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Protein Networks

Protein Networks

An organism can have thousands of different proteins, and these proteins must cooperate to ensure the health of an organism. Proteins bind to other proteins and form complexes to carry out their functions. Many proteins interact with multiple other proteins creating a complex network of protein interactions.
These interactions can be represented through maps depicting protein-protein interaction networks, represented as nodes and edges. Nodes are circles that are representative of a protein,...

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Updated: Jul 2, 2026

Biochemical Purification and Proteomic Characterization of Amyloid Fibril Cores from the Brain

Biochemical Purification and Proteomic Characterization of Amyloid Fibril Cores from the Brain

Published on: April 28, 2022

Analysis of Abeta interactions using ProteinChip technology.

Eleni Giannakis¹, Lin-Wai Hung, Keyla Perez Camacaro

¹Howard Florey Institute, University of Melbourne, Parkville, Victoria, Australia.

Methods in Molecular Biology (Clifton, N.J.)

|August 30, 2008

Summary

This summary is machine-generated.

Amyloid-beta (Abeta) peptides are central to Alzheimer's disease pathogenesis. This study uses ProteinChip technology to investigate Abeta

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A11-positive β-amyloid Oligomer Preparation and Assessment Using Dot Blotting Analysis

A11-positive β-amyloid Oligomer Preparation and Assessment Using Dot Blotting Analysis

Published on: May 22, 2018

Area of Science:

Neuroscience and Biochemistry
Alzheimer's Disease Pathogenesis Research

Background:

Amyloid-beta (Abeta) peptides are implicated in Alzheimer's disease (AD) development.
Abeta peptides originate from amyloid precursor protein (APP) cleavage by beta and gamma secretases.
Toxic Abeta fragments form soluble oligomers and interact with cell membranes.

Purpose of the Study:

To utilize ProteinChip technology for studying Abeta's physicochemical properties and toxicity mechanisms.
To analyze Abeta processing, fragment quantitation, oligomerization, and lipid interactions.

Main Methods:

Application of ProteinChip technology for Abeta analysis.
Quantitation of Abeta processing fragments.
Analysis of Abeta aggregation and oligomer formation.
Investigation of Abeta-lipid interactions.

Main Results:

Detailed analysis of Abeta processing and quantitation of resulting fragments.
Characterization of Abeta aggregation, including quantitation of soluble oligomers.
Elucidation of Abeta interactions with cell membranes and lipids.

Conclusions:

ProteinChip technology provides a robust platform for investigating Abeta's role in Alzheimer's disease.
Understanding Abeta's behavior, aggregation, and membrane interactions is crucial for developing AD therapeutics.