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64. Haque MA, Kurokawa T, Gong JP (2012) Super tough double network hydrogels and their
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65. Harrington MJ, Masic A, Holten-Andersen N, Waite JH, Fratzl P (2010) Iron-clad fibers: a
metal-based biological strategy for hard flexible coatings. Science 328:216–220. https://doi.
org/10.1126/science.1181044
66. Hassan CM, Peppas NA (2000) Structure and morphology of freeze/thawed PVA hydrogels.
Macromolecules 33:2472–2479. https://doi.org/10.1021/ma9907587
67. Hauert R (2003) A review of modified DLC coatings for biological applications. Diam Relat
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68. Hawley AE, Davis SS, Illum L (1995) Targeting of colloids to lymph nodes: influence of
lymphatic physiology and colloidal characteristics. Adv Drug Deliv Rev 17:129–148
69. He H, Guan J, Lee JL (2006) An oral delivery device based on self-folding hydrogels. J
Control Release. https://doi.org/10.1016/j.jconrel.2005.10.017
70. Hench LL, Splinter RJ, Allen WC, Greenlee TK (1971) Bonding mechanisms at the interface
of ceramic prosthetic materials. J Biomed Mater Res 5:117–141. https://doi.org/10.1002/jbm.
820050611
71. Hennink WE, van Nostrum CF (2012) Novel crosslinking methods to design hydrogels. Adv
Drug Deliv Rev 64:223–236
72. Hiemstra C, Zhou W, Zhong Z, Wouters M, Feijen J (2007) Rapidly in situ forming biodegradable robust hydrogels by combining stereocomplexation and photopolymerization. J Am
Chem Soc 129:9918–9926. https://doi.org/10.1021/ja072113p
73. Hoare TR, Kohane DS (2008) Hydrogels in drug delivery: Progress and challenges, Polymer
49:8 1993–2007 https://doi.org/10.1016/j.polymer.2008.01.027
74. Hoeijmakers JHJ (2009) DNA damage, aging, and cancer. N Engl J Med 361:1475–1485
75. Hoffman AS (1987) Applications of thermally reversible polymers and hydrogels in therapeutics and diagnostics. J Control Release 6:297–305. https://doi.org/10.1016/0168-3659(87)900
83-6
76. Holten-Andersen N, Harrington MJ, Birkedal H, Lee BP, Messersmith PB, Lee KYC, Waite
JH (2011) pH-induced metal-ligand cross-links inspired by mussel yield self-healing polymer
networks with near-covalent elastic moduli. Proc Natl Acad Sci 108:2651–2655. https://doi.
org/10.1073/PNAS.1015862108
77. Hong SH, Kim S, Park JP, Shin M, Kim K, Ryu JH, Lee H (2018) Dynamic bonds between
boronic acid and alginate: hydrogels with stretchable, self-healing, stimuli-responsive,
remoldable, and adhesive properties. Biomacromol 19:2053–2061. https://doi.org/10.1021/
acs.biomac.8b00144
78. Hu J, Hou Y, Park H, Choi B, Hou S, Chung A, Lee M (2012) Visible light crosslinkable
chitosan hydrogels for tissue engineering. Acta Biomater 8:1730–1738. https://doi.org/10.
1016/j.actbio.2012.01.029
79. Hu X, Lu Q, Sun L, Cebe P, Wang X, Zhang X, Kaplan DL (2010) Biomaterials from
ultrasonication-induced silk fibroin-hyaluronic acid hydrogels. Biomacromol 11:3178–3188.
https://doi.org/10.1021/bm1010504
80. Hu W, Wang Z, Xiao Y, Zhang S, Wang J (2019) Advances in crosslinking strategies of
biomedical hydrogels. Biomater Sci 7:843–855
81. Huh KM, Ooya T, Lee WK, Sasaki S, Kwon IC, Jeong SY, Yui N (2001) Supramolecularstructured hydrogels showing a reversible phase transition by inclusion complexation between
poly(ethylene glycol) grafted dextran and α-cyclodextrin. Macromolecules 34:8657–8662.
https://doi.org/10.1021/ma0106649
82. Iizawa T, Taketa H, Maruta M, Ishido T, Gotoh T, Sakohara S (2007) Synthesis of
porous poly(N-isopropylacrylamide) gel beads by sedimentation polymerization and their
morphology. J Appl Polym Sci. https://doi.org/10.1002/app.25605
83. Ilkhanizadeh S, Teixeira AI, Hermanson O (2007) Inkjet printing of macromolecules on
hydrogels to steer neural stem cell differentiation. Biomaterials. https://doi.org/10.1016/j.bio
materials.2007.05.018
G. Keerthiga et al.
64. Haque MA, Kurokawa T, Gong JP (2012) Super tough double network hydrogels and their
application as biomaterials. Polymer (Guildf)
65. Harrington MJ, Masic A, Holten-Andersen N, Waite JH, Fratzl P (2010) Iron-clad fibers: a
metal-based biological strategy for hard flexible coatings. Science 328:216–220. https://doi.
