Figures & data
Figure 1 Structure of cordycepin (A) and adenosine (B) obtained from the Pubchem database showing similarity.
![Figure 1 Structure of cordycepin (A) and adenosine (B) obtained from the Pubchem database showing similarity.](/cms/asset/3d825124-e53a-4c6a-9bdf-526acf4cec2b/dnsa_a_12173919_f0001_c.jpg)
Table 1 Drug, Polymer, Solvent and Stabilizer Composition in Various Batches Tested for the Production of CPNPs
Figure 2 (A) Transmission electron micrograph showing cordycepin-loaded PLGA nanoparticles (CPNPs) of C3 formulation and (B) Histogram showing the size distribution of CPNPs in the formulation.
![Figure 2 (A) Transmission electron micrograph showing cordycepin-loaded PLGA nanoparticles (CPNPs) of C3 formulation and (B) Histogram showing the size distribution of CPNPs in the formulation.](/cms/asset/d3648f87-1489-4402-b63b-b2d6d1ece5ee/dnsa_a_12173919_f0002_c.jpg)
Figure 3 HPLC chromatogram of standard cordycepin (A), UV spectrum of standard cordycepin (B), HPLC chromatogram of cordycepin extracted from CPNPs (C) and, UV spectrum of cordycepin extracted from CPNPs (D).
![Figure 3 HPLC chromatogram of standard cordycepin (A), UV spectrum of standard cordycepin (B), HPLC chromatogram of cordycepin extracted from CPNPs (C) and, UV spectrum of cordycepin extracted from CPNPs (D).](/cms/asset/56fc5c54-afc7-4bca-a6df-5707d08ed06f/dnsa_a_12173919_f0003_c.jpg)
Table 2 Average Particle Size, Size Distribution, Zeta Potential and Encapsulation Efficiencies of CPNPs Obtained from Various Formulations
Figure 4 In vitro release profile of cordycepin from CPNPs in PBS at pH 7.4 (mean ± SD, n = 3). Statistical analysis of data was performed using two-way ANOVA, followed by Bonferroni post hoc test. C2 vs C3: *p<0.05, ***p<0.001; C1 vs C2: $p<0.05; C2 vs C4: #p<0.05.
![Figure 4 In vitro release profile of cordycepin from CPNPs in PBS at pH 7.4 (mean ± SD, n = 3). Statistical analysis of data was performed using two-way ANOVA, followed by Bonferroni post hoc test. C2 vs C3: *p<0.05, ***p<0.001; C1 vs C2: $p<0.05; C2 vs C4: #p<0.05.](/cms/asset/a673cca2-975e-4837-9e9c-e9c9687b9f28/dnsa_a_12173919_f0004_c.jpg)
Figure 5 Comparison of cytotoxic potential of free cordycepin and CPNP in MCF-7 cells (mean ± SD, n = 3). Statistical analysis of data was performed using two-way ANOVA, followed by Bonferroni post hoc test. Cordycepin vs CPNPs (**p<0.01, ***p<0.001).
![Figure 5 Comparison of cytotoxic potential of free cordycepin and CPNP in MCF-7 cells (mean ± SD, n = 3). Statistical analysis of data was performed using two-way ANOVA, followed by Bonferroni post hoc test. Cordycepin vs CPNPs (**p<0.01, ***p<0.001).](/cms/asset/26f8087e-5aba-4a16-a1ff-fd3c04b26031/dnsa_a_12173919_f0005_c.jpg)