Gene Symbol: Lrp5
Description: low density lipoprotein receptor-related protein 5
Alias: BMND1, HBM, LR3, LRP7, OPPG, mKIAA4142, low-density lipoprotein receptor-related protein 5, LRP-5, LRP-7, low-density lipoprotein receptor-related protein 7
Species: mouse
Products:     Lrp5

Top Publications

  1. Ye X, Wang Y, Cahill H, Yu M, Badea T, Smallwood P, et al. Norrin, frizzled-4, and Lrp5 signaling in endothelial cells controls a genetic program for retinal vascularization. Cell. 2009;139:285-98 pubmed publisher
    ..Mutations in the Frizzled-4 (Fz4) receptor, Lrp5 coreceptor, or Norrin ligand cause retinal hypovascularization, but the mechanisms by which Norrin/Fz4/Lrp ..
  2. Lin S, Li B, Rao S, Yeo E, Hudson T, Nowlin B, et al. Macrophage Wnt7b is critical for kidney repair and regeneration. Proc Natl Acad Sci U S A. 2010;107:4194-9 pubmed publisher
  3. Joeng K, Schumacher C, Zylstra Diegel C, Long F, Williams B. Lrp5 and Lrp6 redundantly control skeletal development in the mouse embryo. Dev Biol. 2011;359:222-9 pubmed publisher
    ..Wnt signaling, is indispensable for embryonic osteoblast differentiation, the roles of the key Wnt co-receptors Lrp5 and Lrp6 are unclear...
  4. Hey P, Twells R, Phillips M, Yusuke Nakagawa -, Brown S, Kawaguchi Y, et al. Cloning of a novel member of the low-density lipoprotein receptor family. Gene. 1998;216:103-11 pubmed
    ..The gene, termed low-density lipoprotein receptor related protein 5 (LRP5), encodes a protein of 1615 amino acids that contains conserved modules which are characteristic of the low-density ..
  5. Xia C, Yablonka Reuveni Z, Gong X. LRP5 is required for vascular development in deeper layers of the retina. PLoS ONE. 2010;5:e11676 pubmed publisher
    The low-density lipoprotein receptor-related protein 5 (LRP5) plays an important role in the development of retinal vasculature...
  6. Ellies D, Viviano B, McCarthy J, Rey J, Itasaki N, Saunders S, et al. Bone density ligand, Sclerostin, directly interacts with LRP5 but not LRP5G171V to modulate Wnt activity. J Bone Miner Res. 2006;21:1738-49 pubmed
    ..Our data suggest that functional interactions between Sost or Wise and LRP5/LRP6 have the potential to regulate bone deposition by modulating the Wnt pathway...
  7. Yadav V, Ryu J, Suda N, Tanaka K, Gingrich J, Schutz G, et al. Lrp5 controls bone formation by inhibiting serotonin synthesis in the duodenum. Cell. 2008;135:825-37 pubmed publisher
    Loss- and gain-of-function mutations in the broadly expressed gene Lrp5 affect bone formation, causing osteoporosis and high bone mass, respectively...
  8. Iwaniec U, Wronski T, Liu J, Rivera M, Arzaga R, Hansen G, et al. PTH stimulates bone formation in mice deficient in Lrp5. J Bone Miner Res. 2007;22:394-402 pubmed
    b>Lrp5 deficiency decreases bone formation and results in low bone mass. This study evaluated the bone anabolic response to intermittent PTH treatment in Lrp5-deficient mice...
  9. Zhong Z, Baker J, Zylstra Diegel C, Williams B. Lrp5 and Lrp6 play compensatory roles in mouse intestinal development. J Cell Biochem. 2012;113:31-8 pubmed publisher
    Low-density lipoprotein receptor-related proteins 5 and 6 (Lrp5 and Lrp6) are co-receptors of Wnt ligands and play important roles in Wnt/?-catenin signal transduction...

