Antibody Solutions for Organ Fibrosis Research

Advance your research projects to the next stage

Contact A Specialist

From Fibrotic Signaling to Tissue Remodeling — Empowering Precision Investigation of ECM Remodeling, Myofibroblast Activation, and Organ Dysfunction with Validated Antibody Solutions

Fibrosis represents a progressive pathological remodeling process characterized by persistent tissue injury, chronic inflammation, fibroblast activation, extracellular matrix (ECM) accumulation, and loss of organ function.

Across major fibrotic diseases including cardiac fibrosis, hepatic fibrosis, renal fibrosis, and pulmonary fibrosis, dysregulated signaling networks drive:

TGF-β/SMAD-mediated profibrotic activation
Fibroblast-to-myofibroblast transition
Excessive collagen and ECM deposition
Matrix stiffness and mechanotransduction signaling
Inflammation–fibrosis crosstalk
Epithelial/endothelial-to-mesenchymal transition (EMT/EndMT)
Oxidative stress and cellular senescence

The transition from physiological repair to pathological fibrosis is controlled by complex interactions among:

  • TGF-β, PDGF, FGF and Wnt signaling pathways
  • Fibroblast activation and myofibroblast differentiation 
  • Integrin–FAK–YAP/TAZ mechanosensing
  • ECM synthesis, remodeling, and cross-linking
  • Immune cell recruitment and inflammatory signaling
  • Epigenetic regulation of fibrotic gene programs

We provide comprehensive antibody solutions for investigating fibrosis progression—from early injury responses and fibroblast activation to ECM remodeling, tissue stiffening, and therapeutic target validation.

Our validated antibody portfolio supports researchers in:

· Identifying fibrosis-associated cellular populations
· Tracking fibroblast activation and myofibroblast differentiation
· Characterizing ECM remodeling mechanisms
· Profiling organ-specific fibrotic pathways
· Evaluating anti-fibrotic therapeutic strategies
· Advancing translational fibrosis research

 

 

Fibrosis Signaling & Tissue Remodeling Biomarker Antibody Portfolio

—Comprehensive Solutions for Profibrotic Signaling, ECM Remodeling, Fibroblast Activation, and Organ Fibrosis Profiling

 

Fibrotic progression involves coordinated regulation of signaling activation, cellular transformation, matrix deposition, and inflammatory remodeling.

Our antibody portfolio targets key biological programs involved in:

 

Research Focus

Representative Biomarkers

Research Applications

TGF-β/SMAD Profibrotic Signaling

TGFB1, TGFBR1, TGFBR2, SMAD2, SMAD3, p-SMAD2 (Ser465/467), p-SMAD3 (Ser423/425), SMAD4, SMAD7, CTGF (CCN2)

Investigating canonical fibrosis signaling activation and therapeutic intervention

Fibroblast & Myofibroblast Activation

FAP, ACTA2 (α-SMA), POSTN, CTHRC1, CD248, GLI1, VIM, PDGFRA, PDGFRB

Identifying activated fibroblast populations and fibrotic cell states

ECM Deposition & Remodeling

COL1A1, COL1A2, COL3A1, FN1, COL4A1, LAMA1

Quantifying pathological ECM accumulation and tissue remodeling

Matrix Stiffness & Mechanotransduction

ITGAV, ITGB6, ITGA5, ITGB1, PTK2 (FAK), p-PTK2 (Tyr397), SRC, YAP1, WWTR1 (TAZ), TEAD1, TEAD4

Studying mechanical signaling feedback loops in fibrosis

Inflammation–Fibrosis Crosstalk

IL1B, IL6, TNF, CCL2, CCR2, RELA (p65), TREM2

Profiling immune-mediated fibrosis progression

EMT & EndMT Transition

CDH1 (E-Cadherin), VIM, SNAI1 (Snail), SNAI2 (Slug), TWIST1, ZEB1, PECAM1 (CD31), CDH5 (VE-Cadherin)

Investigating epithelial and endothelial plasticity during fibrosis

Oxidative Stress & Senescence

NOX4, NFE2L2 (NRF2), CDKN2A (p16INK4a), CDKN1A (p21), TP53, Phospho-Histone H2A.X (Ser139), GLB1

Characterizing stress-induced fibrosis and aging-associated remodeling

 

 

Fibrosis-Induced Tissue Remodeling Network

—Master Regulators Coordinating Injury Response, Fibroblast Activation, ECM Accumulation, and Organ Dysfunction

Fibrosis develops through a dynamic biological cascade:

Tissue Injury → Inflammatory Activation → Fibroblast Recruitment → Myofibroblast Differentiation → ECM Deposition → Matrix Stiffening → Organ Dysfunction

Our antibody solutions enable comprehensive analysis of the molecular regulators controlling this progression.

