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Drought-induced root aerenchyma formation restricts water uptake in rice

seedlings supplied with nitrate

Yang, X., Li, Y., Ren, B., Ding, L.,Gao, C., Shen, Q., Guo, S. (2012)

Plant Cell Physiol. 53: 495-504

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@…‚͐A•¨‚ͺΆ‚«‚Δ‚’‚­‚½‚ί‚Ι”ρν‚ɏd—v‚Ε‚ ‚ι‚½‚߁A…‚ͺ•s‘«‚·‚鐅ƒXƒgƒŒƒXσ‘Τ‚Ι’u‚©‚κ‚½A•¨‚́AΧ–E•ͺ—τ‚Μ‘jŠQA‹CE‚̕½AŒυ‡¬‚Μ‘jŠQ‚Θ‚Η‚Μ‚³‚ά‚΄‚ά‚Θˆ«‰e‹Ώ‚πŽσ‚―‚ιB…ƒXƒgƒŒƒX‚͐A•¨‚̐¬’·‘jŠQ‚̍łΰ‘ε‚«‚Θ—vˆφ‚Ε‚ ‚θAA•¨‚ΜŠ£‘‡‘ϐ«‚Ζ‰h—{σ‘Τ‚ΜŠΦŒW‚Ι‚Β‚’‚Δ’–Ϊ‚³‚κ‚Δ‚«‚½B‰h—{σ‘Τ‚Ι‚Β‚’‚Δ‚Ν2Žν—ή‚Μ’‚‘fŒ`‘ԁiΙŽ_‰–‚ΖƒAƒ“ƒ‚ƒjƒEƒ€j‚π‚“™A•¨‚Ι—^‚¦‚½‚Ζ‚«‚Μ‰e‹Ώ‚Ι‚Β‚’‚āAƒgƒEƒ‚ƒƒRƒVAƒRƒ€ƒMAƒ^ƒoƒRAƒ}ƒAƒCƒl‚πŠά‚ސ”‘½‚­‚̐A•¨Žν‚ŏW’†“I‚ΙŒ€‹†‚³‚κ‚Δ‚«‚½B‚ά‚½A…•s‘«‚Ι’u‚©‚κ‚½σ‘Ԃł̍‚“™A•¨‚̐…‹zŽϋ‚Ι‚Β‚’‚Δ‚ΰŒ€‹†‚³‚κ‚Δ‚«‚½B“Α‚ɁA…ƒXƒgƒŒƒX‰Ί‚ΜƒCƒl‚́A‘Ό‚̐A•¨Žν‚ζ‚荂‚’ƒAƒ“ƒ‚ƒjƒEƒ€‹zŽϋ”\—Ν‚πŽ¦‚·BƒAƒ“ƒ‚ƒjƒEƒ€‚π—^‚¦‚½…ƒXƒgƒŒƒXσ‘Τ‚ΜƒCƒl‚ł́AΙŽ_‰–‚π—^‚¦‚½‚ζ‚θ‚ΰ‚‚’…‹zŽϋ—¦‚πŽ¦‚·B‚±‚κ‚Ι‚ζ‚θƒAƒ“ƒ‚ƒjƒEƒ€‰h—{‚ͺƒCƒl‚̐…ƒXƒgƒŒƒX‘ϐ«‚π‚‚ί‚ι‚±‚Ζ‚ͺΨ–Ύ‚³‚κ‚Δ‚’‚ιB‚΅‚©‚΅…ƒXƒgƒŒƒX‰Ί‚ł̐…‹zŽϋ‚ͺ’‚‘fŒ`‘Τ‚ΖŠΦŒW‚Γ‚―‚η‚κ‚鐢—Šw“I‚ΘŒ΄ˆφ‚Ν’m‚η‚κ‚Δ‚’‚Θ‚’Bˆκ•ϋAͺ‚̍\‘’‚ΖŒ`‘Τ‚Νˆκ”Κ“I‚ɁA…‚Ζ‰h—{‹zŽϋ‚Ι–§Ϊ‚ΙŠΦ˜A‚Γ‚―‚η‚κ‚ιBƒJƒXƒpƒŠ[όA“ΰ”η‚Ι‚¨‚―‚ι’ʉߍזEA“ΰ”η‚ά‚½‚ΝŠO”η‚ΜƒRƒ‹ƒN‰»A’Κ‹C‘gD‚Θ‚Η‚ͺAͺ‚̐…“§‰ί«‚ͺ•Ο‰»‚·‚ιŒ΄ˆφ‚Ζ‚Θ‚ι‚ƍl‚¦‚η‚κ‚ιBζsŒ€‹†‚Ε‚ΝƒgƒEƒ‚ƒƒRƒV‚Ι‚¨‚―‚ιͺ‚Μ”η‘w’Κ‹C‘gD‚ͺŠ£‘‡‘ϐ«‚π‚‚ί‚ι‚±‚Ζ‚ͺΨ–Ύ‚³‚κ‚Δ‚’‚ιB‚»‚κ‚͐Ά‚«‚Δ‚’‚ι”η‘w‘gD‚ͺ’Κ‹C‘gD‚Ι•Ο‚ν‚ι‚±‚Ƃōͺ‚ΜŒΔ‹z‚ͺŒΈ­‚·‚ι‚½‚ί‚Ε‚ ‚ιB–{Œ€‹†‚ł́AƒCƒl‚̍ͺ‚Ι‚¨‚―‚ι’Κ‹C‘gD‚Ɛ…‹zŽϋ‚ͺA’‚‘f‹zŽϋ‚Ɛ…ƒXƒgƒŒƒX‚Μ—Ό•ϋ‚ΙŠΦ˜A‚ͺ‚ ‚ι‚©‚𒲂ׂ邽‚߂ɁA…ƒXƒgƒŒƒX‰Ί‚ΕˆΩ‚Θ‚ιŒ`‘Τ‚Μ’‚‘f‚π—^‚¦‚½ƒCƒl‚Ι‚¨‚―‚ιͺ‚Μ’Κ‹C‘gD‚Ɛ…“§‰ί«‚Ζ‚ΜŠΦŒW‚π‰πΝ‚΅‚½B