More Information


  1. Clément Lacroix P, Ai M, Morvan F, Roman Roman S, Vayssière B, Belleville C, et al. Lrp5-independent activation of Wnt signaling by lithium chloride increases bone formation and bone mass in mice. Proc Natl Acad Sci U S A. 2005;102:17406-11 pubmed
    ..We gavage-fed lithium chloride to 8-week-old mice from three different strains (Lrp5(-/-), SAMP6, and C57BL/6) and assessed the effect on bone metabolism after 4 weeks of therapy...
  2. Fujino T, Asaba H, Kang M, Ikeda Y, Sone H, Takada S, et al. Low-density lipoprotein receptor-related protein 5 (LRP5) is essential for normal cholesterol metabolism and glucose-induced insulin secretion. Proc Natl Acad Sci U S A. 2003;100:229-34 pubmed
    A Wnt coreceptor low-density lipoprotein receptor-related protein 5 (LRP5) plays an essential role in bone accrual and eye development. Here, we show that LRP5 is also required for normal cholesterol and glucose metabolism...
  3. Xia C, Liu H, Cheung D, Wang M, Cheng C, Du X, et al. A model for familial exudative vitreoretinopathy caused by LPR5 mutations. Hum Mol Genet. 2008;17:1605-12 pubmed publisher
    ..reveals a single nucleotide insertion in the gene encoding the low-density lipoprotein receptor-related protein 5 (LRP5), causing a frame shift and resulting in the replacement of the C-terminal 39 amino acid residues by 20 new amino ..
  4. Chen J, Stahl A, Krah N, Seaward M, Dennison R, Sapieha P, et al. Wnt signaling mediates pathological vascular growth in proliferative retinopathy. Circulation. 2011;124:1871-81 pubmed publisher
    ..In this study, we show that Wnt receptors (Frizzled4 and low-density lipoprotein receptor-related protein5 [Lrp5]) and activity are significantly increased in pathological neovascularization in a mouse model of oxygen-induced ..
  5. Ahn Y, Sims C, Logue J, Weatherbee S, Krumlauf R. Lrp4 and Wise interplay controls the formation and patterning of mammary and other skin appendage placodes by modulating Wnt signaling. Development. 2013;140:583-93 pubmed publisher
    ..associated with elevated Wnt/?-catenin signaling and were rescued by reducing the dose of the Wnt co-receptor genes Lrp5 and Lrp6, or by inactivating the gene encoding ?-catenin...
  6. Lindvall C, Zylstra C, Evans N, West R, Dykema K, Furge K, et al. The Wnt co-receptor Lrp6 is required for normal mouse mammary gland development. PLoS ONE. 2009;4:e5813 pubmed publisher
    Canonical Wnt signals are transduced through a Frizzled receptor and either the LRP5 or LRP6 co-receptor; such signals play central roles during development and in disease...
  7. Van Wesenbeeck L, Cleiren E, Gram J, Beals R, Benichou O, Scopelliti D, et al. Six novel missense mutations in the LDL receptor-related protein 5 (LRP5) gene in different conditions with an increased bone density. Am J Hum Genet. 2003;72:763-71 pubmed
    ..The LDL receptor-related protein 5 (LRP5) gene has been shown to be involved in both osteoporosis-pseudoglioma syndrome and the high-bone-mass phenotype and ..
  8. Chen J, Stahl A, Krah N, Seaward M, Joyal J, Juan A, et al. Retinal expression of Wnt-pathway mediated genes in low-density lipoprotein receptor-related protein 5 (Lrp5) knockout mice. PLoS ONE. 2012;7:e30203 pubmed publisher
    Mutations in low-density lipoprotein receptor-related protein 5 (Lrp5) impair retinal angiogenesis in patients with familial exudative vitreoretinopathy (FEVR), a rare type of blinding vascular eye disease...
  9. Yadav V, Arantes H, Barros E, Lazaretti Castro M, Ducy P. Genetic analysis of Lrp5 function in osteoblast progenitors. Calcif Tissue Int. 2010;86:382-8 pubmed publisher
    ..Here, we show that mice with a Dermo1-Cre-mediated disruption of Lrp5 in osteoblast progenitor cells have normal embryonic skeletogenesis and normal skeletal growth and development ..
