Search Results - "Muir, D."

Light and growth form interact to shape stomatal ratio among British angiosperms by Muir, Christopher D.

“…In most plants, stomata are located only on the abaxial leaf surface (hypostomy), but many plants have stomata on both surfaces (amphistomy). High light and…”
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Making pore choices: repeated regime shifts in stomatal ratio by Muir, Christopher D.

“…Ecologically important traits do not evolve without limits. Instead, evolution is constrained by the set of available and viable phenotypes. In particular,…”
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Losses of sexual dichromatism involve rapid changes in female plumage colors to match males in New World blackbirds by Price, J Jordan, Garcia, Karolyn, Eaton, Muir D

“…Differences in coloration between the sexes (sexual dichromatism) can increase or decrease in a species through evolutionary changes in either or both sexes…”
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Trophic Magnification of Organic Chemicals: A Global Synthesis by Walters, D.M, Jardine, T.D, Cade, B.S, Kidd, K.A, Muir, D.C.G, Leipzig-Scott, P

“…Production of organic chemicals (OCs) is increasing exponentially, and some OCs biomagnify through food webs to potentially toxic levels. Biomagnification…”
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A Stomatal Model of Anatomical Tradeoffs Between Gas Exchange and Pathogen Colonization by Muir, Christopher D

“…Stomatal pores control leaf gas exchange and are one route for infection of internal plant tissues by many foliar pathogens, setting up the potential for…”
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Drivers of Mercury Cycling in the Rapidly Changing Glacierized Watershed of the High Arctic’s Largest Lake by Volume (Lake Hazen, Nunavut, Canada) by St. Pierre, K. A, St. Louis, V. L, Lehnherr, I, Gardner, A. S, Serbu, J. A, Mortimer, C. A, Muir, D. C. G, Wiklund, J. A, Lemire, D, Szostek, L, Talbot, C

“…Across the Arctic, glaciers are melting and permafrost is thawing at unprecedented rates, releasing not only water to downstream aquatic systems, but also…”
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Temporal Trends in Polybrominated Diphenylethers (PBDEs) in Blubber of Ringed Seals (Pusa hispida) from Ulukhaktok, NT, Canada Between 1981 and 2015 by Addison, R. F., Muir, D. C. G., Ikonomou, M. G., Dubetz, C., Smith, T. G., Alikamik, J.

“…Blubber taken from ringed seals ( Pusa hispida ) during a subsistence hunt at Ulukhaktok, NT (formerly Holman, NWT) at intervals between 2002 and 2015 was…”
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Forage fish and polycyclic aromatic compounds in the Fort McMurray oil sands area: Body burden comparisons with environmental distributions and consumption guidelines by Evans, M.S., McMaster, M., Muir, D.C.G., Parrott, J., Tetreault, G.R., Keating, J.

“…The Fort McMurray region in northeastern Alberta (Canada) is rich in natural sources of polycyclic aromatic compounds (PACs) from exposed bitumen beds;…”
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Climate and permafrost effects on the chemistry and ecosystems of High Arctic Lakes by Roberts, K. E., Lamoureux, S. F., Kyser, T. K., Muir, D. C. G., Lafrenière, M. J., Iqaluk, D., Pieńkowski, A. J., Normandeau, A.

“…Permafrost exerts an important control over hydrological processes in Arctic landscapes and lakes. Recent warming and summer precipitation has the potential to…”
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Human Vision Fails to Distinguish Widespread Sexual Dichromatism among Sexually "Monochromatic" Birds by Eaton, Muir D., Orians, Gordon H.

“…Historical scenarios of evolution of avian plumage coloration have been called into question with the discoveries that most birds can see UV light (which…”
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Beware biofilm! Dry biofilms containing bacterial pathogens on multiple healthcare surfaces; a multi-centre study by Ledwoch, K., Dancer, S.J., Otter, J.A., Kerr, K., Roposte, D., Rushton, L., Weiser, R., Mahenthiralingam, E., Muir, D.D., Maillard, J.-Y.