@ƒCƒlindica ˆŸŽν‚Μ2‚‚͔̍|•iŽν (cv. eShanyou 63f‚¨‚ζ‚Ρcv. eYangdao 6f )‚𐅍k–@‚Εˆη‚āAΙŽ_‰–‚ά‚½‚ΝƒAƒ“ƒ‚ƒjƒEƒ€‚π—^‚¦‚½B‚»‚ΜŒγƒ|ƒŠƒGƒ`ƒŒƒ“ƒOƒŠƒR[ƒ‹iPEGj‚π—^‚¦‚Đ…ƒXƒgƒŒƒX‚π—U”­‚΅‚½B–{ŽΐŒ±‚ł́A”ρ…ƒXƒgƒŒƒX‰Ί‚Ι‚¨‚’‚ΔΙŽ_‰–ˆ—‚ά‚½‚ΝƒAƒ“ƒ‚ƒjƒEƒ€ˆ—‚π‚΅‚½ƒCƒl‚ƁA‚»‚κ‚Ι‰Α‚¦‚ΔPEG‚π—^‚¦‚½ƒCƒl‚π—p‚’‚ΔŽΐŒ±‚πs‚Α‚½Bͺ’Κ‹C‘gDŒ`¬—¦‚Ν‘–ΈŒ^“dŽqŒ°”χ‹ΎiSEMj‚ΕŽB‰e‚΅‚½ŽΚ^‚π—p‚’‚Δ‘ͺ’θ‚΅‚½B…ƒXƒgƒŒƒX‚Ν’Κ‹C‘gD‚π‹}Œƒ‚Ι‘‰Α‚³‚ΉA‚’‚Έ‚κ‚͔̍|•iŽν‚̏ꍇ‚Ε‚ΰAΙŽ_‰–ˆ—‰Ί‚Ι‚¨‚―‚ι’Κ‹C‘gDŒ`¬—¦‚ΝƒAƒ“ƒ‚ƒjƒEƒ€ˆ—‰Ί‚ζ‚θ‚ΰ‚‚©‚Α‚½B‚ά‚½ͺ‚Μ‹σŒ„—¦‚́A…ƒXƒgƒŒƒX‰Ί‚Ε‚Μ‚έ—LˆΣ·‚ͺ‚έ‚η‚κAƒAƒ“ƒ‚ƒjƒEƒ€ˆ—‰Ί‚Ι‚¨‚―‚ι‚ζ‚θ‚ΰΙŽ_‰–ˆ—‰Ί‚Ι‚¨‚―‚ι•ϋ‚ͺ‘ε‚«‚©‚Α‚½B–Ψ•”‰to‰t‘¬“x‚ƁAͺ‚̐…“§‰ί«‚́A…ƒXƒgƒŒƒX‰Ί‚Ι‚¨‚’‚Δ—LˆΣ·‚ͺ‚έ‚η‚κAƒAƒ“ƒ‚ƒjƒEƒ€ˆ—‰Ί‚Ζ”δ‚ΧΙŽ_‰–ˆ—‰Ί‚Ε‘ε‚«‚­ŒΈ­‚΅‚½B‚ά‚½ͺ‚̐…‹zŽϋ—¦‚ΖƒAƒNƒAƒ|ƒŠƒ“Šˆ«‚π‘ͺ’θ‚΅‚½BƒCƒl‚Ι—^‚¦‚½‰h—{‰t‚Μ2ŽžŠΤ‚ΜŒΈ­—ʁiΆd—Κ‚ ‚½‚θj‚Ő…‹zŽϋ—¦i‘ΏƋζj‚π‘ͺ’θ‚΅AƒAƒNƒAƒ|ƒŠƒ“Šˆ«‚ΝHgCl2‚π‰Α‚¦‚½ͺ‚̐…‹zŽϋ—¦‚ƑΏƋζ‚π”δŠr‚·‚ι‚±‚Ζ‚Ι‚ζ‚θ•]‰Ώ‚΅‚½B…‹zŽϋ—¦‚́A…ƒXƒgƒŒƒX‰Ί‚ΕŒΈ­‚΅AΙŽ_‰–ˆ—‰Ί‚Ε‚ΝƒAƒ“ƒ‚ƒjƒEƒ€ˆ—‰Ί‚ζ‚θ‚ΰ‘ε‚«‚­ŒΈ­‚΅‚Δ‚’‚½BHgCl2‚π‰Α‚¦‚½‚Ζ‚«A‚·‚ׂĂ̏ˆ—‚ΜƒCƒl‚Ι‚¨‚’‚Đ…‹zŽϋ—¦‚ΝŒΈ­‚΅AΙŽ_‰–ˆ—‚΅‚½ͺ‚́AƒAƒ“ƒ‚ƒjƒEƒ€ˆ—‚΅‚½ͺ‚ζ‚θ‚ΰ…‹zŽϋ—¦‚ΜŒΈ­‚Ν’α‚©‚Α‚½B