  10. Pinson K, Brennan J, Monkley S, Avery B, Skarnes W. An LDL-receptor-related protein mediates Wnt signalling in mice. Nature. 2000;407:535-8 pubmed
    ..Furthermore, we show a genetic enhancement of a Wnt mutant phenotype in mice lacking one functional copy of LRP6. Together, our results support a broad role for LRP6 in the transduction of several Wnt signals in mammals. ..
  11. Holmen S, Giambernardi T, Zylstra C, Buckner Berghuis B, Resau J, Hess J, et al. Decreased BMD and limb deformities in mice carrying mutations in both Lrp5 and Lrp6. J Bone Miner Res. 2004;19:2033-40 pubmed
    Humans and mice lacking Lrp5 have low BMD. To evaluate whether Lrp5 and Lrp6 interact genetically to control bone or skeletal development, we created mice carrying mutations in both Lrp5 and the related gene Lrp6...
  12. Stefater J, Lewkowich I, Rao S, Mariggi G, Carpenter A, Burr A, et al. Regulation of angiogenesis by a non-canonical Wnt-Flt1 pathway in myeloid cells. Nature. 2011;474:511-5 pubmed publisher
    ..These findings indicate that resident myeloid cells can use a non-canonical, Wnt-Flt1 pathway to suppress angiogenic branching. ..
  13. Lodewyckx L, Luyten F, Lories R. Genetic deletion of low-density lipoprotein receptor-related protein 5 increases cartilage degradation in instability-induced osteoarthritis. Rheumatology (Oxford). 2012;51:1973-8 pubmed publisher
    ..Loss-of-function mutations in low-density lipoprotein receptor-related protein 5 (LRP5), a WNT co-receptor, result in low bone mass. Lrp5(-)(/)(-) mice also have low bone mass phenotypes...
  14. Case N, Ma M, Sen B, Xie Z, Gross T, Rubin J. Beta-catenin levels influence rapid mechanical responses in osteoblasts. J Biol Chem. 2008;283:29196-205 pubmed publisher
    ..Application of Dkk-1, which disrupts canonical Wnt/LRP5 signaling, did not block strain-induced nuclear translocation of beta-catenin or up-regulation of Wisp1 and Cox2 ..
  15. Babij P, Zhao W, Small C, Kharode Y, Yaworsky P, Bouxsein M, et al. High bone mass in mice expressing a mutant LRP5 gene. J Bone Miner Res. 2003;18:960-74 pubmed
    A unique mutation in LRP5 is associated with high bone mass in man. Transgenic mice expressing this LRP5 mutation have a similar phenotype with high bone mass and enhanced strength...
  16. Junge H, Yang S, Burton J, Paes K, Shu X, French D, et al. TSPAN12 regulates retinal vascular development by promoting Norrin- but not Wnt-induced FZD4/beta-catenin signaling. Cell. 2009;139:299-311 pubmed publisher
    Mutations in the genes encoding the Wnt receptor Frizzled-4 (FZD4), coreceptor LRP5, or the ligand Norrin disrupt retinal vascular development and cause ophthalmic diseases...
  17. Björklund P, Svedlund J, Olsson A, Akerstrom G, Westin G. The internally truncated LRP5 receptor presents a therapeutic target in breast cancer. PLoS ONE. 2009;4:e4243 pubmed publisher
    ..An aberrantly spliced internally truncated LRP5 receptor (LRP5Delta666-809, LRP5Delta) was shown recently to be resistant to DKK1 inhibition, and was required for ..
  18. Saxon L, Jackson B, Sugiyama T, Lanyon L, Price J. Analysis of multiple bone responses to graded strains above functional levels, and to disuse, in mice in vivo show that the human Lrp5 G171V High Bone Mass mutation increases the osteogenic response to loading but that lack of Lrp5 activity reduces i. Bone. 2011;49:184-93 pubmed publisher
    To investigate the role of the low-density lipoprotein receptor-related protein 5 (Lrp5) in bones' responses to loading, we analysed changes in multiple measures of bone architecture in tibias subjected to loading or disuse in male and ..
