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Volumn 38, Issue 6, 1997, Pages 1222-1228

Hyaluronan in the human trabecular meshwork

Author keywords

aqueous outflow; glycosaminoglycan; histochemistry; hyaluronic acid; trabecular meshwork

Indexed keywords

GLYCOSAMINOGLYCAN; HYALURONIC ACID;

EID: 0031011421     PISSN: 01460404     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article
Times cited : (29)

References (59)
  • 2
    • 0018231626 scopus 로고
    • Physiological function of connective tissue polysaccharides
    • Comper WD, Laurent TC. Physiological function of connective tissue polysaccharides. Physiol Rev. 1978; 58:255-315.
    • (1978) Physiol Rev , vol.58 , pp. 255-315
    • Comper, W.D.1    Laurent, T.C.2
  • 3
    • 0017831892 scopus 로고
    • Glycosaminoglycans and their binding to biological macromolecules
    • Lindahl U, Hook M. Glycosaminoglycans and their binding to biological macromolecules. Annu Rev Biochem. 1978; 47:385-417.
    • (1978) Annu Rev Biochem , vol.47 , pp. 385-417
    • Lindahl, U.1    Hook, M.2
  • 4
    • 0024203683 scopus 로고
    • The distributions and diffusivities of small ions in chondroitin sulphate, hyaluronate and some proteoglycan solutions
    • Maroudas A, Weinberg PD, Parker KH, Winlove CP. The distributions and diffusivities of small ions in chondroitin sulphate, hyaluronate and some proteoglycan solutions. Biophys Chem. 1988; 32:257-270.
    • (1988) Biophys Chem , vol.32 , pp. 257-270
    • Maroudas, A.1    Weinberg, P.D.2    Parker, K.H.3    Winlove, C.P.4
  • 5
    • 0024250953 scopus 로고
    • The theoretical distributions and diffusivities of small ions in chondroitin sulphate and hyaluronate
    • Parker KH, Winlove CP, Maroudas A. The theoretical distributions and diffusivities of small ions in chondroitin sulphate and hyaluronate. Biophys Chem. 1988; 32:271-282.
    • (1988) Biophys Chem , vol.32 , pp. 271-282
    • Parker, K.H.1    Winlove, C.P.2    Maroudas, A.3
  • 6
    • 0025966878 scopus 로고
    • Hyaluronan and a cell-associated hyaluronan binding protein regulate the locomotion of ras-transformed cells
    • Turley EA, Austen L, Vandeligt K, Clary C. Hyaluronan and a cell-associated hyaluronan binding protein regulate the locomotion of ras-transformed cells. J Cell Biol 1991; 112:1041-1047.
    • (1991) J Cell Biol , vol.112 , pp. 1041-1047
    • Turley, E.A.1    Austen, L.2    Vandeligt, K.3    Clary, C.4
  • 7
    • 0026559653 scopus 로고
    • Hyaluronan and cell locomotion
    • Turley EA. Hyaluronan and cell locomotion. Cancer Metastasis Rev. 1992; 11:21-30.
    • (1992) Cancer Metastasis Rev , vol.11 , pp. 21-30
    • Turley, E.A.1
  • 8
    • 0027197113 scopus 로고
    • The effect of hyaluronic acid on corneal epithelial cell proliferation
    • Inoue M, Katakami C. The effect of hyaluronic acid on corneal epithelial cell proliferation. Invest Ophthalmol Vis Sci. 1993; 34:2313-2315.
    • (1993) Invest Ophthalmol Vis Sci , vol.34 , pp. 2313-2315
    • Inoue, M.1    Katakami, C.2
  • 9
    • 0025827497 scopus 로고
    • Correlations between hyaluronan and epidermal proliferation as studied by [3H]glucosamine and [3H]thymidine incorporations and staining of hyaluronan on mitotic keratinocytes
    • Tammi R, Tammi M. Correlations between hyaluronan and epidermal proliferation as studied by [3H]glucosamine and [3H]thymidine incorporations and staining of hyaluronan on mitotic keratinocytes. Exp Cell Res. 1991; 195:524-527.