‚±‚κ‚η‚ΜŒ‹‰Κ‚Ι‚ζ‚ι‚ƁA…ƒXƒgƒŒƒXσ‘Τ‰Ί‚Ε‚ΜΙŽ_‰–ˆ—‚ΝƒCƒl‚̍ͺ‚Ι‚¨‚―‚ι”η‘w‚Μ’Κ‹C‘gDŒ`¬‚𑣐i‚΅A‚»‚Μ‘£i‚͍ͺ‚Μ•ϊŽΛ•ϋŒό‚̐…‹zŽϋ‚π’α‰Ί‚³‚Ή‚½‚ƍl‚¦‚η‚κ‚ιB‚ά‚½ƒAƒ“ƒ‚ƒjƒEƒ€ˆ—‚΅‚½ͺ‚Ι‚¨‚―‚鐅—A‘—‚Ι‚ΝŽε‚ΙHgŠ΄Žσ«ƒAƒNƒAƒ|ƒŠƒ“‚π’Κ‚ι—A‘—iƒVƒ“ƒvƒ‰ƒXƒg—A‘—j‚ͺd—v‚Ε‚ ‚θAΙŽ_‰–ˆ—‚΅‚½…ƒXƒgƒŒƒX‚ΜƒCƒl‚Ι‚¨‚’‚Δ‚ΝƒAƒ|ƒvƒ‰ƒXƒg‚ł̐…—A‘—‚ͺd—v‚Θ–πŠ„‚π‰Κ‚½‚·‚±‚Ζ‚ͺŽ¦΄‚³‚κ‚ιBƒAƒ“ƒ‚ƒjƒEƒ€‚π—^‚¦‚½…ƒXƒgƒŒƒX‰Ί‚ΜƒCƒl‚Ι‚¨‚’‚Đ…“§‰ί«‚ͺ—LˆΣ‚ΙŒΈ­‚΅‚Θ‚©‚Α‚½‚̂́A‚±‚̐…—A‘—Œo˜H‚Μˆα‚’‚Ι‚ζ‚ι‚ΰ‚Μ‚Ε‚ ‚ι‚ƍl‚¦‚η‚κ‚ιB

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