  19. Cui Y, Niziolek P, MacDonald B, Zylstra C, Alenina N, Robinson D, et al. Lrp5 functions in bone to regulate bone mass. Nat Med. 2011;17:684-91 pubmed publisher
    The human skeleton is affected by mutations in low-density lipoprotein receptor-related protein 5 (LRP5)...
  20. Kelly O, Pinson K, Skarnes W. The Wnt co-receptors Lrp5 and Lrp6 are essential for gastrulation in mice. Development. 2004;131:2803-15 pubmed
    Recent work has identified LDL receptor-related family members, Lrp5 and Lrp6, as co-receptors for the transduction of Wnt signals...
  21. Riddle R, Diegel C, Leslie J, Van Koevering K, Faugere M, Clemens T, et al. Lrp5 and Lrp6 exert overlapping functions in osteoblasts during postnatal bone acquisition. PLoS ONE. 2013;8:e63323 pubmed publisher critical for skeletal development and maintenance, but the precise roles of the individual Wnt co-receptors, Lrp5 and Lrp6, that enable Wnt signals to be transmitted in osteoblasts remain controversial...
  22. Zhang M, Yan Y, Lim Y, Tang D, Xie R, Chen A, et al. BMP-2 modulates beta-catenin signaling through stimulation of Lrp5 expression and inhibition of beta-TrCP expression in osteoblasts. J Cell Biochem. 2009;108:896-905 pubmed publisher
    ..We found that BMP-2 stimulates Lrp5 expression and inhibits the expression of beta-TrCP, the F-box E3 ligase responsible for beta-catenin degradation ..
  23. Mao J, Wang J, Liu B, Pan W, Farr G, Flynn C, et al. Low-density lipoprotein receptor-related protein-5 binds to Axin and regulates the canonical Wnt signaling pathway. Mol Cell. 2001;7:801-9 pubmed
    ..In addition, the LRP-5 sequences involved in interactions with Axin are required for LEF-1 activation. Thus, we conclude that the binding of Axin to LRP-5 is an important part of the Wnt signal transduction pathway. ..
  24. Lobov I, Rao S, Carroll T, Vallance J, Ito M, Ondr J, et al. WNT7b mediates macrophage-induced programmed cell death in patterning of the vasculature. Nature. 2005;437:417-21 pubmed
    ..These findings indicate that macrophages can use WNT ligands to influence cell-fate decisions--including cell death--in adjacent cells, and raise the possibility that they do so in many different cellular contexts. ..
  25. Wang Z, Shu W, Lu M, Morrisey E. Wnt7b activates canonical signaling in epithelial and vascular smooth muscle cells through interactions with Fzd1, Fzd10, and LRP5. Mol Cell Biol. 2005;25:5022-30 pubmed
    ..involves the binding of Wnt ligands to cell surface receptors of the frizzled family and coreceptors of the LRP5/6 family...
  26. Phng L, Potente M, Leslie J, Babbage J, Nyqvist D, Lobov I, et al. Nrarp coordinates endothelial Notch and Wnt signaling to control vessel density in angiogenesis. Dev Cell. 2009;16:70-82 pubmed publisher
    ..In vivo, loss of Nrarp, Lef1, or endothelial Ctnnb1 causes vessel regression. We suggest that the balance between Notch and Wnt signaling determines whether to make or break new vessel connections. ..
  27. Castelo Branco G, Andersson E, Minina E, Sousa K, Ribeiro D, Kokubu C, et al. Delayed dopaminergic neuron differentiation in Lrp6 mutant mice. Dev Dyn. 2010;239:211-21 pubmed publisher
    ..5. Our results, therefore, suggest a role for Lrp6 in the onset of DA neuron development in the VM as well as a role in midbrain morphogenesis. ..
