A simple measurement of the pH of root apoplast by the fluorescence ratio method

Plant Root

Volumn 2, Issue , 2008, Pages 3-6

  Nishiyama, Hiroki ^a   Ohya, Tomoyuki ^a   Tanoi, Keitaro ^a   Nakanishi, Tomoko M ^a  

^a UNIVERSITY OF TOKYO   (Japan)

Author keywords

Aluminum; Apoplastic pH; Fluorescence ratio method; Oregon Green; Rice root

Indexed keywords

EID: 38849131918     PISSN: None     EISSN: 18816754     Source Type: Journal    
DOI: 10.3117/plantroot.2.3     Document Type: Article

References (9)

1. Degenhardt J, Larsen PB, Howell SH, Kochian L 1998 Aluminum resistance in the arabidopsis mutant alr-104 is caused by an Aluminum-induced increase in rhizosphere pH. Plant Physiol. 117: 19-27.
2. Felle HH 1998 The apoplastic pH of the Zea mays root cortex as measured with pH-sensitive microelectrodes: aspects of regulation. J. Exp. Bot. 49: 987-995.
3. Fasano JM, Swanson SJ, Blancaflor EB, Dowd PE, Kao T, Gilroy S 2001 Changes in root cap pH are required for the gravity response of the arabidopsis root. Plant Cell 13: 907-921.
4. Grignon C, Sentenac H 1991 pH and ionic conditions in the apoplast. Annu. Rev. Plant Physiol. Plant. Mol. Biol. 42: 103-128.
5. Horst WJ 1995 The role of the apoplast in aluminium toxicity and resistance of higher plants: a review. Z. Pflanzenernähr. Bodenk. 158: 419-428.
6. + on apoplastic pH in the outer cortex of root zones of maize, as measured by the fluorescence ratio of fluorescein boronic acid. Planta 209: 444-452.
7. Peters WS, Felle HH 1999 The correlation of profiles of surface pH and elongation growth in maize roots. Plant Physiol. 121: 905-912.
8. Taylor DP, Slattery J, Leopold AC 1996 Apoplastic pH in corn root gravitropism: A laser scanning confocal microscopy measurement. Physiol. Plant. 97: 35-38.
9. + pump. Planta 186: 212-218.