ArticlePolymers2025
Improving Sensitivity and Resolution of Dendrimer Identification in MALDI-TOF Mass Spectrometry Using Varied Matrix Combinations.
Article in Polymers, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
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Who cites it
1 citing paper in PubMed.
- [New Technologies and Application Developments in Sample Pretreatment for Public Health Laboratory Testing].Sichuan da xue xue bao. Yi xue ban = Journal of Sichuan University. Medical science edition · 2025Review
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Authors and funding
6 authors.
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Abstract
Matrix-assisted laser desorption/ionization time-of-flight mass spectrometry (MALDI-TOF MS) is a well-known technique for polymer analysis, particularly for determining the molecular weight and structural details of dendrimers. In this study, we evaluated the performance of various matrices, such as 2',4',6'-trihydroxyacetophenone (THAP), α-cyano-4-hydroxycinnamic acid (HCCA), and sinapinic acid (SA), and their combinations, on the sensitivity and resolution of poly(amidoamine) (PAMAM) dendrimers of different generations (G3.0, G4.0, and G5.0). Our results demonstrated that the combination of HCCA-THAP significantly enhanced spectral resolution and peak intensity compared to individual matrices, particularly for higher-generation dendrimers. This improvement is attributed to the better ionization efficiency achieved with the combined matrices. These findings provide critical insights into optimizing MALDI-TOF MS for the accurate characterization of complex polymers, with potential applications in drug delivery and nanotechnology.
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