  28. Bryja V, Andersson E, Schambony A, Esner M, Bryjova L, Biris K, et al. The extracellular domain of Lrp5/6 inhibits noncanonical Wnt signaling in vivo. Mol Biol Cell. 2009;20:924-36 pubmed publisher
    b>Lrp5/6 are crucial coreceptors for Wnt/beta-catenin signaling, a pathway biochemically distinct from noncanonical Wnt signaling pathways. Here, we examined the possible participation of Lrp5/6 in noncanonical Wnt signaling...
  29. Robling A, Niziolek P, Baldridge L, Condon K, Allen M, Alam I, et al. Mechanical stimulation of bone in vivo reduces osteocyte expression of Sost/sclerostin. J Biol Chem. 2008;283:5866-75 pubmed
    ..The recent discovery of the antagonistic effects of sclerostin on Lrp5 receptor signaling, a crucial mediator of skeletal mechanotransduction, provides a potential mechanism for the ..
  30. Ahn Y, Sanderson B, Klein O, Krumlauf R. Inhibition of Wnt signaling by Wise (Sostdc1) and negative feedback from Shh controls tooth number and patterning. Development. 2010;137:3221-31 pubmed publisher
    ..tooth development, Wise suppresses survival of the diastema or incisor vestigial buds by serving as an inhibitor of Lrp5- and Lrp6-dependent Wnt signaling...
  31. Chen D, Lathrop W, Dong Y. Molecular cloning of mouse Lrp7(Lr3) cDNA and chromosomal mapping of orthologous genes in mouse and human. Genomics. 1999;55:314-21 pubmed
    ..5 kb) was seen at the four embryonic stages examined. We mapped the Lrp 7 gene to mouse chromosome 19B and the LRP7 gene to human chromosome 11q13.4...
  32. Sawakami K, Robling A, Ai M, Pitner N, Liu D, Warden S, et al. The Wnt co-receptor LRP5 is essential for skeletal mechanotransduction but not for the anabolic bone response to parathyroid hormone treatment. J Biol Chem. 2006;281:23698-711 pubmed
    The cell surface receptor, low-density lipoprotein receptor-related protein 5 (LRP5) is a key regulator of bone mass...
  33. Lindvall C, Evans N, Zylstra C, Li Y, Alexander C, Williams B. The Wnt signaling receptor Lrp5 is required for mammary ductal stem cell activity and Wnt1-induced tumorigenesis. J Biol Chem. 2006;281:35081-7 pubmed
    ..Here we have shown that mice deficient for the Wnt co-receptor Lrp5 are resistant to Wnt1-induced mammary tumors, which have been shown to be derived from the mammary stem/progenitor ..
  34. O Brien C, Plotkin L, Galli C, Goellner J, Gortazar A, Allen M, et al. Control of bone mass and remodeling by PTH receptor signaling in osteocytes. PLoS ONE. 2008;3:e2942 pubmed publisher
    ..Deletion of the Wnt co-receptor LDL related receptor 5 (LRP5) attenuates the high bone mass phenotype but not the increase in bone remodeling induced by the transgene...
  35. Björklund P, Akerstrom G, Westin G. An LRP5 receptor with internal deletion in hyperparathyroid tumors with implications for deregulated WNT/beta-catenin signaling. PLoS Med. 2007;4:e328 pubmed
    ..Mechanisms that may account for this activation have not been identified, except for a few cases of beta-catenin (CTNNB1) stabilizing mutation in pHPT tumors...
  36. Akhter M, Wells D, Short S, Cullen D, Johnson M, Haynatzki G, et al. Bone biomechanical properties in LRP5 mutant mice. Bone. 2004;35:162-9 pubmed
    ..substitution at amino acid residue 171 in the gene coding for low-density lipoprotein receptor-related protein 5 (LRP5) [Bone Miner. Res. 16(4) (2001) 758]...
  37. Xu Q, Wang Y, Dabdoub A, Smallwood P, Williams J, Woods C, et al. Vascular development in the retina and inner ear: control by Norrin and Frizzled-4, a high-affinity ligand-receptor pair. Cell. 2004;116:883-95 pubmed
    ..These data define a Norrin-Fz4 signaling system that plays a central role in vascular development in the eye and ear, and they indicate that ligands unrelated to Wnts can act through Fz receptors. ..
