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April 24, 2026Industrial Crops and Products0 citationsOpen Access

Male Sterile 44 Disrupts Lipid Metabolism Pathways in Maize

Male sterile 44 confers dominant male sterility in maize by disrupting lipid metabolism pathways

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Authors

ZLZheng LiuFWFujian WangJZJiale Zhang

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Overview

Map-based cloning identifies a mutation in maize that impacts lipid metabolism, affecting male sterility, suggesting applications in crop breeding.

Key Points

  • The aim is to understand how the dominant male sterility trait in maize is influenced by lipid metabolism pathways and genetic mutations.
  • Characterization of a male-sterility mutant through cytological analysis and map-based cloning.
  • Conducted transcriptomic and lipidomic analyses to assess gene expression and lipid metabolism.
  • Identified and analyzed the lipid transfer protein MS44 and its amino acid mutation effects.
  • The mutation in MS44 affects pollen viability by disrupting lipid metabolic pathways.
  • Integrated analyses show altered expression patterns of key male sterility-related genes.
  • Findings support potential applications of dominant male sterility in hybrid maize breeding.
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Cite This Study

Liu et al. (2026) studied this question.

synapsesocial.com/papers/69eb0899553a5433e34b3785https://doi.org/10.1016/j.indcrop.2026.123306
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Also Consider

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  1. 1ZmMS1 coordinates ROS homeostasis, lipid allocation, and male fertility for maize breeding applications2026
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  4. 4Positional identification of a candidate gene for MALE STERILITY 2 (MS2) by linkage mapping and transcriptomic data in Cryptomeria japonica D. Don2025
  5. 5The natural <i>Msc-4</i> allele confers genic male sterility via conserved and divergent gene regulatory mechanisms in pepper2025