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1 the endocytic receptors megalin (gp330) and cubilin.
2 o inhibit albumin binding to both regions of cubilin.
3 y a role in the intracellular trafficking of cubilin.
4 sulted in reduced cell surface expression of cubilin.
5 aused by defect of a gene product other than cubilin.
6 ndividual protein affinities for megalin and cubilin.
7 of the main scavenger receptors, MEGALIN and CUBILIN.
8 ubule (PT) multiligand receptors megalin and cubilin.
9 ugh the multiligand receptor complex megalin-cubilin.
10 studies of AMN function and coevolution with cubilin.
11 , identifying p400 as the murine ortholog of cubilin.
14 undance of the albumin receptors megalin and cubilin, affect albumin endocytosis in the proximal tubu
18 that cubilin and AMN are subunits of a novel cubilin/AMN (cubam) complex, where AMN binds to the amin
19 own, suggesting evolutionary conservation of Cubilin/AMN co-receptors function from flies to humans.
22 overload first acts on the expression of the cubilin-amnionless (CUBAM) complex in these cells, then
25 eral ligands and interacting proteins in the cubilin-amnionless-megalin complex that are involved in
27 , composed of the scavenger receptor complex Cubilin/Amnionless and Dab2, that is required for protei
28 merase chain reaction-amplified fragments of cubilin, an endocytic receptor of molecular mass 460 kDa
32 ophila genes encoding orthologs of mammalian cubilin and amnionless (AMN), two major receptors for pr
34 ere AMN binds to the amino-terminal third of cubilin and directs subcellular localization and endocyt
35 predicts that downregulation of megalin and cubilin and hyperfiltration both contribute significantl
37 Tracer endocytosis by nephrocytes required Cubilin and reflected size selectivity analogous to that
40 pendence of ligand binding or the ability of cubilin antiserum to inhibit ligand binding to the 113-r
43 These studies show the great potential of cubilin as a new target for the delivery of B(12) based
44 ntrations and reduced amounts of megalin and cubilin at the proximal tubule cell surface in Rab38 kno
47 mented that carbamylated albumin had reduced cubilin binding, but the effects of cubilin modification
50 ver, in cells cotransfected with AMN and the cubilin construct, cubilin trafficked to the cell surfac
51 ther AMN or a truncated IF-cobalamin-binding cubilin construct, neither protein alone conferred ligan
55 the C3 epimer of 25(OH)D3 [3-epi-25(OH)D3]; cubilin (CUBN) with 25(OH)D3; 25-hydroxylase (CYP2R1) wi
56 umans, AMN has been genetically connected to Cubilin (CUBN), a multi-ligand scavenger receptor expres
57 te lipid uptake via the multiligand receptor Cubilin (Cubn), leading to the ectopic accumulation of l
59 he basis of these findings, we conclude that cubilin deficiency reduces renal salvage and delivery ba
60 electrophoresis demonstrated that in megalin/cubilin-deficient mice an increased amount of (99m)Tc-DM
66 d that RENTAC conjugates showed megalin- and cubilin-dependent endocytic uptake in the immortalized k
67 motic diuresis, hypertrophy, and megalin and cubilin downregulation, without stipulating changes in g
68 robe, a B(12) conjugate of rhenium 2, in the cubilin expressing placental choriocarcinoma BeWo cell l
69 orrelating with a reduction in renal megalin/cubilin expression in knockout mice to about 10% of norm
70 nt, with concomitantly decreased megalin and cubilin expression levels and increased TfR1 expression.
