Abrupt Increase in the Level of Hydrogen Peroxide in Leaves of Winter Wheat Is Caused by Cold Treatment
Author(s) -
Tohru Okuda,
Yusuke Matsuda,
Akira Yamanaka,
Shonosuke Sagisaka
Publication year - 1991
Publication title -
plant physiology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 3.554
H-Index - 312
eISSN - 1532-2548
pISSN - 0032-0889
DOI - 10.1104/pp.97.3.1265
Subject(s) - hydrogen peroxide , winter wheat , chemistry , horticulture , peroxide , botany , zoology , agronomy , biology , biochemistry , organic chemistry
After cold treatment of seedlings of winter wheat (Triticum aestivum L.), levels of hydrogen peroxide in the leaves were measured. The concentration of hydrogen peroxide increased to about three times the control level within a few minutes, and returned to the normal level in 15 to 20 minutes. The elevated level of hydrogen peroxide was found to be equivalent to 1.5 micromoles per gram fresh weight tissues of leaves.
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