Results 21 to 30 of about 1,635 (162)

zic-1 Expression in Planarian neoblasts after injury controls anterior pole regeneration. [PDF]

open access: goldPLoS Genetics, 2014
Mechanisms that enable injury responses to prompt regenerative outgrowth are not well understood. Planarians can regenerate essentially any tissue removed by wounding, even after decapitation, due to robust regulation of adult pluripotent stem cells of ...
Constanza Vásquez-Doorman   +1 more
doaj   +3 more sources

Decoding Stem Cells: An Overview on Planarian Stem Cell Heterogeneity and Lineage Progression [PDF]

open access: yesBiomolecules, 2021
Planarians are flatworms capable of whole-body regeneration, able to regrow any missing body part after injury or amputation. The extraordinary regenerative capacity of planarians is based upon the presence in the adult of a large population of somatic ...
M. Dolores Molina, Francesc Cebrià
doaj   +2 more sources

Transcriptional signatures of somatic neoblasts and germline cells in Macrostomum lignano

open access: goldeLife, 2016
The regeneration-capable flatworm Macrostomum lignano is a powerful model organism to study the biology of stem cells in vivo. As a flatworm amenable to transgenesis, it complements the historically used planarian flatworm models, such as Schmidtea ...
Magda Grudniewska   +9 more
doaj   +2 more sources

Poly (A) binding protein 2 is critical for stem cell differentiation during regeneration in the planarian Schmidtea mediterranea [PDF]

open access: yesFrontiers in Cell and Developmental Biology
Post-transcriptional regulation has emerged as a key mechanism for regulating stem cell renewal and differentiation, which is essential for understanding tissue regeneration and homeostasis.
Namita Mukundan   +8 more
doaj   +2 more sources

A transcription factor atlas of stem cell fate in planarians [PDF]

open access: yesCell Reports
Summary: Whole-body regeneration requires the ability to produce the full repertoire of adult cell types. The planarian Schmidtea mediterranea contains over 125 cell types, which can be regenerated from a stem cell population called neoblasts.
Hunter O. King   +3 more
doaj   +2 more sources

Mining differentially expressed genes during paratomy in the transcriptome of the flatworm Stenostomum leucops [PDF]

open access: yesScientific Reports
Paratomy is an asexual reproductive process that occurs in annelids, flatworms and other groups. During this process, anterior structures are formed in the middle of the body, giving rise to segmented organisms, each segment being called a zooid.
Marcos Trindade da Rosa   +1 more
doaj   +2 more sources

Methyl-CpG-binding (SmMBD2/3) and chromobox (SmCBX) proteins are required for neoblast proliferation and oviposition in the parasitic blood fluke Schistosoma mansoni.

open access: goldPLoS Pathogens, 2018
While schistosomiasis remains a significant health problem in low to middle income countries, it also represents a recently recognised threat to more economically-developed regions.
Kathrin K Geyer   +5 more
doaj   +2 more sources

LIM-HD transcription factors control axial patterning and specify distinct neuronal and intestinal cell identities in planarians

open access: yesOpen Biology, 2023
Adult planarians can regenerate the gut, eyes and even a functional brain. Proper identity and patterning of the newly formed structures require signals that guide and commit their adult stem cells.
M. Dolores Molina   +4 more
doaj   +1 more source

Regeneration of Planarian Auricles and Reestablishment of Chemotactic Ability

open access: yesFrontiers in Cell and Developmental Biology, 2021
Detection of chemical stimuli is crucial for living systems and also contributes to quality of life in humans. Since loss of olfaction becomes more prevalent with aging, longer life expectancies have fueled interest in understanding the molecular ...
Eugene Matthew P. Almazan   +3 more
doaj   +1 more source

Melt-enhanced strain localization and phase mixing in a large-scale mantle shear zone (Ronda peridotite, Spain) [PDF]

open access: yesSolid Earth, 2023
Strain localization in upper-mantle shear zones by grain size reduction and the activation of grain-size-sensitive deformation mechanisms is closely linked to phase mixing.
S. Tholen   +3 more
doaj   +1 more source

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