DARC Recombinant Monoclonal Antibody

1. The mean number of rosettes formed by erythrocytes surrounding transfected mammalian COS-7 cells which expressed Plasmodium knowlesi Duffy binding protein differ between erythrocytes' Duffy antigen phenotypes. Plasmodium knowlesi Duffy binding protein displays higher binding to Fy(a+/b+) erythrocytes than to Fy(a+/b-) erythrocytes. PMID: 30257710
2. The atypical chemokine receptor 1 polymorphism (rs12075) does not affect susceptibility to hepatitis C virus. PMID: 28443566
3. The risk of Plasmodium vivax malaria associated with genetic variation of DARC in Thai patients is reported. PMID: 29620340
4. Our findings in mice suggest that DARC alters the severity and resolution of AHR. These findings are complimented by our human analyses in which select DARC SNPs are associated with worse asthma control and symptoms. PMID: 28471517
5. DARC expression in cancer cells inhibits pancreatic ductal adenocarcinoma progression by suppressing STAT3 activation through the inhibition of CXCR2 signaling PMID: 28214673
6. This study reports 1-3 occurrences of P. vivax infection in each of 25 Duffy-negative children at six time points over two rainy seasons and the beginning of the third season. PMID: 28749772
7. Data suggest that Type II congenital smell loss patients who exhibit both type I hyposmia and hypogeusia are genetically distinct from all other patients with Type II congenital smell loss. This distinction is based on decreased Fy(b) expression which correlated with abnormalities in two sensory modalities (hyposmia type I and hypogeusia). PMID: 27968956
8. The data suggest that selective exposure of the Duffy binding protein (DBP) binding site within DARC is key to the preferential binding of DBP to immature reticulocytes, which is the potential mechanism underlying the preferential infection of a reticulocyte subset by P vivax. PMID: 28754683
9. ACKR1 regulates neutrophil counts in blood. Lack of ACKR1 on nucleated erythroid cells together with its expression in endothelial cells causes neutropenia. PMID: 28553950
10. population genetic analysis of DARC shows its association with malaria resistance PMID: 28282382
11. Molecular identification of rare FY*Null and FY*X alleles in Caucasian thalassemic family from Sardinia. PMID: 25921504
12. We showed that DARC expression is down-regulated in CRC and associated with clinical pathological features and MVD of CRC. DARC might be involved in tumorigenesis, progression, angiogenesis, and metastasis of CRC. PMID: 26096170
13. DARC is required for Staphylococcus aureus-mediated lysis of human erythrocytes, and DARC overexpression is sufficient to render cells susceptible to toxin-mediated lysis. PMID: 26320997
14. the odds for neutropenia in the ACKR1-null (FY-) individuals were 46-fold higher than for FY+ individuals (Crude odds ratio = 46, 95% confidence interval = 8.03-263, P < 0.001) PMID: 25817587
15. study demonstrates the association of SNP rs12075 from DARC gene with the levels of serum IL8 PMID: 25647274
16. DARC levels are elevated in human keloid fibroblasts and might inhibit the secretion of CCL2. PMID: 26045366
17. Through molecular genotyping we also identified polymorphisms in RhCE, Kell, Duffy, Colton, Lutheran and Scianna loci in donors and patients. PMID: 25582271
18. The majority of our population is heterozygous for Duffy antigens a and b. PMID: 24929836
19. Duffy blood group PMID: 24845979
20. Isothermal titration calorimetry studies show these structures are part of a multi-step binding pathway, and individual point mutations of residues contacting DARC result in a complete loss of RBC binding by DBP-RII. PMID: 24415938
21. DARC polymorphisms may influence the naturally acquired inhibitory anti-Duffy binding protein II immunity PMID: 24710306
22. DARC facilitates CXCL1 inhibition of airway smooth muscle cell migration via modulation of the ERK-1/2 MAP kinase signaling pathway. PMID: 24981451
23. The Fy(a-b-) phenotype in three siblings of the Polish family was caused by the FY(*)X/FY(*)B-33 genotype. PMID: 23820435
24. DARC antigen is associated with a likelihood for patients to develop leg ulcers in sickle cell disease. PMID: 23753024
25. Effect of genetic variants in two chemokine decoy receptor genes, DARC and CCBP2, on metastatic potential of breast cancer. PMID: 24260134
26. co-expression of DARC, D6, and CCX-CKR significantly associated with higher survival in gastric cancer PMID: 23462454
27. The in fl uence of DARC gene expression on bone mineral density of the mandible was not con fi rmed. PMID: 22910367
28. DARC and BCAM expression was associated with pathogenesis of thyroid carcinoma and correlated with clinical-pathological features. PMID: 23168236
