QUANTUM-SI (QSI) Detects 18 of 20 Amino Acids on Proteus Sequencing Platform

The proteomics company says a developmental kit run on integrated Proteus instruments detected 18 amino acids, keeping its all-20 goal for 2026 on track.

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Jeff Hawkins, president and chief executive of Quantum-Si.
Source: Wikimedia

Quantum-Si Incorporated (QSI) said on September 15 that it has demonstrated protein sequencing with detection of 18 amino acids, using a developmental kit run on integrated Proteus instruments. The Branford, Connecticut company reiterated that it still expects to demonstrate detection of all 20 amino acids during 2026.