  38. Kato M, Patel M, Levasseur R, Lobov I, Chang B, Glass D, et al. Cbfa1-independent decrease in osteoblast proliferation, osteopenia, and persistent embryonic eye vascularization in mice deficient in Lrp5, a Wnt coreceptor. J Cell Biol. 2002;157:303-14 pubmed
    ..Here we show that mice with a targeted disruption of Lrp5 develop a low bone mass phenotype...
  39. Nikopoulos K, Venselaar H, Collin R, Riveiro Alvarez R, Boonstra F, Hooymans J, et al. Overview of the mutation spectrum in familial exudative vitreoretinopathy and Norrie disease with identification of 21 novel variants in FZD4, LRP5, and NDP. Hum Mutat. 2010;31:656-66 pubmed publisher
    ..Mutations in the genes encoding the low density lipoprotein receptor protein 5 (LRP5) and frizzled 4 (FZD4), acting as coreceptors for Wnt ligands, cause familial exudative vitreoretinopathy (FEVR)...
  40. Sunters A, Armstrong V, Zaman G, Kypta R, Kawano Y, Lanyon L, et al. Mechano-transduction in osteoblastic cells involves strain-regulated estrogen receptor alpha-mediated control of insulin-like growth factor (IGF) I receptor sensitivity to Ambient IGF, leading to phosphatidylinositol 3-kinase/AKT-dependent Wnt/LRP5 r. J Biol Chem. 2010;285:8743-58 pubmed publisher
    ..Initiation of this pathway does not involve the Wnt/LRP5/Frizzled receptor and does not culminate in increased IGF transcription...
  41. Yadav V, Ducy P. Lrp5 and bone formation : A serotonin-dependent pathway. Ann N Y Acad Sci. 2010;1192:103-9 pubmed publisher
    b>Lrp5, the mutated gene in osteoporosis pseudoglioma (OPPG) and the high bone-mass syndrome (HBM), regulates bone formation, while beta-catenin, the molecular node of Wnt signaling, regulates bone resorption, suggesting that Lrp5 could act ..
  42. Dai T, Zhang C, Peng F, Niu X, Hu L, Zhang Q, et al. Depletion of canonical Wnt signaling components has a neuroprotective effect on midbrain dopaminergic neurons in an MPTP-induced mouse model of Parkinson's disease. Exp Ther Med. 2014;8:384-390 pubmed
    ..role of the canonical Wnt signaling pathway, including low-density lipoprotein receptor-related protein 5 and 6 (LRP5/6) and ?-catenin components, in a mouse model of PD remains unclear...
  43. Ross R, Mashiatulla M, Acerbo A, Almer J, Miller L, Johnson M, et al. HBM Mice Have Altered Bone Matrix Composition and Improved Material Toughness. Calcif Tissue Int. 2016;99:384-95 pubmed publisher
    The G171V mutation in the low-density lipoprotein receptor-related protein 5 (LRP5) leads to a high bone mass (HBM) phenotype...
  44. Magoori K, Kang M, Ito M, Kakuuchi H, Ioka R, Kamataki A, et al. Severe hypercholesterolemia, impaired fat tolerance, and advanced atherosclerosis in mice lacking both low density lipoprotein receptor-related protein 5 and apolipoprotein E. J Biol Chem. 2003;278:11331-6 pubmed
    LDL receptor-related protein 5 (LRP5) plays multiple roles, including embryonic development and bone accrual development...
  45. Snowball J, Ambalavanan M, Cornett B, Lang R, Whitsett J, Sinner D. Mesenchymal Wnt signaling promotes formation of sternum and thoracic body wall. Dev Biol. 2015;401:264-75 pubmed publisher
    ..Deletion of Lrp5 and Lrp6 receptors, which mediate Wnt/β-catenin signaling in the mesenchyme, partially recapitulated the ..
