Flt is one of the cell surface VEGF receptors which can be cleaved to release an N-terminal extracellular fragment which. like alternately transcribed soluble Flt1 (sFlt1). can antagonize the effects of VEGF. In HUVEC and in HEK293 cells where Flt1 was expressed. https://www.roneverhart.com/Lycogel-Breathable-Concealer/