Research Topics
| James ElserSummaryAffiliation: Arizona State University Country: USA Publications
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Publications
Phosphorus: a limiting nutrient for humanity?James J Elser
School of Life Sciences, Arizona State University, Tempe, AZ 85287 4501, USA
Curr Opin Biotechnol 23:833-8. 2012..Such large-scale changes will probably require a radical restructuring of the entire food system, highlighting the need for prompt but sustained action...
Joint effect of phosphorus limitation and temperature on alkaline phosphatase activity and somatic growth in Daphnia magnaMarcin W Wojewodzic
Department of Biology, University of Oslo, Post Office Box 1027, Blindern, 0316 Oslo, Norway
Oecologia 165:837-46. 2011..9 for lowest food C:P ratio and 1.4 for the most P-deficient food. The significant interaction between those two variables highlights the importance of studying temperature-dependent changes of growth responses to food quality...
Nutritional constraints in terrestrial and freshwater food websJ J Elser
Department of Biology, Arizona State University, Tempe 85287, USA
Nature 408:578-80. 2000..These stoichiometric constraints on herbivore growth appear to be qualitatively similar and widespread in both environments...- Global analysis of nitrogen and phosphorus limitation of primary producers in freshwater, marine and terrestrial ecosystemsJames J Elser
School of Life Sciences, Arizona State University, Tempe, AZ 85287, USA
Ecol Lett 10:1135-42. 2007..Thus, contrary to some prevailing paradigms, freshwater, marine and terrestrial ecosystems are surprisingly similar in terms of N and P limitation... - Biological stoichiometry in human cancerJames J Elser
School of Life Sciences, Arizona State University, Tempe, Arizona, United States of America
PLoS ONE 2:e1028. 2007.... - Shifts in lake N:P stoichiometry and nutrient limitation driven by atmospheric nitrogen depositionJames J Elser
School of Life Sciences, Arizona State University, Tempe, AZ 85287, USA
Science 326:835-7. 2009.... - Nutrient availability and phytoplankton nutrient limitation across a gradient of atmospheric nitrogen depositionJames J Elser
School of Life Sciences, Arizona State University, Tempe, Arizona 85287, USA
Ecology 90:3062-73. 2009..This adds to accumulating evidence that sustained N deposition may have important effects on lake phytoplankton communities and plankton-based food webs by shifting the quantitative and qualitative nature of nutrient limitation... - Biological stoichiometry of plant production: metabolism, scaling and ecological response to global changeJ J Elser
School of Life Sciences, Arizona State University, Tempe, AZ 85287, USA
New Phytol 186:593-608. 2010..Given this emerging knowledge of how plant nutrients respond to environmental variables and are connected to size, the effects of global change factors (such as carbon dioxide, temperature, nitrogen deposition) can be better understood... - Atmospheric nitrogen deposition is associated with elevated phosphorus limitation of lake zooplanktonJames J Elser
School of Life Sciences, Arizona State University, Tempe, AZ 85287, USA
Ecol Lett 13:1256-61. 2010..These results indicate that N deposition can impair the efficiency of trophic interactions by accentuating stoichiometric food quality constraints in lake food webs... - Biological stoichiometry: a chemical bridge between ecosystem ecology and evolutionary biologyJames Elser
School of Life Sciences, Arizona State University, Tempe, Arizona 85287, USA
Am Nat 168:S25-35. 2006.... - Signatures of nitrogen limitation in the elemental composition of the proteins involved in the metabolic apparatusClaudia Acquisti
Biodesign Institute, Center for Evolutionary Functional Genomics, Arizona State University, Tempe, AZ 85287 5301, USA
Proc Biol Sci 276:2605-10. 2009.... - Stoichiometric plant-herbivore models and their interpretationYang Kuang
Department of Mathematics and Statistics, Arizona State University, Tempe, AZ 85287 1804
Math Biosci Eng 1:215-22. 2004..Our study reveals that the details of ecological stoichiometry models really matter for quantitative predictions of plant-herbivore dynamics, especially at intermediate ranges of the carrying capacity... - Atmospheric nitrogen deposition influences denitrification and nitrous oxide production in lakesMichelle L McCrackin
School of Life Sciences, P O Box 874601, Arizona State University, Tempe, Arizona 85287, USA
Ecology 91:528-39. 2010..Our findings suggest that, while lakes play an important role in N removal in the landscape, they may be a source of N2O emissions, especially in areas subject to elevated N inputs... - Are color or high rearing density related to migratory polyphenism in the band-winged grasshopper, Oedaleus asiaticus?Arianne J Cease
School of Life Sciences, Arizona State University, Tempe, AZ 85287, USA
J Insect Physiol 56:926-36. 2010..g. genetic variation, maternal effects) may be more critical for promoting variation in color and/or migratory polyphenism... - Effects of stoichiometric dietary mixing on Daphnia growth and reproductionKumud Acharya
School of Life Sciences, Arizona State University, Tempe, AZ 85287 4501, USA
Oecologia 138:333-40. 2004..Also, food quality affected growth and reproduction even at low food levels for both D. pulicaria and D. galeata. Our results indicate that some species of zooplankton can benefit from stoichiometric heterogeneity on diet... - Stoichiometric response of nitrogen-fixing and non-fixing dicots to manipulations of CO2, nitrogen, and diversityAmy M Novotny
