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Cited by 314

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Three-dimensional cellular microarray for high-throughput toxicology assays

Open access
Lee, Moo-Yeal, Kumar, R. Anand, Sukumaran, Sumitra M., Hogg, Michael G., Clark, Douglas S., Dordick, Jonathan S.·2008·Proceedings of the National Academy of Sciences

Abstract

We have developed a miniaturized 3D cell-culture array (the Data Analysis Toxicology Assay Chip or DataChip) for high-throughput toxicity screening of drug candidates and their cytochrome P450-generated metabolites. The DataChip consists of human cells encapsulated in collagen or alginate gels (as small as 20 nl) arrayed on a functionalized glass slide for spatially addressable screening against multiple compounds. A single DataChip containing 1,080 individual cell cultures, used in conjunction with the complementary human P450-containing microarray (the Metabolizing Enzyme Toxicology Assay Chip or MetaChip), simultaneously provided IC 50 values for nine compounds and their metabolites from CYP1A2, CYP2D6, and CYP3A4 and a mixture of the three P450s designed to emulate the human liver. Similar responses were obtained with the DataChip and conventional 96-well plate assays, demonstrating that the near 2,000-fold miniaturization does not influence the cytotoxicity response. The DataChip may therefore enable toxicity analyses of drug candidates and their metabolites at throughputs compatible with the availability of compounds at early-stage drug discovery.

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Metadata

Authors
Lee, M.-Y., Kumar, R. A., Sukumaran, S. M., Hogg, M. G., Clark, D. S., & Dordick, J. S.
Venue
Proceedings of the National Academy of Sciences
Published
2008-01-08
Volume
105
Issue
1
Pages
59-63
ISSN
  • 0027-8424 (ISSN-L)
  • 1091-6490
OpenAlex
W2090124541
Cited by
314
References
1
FWCI
10.74
Type
journal article
Language
en
Open access
green

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CoChat. (2026). Citation check: Three-dimensional cellular microarray for high-throughput toxicology assays. https://app.cochat.ai/papers/10.1073/pnas.0708756105
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Lee, M.-Y., Kumar, R. A., Sukumaran, S. M., Hogg, M. G., Clark, D. S., & Dordick, J. S. (2008). Three-dimensional cellular microarray for high-throughput toxicology assays. Proceedings of the National Academy of Sciences. https://doi.org/10.1073/pnas.0708756105

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