Resources

• How to Choose an Antibody for Endogenous Protein Interaction Studies

Choose IP-MS validated antibodies for endogenous protein interaction studies: define native bait state, compare Target Protein and PTM routes, run pilot IP with controls, then plan Co-IP or IP-MS readout.

• PI3K-AKT Pathway Antibody Solutions for IP-MS Interaction Analysis

Learn which IP-MS validated antibodies fit PI3K-AKT pathway interaction goals, from PI3K and AKT nodes to PTEN and mTOR, and how to align Co-IP-MS design.

• When Should You Replace an Antibody in an IP-MS Workflow?

Learn when to replace an antibody after IP-MS failure, when to optimize first, and when an IP-MS validated antibody or AP-MS is the better next step.

• What Antibody-Related Factors Cause High Background in IP-MS?

Troubleshoot high IP-MS background caused by antibody choice and use. Learn how to tell if the reagent is the problem and when to switch to an IP-MS validated antibody.

• Why an Antibody That Works in Western Blot May Fail in IP-MS

Troubleshoot IP-MS failures after western blot success. Learn how to tell if the antibody is the bottleneck and when to switch to an IP-MS validated antibody or another workflow.

• Antibody Selection for Low-Abundance Protein IP-MS

Learn how to choose IP-MS validated antibodies and supporting reagents for low-abundance protein IP-MS, and when to use Co-IP-MS, AP-MS, or pull-down-MS instead.

• Ubiquitination-Related Protein Interaction Analysis with IP-MS Antibodies

Learn which IP-MS validated antibody class fits ubiquitination interaction goals, from E3 node capture to diglycine enrichment and service path selection.

• Plasma Exosome Proteomics: Choosing Plasma or Serum for Comparative Studies

Plasma and serum can both serve as starting materials for exosome proteomics, but they are not interchangeable matrices. Plasma is collected under anticoagulated conditions, whereas serum is obtained after clotting, and these differences can affect platelet-associated signals, soluble protein background, and the composition of the resulting exosome preparation.

• What Should You Check Before Sending Serum, Plasma, or CSF Samples for Proteomics?

A pre-shipment checklist for serum, plasma, and CSF proteomics covering appearance, records, label consistency, hold-versus-ship rules, and safety documentation.

• What Mitochondrial Proteomics Can Reveal and How to Plan Your Study

A practical guide to mitochondrial proteomics, covering samples, LC-MS/MS workflows, quantitative strategies, PTM analysis, metabolomics integration, and study planning.