Extracellular BRICK1 drives heart repair after myocardial infarction in mice https://www.science.org/doi/10.1126/scitranslmed.adx2876 In experiments with mice, treatment with microprotein BRICK1 significantly improved heart function after a heart attack https://www.mhh.de/en/presse/mhh-insight/news-detailed-view/the-microprotein-brick1-repairs-and-protects-the-heart-after-a-heart-attack BRICK1 (also known as BRK1): It stimulates endothelial cells to form new blood vessels while simultaneously protecting still functioning heart muscle cells in the infarction region https://idw-online.de/de/news868854