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Methotrexatum intercalated layered double hydroxides: statistical design, mechanism explore and bioassay study.
Xiao-Feng Wang1, Su-Qing Liu2, Shu-Ping Li2
1Department of Gastroenterology, Weihai municipal hospital, Weihai 264200, China.
Summary
Researchers synthesized methotrexatum intercalated layered double hydroxide (MTX/LDH) hybrids. Alkali solution addition was identified as the key factor influencing morphology and drug-loading capacity, impacting anticancer efficacy.
Area of Science:
- Materials Science
- Nanotechnology
- Pharmacology
Background:
- Layered double hydroxides (LDHs) are versatile nanomaterials with potential in drug delivery.
- Methotrexate (MTX) is a widely used chemotherapeutic agent.
- Developing efficient methods for intercalating drugs into LDHs is crucial for enhanced drug delivery systems.
Purpose of the Study:
- To synthesize methotrexatum intercalated layered double hydroxide (MTX/LDH) hybrids.
- To investigate the critical factors influencing the physicochemical properties of MTX/LDH hybrids.
- To evaluate the anticancer efficacy of the synthesized MTX/LDH hybrids.
Main Methods:
- Synthesis of MTX/LDH hybrids using a mechanochemical-hydrothermal method.
- Orthogonal experimental design to study the influence of NaOH solution, grinding duration, hydrothermal temperature, and time.
- Characterization using X-ray diffraction (XRD), transmission electron microscopy (TEM), and Zeta potential measurements.
- In vitro anticancer efficacy assessment using MTT assay on A549 cells.
Main Results:
- Successful intercalation of MTX anions into LDH interlayers was confirmed by XRD.
- The amount of NaOH solution significantly affected the gallery height, morphology, and Zeta potential.
- Statistical analysis identified alkali solution addition as the primary factor influencing morphology and drug-loading capacity.
- Synthesized MTX/LDH hybrids demonstrated anticancer efficacy against A549 cells.
Conclusions:
- The mechanochemical-hydrothermal method is effective for synthesizing MTX/LDH hybrids.
- Alkali solution concentration is a critical parameter for controlling the properties and drug-loading of MTX/LDH.
- The developed MTX/LDH hybrids show promise as a drug delivery system for cancer therapy.
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