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Oct 19, 2025 · PR3 is the Global Alliance to Advance Reuse. Reuse, once the norm, is key to solving the plastic and climate crises. Our mission at PR3 is to empower reuse systems. We …

A consensus guideline published in 2017 recommends that patients with possible GPA or MPA be tested for PR3-ANCA and MPO-ANCA using antigen-specific immunoassays.

Aug 1, 2025 · PR3 stands for Proteinase 3, an enzyme primarily found within neutrophils, a type of white blood cell that plays a role in the immune system’s defense against infection. …

Following treatment response or monitoring disease activity in patients with proteinase 3 antibodies. Multiplex Flow Immunoassay.

PR3 is a neutral serine proteinase 3, also known as Wegener's autoantigen. Antibodies against PR3 are a highly specific marker in diagnosing Wegener's granulomatosis.

PR3’s standards allow a wide range of businesses and communities to easily plug into reuse infrastructure. They enable multinationals, startups and local communities to all thrive.

PR3 is unique amongst global plastics initiatives in focusing on the standards that will support reuse for the long haul, rather than developing proprietary or one-off programs.

Integrated into the PR3 Labelling Standards, this symbol would differentiate reusable products from recyclables and other single-use waste, enabling consumers to keep reusable items out …

Jun 28, 2024 · PR3 and Upstream are excited to announce they are the recipients of the Department of Energy’s Re-X Before Recycling prize. Upstream and PR3, close collaborators, …