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Urea uptake in eukaryotes and prokaryotes occurs via diffusion or active transport across the cell membrane. Facilitated diffusion of urea in both types of organisms requires a single-component(More)
Xenopus oocytes expressing fibroblast growth factor receptors (FGFRs) from the hormone-independent breast cancer cells, MDA-MB-231, are used as a biological system to analyze the signalling cascades(More)