Western blotting of whole cell lysates was carried out as previously described.22 (link),23 (link) Antibodies against pY419 Src, total Src, and p85 were purchased from Cell Signaling Technologies (Danvers, MA), for pY512 ICAM-1, total ICAM-1, glyceraldehyde 3-phosphate dehydrogenase, and TNF-R1 (both rabbit and mouse origin) from Santa Cruz Biotechnology, and for pY14 caveolin-1, total caveolin-1, and (β-actin from BD Biosciences (Franklin Lakes, NJ).