Search Results - "RYGIEWICZ, PAUL T"

Phenotypic and genomic responses to titanium dioxide and cerium oxide nanoparticles in Arabidopsis germinants by Tumburu, Laxminath, Andersen, Christian P., Rygiewicz, Paul T., Reichman, Jay R.

“…The effects of exposure to nanoparticles of titanium dioxide (nano‐titanium) and cerium oxide (nano‐cerium) on gene expression and growth in Arabidopsis…”
Get full text

Fungal-specific PCR primers developed for analysis of the ITS region of environmental DNA extracts by Martin, Kendall J, Rygiewicz, Paul T

“…The Internal Transcribed Spacer (ITS) regions of fungal ribosomal DNA (rDNA) are highly variable sequences of great importance in distinguishing fungal species…”
Get full text

Controls of isotopic patterns in saprotrophic and ectomycorrhizal fungi by Hobbie, Erik A., Sánchez, Fernando S., Rygiewicz, Paul T.

“…Isotopes of nitrogen (δ15N) and carbon (δ13C) in ectomycorrhizal and saprotrophic fungi contain important information about ecological functioning, but the…”
Get full text

Potential for metal contamination by direct sonication of nanoparticle suspensions by Betts, Julia N., Johnson, Mark G., Rygiewicz, Paul T., King, George A., Andersen, Christian P.

“…While conducting toxicity tests with nano titanium dioxide, the authors found that test suspensions were being contaminated with aluminum and titanium from tip…”
Get full text

Nitrogen and Carbon Stable Isotope Abundances Support the Myco-Heterotrophic Nature and Host-Specificity of Certain Achlorophyllous Plants by Trudell, Steven A., Rygiewicz, Paul T., Edmonds, Robert L.

“…• Over 400 species of achlorophyllous vascular plants are thought to obtain all C from symbiotic fungi. Consequently, they are termed 'myco-heterotrophic.'…”
Get full text

Patterns of Nitrogen and Carbon Stable Isotope Ratios in Macrofungi, Plants and Soils in Two Old-Growth Conifer Forests by Trudell, Steven A., Rygiewicz, Paul T., Edmonds, Robert L.

“…• To further assess the usefulness of stable isotope ratios for understanding elemental cycling and fungal ecology, we measured δ 15 N and δ 13 C in…”
Get full text

Germination and early plant development of ten plant species exposed to titanium dioxide and cerium oxide nanoparticles by Andersen, Christian P., King, George, Plocher, Milt, Storm, Marjorie, Pokhrel, Lok R., Johnson, Mark G., Rygiewicz, Paul T.

“…Ten agronomic plant species were exposed to different concentrations of nano–titanium dioxide (nTiO2) or nano–cerium oxide (nCeO2) (0 μg/mL, 250 μg/mL, 500…”
Get full text

Molecular and physiological responses to titanium dioxide and cerium oxide nanoparticles in Arabidopsis by Tumburu, Laxminath, Andersen, Christian P., Rygiewicz, Paul T., Reichman, Jay R.

“…Changes in tissue transcriptomes and productivity of Arabidopsis thaliana were investigated during exposure of plants to 2 widely used engineered metal oxide…”
Get full text

Soil bacterial diversity in a loblolly pine plantation: influence of ectomycorrhizas and fertilization by Burke, David J., Kretzer, Annette M., Rygiewicz, Paul T., Topa, Mary A.

“…Abstract We studied the effect of ectomycorrhizas and fertilization on soil microbial communities associated with roots of 10-year-old loblolly pine…”
Get full text

Elevated CO2 and temperature impacts on different components of soil CO2 efflux in Douglas-fir terracosms by Lin, Guanghui, Ehleringer, James R., Rygiewicz, PauL. T., Johnson, Mark G., Tingey, David T.

