Researchers Developed NanoMAPS Surfaceome Profiling Method
The new technique enables surface protein analysis using 100,000 times fewer cells than previous technologies.
Updated on Sept. 18, 2026 in Biotech
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Scientists have introduced nanoMAPS, a new profiling method that allows for the analysis of cell surface proteins. This technique successfully miniaturizes sample preparation to require only 100 to 500 cells.
Why it matters
Existing proteomics technologies have historically lacked the sensitivity required to characterize specific tissue and cell-type surfaceomes. This advancement bridges that gap by enabling high-resolution profiling from tiny samples.
The nanoMAPS technique utilizes magnetic bead-based affinity purification within single microliter-scale droplets to achieve its results. This approach significantly reduces the non-specific absorption of intracellular proteins.
The details
Researchers applied this method to primary human immune cells and mouse plasma cell populations to identify cell-type-specific surface markers. By miniaturizing the process, the technique allows for detailed surfaceome profiling in scenarios where sample availability is extremely limited.
Timeline
September 18, 2026: The research article describing the method was published.
The Tech Race
The development follows a pattern set by the need for higher resolution in the Human Cell Atlas project. By providing the high-sensitivity tools needed to map rare cell populations, nanoMAPS accelerates efforts to catalog every cell type in the human body.
This technology provides researchers with a more efficient workflow for studying immune responses and disease markers in patients. It may lead to future improvements in diagnostic accuracy and the identification of new therapeutic targets.
The takeaway
The nanoMAPS method proves that high-resolution proteomics can be achieved with a fraction of the sample volume previously required. This shift allows scientists to study rare immune cells that were previously too difficult to analyze.
Further reading
For more on the latest developments in lab technology, visit our Biotech section.
More information
Review the full findings in the scientific research article.
Source note: This article includes information reported by Nature.
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