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hypothesis [letter]. Calcif Tissue Int 34:311
Russell RG, Croucher PI, Rogers MJ (1999) Bisphosphonates: pharmacology, mechanisms of
action and clinical uses. Osteoporos Int 9(Suppl 2):S66–S80
Sahin K, Onderci M, Sahin N, Balci TA, Gursu MF, Juturu V, Kucuk O (2006) Dietary arginine
silicate inositol complex improves bone mineralization in quail. Poult Sci 85:486–492
Sambrook P, Cooper C (2006) Osteoporosis. Lancet 367:2010–2018
Sasaki S (2008) Introduction for special issue for aquaporin expanding the world of aquaporins:
new members and new functions. Pfl€ ugers Arch Eur J Physiol 456:647–649
Schr€ oder HC, Krasko A, Batel R, Skorokhod A, Pahler S, Kruse M, M€ uller IM, M€ uller WEG
(2000a) Stimulation of protein (collagen) synthesis in sponge cells by a cardiac myotrophinrelated molecule from Suberites domuncula. FASEB J 14:2022–2031
Schr€ oder HC, Kurz L, M€ uller WEG, Lorenz B (2000b) Polyphosphate in bone. Biochemistry
(Moscow) 65:296–303
Schr€ oder HC, Krasko A, Le Pennec G, Adell T, Hassanein H, M€ uller IM, M€ uller WEG (2003)
Silicase, an enzyme which degrades biogenous amorphous silica: Contribution to the metabolism of silica deposition in the demosponge Suberites domuncula. In: M€ uller WEG (ed) Silicon
biomineralization: biology-biochemistry-molecular biology-biotechnology. Springer, Berlin,
Prog Mol Subcell Biol 33:249–268
Schr€ oder HC, Perovic ´-Ottstadt S, Rothenberger M, Wiens M, Schwertner H, Batel R, Korzhev M,
M€ uller IM, M€ uller WEG (2004) Silica transport in the demosponge Suberites domuncula:
Fluorescence emission analysis using the PDMPO probe and cloning of a potential transporter.
Biochem J 381:665–673
Schr€ oder HC, Borejko A, Krasko A, Reiber A, Schwertner H, M€ uller WEG (2005a) Mineralization
of SaOS-2 cells on enzymatically (Silicatein) modified bioactive osteoblast-stimulating
surfaces. J Biomed Mat Res B Appl Biomater 75B:387–392
Schr€ oder HC, Perovic ´-Ottstadt S, Grebenjuk VA, Engel S, M€ uller IM, M€ uller WEG (2005b)
Biosilica formation in spicules of the sponge Suberites domuncula: Synchronous expression of
a gene cluster. Genomics 85:666–678
Schr€ oder HC, Boreiko A, Korzhev M, Tahir MN, Tremel W, Eckert C, Ushijima H, M€ uller IM,
M€ uller WEG (2006) Co-Expression and functional interaction of silicatein with galectin:
matrix-guided formation of siliceous spicules in the marine demosponge Suberites domuncula.
J Biol Chem 281:12001–12009
Schr€ oder HC, Brandt D, Schlossmacher U, Wang X, Tahir MN, Tremel W, Belikov SI, M€ uller
WEG (2007a) Enzymatic production of biosilica glass using enzymes from sponges: basic
aspects and application in nanobiotechnology (material sciences and medicine). Naturwissenschaften 94:339–359
Schr€ oder HC, Natalio F, Shukoor I, Tremel W, Schloßmacher U, Wang XH, M€ uller WEG (2007b)
Apposition of silica lamellae during growth of spicules in the demosponge Suberites
domuncula: biological/biochemical studies and chemical/biomimetical confirmation. J Struct
Biol 159:325–334
Schr€ oder HC, Wang XH, Tremel W, Ushijima H, M€ uller WEG (2008) Biofabrication of biosilicaglass by living organisms. Nat Prod Rep 25:455–474
Schr€ oder HC, Wiens M, Schloßmacher U, Brandt D, M€ uller WEG (2010) Silicatein-mediated
polycondensation of orthosilicic acid: Modeling of catalytic mechanism involving ring formation. Silicon, in press (DOI: 10.1007/s12633-010-9057-4)
Schwarz K (1973) A bound form of silicon in glycosaminoglycans and polyuronides. Proc Natl
Acad Sci USA 70:1608–1612
Schwarz K, Milne DB (1972) Growth promoting effects of silicon in rats. Nature 239:333–334
Seaborn CD, Nielsen FH (2002) Silicon deprivation decreases collagen formation in wounds and
bone, and ornithine transaminase enzyme activity in liver. Biol Trace Elem Res 89:251–261
Shimizu K, Cha J, Stucky GD, Morse DE (1998) Silicatein alpha: cathepsin L-like protein in
sponge biosilica. Proc Natl Acad Sci USA 95:6234–6238
310
H.C. Schr€ oder et al.