“…Although numerous studies indicate that increasing atmospheric CO2 or temperature stimulate soil CO2 efflux, few data are available on the responses of three…”
Get full text

Influence of adverse soil conditions on the formation and function of Arbuscular mycorrhizas by Entry, James A, Rygiewicz, Paul T, Watrud, Lidia S, Donnelly, Paula K

“…The majority of plants have mycorrhizal fungi associated with them. Mycorrhizal fungi are ecologically significant because they form relationships in and on…”
Get full text

Mycorrhizae alter quality and quantity of carbon allocated below ground by Rygiewicz, Paul T, Andersen, Christian P

“…Forest soils are very important in the global carbon cycle. The direct measurement of carbon in and through all major pools of a mycorrhizal coniferous…”
Get full text

Focused Microbiome Shifts in Reconstructed Wetlands Correlated with Elevated Copper Concentrations Originating from Micronized Copper Azole–Treated Wood by Reichman, Jay R., Johnson, Mark G., Rygiewicz, Paul T., Smith, Bonnie M., Bollman, Michael A., Storm, Marjorie J., King, George A., Andersen, Christian P.

“…Micronized copper (Cu) azole (MCA) wood preservative formulations include Cu in nano form, and relatively little is known about longer term effects of Cu…”
Get full text

A comprehensive framework for evaluating the environmental health and safety implications of engineered nanomaterials by Boyes, William K., Thornton, Luka L., Al-Abed, Souhail R., Andersen, Christian P., Bouchard, Dermont C., Burgess, Robert M., Hubal, Elaine A. Cohen, Ho, Kay T., Hughes, Michael F., Kitchin, Kirk, Reichman, Jay R., Rogers, Kim R., Ross, Jeffrey A., Rygiewicz, Paul T., Scheckel, Kirk G., Thai, Sheau-Fung, Zepp, Richard G., Zucker, Robert M.

“…Engineered nanomaterials (ENM) are a growing aspect of the global economy, and their safe and sustainable development, use, and eventual disposal requires the…”
Get full text

Estimates of Douglas-fir fine root production and mortality from minirhizotrons by Tingey, David T., Phillips, Donald L., Johnson, Mark G., Rygiewicz, Paul T., Beedlow, Peter A., Hogsett, William E.

“…Minirhizotrons were used to assess the influence of soil resources on fine root (diameter ≤ 2 mm) production, mortality, and standing crop over a 2-year…”
Get full text

Douglas-Fir (Pseudotsuga menziesii (Mirb.) Franco) Transcriptome Profile Changes Induced by Diesel Emissions Generated with CeO2 Nanoparticle Fuel Borne Catalyst by Reichman, Jay R, Rygiewicz, Paul T, Johnson, Mark G, Bollman, Michael A, Smith, Bonnie M, Krantz, Q. Todd, King, Charly J, Kovalcik, Kasey D, Andersen, Christian P

“…It is important to understand molecular effects on plants exposed to compounds released from use of products containing engineered nanomaterials. Here, we…”
Get full text

Preferential interaction of Na+ over K+ with carboxylate-functionalized silver nanoparticles by Pokhrel, Lok R., Andersen, Christian P., Rygiewicz, Paul T., Johnson, Mark G.

“…Elucidating mechanistic interactions between monovalent cations (Na+/K+) and engineered nanoparticle surfaces to alter particle stability in polar media have…”
Get full text

Douglas-Fir ( Pseudotsuga menziesii (Mirb.) Franco) Transcriptome Profile Changes Induced by Diesel Emissions Generated with CeO 2 Nanoparticle Fuel Borne Catalyst by Reichman, Jay R, Rygiewicz, Paul T, Johnson, Mark G, Bollman, Michael A, Smith, Bonnie M, Krantz, Q Todd, King, Charly J, Kovalcik, Kasey D, Andersen, Christian P

“…It is important to understand molecular effects on plants exposed to compounds released from use of products containing engineered nanomaterials. Here, we…”
Get full text

Allocation of Carbon in Mycorrhizal Pinus ponderosa Seedlings Exposed to Ozone by Andersen, Christian P., Rygiewicz, Paul T.

“…The effect of ozone on tree growth and metabolism has been studied widely. Despite the research emphasis, relatively little is known about how the below-ground…”
Get full text

Elevated CO2 and temperature alter nitrogen allocation in Douglas-fir by TINGEY, DAVID T., MCKANE, ROBERT B., OLSZYK, DAVID M., JOHNSON, MARK G., RYGIEWICZ, PAUL T., HENRY LEE, E.

“…The effects of elevated CO2 and temperature on principal carbon constituents (PCC) and C and N allocation between needle, woody (stem and branches) and root…”
Get full text