Key Target

Biological Role

Antibody Research Application

TGF-β1

Master profibrotic cytokine driving fibroblast activation and ECM production

Detection of fibrosis initiation and pathway activation

SMAD3

Central transcriptional mediator of TGF-β signaling

Monitoring canonical profibrotic transcription

CTGF/CCN2

Downstream fibrosis effector promoting ECM synthesis

Biomarker of active fibrotic remodeling

FAP

Marker of activated pathological fibroblasts

Identification of fibrosis-associated fibroblast populations

α-SMA/ACTA2

Hallmark marker of myofibroblast differentiation

Quantification of fibroblast activation

COL1A1

Major collagen component of fibrotic ECM

Assessment of collagen deposition

FN1

ECM scaffold protein promoting matrix organization

Analysis of ECM remodeling

YAP1/TAZ

Mechanosensitive transcription factors activated by matrix stiffness

Investigation of stiffness-driven fibrosis progression

ITGB6

Integrin involved in latent TGF-β activation

Studying ECM–fibrosis feedback mechanisms

TREM2

Marker associated with fibrosis-associated macrophages

Profiling immune–fibroblast interaction

NOX4

ROS-generating enzyme linked to fibrotic signaling

Studying oxidative stress-driven fibrosis

 

 

Featured Fibrosis Research Panels

—Integrated Antibody Solutions for Organ-Specific Fibrosis Profiling and Therapeutic Discovery

Our curated fibrosis antibody panels enable comprehensive investigation of disease mechanisms across multiple organs by integrating signaling activation, cellular identity markers, ECM remodeling, and pathological progression biomarkers.

  • Myocardial Remodeling, and Heart Failure Progression

Key Markers

Fibrotic Signaling

TGFB1

TGFBR1

SMAD3

CTGF

Fibroblast Activation

FAP

PDGFRβ

ACTA2/α-SMA

POSTN

ECM Remodeling

COL1A1

COL3A1

FN1

LOX

Mechanotransduction

YAP1

TAZ

FAK/PTK2

 

 

  • Hepatic Fibrosis Research Panel—Profiling Hepatic Stellate Cell Activation, ECM Deposition, and Chronic Liver Disease Progression

Key Markers

HSC Activation

α-SMA

FAP

PDGFRβ /PDGFRA

COL1A1

TGF-β Fibrosis Axis

TGFB1

SMAD3

CTGF

 

ECM Remodeling

COL3A1

FN1

TIMP1

MMP9

Fibrosis-Associated Immune Regulation

TREM2

CD9

CCR2

 

  •  

  • Renal Fibrosis Research Panel—Decoding Tubulointerstitial Fibrosis, ECM Remodeling, and Chronic Kidney Disease Progression

Key Markers

Fibrotic Activation

TGFB1

SMAD3

CTGF

FAP

ECM Deposition

COL1A1

COL3A1

FN1

COL4A1

Cellular Transition & Remodeling

VIM

E-Cadherin

β-Catenin

YAP1

Fibroblast Signaling

PDGFRβ

GLI1

 

 

 

  • Pulmonary Fibrosis Research Panel—Understanding Lung Injury Repair, Fibroblast Activation, and Progressive Fibrotic Remodeling

Key Markers

Fibroblast Activation

FAP

α-SMA

CTHRC1

POSTN

ECM Remodeling

COL1A1

COL3A1

FN1

LOXL2

TGF-β Activation

TGFB1

SMAD3

ITGB6

 

Epithelial Identity & Injury

SFTPC

EPCAM

KRT17

E-Cadherin

 

  • Multiplex Spatial Fibrosis Profiling Panel—Visualizing Fibrotic Niches and Cellular Interactions Across Diseased Tissues

Fibroblast Activation

FAP

α-SMA

PDGFRβ

ECM Remodeling

COL1A1

FN1

 

Inflammatory Components

CD68

TREM2

CCR2

Epithelial/Endothelial Compartments

EPCAM

CD31

VE-Cadherin

Signaling Activation

p-SMAD3

YAP1

TAZ

 

 

Why Researchers Choose Our Fibrosis Research Antibody Solutions

Validated Fibrotic Biomarkers. Comprehensive Pathway Coverage. Precision Insights into Disease Progression and Therapeutic Response.

