Hydrogen measurements provide direct evidence for a variable physical barrier to gas diffusion in legume nodules

Journal of Experimental Botany

Volumn 49, Issue 323, 1998, Pages 1015-1020

  Witty, John F ^a   Minchin, Frank R ^a  

^a ABERYSTWYTH UNIVERSITY   (United Kingdom)

Author keywords

Diffusion resistance; Hydrogen production; Oxygen uptake; Respiratory quotient; Root nodules

Indexed keywords

GLYCINE MAX; RHIZOBIUM;

EID: 0031864129     PISSN: 00220957     EISSN: None     Source Type: Journal    
DOI: 10.1093/jxb/49.323.1015     Document Type: Article

References (21)

1. 2 within infected cells of soyabean root nodules: a new simulation. Protoplasma 183, 49-61.
2. 2 inhibition of nitrogenase activity in attached soybean nodules. Plant Physiology 100, 1863-8.
3. Escuredo PR, Minchin FR, Gogoreena Y, Itube-Ormaetxe I, Klucas R V. Becana M. 1996, Involvement of activated oxygen in nitrate-induced senescence of pea root nodules. Plant Physiology 110, 1187-95.
4. Hartwig UA, Trommler J, Weisbach C,Walther P, Curioni P, Schuller KA, Nosberger J. 1997. Is the variable permeability in nodules a physical or physiological phenomenon? In: Legocki A, Bothe H, Puhler A, eds. Biological fixation of nitrogen for ecology and sustainable agriculture. NATO ASI Series G39. Berlin, Heidelberg: Springer-Verlag, 241-4.
5. Hunt S, Layzell DB. 1993. Gas exchange in legume nodules and the regulation of nitrogenase activity. Annual Review of Plant Physiology and Plant Molecular Biology 44, 483-511.
6. 2 in the infected cells. Planta 173, 128-41.
7. Minchin FR. 1997, Regulation of oxygen diffusion in legume root nodules. Soil Biology and Biochemistry 29, 881-8.
8. Minchin FR, Witty JF, Sheehy JE, Muller M. 1983. A major error in the acetylene reduction assay: decreases in nodular nitrogenase activity under assay conditions. Journal of Experimental Botany 34, 641-9.
9. Minchin FR, Witty JF. 1990. Effects of acetylene and external oxygen concentration on the respiratory quotient (RQ) of nodulated roots of soyabean and white clover. Journal of Experimental Botany 41, 1271-7.
10. Parsons R, Day DA. 1990. Mechanism of soybean nodule adaptation to different oxygen pressures. Plant, Cell and Environment 13, 501-12.
11. Streeter JG. 1995. A new model for the rapid effects of noninvasive treatments on nitrogenase and respiratory activity in legume nodules. Journal of Theoretical Biology 174, 441-52.
12. 2 diffusion in legume nodules. Plant Physiology 105, 1321-33.
13. Tjepkema JD, Yocum CS. 1974. Measurement of oxygen partial pressure within soybean nodules by oxygen microelectrodes. Planta 119, 351-60.
14. Van Cauwenberghe OR, Hunt S, Newcomb.W, Canny MJ, Layzel DB. 1994, Evidence that short-term regulation of nodule permeability does not occur in the inner cortex. Physiologia Plantarum 91, 477-87.
15. Witty JF. 1991. Microelectrode measurements of hydrogen concentrations and gradients in legume root nodules. Journal of Experimental Botany 42, 765-71.
16. Witty JF, Minchin FR. 1994. A new method to detect the presence of continuous gas filled pathways for oxygen diffusion :m legume nodules: Journal of Experimental Botany 45, 967-78.
17. Witty JF, Minchin FR. 1997. Dynamic control of oxygen diffusion resistance in nodules. In: Legocki A, Bothe H, Puhler A, eds. Biological fixation of nitrogen for ecology and sustainable agriculture, NATO ASI Series G39. Berlin, Heidelberg: Springer-Verlag, 241-4.
18. 2 production by nodulated legume root systems. Journal of Experimental Botany 49, 1041-8.
19. Witty JF, Minchin FR, Sheehy JE. 1983. Carbon costs of nitrogenase activity in legume root nodules determined using acetylene and oxygen. Journal of Experimental Botany 34, 951-63.
20. Witty JF, Minchin FR, Skøt L, Sheehy JE. 1986 Nitrogen fixation and oxygen in legume root nodules. Oxford Surveys of Plant Molecular and Cell Biology 3, 275-314.
21. 2 diffusion. Journal of Experimental Botany 38, 1129-40.