    • (1991) Exp Cell Res , vol.195 , pp. 524-527
    • Tammi, R.1    Tammi, M.2
  • 10
    • 0025338724 scopus 로고
    • Hyaluronate can function as a cell adhesion molecule and CD44 participates in hyaluronate recognition
    • Miyake K, Underbill CB, Lesley J, Kincade PW. Hyaluronate can function as a cell adhesion molecule and CD44 participates in hyaluronate recognition, J Exp Med. 1990; 172:69-75.
    • (1990) J Exp Med , vol.172 , pp. 69-75
    • Miyake, K.1    Underbill, C.B.2    Lesley, J.3    Kincade, P.W.4
  • 11
    • 0018134934 scopus 로고
    • The role of hyaluronic acid in intercellular adhesion of cultured mouse cells
    • Underbill C, Dorfman A. The role of hyaluronic acid in intercellular adhesion of cultured mouse cells. Exp Cell Res. 1978; 117:155-164.
    • (1978) Exp Cell Res , vol.117 , pp. 155-164
    • Underbill, C.1    Dorfman, A.2
  • 12
    • 0020332991 scopus 로고
    • Interaction of hyaluronate with the surface of simian virus 40-transformed 3T3 cells: Aggregation and binding studies
    • Underhill CB. Interaction of hyaluronate with the surface of simian virus 40-transformed 3T3 cells: Aggregation and binding studies. J Cell Sci. 1982; 56:177-189.
    • (1982) J Cell Sci , vol.56 , pp. 177-189
    • Underhill, C.B.1
  • 13
    • 0027956397 scopus 로고
    • Hyaluronate receptors: Key players in growth, differentiation, migration and tumor progression
    • Sherman L, SleemanJ, Herrlich P, Ponta H. Hyaluronate receptors: Key players in growth, differentiation, migration and tumor progression. Curr Opin Cell Biol. 1994; 6:726-733.
    • (1994) Curr Opin Cell Biol , vol.6 , pp. 726-733
    • Sherman, L.1    Sleeman, J.2    Herrlich, P.3    Ponta, H.4
  • 14
    • 1842275035 scopus 로고
    • Stroma modulates the growth and differentiation of limbal and conjunctival epithelial cells
    • ARVO Abstracts
    • Tsai RJF, Chen JK- Stroma modulates the growth and differentiation of limbal and conjunctival epithelial cells. ARVO Abstracts. Invest Ophthalmol Vis Sci. 1993; 34:1519.
    • (1993) Invest Ophthalmol Vis Sci , vol.34 , pp. 1519
    • Tsai, R.J.F.1    Chen, J.K.2
  • 16
    • 0020684965 scopus 로고
    • Hyaluronate and hyaluronidase in the developing chick embryo kidney
    • Belsky E, Toole BP. Hyaluronate and hyaluronidase in the developing chick embryo kidney. Cell Diff. 1983; 12:61-66.
    • (1983) Cell Diff , vol.12 , pp. 61-66
    • Belsky, E.1    Toole, B.P.2
  • 17
    • 0023632550 scopus 로고
    • Complete primary structure of the rat cartilage pro teoglycan core protein deduced from cDNA clones
    • Doege K, Sasaki M, Horigan E, Hassell JR, Yamada Y. Complete primary structure of the rat cartilage pro teoglycan core protein deduced from cDNA clones. J Biol Chem. 1987; 262:17757-17767.
    • (1987) J Biol Chem , vol.262 , pp. 17757-17767
    • Doege, K.1    Sasaki, M.2    Horigan, E.3    Hassell, J.R.4    Yamada, Y.5
  • 18
    • 0025038449 scopus 로고
    • Hyaluronan and its binding proteins, the hyaladherins
    • Toole BP. Hyaluronan and its binding proteins, the hyaladherins. Curr Opin Cell Biol. 1990; 2:839-844.
    • (1990) Curr Opin Cell Biol , vol.2 , pp. 839-844
    • Toole, B.P.1
  • 19
    • 0021940127 scopus 로고
    • Fluorescent morphological probe for hyaluronate
    • Knudson CB, Toole BP. Fluorescent morphological probe for hyaluronate. J Cell Biol. 1985; 100:1753-1758.
    • (1985) J Cell Biol , vol.100 , pp. 1753-1758
    • Knudson, C.B.1    Toole, B.P.2
  • 20
    • 0024402955 scopus 로고
    • Secondary structures in hyaluronan solutions: Chemical and biological implications
    • Scott JE. Secondary structures in hyaluronan solutions: Chemical and biological implications. Ciba Found Symp. 1989; 143:6-15-20, 281-285.