Fibrosis is driven by interconnected biological networks involving profibrotic signaling activation, fibroblast reprogramming, immune–stromal interactions, ECM remodeling, and tissue-specific pathological changes.

Our validated antibody portfolio provides integrated solutions for studying fibrosis from early injury responses to advanced organ remodeling, supporting researchers in uncovering disease mechanisms and identifying therapeutic opportunities.

Research Challenge

Comprehensive Antibody Solutions

How can I identify early fibrotic activation?

TGFB1, TGFBR1/2, p-SMAD2/3, CTGF signaling markers for detecting initiation and activation of profibrotic pathways

How can I characterize activated fibroblast populations?

FAP, α-SMA/ACTA2, POSTN, CTHRC1, PDGFRα/β markers for identifying fibroblast activation and myofibroblast transition

How can I evaluate extracellular matrix accumulation?

COL1A1, COL3A1, FN1, COL4A1, LOX/LOXL2 and MMP/TIMP markers for monitoring ECM deposition and remodeling

How can I study mechanical signaling in fibrosis progression?

Integrin–FAK–YAP/TAZ pathway antibodies for analyzing matrix stiffness sensing and mechanotransduction-driven fibrosis

How can I compare fibrosis mechanisms across organs?

Disease-focused cardiac, hepatic, renal, and pulmonary fibrosis panels for tissue-specific pathway characterization

How can I visualize complex fibrotic microenvironments?

Multiplex IF/IHC-compatible antibodies enabling spatial profiling of fibroblasts, immune cells, ECM components, and signaling activation

How can I evaluate anti-fibrotic therapeutic strategies?

Validated pathway markers supporting drug mechanism studies, target validation, and treatment response analysis

 

 

Key reference

  1. Zhao M, Wang L, Wang M, Zhou S, Lu Y, Cui H, Racanelli AC, Zhang L, Ye T, Ding B, Zhang B, Yang J, Yao Y. Targeting fibrosis, mechanisms and cilinical trials. Signal Transduct Target Ther. 2022 Jun 30;7(1):206.

  2. Humphreys BD. Shared mechanisms of organ fibrosis. JCI Insight. 2026 Jul 8;11(13):e200952.

  3. Di X, Li Y, Wei J, Li T, Liao B. Targeting Fibrosis: From Molecular Mechanisms to Advanced Therapies. Adv Sci (Weinh). 2025 Jan;12(3):e2410416.

  4. Wei Q, Gan C, Sun M, Xie Y, Liu H, Xue T, Deng C, Mo C, Ye T. BRD4: an effective target for organ fibrosis. Biomark Res. 2024 Aug 30;12(1):92.

  5. Liu AQ, Byun J, Yu NN, Jin MH, Han YH, Lee DS, Lee DH, Sun HN. Targeting the fibrosis-inflammation-oxidative stress axis: multifaceted mechanisms of salidroside in chronic organ fibrosis. Apoptosis. 2026 Jul 2;31(7):184.

  6. Chen X, Zhang J, Guo L, Wu C, Zhou J, Xu M, Mo L, Li Y, He J. Decoding organ fibrosis: mechanistic insights and emerging therapeutic strategies. Signal Transduct Target Ther. 2026 Mar 6;11(1):82.

  7. Distler JHW, Launay D, Feghali-Bostwick C, Matei AE, Trojanowska M, Gudjonsson JE. Mechanisms of fibrotic tissue remodelling: insights from systemic sclerosis. Nat Rev Rheumatol. 2026 Apr;22(4):221-238.

 

REQUEST A QUOTE

Reach our technical and product support team through your preferred channel.

EMAIL

info@mail.ucallm.com

PHONE

+(1)-866-986-9598

ONLINE FORM

Online Quote Submission

FAX

+(1)-866-986-9598