Wound healing, fibroblast heterogeneity, and fibrosis

HE Talbott, S Mascharak, M Griffin, DC Wan… - Cell stem cell, 2022 - cell.com
Fibroblasts are highly dynamic cells that play a central role in tissue repair and fibrosis.
However, the mechanisms by which they contribute to both physiologic and pathologic …

Targeting fibrosis: Mechanisms and clinical trials

M Zhao, L Wang, M Wang, S Zhou, Y Lu… - Signal transduction and …, 2022 - nature.com
Fibrosis is characterized by the excessive extracellular matrix deposition due to
dysregulated wound and connective tissue repair response. Multiple organs can develop …

Preventing Engrailed-1 activation in fibroblasts yields wound regeneration without scarring

S Mascharak, HE DesJardins-Park, MF Davitt, M Griffin… - Science, 2021 - science.org
INTRODUCTION Skin wounds generally heal by scarring, a fibrotic process mediated by the
Engrailed-1 (En1) fibroblast lineage. Scars differ from normal unwounded skin in three …

Developmental cell programs are co-opted in inflammatory skin disease

G Reynolds, P Vegh, J Fletcher, EFM Poyner… - Science, 2021 - science.org
INTRODUCTION Human skin provides vital protection from water loss and from external
insult through structural adaptations and interplay with the innate and adaptive immune …

Single-cell RNA-seq reveals fibroblast heterogeneity and increased mesenchymal fibroblasts in human fibrotic skin diseases

CC Deng, YF Hu, DH Zhu, Q Cheng, JJ Gu… - Nature …, 2021 - nature.com
Fibrotic skin disease represents a major global healthcare burden, characterized by
fibroblast hyperproliferation and excessive accumulation of extracellular matrix. Fibroblasts …

Single cell and spatial sequencing define processes by which keratinocytes and fibroblasts amplify inflammatory responses in psoriasis

F Ma, O Plazyo, AC Billi, LC Tsoi, X Xing… - Nature …, 2023 - nature.com
The immunopathogenesis of psoriasis, a common chronic inflammatory disease of the skin,
is incompletely understood. Here we demonstrate, using a combination of single cell and …

The role of myofibroblasts in physiological and pathological tissue repair

R Schuster, F Younesi, M Ezzo… - Cold Spring Harbor …, 2023 - cshperspectives.cshlp.org
Myofibroblasts are the construction workers of wound healing and repair damaged tissues
by producing and organizing collagen/extracellular matrix (ECM) into scar tissue. Scar tissue …

Shared and distinct mechanisms of fibrosis

JHW Distler, AH Györfi, M Ramanujam… - Nature Reviews …, 2019 - nature.com
Fibrosis is defined as an excessive deposition of connective tissue components and can
affect virtually every organ system, including the skin, lungs, liver and kidney. Fibrotic tissue …

Identification, discrimination and heterogeneity of fibroblasts

U Lendahl, L Muhl, C Betsholtz - Nature communications, 2022 - nature.com
Fibroblasts, the principal cell type of connective tissue, secrete extracellular matrix
components during tissue development, homeostasis, repair and disease. Despite this …

Single cell transcriptomic landscape of diabetic foot ulcers

G Theocharidis, BE Thomas, D Sarkar… - Nature …, 2022 - nature.com
Diabetic foot ulceration (DFU) is a devastating complication of diabetes whose pathogenesis
remains incompletely understood. Here, we profile 174,962 single cells from the foot …