    • (1989) Ciba Found Symp , vol.143 , pp. 6-15
    • Scott, J.E.1
  • 21
    • 0001284891 scopus 로고
    • Influence of testicular hyaluronidase on the resistance to flow through the angle of the anterior chamber
    • Barany EH, Scotchbrook S. Influence of testicular hyaluronidase on the resistance to flow through the angle of the anterior chamber. Ada Physiol Scand. 1954; 30:240-248.
    • (1954) Ada Physiol Scand , vol.30 , pp. 240-248
    • Barany, E.H.1    Scotchbrook, S.2
  • 22
    • 0001284892 scopus 로고
    • Hyaluronic acid and hyaluronidase in the aqueous humor and the angle of the anterior chamber
    • Barany EH, Woodin AM. Hyaluronic acid and hyaluronidase in the aqueous humor and the angle of the anterior chamber. Acta Physiol Scand. 1955; 33:257288.
    • (1955) Acta Physiol Scand , vol.33 , pp. 257288
    • Barany, E.H.1    Woodin, A.M.2
  • 23
    • 0001261616 scopus 로고
    • The action of different kinds of hyaluronidase on the resistance to flow through the anterior chamber
    • Barany EH. The action of different kinds of hyaluronidase on the resistance to flow through the anterior chamber. Acta Ophthalmol. 1956; 34:397-403.
    • (1956) Acta Ophthalmol , vol.34 , pp. 397-403
    • Barany, E.H.1
  • 24
    • 0018415621 scopus 로고
    • A light microscopic study of the effects of testicular hyaluronidase on the outflow system of a baboon (Papio cynocephalus)
    • Grierson I, Lee WR, Abraham S. A light microscopic study of the effects of testicular hyaluronidase on the outflow system of a baboon (Papio cynocephalus). Invest Ophthalmol Vis Sci. 1979; 18:356-360.
    • (1979) Invest Ophthalmol Vis Sci , vol.18 , pp. 356-360
    • Grierson, I.1    Lee, W.R.2    Abraham, S.3
  • 25
    • 34247343823 scopus 로고
    • Experimental aqueous perfusion in enucleated human eyes
    • Grant WM. Experimental aqueous perfusion in enucleated human eyes. Arch Ophthalmol. 1963; 69:783-801.
    • (1963) Arch Ophthalmol , vol.69 , pp. 783-801
    • Grant, W.M.1
  • 26
    • 0001864369 scopus 로고
    • The relationship of hyaluronidase to aqueous outflow resistance
    • Pedler C. The relationship of hyaluronidase to aqueous outflow resistance. Trans Ophthalmol Soc UK. 1956; 76:51-63.
    • (1956) Trans Ophthalmol Soc UK , vol.76 , pp. 51-63
    • Pedler, C.1
  • 27
    • 77049315023 scopus 로고
    • Perfusion studies on the outflow of aqueous humor in human eyes
    • Francois J, Rabaey M, Neetens A. Perfusion studies on the outflow of aqueous humor in human eyes. Arch Ophthalmol. 1956; 55:193-204.
    • (1956) Arch Ophthalmol , vol.55 , pp. 193-204
    • Francois, J.1    Rabaey, M.2    Neetens, A.3
  • 28
    • 0016209461 scopus 로고
    • Hyaluronidase effects on aqueous outflow resistance. Quantitative and localizing studies in the rhesus monkey eye
    • Peterson WS, Jocson VL. Hyaluronidase effects on aqueous outflow resistance. Quantitative and localizing studies in the rhesus monkey eye. Am J Ophthalmol. 1974; 77:573-577.
    • (1974) Am J Ophthalmol , vol.77 , pp. 573-577
    • Peterson, W.S.1    Jocson, V.L.2
  • 30
    • 0021358107 scopus 로고
    • Exogenous hyaluronidases and degradation of hyaluronic acid in the rabbit eye
    • Knepper PA, Farbman AI, Telser AG. Exogenous hyaluronidases and degradation of hyaluronic acid in the rabbit eye. Invest Ophthalmol Vis Sci. 1984; 25:286-293.
