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Cited by 461

The DOI matches its Crossref record; 42 of the 42 references it cites were found in a registry or an index.

Effect of Surface Charge on the Uptake and Distribution of Gold Nanoparticles in Four Plant Species

Zhu, Zheng-Jiang, Wang, Huanhua, Yan, Bo, Zheng, Hao, Jiang, Ying, Miranda, Oscar R., Rotello, Vincent M., Xing, Baoshan, Vachet, Richard W.·2012·Environmental Science & Technology

Abstract

Small (6-10 nm) functionalized gold nanoparticles (AuNPs) featuring different, well-defined surface charges were used to probe the uptake and distribution of nanomaterials in terrestrial plants, including rice, radish, pumpkin, and perennial ryegrass. Exposure of the AuNPs to plant seedlings under hydroponic conditions for a 5-day period was investigated. Results from these studies indicate that AuNP uptake and distribution depend on both nanoparticle surface charge and plant species. The experiments show that positively charged AuNPs are most readily taken up by plant roots, while negatively charged AuNPs are most efficiently translocated into plant shoots (including stems and leaves) from the roots. Radish and ryegrass roots generally accumulated higher amounts of the AuNPs (14-900 ng/mg) than rice and pumpkin roots (7-59 ng/mg). Each of the AuNPs used in this study were found to accumulate to statistically significant extents in rice shoots (1.1-2.9 ng/mg), while none of the AuNPs accumulated in the shoots of radishes and pumpkins.

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Metadata

Authors
Zhu, Z.-J., Wang, H., Yan, B., Zheng, H., Jiang, Y., Miranda, O. R., Rotello, V. M., Xing, B., & Vachet, R. W.
Venue
Environmental Science & Technology
Published
2012-11-02
Volume
46
Issue
22
Pages
12391-12398
ISSN
  • 0013-936X (ISSN-L)
  • 1520-5851
OpenAlex
W2056854214
Cited by
461
References
42
FWCI
3.33
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: Effect of Surface Charge on the Uptake and Distribution of Gold Nanoparticles in Four Plant Species. https://app.cochat.ai/papers/10.1021/es301977w
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Zhu, Z.-J., Wang, H., Yan, B., Zheng, H., Jiang, Y., Miranda, O. R., Rotello, V. M., Xing, B., & Vachet, R. W. (2012). Effect of Surface Charge on the Uptake and Distribution of Gold Nanoparticles in Four Plant Species. Environmental Science & Technology. https://doi.org/10.1021/es301977w

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