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CXCR4 stimulates macropinocytosis: implications for cellular uptake of arginine-rich cell-penetrating peptides and HIV.

Chem Biol. 2012 Nov 21;19(11):1437-46. doi: 10.1016/j.chembiol.2012.09.011. PMID: 23177198.

https://pubmed.ncbi.nlm.nih.gov/23177198/