hypothesis [letter]. Calcif Tissue Int 34:311
Russell RG, Croucher PI, Rogers MJ (1999) Bisphosphonates: pharmacology, mechanisms of
action and clinical uses. Osteoporos Int 9(Suppl 2):S66–S80
Sahin K, Onderci M, Sahin N, Balci TA, Gursu MF, Juturu V, Kucuk O (2006) Dietary arginine
silicate inositol complex improves bone mineralization in quail. Poult Sci 85:486–492
Sambrook P, Cooper C (2006) Osteoporosis. Lancet 367:2010–2018
Sasaki S (2008) Introduction for special issue for aquaporin expanding the world of aquaporins:
new members and new functions. Pfl€ ugers Arch Eur J Physiol 456:647–649
Schr€ oder HC, Krasko A, Batel R, Skorokhod A, Pahler S, Kruse M, M€ uller IM, M€ uller WEG
(2000a) Stimulation of protein (collagen) synthesis in sponge cells by a cardiac myotrophinrelated molecule from Suberites domuncula. FASEB J 14:2022–2031
Schr€ oder HC, Kurz L, M€ uller WEG, Lorenz B (2000b) Polyphosphate in bone. Biochemistry
(Moscow) 65:296–303
Schr€ oder HC, Krasko A, Le Pennec G, Adell T, Hassanein H, M€ uller IM, M€ uller WEG (2003)
Silicase, an enzyme which degrades biogenous amorphous silica: Contribution to the metabolism of silica deposition in the demosponge Suberites domuncula. In: M€ uller WEG (ed) Silicon
biomineralization: biology-biochemistry-molecular biology-biotechnology. Springer, Berlin,
Prog Mol Subcell Biol 33:249–268
Schr€ oder HC, Perovic ´-Ottstadt S, Rothenberger M, Wiens M, Schwertner H, Batel R, Korzhev M,
M€ uller IM, M€ uller WEG (2004) Silica transport in the demosponge Suberites domuncula:
Fluorescence emission analysis using the PDMPO probe and cloning of a potential transporter.
Biochem J 381:665–673
Schr€ oder HC, Borejko A, Krasko A, Reiber A, Schwertner H, M€ uller WEG (2005a) Mineralization
of SaOS-2 cells on enzymatically (Silicatein) modified bioactive osteoblast-stimulating
surfaces. J Biomed Mat Res B Appl Biomater 75B:387–392
Schr€ oder HC, Perovic ´-Ottstadt S, Grebenjuk VA, Engel S, M€ uller IM, M€ uller WEG (2005b)
Biosilica formation in spicules of the sponge Suberites domuncula: Synchronous expression of
a gene cluster. Genomics 85:666–678
Schr€ oder HC, Boreiko A, Korzhev M, Tahir MN, Tremel W, Eckert C, Ushijima H, M€ uller IM,
M€ uller WEG (2006) Co-Expression and functional interaction of silicatein with galectin:
matrix-guided formation of siliceous spicules in the marine demosponge Suberites domuncula.
J Biol Chem 281:12001–12009
Schr€ oder HC, Brandt D, Schlossmacher U, Wang X, Tahir MN, Tremel W, Belikov SI, M€ uller
WEG (2007a) Enzymatic production of biosilica glass using enzymes from sponges: basic
aspects and application in nanobiotechnology (material sciences and medicine). Naturwissenschaften 94:339–359
Schr€ oder HC, Natalio F, Shukoor I, Tremel W, Schloßmacher U, Wang XH, M€ uller WEG (2007b)
Apposition of silica lamellae during growth of spicules in the demosponge Suberites
domuncula: biological/biochemical studies and chemical/biomimetical confirmation. J Struct
Biol 159:325–334
Schr€ oder HC, Wang XH, Tremel W, Ushijima H, M€ uller WEG (2008) Biofabrication of biosilicaglass by living organisms. Nat Prod Rep 25:455–474
Schr€ oder HC, Wiens M, Schloßmacher U, Brandt D, M€ uller WEG (2010) Silicatein-mediated
polycondensation of orthosilicic acid: Modeling of catalytic mechanism involving ring formation. Silicon, in press (DOI: 10.1007/s12633-010-9057-4)
Schwarz K (1973) A bound form of silicon in glycosaminoglycans and polyuronides. Proc Natl
Acad Sci USA 70:1608–1612
Schwarz K, Milne DB (1972) Growth promoting effects of silicon in rats. Nature 239:333–334
Seaborn CD, Nielsen FH (2002) Silicon deprivation decreases collagen formation in wounds and
bone, and ornithine transaminase enzyme activity in liver. Biol Trace Elem Res 89:251–261
Shimizu K, Cha J, Stucky GD, Morse DE (1998) Silicatein alpha: cathepsin L-like protein in
sponge biosilica. Proc Natl Acad Sci USA 95:6234–6238
310
H.C. Schr€ oder et al.