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022 _a1422-0067 (Online)
024 8 _ahttps://doi.org/10.3390/ijms22105393
040 _aMX-TxCIM
041 _aeng
100 0 _926085
_aTiedong Liu
245 1 0 _aTranscriptome and metabolomic analyses reveal regulatory networks controlling maize stomatal development in response to blue light
260 _aBasel (Switzerland) :
_bMDPI,
_c2021.
500 _aPeer review
500 _aOpen Access
520 _a(1) Background: Blue light is important for the formation of maize stomata, but the signal network remains unclear. (2) Methods: We replaced red light with blue light in an experiment and provided a complementary regulatory network for the stomatal development of maize by using transcriptome and metabolomics analysis. (3) Results: Exposure to blue light led to 1296 differentially expressed genes and 419 differential metabolites. Transcriptome comparisons and correlation signaling network analysis detected 55 genes, and identified 6 genes that work in the regulation of the HY5 module and MAPK cascade, that interact with PTI1, COI1, MPK2, and MPK3, in response to the substitution of blue light in environmental adaptation and signaling transduction pathways. Metabolomics analysis showed that two genes involved in carotenoid biosynthesis and starch and sucrose metabolism participate in stomatal development. Their signaling sites located on the PHI1 and MPK2 sites of the MAPK cascade respond to blue light signaling. (4) Conclusions: Blue light remarkably changed the transcriptional signal transduction and metabolism of metabolites, and eight obtained genes worked in the HY5 module and MAPK cascade.
546 _aText in English
650 7 _2AGROVOC
_917810
_aStomata
650 7 _2AGROVOC
_920139
_aTranscriptome
650 7 _2AGROVOC
_91173
_aMaize
700 0 _926086
_aXiwen Zhang
773 0 _dBasel (Switzerland) : MDPI, 2021.
_gv. 22, no. 10, art. 5393
_tInternational Journal of Molecular Sciences
_w57216
_x1422-0067
856 4 _yClick here to access online
_uhttps://doi.org/10.3390/ijms22105393
942 _2ddc
_cJA
_n0
999 _c64735
_d64727