“…Wet biofilms associated with medical devices have been widely studied and their link with healthcare-associated infections (HCAIs) is well recognized. Little…”
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Spatial Trends and Historical Deposition of Mercury in Eastern and Northern Canada Inferred from Lake Sediment Cores by Muir, D.C.G, Wang, X, Yang, F, Nguyen, N, Jackson, T. A, Evans, M. S, Douglas, M, Köck, G, Lamoureux, S, Pienitz, R, Smol, J. P, Vincent, W. F, Dastoor, A

“…Recent and historical deposition of mercury (Hg) was examined over a broad geographic area from southwestern Northwest Territories to Labrador and from the…”
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RECONSTRUCTING THE EVOLUTION OF SEXUAL DICHROMATISM: CURRENT COLOR DIVERSITY DOES NOT REFLECT PAST RATES OF MALE AND FEMALE CHANGE by Price, J. Jordan, Eaton, Muir D.

“…Males of sexually dimorphic species often appear more divergent among taxa than do females, so it is often assumed that evolutionary changes have occurred…”
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A modified rehabilitation paradigm bilaterally increased rat extensor digitorum communis muscle size but did not improve forelimb function after stroke by Caine, Sally, Alaverdashvili, Mariam, Colbourne, Frederick, Muir, Gillian D, Paterson, Phyllis G

“…Malnutrition after stroke may lessen the beneficial effects of rehabilitation on motor recovery through influences on both brain and skeletal muscle. Enriched…”
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Basal mercury concentrations and biomagnification rates in freshwater and marine food webs: Effects on Arctic charr (Salvelinus alpinus) from eastern Canada by van der Velden, S., Dempson, J.B., Evans, M.S., Muir, D.C.G., Power, M.

“…Patterns of total Hg (THg) and methyl Hg (MeHg) biomagnification were investigated in six pairs of co-located lacustrine and marine food webs supporting a…”
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A review of the selective leaching of gold from oxidised copper–gold ores with ammonia–cyanide and new insights for plant control and operation by Muir, D.M.

“…► Ammonia-cyanide leach system reviewed with focus on past 25 years of research and commercial applications. ► System selectively leaches gold over copper with…”
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Mercury and metal(loid) deposition to remote Nova Scotia lakes from both local and distant sources by Roberts, S., Kirk, J.L., Wiklund, J.A., Muir, D.C.G., Yang, F., Gleason, A., Lawson, G.

“…Kejimkujik National Park, in Nova Scotia, Canada, is a sensitive region for metal(loid) contamination, such as mercury, in part due to long-range atmospheric…”
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Trends of persistent organic pollutants in ringed seals (Phoca hispida) from the Canadian Arctic by Houde, M., Wang, X., Colson, T.-L.L., Gagnon, P., Ferguson, S.H., Ikonomou, M.G., Dubetz, C., Addison, R.F., Muir, D.C.G.

“…Ringed seals (Phoca hispida) have been used as bioindicator species of environmental contamination in Canada since the 1970s. In the present study, seals were…”
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Contemporary limnology of the rapidly changing glacierized watershed of the world’s largest High Arctic lake by St. Pierre, K. A., St. Louis, V. L., Lehnherr, I., Schiff, S. L., Muir, D. C. G., Poulain, A. J., Smol, J. P., Talbot, C., Ma, M., Findlay, D. L., Findlay, W. J., Arnott, S. E., Gardner, Alex S.

“…Glacial runoff is predicted to increase in many parts of the Arctic with climate change, yet little is known about the biogeochemical impacts of meltwaters on…”
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Observed dynamic soil–structure interaction in scale testing of offshore wind turbine foundations by Bhattacharya, S., Nikitas, N., Garnsey, J., Alexander, N.A., Cox, J., Lombardi, D., Muir Wood, D., Nash, D.F.T.

“…Monopile foundations have been commonly used to support offshore wind turbine generators (WTGs), but this type of foundation encounters economic and technical…”
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