  46. Chin E, Martin J, Kim S, Fakhraldeen S, Alexander C. Lrp5 Has a Wnt-Independent Role in Glucose Uptake and Growth for Mammary Epithelial Cells. Mol Cell Biol. 2015;36:871-85 pubmed publisher
    b>Lrp5 is typically described as a Wnt signaling receptor, albeit a less effective Wnt signaling receptor than the better-studied sister isoform, Lrp6...
  47. González Sancho J, Brennan K, Castelo Soccio L, Brown A. Wnt proteins induce dishevelled phosphorylation via an LRP5/6- independent mechanism, irrespective of their ability to stabilize beta-catenin. Mol Cell Biol. 2004;24:4757-68 pubmed
    ..Moreover, neither Dickkopf1, which inhibits Wnt/beta-catenin signaling by binding the Wnt coreceptors LRP5 and -6, nor dominant-negative LRP5/6 constructs could block Wnt-mediated Dvl phosphorylation...
  48. D Amico L, Mahajan S, Capietto A, Yang Z, Zamani A, Ricci B, et al. Dickkopf-related protein 1 (Dkk1) regulates the accumulation and function of myeloid derived suppressor cells in cancer. J Exp Med. 2016;213:827-40 pubmed publisher
    ..We establish a novel immunomodulatory role for Dkk1 in regulating tumor-induced immune suppression via targeting β-catenin in MDSCs. ..
  49. Young J, Bromberg White J, Zylstra C, Church J, Boguslawski E, Resau J, et al. LRP5 and LRP6 are not required for protective antigen-mediated internalization or lethality of anthrax lethal toxin. PLoS Pathog. 2007;3:e27 pubmed
    ..Based on its similarity to LRP6, we hypothesized that LRP5 may also play a role in cellular uptake of AnTx...
  50. Dubrow S, Hruby P, Akhter M. Gender specific LRP5 influences on trabecular bone structure and strength. J Musculoskelet Neuronal Interact. 2007;7:166-73 pubmed
    A mutation in LRP5 (low-density lipoprotein receptor-related protein 5) has been shown to increase bone mass and density in humans and animals...
  51. Komatsu D, Mary M, Schroeder R, Robling A, Turner C, Warden S. Modulation of Wnt signaling influences fracture repair. J Orthop Res. 2010;28:928-36 pubmed publisher
    ..Femoral fractures were generated in Lrp5 knockout mice (Lrp5-/-) and wild-type littermates (Lrp5+/+), as well as C57BL/6 mice...
  52. Goel S, Chin E, Fakhraldeen S, Berry S, Beebe D, Alexander C. Both LRP5 and LRP6 receptors are required to respond to physiological Wnt ligands in mammary epithelial cells and fibroblasts. J Biol Chem. 2012;287:16454-66 pubmed publisher
    ..Wnt signal maintains adult mammary ductal stem cell activity, and this signal requires the Wnt signaling reception, LRP5. However, previous data from our laboratory have shown that LRP5 and LRP6 are co-expressed in mammary basal cells ..
  53. Shin Y, Huh Y, Kim K, Kim S, Park K, Koh J, et al. Low-density lipoprotein receptor-related protein 5 governs Wnt-mediated osteoarthritic cartilage destruction. Arthritis Res Ther. 2014;16:R37 pubmed publisher
    ..Here we explored the roles of LRP5 in interleukin 1? (IL-1?)- or Wnt-mediated osteoarthritic (OA) cartilage destruction in mice...
  54. Brennan K, González Sancho J, Castelo Soccio L, Howe L, Brown A. Truncated mutants of the putative Wnt receptor LRP6/Arrow can stabilize beta-catenin independently of Frizzled proteins. Oncogene. 2004;23:4873-84 pubmed
    ..The identification of both Frizzled and LRP5/6 (LRP: low-density lipoprotein receptor-related protein) proteins as components of cell-surface receptors for Wnt ..
  55. Rhee Y, Allen M, Condon K, Lezcano V, Ronda A, Galli C, et al. PTH receptor signaling in osteocytes governs periosteal bone formation and intracortical remodeling. J Bone Miner Res. 2011;26:1035-46 pubmed publisher
    ..Crossing DMP1-caPTHR1 mice with mice lacking the Wnt coreceptor, LDL-related receptor 5 (LRP5), or with mice overexpressing the Wnt antagonist Sost in osteocytes (DMP1-Sost mice) reduced or abolished, ..
