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Article
Effects of reactive oxygen species on the physical properties of polypropylene surgical mesh at various concentrations: a model for inflammatory reaction as a cause for mesh embrittlement and failure
Oxidative degradation by reactive oxygen species (ROS) from inflammation initiates cross-linking, depolymerization, and formation of a quasi-crystalline quality in polypropylene (PP) meshes that cause embritt...
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Article
Predictors of depressive symptomatology of geriatric patients with colorectal cancer
Colorectal cancer constitutes a major health problem for elderly patients. The disease and its stage, treatment, and attendant symptoms can have significant negative impact on the mental functioning of these p...
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Article
Smaller Carbon Clusters: Linear, Cyclic, Polyhedral
The MP2 perturbation treatment with the 6–31G* basis set has been applied to linear, cyclic, arid polyhedral structures of Cn, n = 6–13, esp. to C12 in this report. While the linear and cyclic species can co-exis...
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Article
Sudbury smelter impact on atmospheric deposition of acidic substances in Ontario
During the period from June 1982 to March 1983, there was a prolonged shutdown of the INCO and Falconbridge smelters at Sudbury, Ontario. Taking advantage of this opportunity, the Air Resources Branch of the O...
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Article
Meteorological analyses of acidic precipitation in Ontario
Meteorological analyses of precipitation and air quality data for the period 1976 to 1983 have been undertaken to infer potential source regions of acidity in Ontario. Techniques such as air parcel trajectory ...
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Article
Phosphorylation Products of Poly-dl(l)-serine
Two phosphorylation products of polyserine are described. The first product was obtained by coupling poly-dl-serine with benzyl phosphoric acid, in the presence of dicyclohexyldiimide, and subsequent debenzylatio...