# Proteins.1 Has a Contrarian Bet on Protein Detection: The Problem Was Never Biology - Date: 2026-04-16 - Category: Biotech & Life Sciences The failure to build a PCR for proteins wasnt biologys fault, argues Proteins.1. The Finnish startup claims its enzyme-free chip achieves 1,000x sensitivity over current tests, putting it in Quanterix territory. Independent validation pending. ---