  56. Shim J, Greenblatt M, Zou W, Huang Z, Wein M, Brady N, et al. Schnurri-3 regulates ERK downstream of WNT signaling in osteoblasts. J Clin Invest. 2013;123:4010-22 pubmed publisher
    ..Additionally, in vivo genetic interaction studies demonstrated that crossing to Lrp5(-/-) mice partially rescued the osteosclerotic phenotype of Shn3(-/-) mice; mechanistically, this corresponded to ..
  57. Li Z, Yang J, Vazquez E, Rose D, Vakar Lopez F, Mathew P, et al. Low-density lipoprotein receptor-related protein 5 (LRP5) mediates the prostate cancer-induced formation of new bone. Oncogene. 2008;27:596-603 pubmed
    ..MDA PCa 2b cells did not induce bone formation in calvaria from mice lacking the Wnt co-receptor Lrp5. In human specimens, WNT7b was not expressed in normal prostate but was expressed in areas of high-grade prostate ..
  58. Hay E, Laplantine E, Geoffroy V, Frain M, Kohler T, Muller R, et al. N-cadherin interacts with axin and LRP5 to negatively regulate Wnt/beta-catenin signaling, osteoblast function, and bone formation. Mol Cell Biol. 2009;29:953-64 pubmed publisher
    ..We show here a novel mechanism by which the adhesion molecule N-cadherin interacts with the Wnt coreceptor LRP5 and regulates canonical Wnt/beta-catenin signaling in osteoblasts...
  59. Chen L, Wang K, Shao Y, Huang J, Li X, Shan J, et al. Structural insight into the mechanisms of Wnt signaling antagonism by Dkk. J Biol Chem. 2008;283:23364-70 pubmed publisher
    ..Wnt antagonism of Dkk requires the binding of the C-terminal cysteine-rich domain of Dkk to the Wnt coreceptor, LRP5/6...
  60. Frey J, Li Z, Ellis J, Zhang Q, Farber C, Aja S, et al. Wnt-Lrp5 signaling regulates fatty acid metabolism in the osteoblast. Mol Cell Biol. 2015;35:1979-91 pubmed publisher
    The Wnt coreceptors Lrp5 and Lrp6 are essential for normal postnatal bone accrual and osteoblast function...
  61. Badders N, Goel S, Clark R, Klos K, Kim S, Bafico A, et al. The Wnt receptor, Lrp5, is expressed by mouse mammary stem cells and is required to maintain the basal lineage. PLoS ONE. 2009;4:e6594 pubmed publisher
    ..The Wnt signaling receptors, Lrp5/6, are uniquely required for canonical Wnt activity...
  62. MacDonald B, Semenov M, Huang H, He X. Dissecting molecular differences between Wnt coreceptors LRP5 and LRP6. PLoS ONE. 2011;6:e23537 pubmed publisher
    Low-density lipoprotein receptor-related proteins 5 and 6 (LRP5 and LRP6) serve as Wnt co-receptors for the canonical ?-catenin pathway...
  63. Niziolek P, Warman M, Robling A. Mechanotransduction in bone tissue: The A214V and G171V mutations in Lrp5 enhance load-induced osteogenesis in a surface-selective manner. Bone. 2012;51:459-65 pubmed publisher
    ..In particular, the Wnt co-receptor LDL-receptor-related protein 5 (LRP5) appears to be a crucial protein in the mechanotransduction cascades that translate physical tissue deformation ..
  64. Zhou Y, Wang Y, TISCHFIELD M, Williams J, Smallwood P, Rattner A, et al. Canonical WNT signaling components in vascular development and barrier formation. J Clin Invest. 2014;124:3825-46 pubmed publisher
    ..The closely related WNT signaling coreceptors LDL receptor-related protein 5 (LRP5) and LRP6 had redundant functions in brain vascular development and barrier maintenance; however, loss of LRP5 ..