The company, led by two UW researchers, remains in stealth but is reportedly working on organism-resistant materials to ward against the threat of infection.

Taproot Medical Technologies, a US-based company led by University of Washington (UW) researchers that remains in stealth mode, raised an $1.3m in funding on Tuesday, according to a securities filing.

The investors in the round, which has a target size of $2.3m, have not been named. Taproot has not revealed any previous funding.

Founded in 2016, Taproot’s two named executive officers and directors are Jens Quistgaard, who previously started NaviSonics, a neurosurgical catheter spinout of UW, and Shaoyi Jiang, a…