This dataset contains the data associated with the 2016 Journal of Materials Chemistry B paper titled: Peptide:glycosaminoglycan hybrid hydrogels as an injectable intervention for spinal disc degeneration. The files correspond to the figures in the paper as follows: Fig1_concept_schematic.tif - Fig 1 in the paper - Concept schematic of a peptide:GAG hybrid hydrogel as a minimally invasive nucleus pulposus replacement. Fig2a_HNMR_apparent_critical_conc.csv - Fig 2a in the paper - Apparent critical concentration for aggregation as determined by 1H NMR for peptide only and peptide :GAG 1 : 10 samples, 130 mM NaCl and 1.25 mM TMSP in D2O Fig2bP11-8;GAG1;10_BandfittedamideIregion.csv - Fig 2b in the paper - Absorbance and wavenumbers for Band fitted FTIR amide I’ region of P11-8:GAG spectra Fig2bP11-8_BandfittedamideIregion.csv - Fig 2b in the paper - Absorbance and wavenumbers for Band fitted FTIR amide I’ region of P11-8 spectra Fig2bP11-12;GAG1;10_BandfittedamideIregion.csv - Fig 2b in the paper - Absorbance and wavenumbers for Band fitted FTIR amide I’ region of P11-12:GAG spectra Fig2bP11-12_BandfittedamideIregion.csv - Fig 2b in the paper - Absorbance and wavenumbers for Band fitted FTIR amide I’ region of P11-12 spectra Fig2c_FTIR_Percentage_b_sheet_content.csv - Fig 2c in the paper - Percentage b-sheet as determined by FTIR for peptide only and peptide :GAG 1 : 10 samples in 130 mM NaCl in D2O Fig3a_TEM_P11-12;GAG.png - Fig 3a in the paper - TEM image showing morphology of peptide aggregates, P11-12 :GAG 1 : 10. Fig3a_TEM_P11-12.png - Fig 3a in the paper - TEM image showing morphology of peptide aggregates, P11-12 Fig3a_TEM_P11-8;GAG.png - Fig 3a in the paper - TEM image showing morphology of peptide aggregates, P11-8:GAG Fig3a_TEM_P11-8.png - Fig 3a in the paper - TEM image showing morphology of peptide aggregates, P11-8 Fig3b_opticalmicrograph_P11-9.jpg - Fig 3b in paper - Optical micrograph of P11-9 gel with and without GAG Fig3c_opticalmicrograph_polarisedlense_P11-9.jpg - Fig 3c in paper - Optical micrograph taken through polarised lense of P11-9 gel with and without GAG fig4a_Rheometry_shearmoduli.csv - Fig 4a - Elastic and viscous components of the shear modulus at 2 Hz for peptide and peptide:GAG samples fig4c_GAGleakage.csv - Fig 4c in the paper - Comparison of percentage of added GAG leaked from a disc over a 48 h time period when injected with 1 : 10 GAG only and 1 : 10 P11-12 :GAG Fig4d_Static_axial_loading_stiffness.csv - Fig 4d in the paper - Normalised stiffness for each sample type as an average of the 6 discs tested FTIR_P11-4_GAG_unprocessedspectra.CSV - Raw unprocessed FTIR spectra of P11-4:GAG, data further processed for Fig 2b,c and Fig s1b FTIR_P11-4_unprocessedspectra.CSV - Raw unprocessed FTIR spectra of P11-4, data further processed for Fig 2b,c and Fig s1b FTIR_P11-8_GAG_unprocessedspectra.CSV - Raw unprocessed FTIR spectra of P11-8:GAG, data further processed for Fig 2b,c and Fig s1b FTIR_P11-8_unprocessedspectra.CSV - Raw unprocessed FTIR spectra of P11-8, data further processed for Fig 2b,c and Fig s1b FTIR_P11-9_GAG_unprocessedspectra.CSV - Raw unprocessed FTIR spectra of P11-9:GAG, data further processed for Fig 2b,c and Fig s1b FTIR_P11-9_unprocessedspectra.CSV - Raw unprocessed FTIR spectra of P11-9, data further processed for Fig 2b,c and Fig s1b FTIR_P11-12_GAG_unprocessedspectra.CSV - Raw unprocessed FTIR spectra of P11-12:GAG, data further processed for Fig 2b,c and Fig s1b FTIR_P11-12_unprocessedspectra.CSV - Raw unprocessed FTIR spectra of P11-12, data further processed for Fig 2b,c and Fig s1b FigS1c_1HNMR_aromatic_region_integral_P11-12.csv - Fig s1c in the electronic supporting information for the paper - 1HNMR aromatic region integral of P11-12 relative to integral of 0.125 mM TMSP reference peak as a function of increasing peptide concentration and time from sample preparation with and without the presence of GAG at a ratio of 1:5. FigS1b_FTIR_P11-4;GAG_BandfittedamideIregion.csv - Fig S1b in the electronic supporting information for the paper- Absorbance and wavenumbers for Band fitted FTIR amide I’ region of P11-4:GAG spectra FigS1b_FTIR_P11-4_BandfittedamideIregion.csv - Fig S1b in the electronic supporting information for the paper- Absorbance and wavenumbers for Band fitted FTIR amide I’ region of P11-4 spectra FigS1b_FTIR_P11-9;GAG_BandfittedamideIregion.csv - Fig S1b in the electronic supporting information for the paper- Absorbance and wavenumbers for Band fitted FTIR amide I’ region of P11-9:GAG spectra FigS1b_FTIR_P11-9_BandfittedamideIregion.csv - Fig S1b in the electronic supporting information for the paper- Absorbance and wavenumbers for Band fitted FTIR amide I’ region of P11-9 spectra FigS1a_P11-12;GAG_HNMR_apparent_critical_conc.csv - Fig s1a in the electronic supporting information for the paper - Apparent critical concentration for aggregation as determined by 1HNMR for P11-12 only and P11-12:GAG 1:2, 1:5 and1:10 samples FigS4_Rheometry.csv - Fig s4 in the electronic supporting information for the paper - Gel rheological properties of peptide control, peptide:GAG 1:2 and peptide:GAG 1:10, for P11-4, P11-8, P11-9 and P11-12. P11-4