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. 2018 Feb 9;8(12):6551–6564. doi: 10.1039/c7ra12234a

Some examples of SAM systems grafting with different functional groups and the outcomes.

Title of publication SAM fabrication Functional group Culture period Outcomes Year
Integrin-binding specificity regulates biomaterial surface chemistry effects on cell differentiation62 Gold-coated substrates CH3 7 and 14 days OH and NH2 upregulate osteoblast-specific gene expression compared with the COOH and CH3 substrates 2005
OH
COOH
NH2
The guidance of human mesenchymal stem cell differentiation in vitro by controlled modifications to the cell substrate69 Glass coverslips CH3 14 days onwards MSC phenotype unchanged 2006
NH2 Promoted and maintained osteogenesis
SH
OH Promoted and maintained chondrogenesis
COOH
Human mesenchymal stem cell differentiation on self-assembled monolayers presenting different surface chemistries65 Gold-coated substrates CH3 7, 10, 12 and 15 days (different experimental methods) Formation of 3D cell aggregates 2010
COOH Displayed a cobblestone phenotype typical of osteoblasts
NH2 Promoted osteogenic differentiation
OH Lower cell number
Directing the fate of human and mouse mesenchymal stem cells by hydroxyl-methyl mixed self-assembled monolayers with varying wettability94 Gold slides Mixed OH and CH3 7 days Promoted the expression of αvβ1 integrin of MSC 2014
Promoted osteogenic differentiation in the presence of biological stimuli
Effects of functional groups on the structure, physicochemical and biological properties of mesoporous bioactive glass scaffolds95 Mesoporous bioactive glass SH 7 and 14 days Stimulated adhesion, proliferation and differentiation 2015
NH2
Surface chemistry from wettability and charge for the control of mesenchymal stem cell fate through self-assembled monolayers96 Gold slides OEG 7 and 14 days Not supported cell adhesion and proliferation 2016
CH3
PO3H2 Promoted mouse MSC (mMSC) adhesion and proliferation
OH NH2 and PO3H2 promoted mMSC osteogenic differentiation
NH2 Upregulated the mMSC expression of integrins αv and β1
COOH