Schmucker D (September 2003). "Downstream of guidance receptors: entering the baroque period of axon guidance signaling" . Neuron . 40 (1): 4–6. doi :10.1016/S0896-6273(03)00603-2 . PMID 14527427 . S2CID 15871522 .
Huminiecki L, Gorn M, Suchting S, Poulsom R, Bicknell R (April 2002). "Magic roundabout is a new member of the roundabout receptor family that is endothelial specific and expressed at sites of active angiogenesis". Genomics . 79 (4): 547–52. doi :10.1006/geno.2002.6745 . PMID 11944987 .
Park KW, Morrison CM, Sorensen LK, Jones CA, Rao Y, Chien CB, Wu JY, Urness LD, Li DY (September 2003). "Robo4 is a vascular-specific receptor that inhibits endothelial migration" . Developmental Biology . 261 (1): 251–67. doi :10.1016/S0012-1606(03)00258-6 . PMID 12941633 .
Bedell VM, Yeo SY, Park KW, Chung J, Seth P, Shivalingappa V, Zhao J, Obara T, Sukhatme VP, Drummond IA, Li DY, Ramchandran R (May 2005). "roundabout4 is essential for angiogenesis in vivo" . Proceedings of the National Academy of Sciences of the United States of America . 102 (18): 6373–8. Bibcode :2005PNAS..102.6373B . doi :10.1073/pnas.0408318102 . PMC 1088354 . PMID 15849270 .
Seth P, Lin Y, Hanai J, Shivalingappa V, Duyao MP, Sukhatme VP (July 2005). "Magic roundabout, a tumor endothelial marker: expression and signaling". Biochemical and Biophysical Research Communications . 332 (2): 533–41. doi :10.1016/j.bbrc.2005.03.250 . PMID 15894287 .
Liu T, Qian WJ, Gritsenko MA, Camp DG, Monroe ME, Moore RJ, Smith RD (2006). "Human plasma N-glycoproteome analysis by immunoaffinity subtraction, hydrazide chemistry, and mass spectrometry" . Journal of Proteome Research . 4 (6): 2070–80. doi :10.1021/pr0502065 . PMC 1850943 . PMID 16335952 .
Gröne J, Doebler O, Loddenkemper C, Hotz B, Buhr HJ, Bhargava S (June 2006). "Robo1/Robo4: differential expression of angiogenic markers in colorectal cancer" . Oncology Reports . 15 (6): 1437–43. doi :10.3892/or.15.6.1437 . PMID 16685377 .
Okada Y, Yano K, Jin E, Funahashi N, Kitayama M, Doi T, Spokes K, Beeler DL, Shih SC, Okada H, Danilov TA, Maynard E, Minami T, Oettgen P, Aird WC (June 2007). "A three-kilobase fragment of the human Robo4 promoter directs cell type-specific expression in endothelium" . Circulation Research . 100 (12): 1712–22. doi :10.1161/01.RES.0000269779.10644.dc . PMID 17495228 .