    • (1984) Invest Ophthalmol Vis Sci , vol.25 , pp. 286-293
    • Knepper, P.A.1    Farbman, A.I.2    Telser, A.G.3
  • 31
    • 0019943171 scopus 로고
    • Distribution of glycosaminoglycans in the aqueous outflow system of the cat
    • Richardson TM. Distribution of glycosaminoglycans in the aqueous outflow system of the cat. Invest Ophthalmol Vis Sci. 1982; 22:319-329.
    • (1982) Invest Ophthalmol Vis Sci , vol.22 , pp. 319-329
    • Richardson, T.M.1
  • 32
    • 1842346975 scopus 로고
    • Demonstration of a coating substance in the trabecular meshwork of the eye
    • Berggren L, Vrabec F. Demonstration of a coating substance in the trabecular meshwork of the eye. Am J Ophthalmol 1957; 44:200-208.
    • (1957) Am J Ophthalmol , vol.44 , pp. 200-208
    • Berggren, L.1    Vrabec, F.2
  • 34
    • 0022283176 scopus 로고
    • Glycosaminoglycans and outflow pathways of the eye and brain
    • Knepper PA, McLone DG. Glycosaminoglycans and outflow pathways of the eye and brain. Pediatr Neurosci. 1985; 12:240-251.
    • (1985) Pediatr Neurosci , vol.12 , pp. 240-251
    • Knepper, P.A.1    McLone, D.G.2
  • 37
    • 0000814897 scopus 로고
    • Cellular mechanisms influencing the aqueous humor outflow pathway
    • Albert DM, Jakobiec FA, eds. Philadelphia: WB Saunders Company
    • Polansky JR, Alvarado JA. Cellular mechanisms influencing the aqueous humor outflow pathway. In: Albert DM, Jakobiec FA, eds. Principles and Practice of Ophthalmology: Basic Sciences. Philadelphia: WB Saunders Company; 1994; 226-251.
    • (1994) Principles and Practice of Ophthalmology: Basic Sciences , pp. 226-251
    • Polansky, J.R.1    Alvarado, J.A.2
  • 39
    • 0028268441 scopus 로고
    • Age-dependent changes of hyaluronan in human skin
    • Meyer LJ, Stern R. Age-dependent changes of hyaluronan in human skin. J Invest Dermatol 1994; 102:385-389.
    • (1994) J Invest Dermatol , vol.102 , pp. 385-389
    • Meyer, L.J.1    Stern, R.2
  • 40
    • 0028930748 scopus 로고
    • Migration of bovine aortic smooth muscle cells after wounding injury. the role of hyaluronan and RHAMM
    • Savani RC, Wang C, Yang B, et al. Migration of bovine aortic smooth muscle cells after wounding injury. The role of hyaluronan and RHAMM. J Clin Invest. 1995; 95:1158-168.
    • (1995) J Clin Invest , vol.95 , pp. 1158-1168
    • Savani, R.C.1    Wang, C.2    Yang, B.3
  • 41
    • 1842391554 scopus 로고
    • Hyaluronidases and other hyaluronate binding proteins in human trabecular meshwork
    • ARVO Abstracts
    • Lerner LE, Polansky JR, Fauss DJ, Stern R. Hyaluronidases and other hyaluronate binding proteins in human trabecular meshwork. ARVO Abstracts. Invest Ophthalmol Vis Sci. 1994; 35:1846.
    • (1994) Invest Ophthalmol Vis Sci , vol.35 , pp. 1846
    • Lerner, L.E.1    Polansky, J.R.2    Fauss, D.J.3    Stern, R.4
  • 42
    • 0025332941 scopus 로고
    • Visualization of hyaluronic acid in the anterior segment of rabbit and monkey eyes
    • Lütjen-Drecoll E, Schenholm M, Tamm E, Tengblad A. Visualization of hyaluronic acid in the anterior segment of rabbit and monkey eyes. Exp Eye Res. 1990; 51:55-63.
    • (1990) Exp Eye Res , vol.51 , pp. 55-63
    • Lütjen-Drecoll, E.1    Schenholm, M.2    Tamm, E.3    Tengblad, A.4
  • 43
    • 0028073955 scopus 로고
    • Hyaluronan in the bovine ocular anterior segment, with emphasis on the outflow pathways
    • Gong H, Underbill CB, Freddo TF, Hyaluronan in the bovine ocular anterior segment, with emphasis on the outflow pathways. Invest Ophthalmol Vis Sci. 1994; 35:4328-4332.
