UV-visible absorption spectrum of AuNPs.

<p><b>A</b> UV-visible absorption spectrum of glucose-AuNps showing SPR peak at 540 nm; <b>B</b> Citrate-AuNps showing SPR peak at 520 nm; <b>C</b> 2DG-AuNps showing SPR peak at 525 nm.</p

FTIR and SERS spectrum analysis.

<p>FTIR spectrum of (<b>A)</b> glucose and glucose-gold nanoparticles; (<b>B)</b> 2DG and 2DG-gold nanoparticles; <b>C</b>: SERS Raman spectra of 2DG-Au and Raman spectra of 2DG.</p

SEM-EDS spectrum of glucose-capped gold nanoparticles and 2DG-capped gold nanoparticles.

<p>SEM-EDS analysis of (<b>A)</b> glucose-capped gold nanoparticles; (<b>B)</b> 2DG-capped gold nanoparticles;</p

Chemical equation.

<p>The reduction reaction equation for the formation of Au nanoparticles.</p

Cell viability plot and dendrogram plot.

<p><b>A</b> Viability of HeLa cells, HepG2 cells and HCT 116 cells treated with 2-Deoxy-D-Glucose-gold nanoparticles; <b>B</b> Viability of HeLa cell line; HepG2 cell line and HCT116 cells treated with glucose capped gold nanoparticles; <b>C</b> Viability of HeLa cells, HepG2 cells and HCT 116 cells treated with citrate-gold nanoparticles. Standard deviation shown as error bar, p<0.05. <b>D</b>: Dendrogram shows cell lines are aligned separately and grouped based on similarities in their cytotoxicity expression using a hierarchical clustering analysis technique. 1 represents 2DG-AuNp-Hela,2: 2DG-AuNp-HepG2, 3:2DG-AuNp-HCT116, 4:Glu-AuNp-Hela,5:Glu-AuNp-HepG2,6: Glu-AuNp-HCT116,7: Citr-AuNp-Hela,8: Citr-AuNp-HepG2, 9: Citr-AuNp-HCT116.</p

TEM analysis of AuNPs.

<p><b>5A, 5C</b> High magnification TEM image of glucose capped gold nanoparticles showing FFT measurement using Image-J software; <b>5B</b> SAED pattern of glucose capped gold nanoparticles; <b>5D, 5F</b> High magnification TEM image of citrate -gold nanoparticles showing FFT measurement using Image J-software; <b>5E</b> SAED pattern of citrate—gold nanoparticles; <b>5 G, 5I</b> Shows the high magnification TEM image of 2-Deoxy-D-Glucose capped gold nanoparticles;5 <b>H</b> SAED pattern of 2DG-Capped gold nanoparticles.</p

Size distribution measurement plot of AuNPs.

<p>Size distribution measurement curve of (<b>A)</b> glucose-gold nanoparticles; (<b>B)</b> citrate-gold nanoparticles; <b>C</b> Dynamic light scattering measurement of 2DG coated gold of size 21.51nm.</p

Flow chart of 2DG AuNP.

<p>Flow chart of synthesis of 2DG gold nanoparticle at room temperature method.</p