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Mass photometry measurements showing complexes formed by ivonescimab when mixed with VEGF in different proportions.

Eight ways mass photometry is accelerating biological discovery

Dr. Susan Altschuller

Refeyn announces appointment of Non-Executive Director

Natalia Markova

Refeyn welcomes Natalia Markova to Scientific Advisory Board

Making sense of mass photometry measurements (2025)

Mass photometry is a novel way to measure the mass of biomolecules. It works by quantifying the light scattered by an individual molecule in solution, which is directly proportional to the molecule’s mass [1], [2] (read more about how mass photometry works).

Transforming adenovirus (AdV) vector analysis with macro mass photometry

Blog_Hero_Team_Player_July25

Mass photometry: The perfect team player for antibody analytics

Visual representation of experimental sampling of iodixanol fractions

Characterization of Iodixanol purified AAV samples

Enhancing cryo-EM workflows with mass photometry: A smarter pre-screening approach

Refeyn’s SamuxMP mass photometer for AAV analytics - used for characterizing the U.S. Pharmacopeia’s new adeno-associated virus (AAV) reference standards.

Mass photometry recognized by U.S. Pharmacopeia in new AAV reference standards for gene therapy quality