TY - RPRT TI - FLEX: A heparin-binding fusion partner engineered from fibroblast growth factor 1 to enhance protein expression, solubility and purity AU - Mistry, R. AU - Harris, J. A. AU - Byrne, D. P. AU - Morris, R. AU - Li, Y. AU - Theron, C. W. AU - Kaye, S. B. AU - Fernig, D. G. AU - Foulkes, D. M. PY - 2026 DO - 10.64898/2026.03.17.712271 UR - https://www.biorxiv.org/content/10.64898/2026.03.17.712271v1 ID - 10.64898/2026.03.17.712271 ER -