of the most common fungal pathogens of humans. Currently, there are limitations in the evaluation of C. albicans infection in existing animal models, especially in terms of understanding the influence of specific infectious stages
Barghouth, Paul G   +4 more
core  

Adhesive organ regeneration in Macrostomum lignano [PDF]

open access: yes, 2016
BackgroundFlatworms possess pluripotent stem cells that can give rise to all cell types, which allows them to restore lost body parts after injury or amputation. This makes flatworms excellent model systems for studying regeneration.
Flammang, P.   +4 more
core  

Transcriptional responses of Biomphalaria pfeifferi and Schistosoma mansoni following exposure to niclosamide, with evidence for a synergistic effect on snails following exposure to both stressors. [PDF]

open access: yes, 2019
BackgroundSchistosomiasis is one of the world's most common NTDs. Successful control operations often target snail vectors with the molluscicide niclosamide.
Bu, Lijing   +5 more
core   +2 more sources

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