    • (1994) Invest Ophthalmol Vis Sci , vol.35 , pp. 4328-4332
    • Gong, H.1    Underbill, C.B.2    Freddo, T.F.3
  • 44
    • 0027059280 scopus 로고
    • Localization of hyaluronic acid, chondroitin sulfate, and CD44 in rabbit cornea
    • Asari A, Miyauchi S, Takahashi T, Kohno K, Uchiyama Y. Localization of hyaluronic acid, chondroitin sulfate, and CD44 in rabbit cornea. Arch Histol Cytol. 1992; 55:503-511.
    • (1992) Arch Histol Cytol , vol.55 , pp. 503-511
    • Asari, A.1    Miyauchi, S.2    Takahashi, T.3    Kohno, K.4    Uchiyama, Y.5
  • 45
    • 0018746145 scopus 로고
    • Affinity chromatography on immobilized hyaluronate and its application to the isolation of hyaluronate binding properties from cartilage
    • Tengblad A. Affinity chromatography on immobilized hyaluronate and its application to the isolation of hyaluronate binding properties from cartilage. Biochim Biophys Acta. 1979; 578:281-289.
    • (1979) Biochim Biophys Acta , vol.578 , pp. 281-289
    • Tengblad, A.1
  • 46
    • 0021885608 scopus 로고
    • The hyaluronic acid binding region as a specific probe for the localization of hyaluronic acid in tissue sections. Application to chick embryo and rat brain
    • Ripellino JA, Klinger MM, Margolis RU, Margolis RK, The hyaluronic acid binding region as a specific probe for the localization of hyaluronic acid in tissue sections. Application to chick embryo and rat brain. J Histochem Cytochem. 1985; 33:1060-1066.
    • (1985) J Histochem Cytochem , vol.33 , pp. 1060-1066
    • Ripellino, J.A.1    Klinger, M.M.2    Margolis, R.U.3    Margolis, R.K.4
  • 47
    • 0019423594 scopus 로고
    • Use of avidin-biotinperoxidase complex (ABC) in immunoperoxidase techniques: A comparison between ABC and unlabeled antibody (PAP) procedures
    • Hsu SM, Raine L, Fanger H. Use of avidin-biotinperoxidase complex (ABC) in immunoperoxidase techniques: A comparison between ABC and unlabeled antibody (PAP) procedures. J Histochem Cytochem. 1981; 29:577-580.
    • (1981) J Histochem Cytochem , vol.29 , pp. 577-580
    • Hsu, S.M.1    Raine, L.2    Fanger, H.3
  • 48
    • 0343267580 scopus 로고
    • Hyaluronic acid in the normal and glaucomatous human outflow pathway. ARVO Abstract
    • Gong H, Freddo TF. Hyaluronic acid in the normal and glaucomatous human outflow pathway. ARVO Abstract. Invest Ophthalmol Vis Sci. 1994; 35:2083.
    • (1994) Invest Ophthalmol Vis Sci , vol.35 , pp. 2083
    • Gong, H.1    Freddo, T.F.2
  • 49
    • 1842400326 scopus 로고
    • Localization of trabecular meshwork glycosaminglycans in steroid treated rabbit eyes by computer-aided microspectrophotometry
    • ARVO Abstracts
    • Gossens W, Fowell S, Collins J, Knepper PA. Localization of trabecular meshwork glycosaminglycans in steroid treated rabbit eyes by computer-aided microspectrophotometry. ARVO Abstracts. Invest Ophthalmol Vis Sci. 1985; 26:162.
    • (1985) Invest Ophthalmol Vis Sci , vol.26 , pp. 162
    • Gossens, W.1    Fowell, S.2    Collins, J.3    Knepper, P.A.4
  • 50
    • 1842342151 scopus 로고
    • Influence of molecular weight and concentration of hyaluronic acid on flow rates in vitro
    • ARVO Abstracts
    • Knepper PA, Fadel JR, Mayanil CSK, Millichap J. Influence of molecular weight and concentration of hyaluronic acid on flow rates in vitro. ARVO Abstracts. Invest Ophthalmol Vis Sci. 1993; 34:1139.
