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Related Experiment Video

Updated: Jan 22, 2026

Rapid Evaluation of Toxicity of Chemical Compounds Using Zebrafish Embryos

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Published on: August 25, 2019

Exploring toxicity of perfluorinated compounds through complex network and pathway modeling.

Xinhe Liu¹, Yu Zhu², Tingting Liu³

¹School of Pharmacy, Lanzhou University, Lanzhou, China.

Journal of Biomolecular Structure & Dynamics

|June 28, 2019

Summary

Perfluorinated compounds (PFCs) disrupt human hormone balance and health by affecting protein and gene networks. Branched PFCs show weaker protein binding than linear PFCs, influencing disease correlations.

Keywords:

Molecular dynamics complex network pathway modeling perfluorinated compounds

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On-line Analysis of Nitrogen Containing Compounds in Complex Hydrocarbon Matrixes

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Published on: August 5, 2016

Area of Science:

Environmental Toxicology
Molecular Biology
Computational Chemistry

Background:

Perfluorinated compounds (PFCs) pose significant human health risks by interfering with cellular signaling pathways and hormone balance.
PFCs interact with multiple proteins, suggesting complex toxicological effects beyond single-target modifications.

Purpose of the Study:

To construct a PFC-target interaction network to understand the systemic effects of PFCs.
To investigate the differences in network characteristics between branched and linear PFCs.
To identify key target genes and their correlation with PFC-induced diseases.

Main Methods:

Construction of a PFC-target interaction network.
Molecular dynamics (MD) simulations to assess binding affinities.
Network analysis to identify central node genes.

Main Results:

Significant differences observed in complex network characteristics between branched and linear PFCs.
Molecular dynamics simulations revealed weaker binding of branched PFCs to target proteins compared to linear PFCs.
Four central node genes were identified, showing correlations with diseases such as obesity, hepatocellular carcinoma, and diabetes.

Conclusions:

PFC toxicity arises from disturbances in complex protein or gene networks, not just single targets.
The structural differences between branched and linear PFCs influence their network interactions and toxicological profiles.
The identified key genes highlight potential pathways linking PFC exposure to major human diseases.