Biological Fixation of Nitrogen for Ecology and Sustainable Agriculture

Front Matter....Pages I-XIII
Front Matter....Pages 1-1
Nitrogenase: Two Decades of Biochemical Genetics....Pages 3-8
Molybdenum-Nitrogenase: Structure and Function....Pages 9-12
Front Matter....Pages 13-13
 Rhizobium Nodulation Factors in Perspective....Pages 15-23
The Host-Specific Role of Chemical Modifications at the Reducing Terminus of Lipo-Chitin Oligosaccharides....Pages 25-28
The Complex Interaction between Bradyrhizobium japonicum and its Symbiotic Host Plants....Pages 29-32
Studies on MsENOD40 gene expression in alfalfa ( Medicago sativa L.) and white sweetclover ( Melilotus alba Desr.)....Pages 33-36
Nod-factor Attachment, Calcium-fluxes, and Lipidtransfer Proteins in Symbiotic Signal Transduction....Pages 37-42
Degradation of Nodulation Signals from Rhizobium meliloti by its Host Plants....Pages 43-46
Induction of root cortical cell divisions by heterologous nodulation factors....Pages 47-50
 ENOD40 expression precedes cell division and affects phytohormone perception at the onset of nodulation....Pages 51-53
 Enod40 expression and phytohormonal imbalances in nodule organogenesis....Pages 55-58
 N -Acyl Galactosamine Inhibition of Lipo- Chitooligosaccharide Action....Pages 59-62
Cell Cycle Regulation during Nodule Development....Pages 63-65
Front Matter....Pages 67-67
The Saga of the Nodulin Genes....Pages 69-75
Identification of New Medicago truncatula Nodulin Genes: Comparison of Two Molecular Approaches....Pages 77-81
Plant Gene Expression during Stem Nodule development on Sesbania rostrata ....Pages 83-86
Identification of Trans -Acting Factors Regulating Nodulin Gene Expression....Pages 87-90
Analysis of genes expressed in root nodules of broad bean ( Vicia faba L.)....Pages 91-94
Regulation of Bradyrhizobium japonicum hemB , a Heme Biosynthesis Gene....Pages 95-98
Front Matter....Pages 99-99
Rhizobial Capsular and Lipopolysaccharides: Evidence for their Importance in Rhizobium -Legume Symbiosis....Pages 101-106
Front Matter....Pages 99-99
Changes in Rhizobium Lipopolysaccharide Structure Induced by Host Compounds....Pages 107-110
Symbiotic suppression of the Medicago sativa plant defence system by Rhizobium meliloti oligosaccharides....Pages 111-114
Biochemical and Molecular Analyses of Rhizobial Responses to Legume Flavonoids....Pages 115-118
Flavonoid-inducible regions in the symbiotic plasmid of Rhizobium etli ....Pages 119-122
Azospirillum Genes Involved in Chemotaxis and Adhesion to Plant Roots....Pages 123-127
Front Matter....Pages 129-129
Molecular Microbial Ecology....Pages 131-132
Plant Regulation of Root Colonization by Rhizobium Meliloti ....Pages 133-136
Host-Controlled Restriction of Nodulation by Bradyrhizobium Japonicum Strain USDA 110 and Characterization of a Gene Regulating Nodulation....Pages 137-141
Enhancing the potential of microbial inoculants through molecular microbial ecology....Pages 143-147
Front Matter....Pages 149-149
Nitrogen Fixation in Rhodospirillum rubrum : Regulation of Activity and Generation of Reductant....Pages 151-154
Molecular Studies of the Electron Transport Pathway to Nitrogenase in Rhodobacter Capsulatus ....Pages 155-158
Regulation of Alternative Nitrogenase Systems by Environmental Factors in the Cyanobacterium Anabaena variabilis ....Pages 159-162
Heterocyst Differentiation and Nitrogen Fixation in Cyanobacteria....Pages 163-166
 Trichodesmium Has Cells Specialized for Nitrogen Fixation but Lacks Heterocysts....Pages 167-173
Front Matter....Pages 175-175
Biological Nitrogen Fixation for Sustainable Agriculture....Pages 177-178
Enhanced Agricultural Sustainability Through Biological Nitrogen Fixation....Pages 179-186
Towards the Application of Nitrogen Fixation Research to Forestry and Agriculture....Pages 187-190
Genetic potential of plants for improving the beneficial microbe interactions....Pages 191-194
DNA-probing as a tool to monitor the distribution of N 2 -fixing, denitrifying and nitrifying bacteria in soils....Pages 195-198
Front Matter....Pages 199-199
Carbon-Nitrogen Metabolism in Symbiotic Systems: Integration and Overall Regulation....Pages 201-204
Front Matter....Pages 199-199
Assimilation of Reduced Nitrogen in Tropical Legume Nodules: Regulation of De Novo Purine Biosynthesis and Peroxisome Proliferation....Pages 205-209
Contrasting C Supply, N Assimilation and N Transport Across a Range of Symbiotic Plants....Pages 211-214
 Robinia pseudoacacia , a model tree legume....Pages 215-218
Unsolved Mysteries in Carbon Metabolism in Legume Nodules....Pages 219-222
Phosphorous Deficiency Increases the Respiratory Cost of Symbiotic N 2 Fixation....Pages 223-226
Carbon and Nitrogen Metabolism in Plant-Derived Ineffective Nodules of Pea (Pisum sativum L.)....Pages 227-230
Front Matter....Pages 231-231
Genetic Regulation and Bioenergetics of Symbiotic Nitrogen Fixation in Bradyrhizobium japonicum ....Pages 233-236
Dynamic Control of Oxygen Diffusion Resistance in Nodules....Pages 237-240
Is the Variable Oxygen Permeability in Nodules a Physical or a Physiological Phenomenon?....Pages 241-244
Regulation of Nitrogen Fixation Genes by the NIFA and NIFL Regulatory Proteins....Pages 245-249
Front Matter....Pages 251-251
Model Plants for Nitrogen Fixation....Pages 253-254
Recent Advances in the Molecular Genetics of The Model Legume Lotus japonicus ....Pages 255-258
Molecular Genetics of a Model-Plant: Medicago Truncatula ....Pages 259-262
Advances in Molecular Characterization of the Yellow Lupin - Bradyrhizobium sp. ( Lupinus ) Symbiotic Model....Pages 263-266
Actinorhizal nodules....Pages 267-270
Molecular and Genetic Insights into Shoot Control of Nodulation in Soybean....Pages 271-274
Effect of nitrogen nutrition pathways on the quality of nitrogen storage compounds in legumes....Pages 275-278
Genetic linkage map of alfalfa ( Medicago sativa ) and its use to map seed protein genes as well as genes involved in leaf morphogenesis and symbiotic nitrogen fixation....Pages 279-282
Genetic Transformation and Regeneration of Legumes....Pages 283-304
Front Matter....Pages 305-305
Phylogenetic Perspectives on the Origins and Evolution of Nodulation in the Legumes and Allies....Pages 307-312
Front Matter....Pages 305-305
Co-Evolution of Legume—Rhizobial Symbioses: Is It Essential for Either Partner?....Pages 313-316
Interactions Between Diazotrophs and Grasses....Pages 317-320
Have Common Plant Systems Co-evolved in Fungal and Bacterial Root Symbioses ?....Pages 321-324
Nitrogen Fixing Systems and Evolution of Plant Hemoglobins....Pages 325-328
Back Matter....Pages 329-330