Block selection in multiblock partial least squares for modeling genotype-phenotype relations in Saccharomyces
2025

Identifying Gene Blocks in Yeast for Genotype-Phenotype Mapping

Sample size: 36 publication 10 minutes Evidence: high

Author Information

Author(s): Tahir Muhammad, Yude Bu, Mehmood Tahir, Bashir Saima, Ashraf Zeeshan

Primary Institution: School of Mathematics and Statistics, Shandong University, Weihai, Shandong, China

Hypothesis

Can weighted block importance on projection improve the identification of influential gene blocks in Saccharomyces cerevisiae?

Conclusion

The BwIP-mbPLS method significantly enhances predictive accuracy for efficiency-based phenotypes in yeast compared to traditional methods.

Supporting Evidence

  • BwIP-mbPLS consistently outperformed traditional methods in predicting phenotypes.
  • The study identified an average of four gene blocks that significantly improved predictions.
  • Variable Importance on Projection was used to select significant genes within the identified blocks.
  • Both proposed methods showed better performance than conventional approaches.

Takeaway

This study helps scientists understand how groups of genes work together to affect traits in yeast, making it easier to predict how changes in genes can change how the yeast behaves.

Methodology

The study used partial least squares and k-means clustering to analyze gene blocks and their influence on phenotypes in yeast.

Limitations

The small sample size may limit the generalizability of the findings.

Participant Demographics

The study involved 36 distinct Saccharomyces cerevisiae strains.

Statistical Information

P-Value

0.03

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0316350

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