School of Life Sciences, Arizona State University, Tempe, AZ 85287 4501, USA
Oecologia 151:687-96. 2007..These data suggest that atmospheric CO(2) levels, N availability, and plant species diversity interact to affect both aboveground and belowground processes by altering plant elemental composition... - Functional and ecological significance of rDNA intergenic spacer variation in a clonal organism under divergent selection for production rateElena Gorokhova
Department of Biology, Arizona State University, Tempe, AZ 85287 1501, USA
Proc Biol Sci 269:2373-9. 2002.... - Modeling and analysis of stoichiometric two-patch consumer-resource systemsChristian R Miller
Department of Mathematics, Glendale Community College, Tempe, AZ 85287, USA
Math Biosci 189:153-84. 2004.... - Signatures of ecological resource availability in the animal and plant proteomesJames J Elser
School of Life Sciences, Arizona State University, USA
Mol Biol Evol 23:1946-51. 2006..This constitutes the first evidence for an influence of environmental resource availability on proteomes of multicellular organisms... - The metabolic basis of whole-organism RNA and phosphorus contentJames F Gillooly
Department of Biology, University of New Mexico, Albuquerque, NM 87131, USA
Proc Natl Acad Sci U S A 102:11923-7. 2005..The model provides a framework for linking attributes of individuals to the storage and flux of phosphorus in ecosystems... - Metabolic stoichiometry and the fate of excess carbon and nutrients in consumersThomas R Anderson
Southampton Oceanography Centre, University of Southampton, Waterfront Campus, Southampton SO14 3ZH, United Kingdom
Am Nat 165:1-15. 2005..This stoichiometrically regulated release may often be in organic rather than inorganic form, with important consequences for the balance of autotrophic and heterotrophic processes in ecosystems... - Genotype x environment interactions, stoichiometric food quality effects, and clonal coexistence in Daphnia pulexLawrence J Weider
Department of Zoology and Biological Station, University of Oklahoma, Norman, OK 73019, USA
Oecologia 143:537-47. 2005..These results indicate that food (nutrient) quality effects (hitherto an often overlooked factor) may play a role in microevolutionary (genotypic) responses to changing stoichiometric conditions in natural populations... - Do phosphorus requirements for RNA limit genome size in crustacean zooplankton?Dag O Hessen
University of Oslo, Department of Biology, CEES, P O Box 1066, Blindern, 0316 Oslo, Norway
Genome 51:685-91. 2008..This could be relevant for a range of organisms that may suffer P-limited growth rates... - Biological stoichiometry of growth in Drosophila melanogasterThomas Watts
Department of Ecology and Evolutionary Biology, University of Arizona, Tucson, AZ 85721-0088, USA
J Insect Physiol 52:187-93. 2006..The relationship between RNA content and growth rate also was positive. Additionally, the fraction of total body P contributed by ribosomal RNA increased with increasing growth rate... - Too much of a good thing: on stoichiometrically balanced diets and maximal growthMaarten Boersma
Alfred Wegener Institut fur Polar und Meeresforschung, Biologische Anstalt Helgoland, Germany
Ecology 87:1325-30. 2006.... - Early Cambrian food webs on a trophic knife-edge? A hypothesis and preliminary data from a modern stromatolite-based ecosystemJames J Elser
Ecol Lett 9:295-303. 2006..We propose that ecosystem P availability may have impacted both the expansion and decline of animal taxa in the history of life... - Microbial endemism: does phosphorus limitation enhance speciation?Valeria Souza
Valeria Souza and Luis E Eguiarte are at the Department of Ecología Evolutiva, Instituto de Ecologia, Universidad Nacional Autonoma de Mexico, CU, AP 70 275, Coyoacan, 04510 Mexico DF, Mexico
Nat Rev Microbiol 6:559-64. 2008..We also propose that strong phosphorus limitation has an important role in microbial diversification by reducing the intensity of HGT... - A cross-system synthesis of consumer and nutrient resource control on producer biomassDaniel S Gruner
Department of Entomology, University of Maryland, College Park, MD 20742, USA
Ecol Lett 11:740-55. 2008..g. vertebrates and invertebrates) and multiple trophic levels; and - in addition to measuring producer biomass - assess the responses of species diversity, community composition and nutrient status... - An endangered oasis of aquatic microbial biodiversity in the Chihuahuan desertValeria Souza
Departamento de Ecologia Evolutiva, Instituto de Ecologia, Universidad Nacional Autónoma de México AP 70 275 Coyoacán, 04510 Mexico D F, Mexico
Proc Natl Acad Sci U S A 103:6565-70. 2006..The findings underscore the conservation value of desert aquatic ecosystems and the urgent need for study and preservation of freshwater microbial communities... - Phylogenetic and growth form variation in the scaling of nitrogen and phosphorus in the seed plantsAndrew J Kerkhoff
Department of Ecology and Evolutionary Biology, University of Arizona, Tucson, Arizona 85721, USA
Am Nat 168:E103-22. 2006.... - Consumer versus resource control of producer diversity depends on ecosystem type and producer community structureHelmut Hillebrand
Institute for Botany, University of Cologne, Gyrhofstrasse 15, D 50931 Cologne, Germany
Proc Natl Acad Sci U S A 104:10904-9. 2007..Our study indicates that system productivity and producer evenness determine the direction and magnitude of top-down and bottom-up control of diversity and may reconcile divergent empirical results within and among ecosystems...