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Gene expression imputation spatially resolves transcriptional programs in barley spike development

Single-cell RNA sequencing (scRNA-seq) analyses map transcriptional networks during plant development, but rare cell populations or expression values for several genes are often missing. As the origin or position of cells correlates with specific gene expression markers, we spatially resolved gene expression during barley meristem development by integrating a scRNA-seq dataset from cells with unknown position with spatial transcriptomics. This dataset is publicly available through the online web-based BARVISTA application.

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Fig. 1: Single-cell gene expression imputation as a strategy to characterize developmental trajectories in barley.

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This is a summary of: Demesa-Arevalo, E. et al. Imputation integrates single-cell and spatial gene expression data to resolve transcriptional networks in barley shoot meristem development. Nat. Plants https://doi.org/10.1038/s41477-025-02176-6 (2026).

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Gene expression imputation spatially resolves transcriptional programs in barley spike development. Nat. Plants 12, 12–13 (2026). https://doi.org/10.1038/s41477-025-02177-5

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