org/10.1126/science.1181044
66. Hassan CM, Peppas NA (2000) Structure and morphology of freeze/thawed PVA hydrogels.
Macromolecules 33:2472–2479. https://doi.org/10.1021/ma9907587
67. Hauert R (2003) A review of modified DLC coatings for biological applications. Diam Relat
Mater. https://doi.org/10.1016/S0925-9635(03)00081-5
68. Hawley AE, Davis SS, Illum L (1995) Targeting of colloids to lymph nodes: influence of
lymphatic physiology and colloidal characteristics. Adv Drug Deliv Rev 17:129–148
69. He H, Guan J, Lee JL (2006) An oral delivery device based on self-folding hydrogels. J
Control Release. https://doi.org/10.1016/j.jconrel.2005.10.017
70. Hench LL, Splinter RJ, Allen WC, Greenlee TK (1971) Bonding mechanisms at the interface
of ceramic prosthetic materials. J Biomed Mater Res 5:117–141. https://doi.org/10.1002/jbm.
820050611
71. Hennink WE, van Nostrum CF (2012) Novel crosslinking methods to design hydrogels. Adv
Drug Deliv Rev 64:223–236
72. Hiemstra C, Zhou W, Zhong Z, Wouters M, Feijen J (2007) Rapidly in situ forming biodegradable robust hydrogels by combining stereocomplexation and photopolymerization. J Am
Chem Soc 129:9918–9926. https://doi.org/10.1021/ja072113p
73. Hoare TR, Kohane DS (2008) Hydrogels in drug delivery: Progress and challenges, Polymer
49:8 1993–2007 https://doi.org/10.1016/j.polymer.2008.01.027
74. Hoeijmakers JHJ (2009) DNA damage, aging, and cancer. N Engl J Med 361:1475–1485
75. Hoffman AS (1987) Applications of thermally reversible polymers and hydrogels in therapeutics and diagnostics. J Control Release 6:297–305. https://doi.org/10.1016/0168-3659(87)900
83-6
76. Holten-Andersen N, Harrington MJ, Birkedal H, Lee BP, Messersmith PB, Lee KYC, Waite
JH (2011) pH-induced metal-ligand cross-links inspired by mussel yield self-healing polymer
networks with near-covalent elastic moduli. Proc Natl Acad Sci 108:2651–2655. https://doi.
org/10.1073/PNAS.1015862108
77. Hong SH, Kim S, Park JP, Shin M, Kim K, Ryu JH, Lee H (2018) Dynamic bonds between
boronic acid and alginate: hydrogels with stretchable, self-healing, stimuli-responsive,
remoldable, and adhesive properties. Biomacromol 19:2053–2061. https://doi.org/10.1021/
acs.biomac.8b00144
78. Hu J, Hou Y, Park H, Choi B, Hou S, Chung A, Lee M (2012) Visible light crosslinkable
chitosan hydrogels for tissue engineering. Acta Biomater 8:1730–1738. https://doi.org/10.
1016/j.actbio.2012.01.029
79. Hu X, Lu Q, Sun L, Cebe P, Wang X, Zhang X, Kaplan DL (2010) Biomaterials from
ultrasonication-induced silk fibroin-hyaluronic acid hydrogels. Biomacromol 11:3178–3188.
https://doi.org/10.1021/bm1010504
80. Hu W, Wang Z, Xiao Y, Zhang S, Wang J (2019) Advances in crosslinking strategies of
biomedical hydrogels. Biomater Sci 7:843–855
81. Huh KM, Ooya T, Lee WK, Sasaki S, Kwon IC, Jeong SY, Yui N (2001) Supramolecularstructured hydrogels showing a reversible phase transition by inclusion complexation between
poly(ethylene glycol) grafted dextran and α-cyclodextrin. Macromolecules 34:8657–8662.
https://doi.org/10.1021/ma0106649
82. Iizawa T, Taketa H, Maruta M, Ishido T, Gotoh T, Sakohara S (2007) Synthesis of
porous poly(N-isopropylacrylamide) gel beads by sedimentation polymerization and their
morphology. J Appl Polym Sci. https://doi.org/10.1002/app.25605
83. Ilkhanizadeh S, Teixeira AI, Hermanson O (2007) Inkjet printing of macromolecules on
hydrogels to steer neural stem cell differentiation. Biomaterials. https://doi.org/10.1016/j.bio
materials.2007.05.018