Properties and functions of fibroblasts and myofibroblasts in myocardial infarction

H Venugopal, A Hanna, C Humeres, NG Frangogiannis - Cells, 2022 - mdpi.com
The adult mammalian heart contains abundant interstitial and perivascular fibroblasts that
expand following injury and play a reparative role but also contribute to maladaptive fibrotic …

The chemistry and biology of collagen hybridization

X Li, Q Zhang, SM Yu, Y Li - Journal of the American Chemical …, 2023 - ACS Publications
Collagen provides mechanical and biological support for virtually all human tissues in the
extracellular matrix (ECM). Its defining molecular structure, the triple-helix, could be …

Smad7 effects on TGF-β and ErbB2 restrain myofibroblast activation and protect from postinfarction heart failure

C Humeres, AV Shinde, A Hanna… - The Journal of …, 2022 - Am Soc Clin Investig
Repair of the infarcted heart requires TGF-β/Smad3 signaling in cardiac myofibroblasts.
However, TGF-β–driven myofibroblast activation needs to be tightly regulated in order to …

Macrophages in myocardial infarction

A Kubota, NG Frangogiannis - American Journal of …, 2022 - journals.physiology.org
The heart contains a population of resident macrophages that markedly expands following
injury through recruitment of monocytes and through proliferation of macrophages. In …

Cardiac pericytes acquire a fibrogenic phenotype and contribute to vascular maturation after myocardial infarction

L Alex, I Tuleta, SC Hernandez, A Hanna… - Circulation, 2023 - Am Heart Assoc
BACKGROUND: Pericytes have been implicated in tissue repair, remodeling, and fibrosis.
Although the mammalian heart contains abundant pericytes, their fate and involvement in …

Identification of macrophages in normal and injured mouse tissues using reporter lines and antibodies

B Chen, R Li, A Kubota, L Alex, NG Frangogiannis - Scientific reports, 2022 - nature.com
Reliable tools for macrophage identification in mouse tissues are critical for studies
investigating inflammatory and reparative responses. Transgenic reporter mice and anti …

Protective effects of macrophage-specific integrin α5 in myocardial infarction are associated with accentuated angiogenesis

R Li, B Chen, A Kubota, A Hanna, C Humeres… - Nature …, 2023 - nature.com
Macrophages sense changes in the extracellular matrix environment through the integrins
and play a central role in regulation of the reparative response after myocardial infarction …

MiR-125b inhibits cardiomyocyte apoptosis by targeting BAK1 in heart failure

B Zhang, S Mao, X Liu, S Li, H Zhou, Y Gu, W Liu… - Molecular …, 2021 - Springer
Background Although miR-125b plays a crucial role in many human cancers. However, its
function in heart failure (HF) remains unclear. Our study aimed to investigate its involvement …

[HTML][HTML] FOXL1+ Telocytes in mouse colon orchestrate extracellular matrix biodynamics and wound repair resolution

V Pomerleau, VR Nicolas, CM Jurkovic, N Faucheux… - Journal of …, 2023 - Elsevier
Recent studies have identified FoxL1+-telocytes (TC FoxL1+) as key players in gut epithelial-
mesenchymal interactions which can determine the colonic microenvironment. Bone …

Cis-trans isomerization of peptoid residues in the collagen triple-helix

R Qiu, X Li, K Huang, W Bai, D Zhou, G Li… - Nature …, 2023 - nature.com
Cis-peptide bonds are rare in proteins, and building blocks less favorable to the trans-
conformer have been considered destabilizing. Although proline tolerates the cis-conformer …