Trying to build out a new med-tech product category is a time-consuming and costly endeavor. Senseonics Holdings Inc. has long pursued the vision of extended-use, implantable continuous glucose monitoring. Since it was founded in 1996, the Germantown, Md.-based company has already spent roughly half a billion dollars to get there.

PERTH, Australia – Australia’s Atomo Diagnostics Pty. Ltd. is preparing to raise AU$30 million (US$11.7 million) in an initial public offering on Australia’s Securities Exchange (ASX) that will enable it to ramp up manufacturing for rapid self-tests for COVID-19. The Sydney-based company is working with several multinational diagnostics companies to develop the new COVID-19 blood tests, which would be integrated with Atomo’s existing rapid test platform currently used for HIV screening.

Sight Sciences Inc., of Menlo Park, Calif., scooped up $30 million in a series E preferred stock financing round that was led by D1 Capital Partners. The funds are earmarked to further advance clinical and operational development and support commercial expansion of the company’s Omni surgical and Tearcare systems.

Liquid biopsy has long been seen as key to the future of cancer diagnostics, treatment and even potentially prevention. But now, startup Karius Inc. has staked out its claim as the first to bring cell-free DNA analysis, which is often used in oncology and prenatal liquid biopsy applications, into the clinic for infectious disease detection, identification and treatment guidance.