29. The high frequency of the FYES allele that silences erythroid expression of the Duffy antigen offers a biologically plausible explanation for the lack of Plasmodium vivax infections observed. PMID: 23347639
30. Although lower, the risk of Duffy-negatives to experience a P. vivax blood stage infection was not significantly different to that of Duffy-positives. PMID: 23259672
31. strong associations between SNPs in DARC gene, particularly rs12075, and serum MCP-1 levels identify a potential candidate gene that can be explored for its role in inflammatory pathways; replication of European GWAS of MCP-1 in study of Hispanic children confirms importance of DARC in regulation of MCP-1 PMID: 23017229
32. vivax malaria incidences over the past five years in an Indian population were significantly negatively and positively associated with the frequencies of the FY*A and FY*B alleles of the Duffy gene, respectively. PMID: 23028857
33. platelet molecule platelet factor 4 (PF4 or CXCL4) and the erythrocyte Duffy-antigen receptor (Fy) are necessary for platelet-mediated killing of Plasmodium falciparum parasites. PMID: 23224555
34. Data suggest that DARC (Duffy antigen receptor for chemokines) gene may play an important role in regulating the metabolisms of both lean body mass (LBM) and age at menarche (AAM). PMID: 22744181
35. We developed a phylogenetic tree for DARC alleles and postulated a distinct FY*B allele as ancestral for the extant DARC alleles in humans. PMID: 22082243
36. Our results provide evidence that the functional rs2814778 polymorphism in the gene encoding DARC is associated with worse clinical outcomes among African Americans with ALI, possibly via an increase in circulating IL-8. PMID: 22207676
37. Data show that in ancestry to the African continent (AA) subjects, the region surrounding the Duffy antigen/chemokine receptor gene (DARC) on 1q21 exhibited significant association with white blood cell count (WBC) levels. PMID: 22037903
38. findings show that Fy(a), compared with Fy(b), significantly diminishes binding of Pv Duffy binding protein (PvDBP) at the erythrocyte surface, and is associated with a reduced risk of clinical Plasmodium vivax in humans PMID: 22123959
39. It seems that this version of DARC receptor is a powerful facilitator of chemokine transcytosis and subsequently leukocyte migration into GVHD target organs. PMID: 21784153
40. Here we describe the recent success in mapping the gene that underlies benign neutropenia in African American populations. We discuss the known function of the gene and consider potential mechanisms for the effect on neutropenia.[review] PMID: 22097233
41. despite an association of CCL2 serum levels with the severity of liver fi brosis, a functional SNP in the CCL2 scavenger receptor DARC is not directly associated with the occurrence or the severity of liver disease in hepatitis C infection infection PMID: 21156192
42. DARC -46C/C results in loss of DARC expression on erthyrocytes (Duffy-null) and resistance to Plasmodium vivax malaria, and subjects with this genotype had pre-HIV seroconversion neutrophil counts of <2500 cells/mm(3). PMID: 21507922
43. DARC and D6, the most studied members of this group of molecules, are reviewed. PMID: 21151196
44. results do not support an effect of erythrocyte DARC expression on the risk or progression of prostate cancer in men of African descent. PMID: 20596779
45. This activation state associated with DARC RBC expression may influence the intensity of the inflammatory responses encountered in sickle cell anemia and participate in its interindividual clinical expression variability. PMID: 21088296
46. Duffy Antigen Receptor for Chemokines (DARC) is an unusual transmembrane chemokine receptor which binds the two main chemokine families. PMID: 20655787
47. Plasmodium vivax is able to infect and cause Malaria vivax in Duffy-negative people. PMID: 20655790
48. Results indicate that one of the primary mechanisms by which P. vivax evades host immunity is through DARC indirectly down-regulating humoral responses against erythrocytic invasion and development. PMID: 20664684
49. Genome-wide association analysis finds strong association for serum MCP-1 with a nonsynonymous polymorphism, rs12075 (Asp42Gly) in DARC. PMID: 20040767
50. Duffy-positive sickle cell anemia patients exhibited higher counts of white blood cells, polynuclear neutrophils, higher plasma levels of IL-8 and RANTES than Duffy-negative patients. PMID: 20347396

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HGNC: 4035

OMIM: 110700

KEGG: hsa:2532

STRING: 9606.ENSP00000357103

UniGene: Hs.153381