plant hormones /newsroom/ en Study sheds new light on vein formation in plants /newsroom/news/list/2020/08/06/study-sheds-new-light-on-vein-formation-in-plants An international team of researchers including the ³ÉÈË´óƬ, has found plant hormones known as strigolactones suppress the transportation of auxin, the main plant hormone involved in vein formation, so that vein formation occurs slower and with greater focus. August 06 2020 Kelly Brown /newsroom/news/list/2020/08/06/study-sheds-new-light-on-vein-formation-in-plants