71 ssibility that therapeutic increase of renal cubilin expression might reduce proteinuria and increase
73 min but not IF-Cbl binding to the N-terminal cubilin fragment that included the eight EGF-like repeat
74 es of seven tryptic peptides were similar to cubilin from rats, humans, and dogs, identifying p400 as
79 binding interaction to define the impact of cubilin glycosylation and map the key glycosylation site
80 ene deletion (cubilin HT mice), we show that cubilin haploinsufficiency leads to reduced renal proxim
83 pathways: receptor-mediated endocytosis via cubilin (high affinity) and megalin (low affinity), and
84 normally filtered albumin is reabsorbed via cubilin; however, megalin-mediated uptake predominates u
87 mice heterozygous for cubilin gene deletion (cubilin HT mice), we show that cubilin haploinsufficienc
90 study, we show that the germline ablation of Cubilin impairs endodermal and mesodermal patterning, an
92 We further confirm the essential role of Cubilin in nutrient internalization by the early viscera
93 downregulation of the receptors megalin and cubilin in PT cells and hyperfiltration both contribute
96 ant role for glycosylation in regulating the cubilin interaction with albumin, which is altered in pr
100 and proteinuria occurs in 50% of cases since cubilin is coreceptor for both the intestinal vitamin B(
101 ot uNK cells, implying that yolk sac-derived cubilin is endocytosed by uNK cells via galectin-3.
102 These findings, coupled with the fact that cubilin is expressed in kidney proximal tubules, suggest
104 endocytosis of the glomerular filtrate, and cubilin is the proximal tubule brush border membrane gly
105 DL, or apoA-I, it was found to copurify with cubilin isolated by HDL-Sepharose affinity chromatograph
108 lly increased internalization of the megalin-cubilin ligand albumin as well as the fluid phase marker
110 min and apoA-I; however, the consequences of cubilin loss on the homeostasis of blood albumin and apo
111 ation of 2 was confirmed to proceed in an IF-cubilin mediated fashion via siRNA transfection experime
113 in and accumulates in the kidneys by megalin/cubilin-mediated endocytosis of the (99m)Tc-DMSA protein
115 (IF) vitamin B(12) ileum anchored receptor, cubilin, mediates endocytotic uptake of the IF complex o
116 -mediated endocytosis, involving megalin and cubilin, mediates renal proximal-tubular reabsorption an
118 ors, ligands and interacting proteins in the cubilin-megalin multiligand endocytic receptor complex a
119 rk Pathway analysis included 12 genes in the cubilin-megalin multiligand endocytic receptor complex.
120 reduced cubilin binding, but the effects of cubilin modifications on binding albumin remain unclear.
125 avenger receptor megalin and its co-receptor cubilin play a vital role in retrieving low molecular we
126 mutations abrogate AMN expression and block cubilin processing and targeting to the apical membrane.
128 ent transmembrane and cytoplasmic domains in cubilin raises questions as to the means by which it can
130 DMSA is thus critically dependent on megalin/cubilin receptor function and therefore is a marker of p
131 could be used as a targeting moiety for the cubilin receptor systemically, has not been investigated
132 l for B12 absorption in the GI tract via the cubilin receptor, could be used as a targeting moiety fo
133 n receptor-expressing CA20948 and megalin or cubilin receptor-expressing BN-16 cells, in the absence
134 hways, consisting of high-affinity uptake by cubilin receptors, low-affinity uptake by megalin recept
136 a and that normal brush-border expression of cubilin requires the activity of an accessory protein.
137 BN, encoding the co-transporters megalin and cubilin, respectively, that mediate proximal tubule prot
138 ation mouse embryos, where interactions with cubilin result in nutrient endocytosis, and it may be im
140 ite, we determined the solution structure of cubilin's albumin-binding domain, CUB7,8, using small-an
142 d progressive loss of expression of megalin, cubilin, sodium-glucose cotransporter 2, and type IIa so
143 that in addition to its nutritive function, Cubilin sustains signaling pathways involved in embryoni
144 e used mice with kidneys lacking megalin and cubilin, the coreceptors that mediate proximal tubular e
146 DL affinity chromatography and identified as cubilin, the recently described endocytic receptor for i
147 d posttranslational stability of megalin and cubilin, the receptors that bind to and recover filtered
148 demonstrate that megalin acts together with cubilin to mediate HDL endocytosis and further suggest t
150 nsfected with AMN and the cubilin construct, cubilin trafficked to the cell surface and endosomes, an
153 ding the intrinsic factor (IF)-B12 receptor, cubilin, was recently cloned; the human homologue, CUBN,
156 n associations of variants in CUBN, encoding cubilin, with the urinary albumin-to-creatinine ratio (U