Effects of Triazole Derivatives on Strigolactone Levels and Growth Retardation in Rice Strigolactone Production Inhibitors
2011

Effects of Triazole Derivatives on Strigolactone Levels and Growth in Rice

publication Evidence: moderate

Author Information

Author(s): Ito Shinsaku, Umehara Mikihisa, Hanada Atsushi, Kitahata Nobutaka, Hayase Hiroki, Yamaguchi Shinjiro, Asami Tadao

Primary Institution: The University of Tokyo

Hypothesis

Can triazole derivatives serve as specific inhibitors of strigolactone biosynthesis in rice without causing significant growth retardation?

Conclusion

TIS108 is a more specific and potent inhibitor of strigolactone biosynthesis in rice compared to its predecessor TIS13, with reduced side effects on plant growth.

Supporting Evidence

  • TIS108 was found to be 100-fold more active in reducing strigolactone levels compared to TIS13.
  • TIS108 did not significantly reduce the height of rice plants, unlike TIS13.
  • Root exudates from TIS108-treated rice seedlings stimulated less Striga germination than control plants.

Takeaway

Scientists created a new chemical, TIS108, that helps control weeds in rice without making the rice plants smaller.

Methodology

The study involved synthesizing triazole derivatives and testing their effects on strigolactone levels and growth in rice seedlings.

Limitations

The study does not identify the specific target sites of TIS108 in the strigolactone biosynthesis pathway.

Digital Object Identifier (DOI)

10.1371/journal.pone.0021723

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