Original ResearchPublished 9 October 2026Circulating and vascular NAD + metabolism remodeling in Tgαq*44 mice with progressive heart failureAgata Jedrzejewska · Oliwia Krol · Patryk Mucha · Ada Kawecka · Ewa Slominska · Mariola Olkowicz · Ryszard T. Smolenski · Marta TomczykFrontiers in Molecular Biosciencesdoi 10.3389/fmolb.2026.1927197