Results 21 to 30 of about 119,697 (212)

Limited Regeneration Potential with Minimal Epicardial Progenitor Conversions in the Neonatal Mouse Heart after Injury

open access: yesCell Reports, 2019
Summary: The regeneration capacity of neonatal mouse heart is controversial. In addition, whether epicardial cells provide a progenitor pool for de novo heart regeneration is incompletely defined.
Weibin Cai   +8 more
doaj   +1 more source

Mononuclear diploid cardiomyocytes support neonatal mouse heart regeneration in response to paracrine IGF2 signaling

open access: yeseLife, 2020
Injury to the newborn mouse heart is efficiently regenerated, but this capacity is lost by one week after birth. We found that IGF2, an important mitogen in heart development, is required for neonatal heart regeneration.
Hua Shen   +9 more
doaj   +1 more source

The lncRNA GATA6-AS epigenetically regulates endothelial gene expression via interaction with LOXL2

open access: yesNature Communications, 2018
LncRNAs influence endothelial cell function via a number of mechanisms. Here the authors show that the lncRNA GATA6-AS regulates endothelial gene expression through interaction with the nuclear deaminase LOXL2, with functional consequences on endothelial-
Philipp Neumann   +11 more
doaj   +1 more source

Adult sox10+ Cardiomyocytes Contribute to Myocardial Regeneration in the Zebrafish

open access: yesCell Reports, 2019
Summary: During heart regeneration in the zebrafish, fibrotic tissue is replaced by newly formed cardiomyocytes derived from preexisting ones. It is unclear whether the heart is composed of several cardiomyocyte populations bearing different capacity to ...
Marcos Sande-Melón   +12 more
doaj   +1 more source

Midkine-a Regulates the Formation of a Fibrotic Scar During Zebrafish Heart Regeneration

open access: yesFrontiers in Cell and Developmental Biology, 2021
Unlike the hearts of mammals, the adult zebrafish heart regenerates after injury. Heart cryoinjury in zebrafish triggers the formation of a fibrotic scar that gradually degrades, leading to regeneration.
Dimitrios Grivas   +7 more
doaj   +1 more source

Heart Regeneration in the Mexican Cavefish

open access: yesCell Reports, 2018
Summary: Although Astyanax mexicanus surface fish regenerate their hearts after injury, their Pachón cave-dwelling counterparts cannot and, instead, form a permanent fibrotic scar, similar to the human heart.
William T. Stockdale   +11 more
doaj   +1 more source

Molecular regulation of myocardial proliferation and regeneration

open access: yesCell Regeneration, 2021
Heart regeneration is a fascinating and complex biological process. Decades of intensive studies have revealed a sophisticated molecular network regulating cardiac regeneration in the zebrafish and neonatal mouse heart. Here, we review both the classical
Lixia Zheng   +5 more
doaj   +1 more source

Integrated Single-Cell Analysis Revealed Novel Subpopulations of Foamy Macrophages in Human Atherosclerotic Plaques

open access: yesBiomolecules
Foam cell formation is a hallmark of atherosclerosis, yet the cellular complexity within foam cells in human plaques remains unexplored. Here, we integrate published single-cell RNA-sequencing, spatial transcriptomic, and chromatin accessibility ...
Yunrui Lu   +9 more
doaj   +1 more source

MicroRNAs in Postischemic Vascular Repair

open access: yesCardiology Research and Practice, 2012
The term angiogenesis describes the growth of endothelial sprouts from preexisting postcapillary venules. More recently, this term has been used to generally indicate the growth and remodeling process of the primitive vascular network into a complex ...
Andrea Caporali, Costanza Emanueli
doaj   +1 more source

RETRACTED ARTICLE: Kynurenine promotes neonatal heart regeneration by stimulating cardiomyocyte proliferation and cardiac angiogenesis

open access: yesNature Communications, 2022
Indoleamine 2,3 dioxygenase-1 (IDO1) catalyzes tryptophan-kynurenine metabolism in many inflammatory and cancer diseases. Of note, acute inflammation that occurs immediately after heart injury is essential for neonatal cardiomyocyte proliferation and ...
Donghong Zhang   +7 more
doaj   +1 more source

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