CCL11, hemokin (C-C motiv) ligand 11, je mali citokin iz CC hemokin familije. On je takođe poznat kao eotaksin-1. CCL11 selektivno regrutuje eozinofile putem indukovanja njihove hemotakse, i zato je impliciran u alergijske response.[1][2][3]
Efekti CCL11 su posredovani njegovim vezivanjem za G-protein spregnutihemokin receptor. Hemokin receptori CCL11 liganda su CCR2[4], CCR3[5] i CCR5.[4] Međutim, bilo je ustanovljeno da eotaksin-1 (CCL11) ima visok stepen selektivnosti za CCR3 receptor, tako da je neaktivan na neutrofilima i monocitima, koji ne izražavaju CCR3.[6]Gen ljudskog CCL11 (SCYA11) je kodiran sa tri eksona i lociran je na hromozomu 17.[5][7]
^Garcia-Zepeda EA, Rothenberg ME, Ownbey RT, Celestin J, Leder P, Luster AD (1996). „Human eotaxin is a specific chemoattractant for eosinophil cells and provides a new mechanism to explain tissue eosinophilia”. Nat. Med. 2 (4): 449—56. PMID8597956. doi:10.1038/nm0496-449.
^ абOgilvie P, Bardi G, Clark-Lewis I, Baggiolini M, Uguccioni M (2001). „Eotaxin is a natural antagonist for CCR2 and an agonist for CCR5”. Blood. 97 (7): 1920—4. PMID11264152. doi:10.1182/blood.V97.7.1920.
^ абKitaura M, Nakajima T, Imai T, Harada S, Combadiere C, Tiffany HL, Murphy PM, Yoshie O (1996). „Molecular cloning of human eotaxin, an eosinophil-selective CC chemokine, and identification of a specific eosinophil eotaxin receptor, CC chemokine receptor 3”. J. Biol. Chem. 271 (13): 7725—30. PMID8631813. doi:10.1074/jbc.271.13.7725.
^Hein H, Schlüter C, Kulke R, Christophers E, Schröder JM, Bartels J (1997). „Genomic organization, sequence, and transcriptional regulation of the human eotaxin gene”. Biochem. Biophys. Res. Commun. 237 (3): 537—42. PMID9299399. doi:10.1006/bbrc.1997.7169.
Literatura
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Kitaura M; Nakajima T; Imai T; et al. (1996). „Molecular cloning of human eotaxin, an eosinophil-selective CC chemokine, and identification of a specific eosinophil eotaxin receptor, CC chemokine receptor 3.”. J. Biol. Chem. 271 (13): 7725—30. PMID8631813. doi:10.1074/jbc.271.13.7725.
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Zhang J, Lathbury LJ, Salamonsen LA (2000). „Expression of the chemokine eotaxin and its receptor, CCR3, in human endometrium.”. Biol. Reprod. 62 (2): 404—11. PMID10642580. doi:10.1095/biolreprod62.2.404.
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