    • (1993) Invest Ophthalmol Vis Sci , vol.34 , pp. 1139
    • Knepper, P.A.1    Fadel, J.R.2    Mayanil, C.S.K.3    Millichap, J.4
  • 52
    • 0024992043 scopus 로고
    • Hydraulic flow conductivity of hyaluronic acid solutions: Effects of concentration and molecular weight
    • Lam LS, Bert JL. Hydraulic flow conductivity of hyaluronic acid solutions: Effects of concentration and molecular weight. Biorheology. 1990; 27:789-795.
    • (1990) Biorheology , vol.27 , pp. 789-795
    • Lam, L.S.1    Bert, J.L.2
  • 54
    • 84912630784 scopus 로고
    • Endogenous hyaluronidase and degradation of hyaluronic acid by human trabecular cells
    • ARVO Abstracts
    • Zumbrun FA, Weinreb R, Alvarado J, Polansky J. Endogenous hyaluronidase and degradation of hyaluronic acid by human trabecular cells. ARVO Abstracts. Invest Ophthalmol Vis Sci. 1982; 22:23.
    • (1982) Invest Ophthalmol Vis Sci , vol.22 , pp. 23
    • Zumbrun, F.A.1    Weinreb, R.2    Alvarado, J.3    Polansky, J.4
  • 55
    • 0024381917 scopus 로고
    • The effect of hyaluronate and its oligosaccharides on endothelial cell proliferation and monolayer integrity
    • West DC, Kumar S. The effect of hyaluronate and its oligosaccharides on endothelial cell proliferation and monolayer integrity. Exp Cell Res. 1989; 183:179-196.
    • (1989) Exp Cell Res , vol.183 , pp. 179-196
    • West, D.C.1    Kumar, S.2
  • 56
    • 0025641883 scopus 로고
    • The hyaluronate receptor is a member of the CD44 (H-CAM) family of cell surface glycoproteins
    • published erratum appears in J Cell Biol. 1991 Feb; 112 after 513
    • Culty M, Miyake K, Kincade PW, et al. The hyaluronate receptor is a member of the CD44 (H-CAM) family of cell surface glycoproteins [published erratum appears in J Cell Biol. 1991 Feb; 112 after 513]. J Cell Biol 1990; 111(6 Pt 1):2765-2774.
    • (1990) J Cell Biol , vol.111 , Issue.6 PART 1 , pp. 2765-2774
    • Culty, M.1    Miyake, K.2    Kincade, P.W.3
  • 57
    • 0026645557 scopus 로고
    • Molecular cloning of a novel hyaluronan receptor that mediates tumor cell motility
    • Hardwick C, Hoare K, Owens R, et al. Molecular cloning of a novel hyaluronan receptor that mediates tumor cell motility. J Cell Biol. 1992; 117:1343-1350.
    • (1992) J Cell Biol , vol.117 , pp. 1343-1350
    • Hardwick, C.1    Hoare, K.2    Owens, R.3
  • 58
    • 0028048812 scopus 로고
    • Cell surface antigen CD38 identified as ecto-enzyme of NAD glycohydrolase has hyaluronatebinding activity
    • Nishina H, Inageda K, Takahashi K, Hoshino S, Ikeda K, Katada T. Cell surface antigen CD38 identified as ecto-enzyme of NAD glycohydrolase has hyaluronatebinding activity. Biochem Biophys Res Commun. 1994; 203:1318-1323.
    • (1994) Biochem Biophys Res Commun , vol.203 , pp. 1318-1323
    • Nishina, H.1    Inageda, K.2    Takahashi, K.3    Hoshino, S.4    Ikeda, K.5    Katada, T.6
  • 59
    • 1842379872 scopus 로고
    • ICAM-1 is a receptor for hyaluronan on corneal endothelium
    • ARVO Abstracts
    • Gustafson S, Madsen K, McCourt P, et al. ICAM-1 is a receptor for hyaluronan on corneal endothelium. ARVO Abstracts. Invest Ophthalmol Vis Sci. 1995; 36:694.
    • (1995) Invest Ophthalmol Vis Sci , vol.36 , pp. 694
    • Gustafson, S.1    Madsen, K.2    McCourt, P.3


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