Resources

• How to Prepare Serum, Plasma, and CSF Samples for Proteomics Analysis?

A sample-preparation matrix and checklist for serum, plasma, and CSF proteomics covering collection matching, plasma anticoagulant choice, and pre-shipment information.

• Membrane Protein Interaction Analysis with IP-MS Validated Antibodies

Learn how IP-MS validated antibodies support membrane protein Co-IP-MS when ordinary IP is difficult, and when to use extraction support or membrane interaction services.

• Does IP Validation Mean an Antibody Is Suitable for IP-MS?

Learn whether IP validation proves IP-MS suitability, when IP-capable antibodies are enough, and when to choose an IP-MS validated antibody for discovery workflows.

• What Does “IP-MS Validated Antibody” Mean?

Learn what IP-MS validated antibody means, what validation evidence should show, what the label does not guarantee, and how to evaluate reagents before purchase.

• Common Causes of High Background in IP-MS Experiments

Learn common causes of high IP-MS background and how matched controls, isotype antibodies, coupled beads, and IP-MS validated reagents reduce nonspecific binding.

• IP-MS Antibodies vs Western Blot Antibodies: Why Application Validation Matters

Learn why western blot validation and IP-MS validation test different antibody performance, and how to match application evidence to IP, Co-IP, IP-MS, AP-MS, or pull-down-MS workflows.

• How Exosome Preparation Purity Affects LC-MS/MS Proteomics Results

LC-MS/MS can identify hundreds of proteins from an exosome preparation and still leave the biologist uncertain. Were the strongest signals associated with the exosome preparation, co-isolated soluble proteins, medium contaminants, or buffer-related artifacts? That uncertainty is why exosome preparation purity and exosome proteomics quality control matter as much as acquisition depth.

• How to Design a Metabolomics Study for Group Comparison

A project-design guide to planning a metabolomics group comparison, covering group definition, control choice, biological replicates, sampling time, run order, and a planning checklist.

• How Does Sample Matrix Affect Metabolomics and Lipidomics Results?

A sample-decision guide on how the sample matrix affects metabolomics and lipidomics results, covering matrix content, background, handling, amounts, and consistency.

• LC-MS Metabolomics and Lipidomics: Why Separation Matters

A technique-focused explainer on how LC-MS analyzes chemically diverse metabolites and lipids, why chromatographic separation matters, and how complementary methods build coverage.