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022 _a0176-1617
040 _aMSU
_bEnglish
_cMSU
_erda
050 0 0 _aQK711.2 JOU
100 1 _aLee, Hong Gil
_eauthor
245 1 0 _aIncreased STM expression is associated with drought tolerance in Arabidopsis
_ccreated by Hong Gil Lee, Yee-Ram Choi, Pil Joon Seo
264 _aAmsterdam:
_bElsevier GmbH,
_c2016.
336 _2rdacontent
_atext
_btxt
337 _2rdamedia
_aunmediated
_bn
338 _2rdacarrier
_avolume
_bnc
440 _aJournal of plant physiology
_vVolume 201
520 3 _aIn higher plants, shoot apical meristem (SAM) maintains cell division activity in order to give rise to aerial plant organs. Several lines of evidence have suggested that plants ensure stem cell proliferation activity in response to various external stimuli, thereby contributing to plant adaptation and fitness. Here, we report that the abscisic acid (ABA)-inducible R2R3-type MYB96 transcription factor regulates transcript accumulation of SHOOT MERISTEMLESS (STM) possibly to contribute to plant adaptation to environmental stress. STM was up-regulated in MYB96-overexpressing activation-tagging myb96-ox plants, but down-regulated in MYB96-deficient myb96-1 mutant plants, even in the presence of ABA. Notably, the MYB96 transcription factor bound directly to the STM promoter. In addition, consistent with the role of MYB96 in drought tolerance, transgenic plants overexpressing STM (35S:STM-MYC) were more tolerant to drought stress. These observations suggest that the MYB96-STM module contributes to enhancing plant tolerance to drought stress.
650 _aArabidopsis
_vDifferentiation
_xDrought tolerance
700 1 _aChoi, Yee-Ram
700 1 _aSeo, Pil Joon
_eco-author
856 _uhttps://doi.org/10.1016/j.jplph.2016.07.002
942 _2lcc
_cJA
999 _c168903
_d168903