Adsorption parameters and results for adsorption isotherm models
| Model | Parameter | 4°C | 25°C | 37°C |
|---|---|---|---|---|
| Langmuir | qm (mg mg–1) | 0.0043 ± 0.0004 (R2 = 0.7863) | 0.0045 ± 0.0002 (R2 = 0.9432) | 0.0236 ± 0.0169 (R2 = 0.9617) |
| Ka (L mmol–1) | 0.0314 ± 0.0126 | 0.1013 ± 0.0115 | 0.8702 ± 0.7818 | |
| Freundlich | KF (L g–1) | 0.0064 ± 0.0010 | 0.0047 ± 0.0002 | 0.0195 ± 0.0036 |
| n | 0.3652 ± 0.0824 | 0.3615 ± 0.0258 | 0.9347 ± 0.1200 | |
| Dubinin-Radushkevich | qDR (μmol g–1) | 8,882 ± 801.8 | 8,236 ± 210.0 | 12,613 ± 2,553.0 |
| KDR (mol2 k–1J–2) | 0.0113 ± 0.0025 | 0.0184 ± 0.0011 | 0.0256 ± 0.0089 | |
| Temkin | KT (mL mg–1) | 1,782 ± 253.6 | 1,555 ± 79.4 | 2,400 ± 400.1 |
| b (J mol–1) | 268.9 ± 123.5 | 178.5 ± 31.0 | 112.0 ± 44.4 |
qm: maximum adsorption capacity; Ka: Langmuir constant; KF: adsorption capacity constant; n: heterogeneity factor; qDR: Dubinin-Radushkevich maximum adsorption capacity; KDR: Dubinin-Radushkevich isotherm constant; KT: equilibrium binding constant; b: Temkin constant
The authors express their sincere gratitude to Dr. Gisela S. Alvarez for generously providing the 3T3 mouse fibroblast cells, to Dr. Guillermo J. Copello for his invaluable assistance with the interpretation of isotherms and kinetic data, and to Dr. Andrea M. Mebert and Dr. Rodrigo N. Nuñez for their thoughtful revisions and contributions to the final version of the manuscript.
JMG: Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Software, Validation, Visualization, Writing—original draft, Writing—review & editing. MVO: Formal analysis, Investigation, Methodology, Software, Writing—original draft. AI, DHF, and CMMQ: Investigation, Writing—original draft, Writing—review & editing. MFD: Resources. HP: Data curation, Formal analysis, Investigation, Methodology, Resources, Software, Validation. MVT: Conceptualization, Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Project administration, Resources, Software, Supervision, Validation, Visualization, Writing—original draft, Writing—review & editing. All authors read and approved the submitted version.
The authors declare that they have no conflicts of interest.
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The raw data supporting the conclusions of this manuscript will be made available by the authors, without undue reservation, to any qualified researcher.
CMMQ is grateful for her doctoral fellowship granted by Universidad de Buenos Aires [RESCD-2024-639-E-UBA-DCT]. This study received grants from the Universidad de Buenos Aires [UBACYT 20020220400378BA, UBACYT 20020190200009BA] and from Agencia Nacional de Investigaciones Científicas y Técnicas [PICT 2018-4154] (to MVT). The funders had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript.
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