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Ferguson 1 well

Many inhibitors of substrate oxidations, substrate transport, electron transport, and ATP synthesis are known including many well-known toxins (see Sherratt, 1981 Harold, 1986 Nicholls and Ferguson, 1992). These are not discussed here except to mention specific uncouplers of oxidative phosphorylation. Classic uncouplers such as 2,4-dinitrophenol have protonated and unprotonated forms, both of which are lipid soluble and cross the inner mitochondrial membrane discharging the proton gradient. This prevents ATP synthesis and stimulates respiration. [Pg.135]

The morbidity and mortality that are often associated with human GI helminth infections reflect in part the nutritional consequences of diarrhoea and malabsorption, and the resulting malnutrition that can accentuate the effects of infection by suppressing the protective immune response as well as compromising intestinal repair (Ferguson et al., 1980 Keymer and Tarlton, 1991 Cooper et al, 1992). In experimental rodents the pathology associated with infection is characterized by villus atrophy, crypt hyperplasia, goblet cell hyperplasia and infiltration of the mucosa by a variety of... [Pg.382]

Carver is probably best known for his ability to convert plant products into a wealth of useful consumer products. For example, he is credited with producing around 165 different commodities from the sweet potato and some 13 5 compounds from peanut oil. Carver s success with products Ifom these plants, as well as other scientific contributions has been cited as having played a key role in industrial development of the South (Atkins, 1949 Branson, 1955 Ferguson, 1949). Carver also created an Agricultural Experimental Station that focused on discoveries that would benefit the society s most needy (Jenkins, 1984). [Pg.6]

The published results concerning polymerization of acrylic acid or methacrylic acid in the presence of polyCethylene oxide) in water are controversial. Ferguson and Shah found that PEG with sufficiently high molecular weight increases the polymerization rate, while Kabanov at al found that in the presence of high molecular weight PEG the rate of polymerization of acrylic and methacrylic acids is lower than in blank reaction. Our results show that in the case of methacrylic acid photopolymerization in the presence of PEG of mol. weight 20,000, the rate of the reaction increases. This differences can be explained by the conditions of polymerization as well as methods used to follow the process different in both studies. [Pg.40]

The next example deals with polymerization of acrylic acid along with poly(N-vinyl pyrrolidone) as reported by Ferguson and Shah. Similar calculations lead to a curve which fits well experimental points. The results are presented in Figure 8.5. The maximum polymerization rate appears very close to [T]/[M] ratio equal one. However, it is not a rule. Recalculated data obtained by Fujimori et for polymerization of acrylic acid are presented in Figure 8.6 and for methacrylic acid Figure 8.7. The data give maximum rate of polymerization at much lower value of [T]/[M]. In all cases presented, the results... [Pg.98]

Another technique which is used to follow the extent of template polymerization vs. time is turbidimetry. Two types of measurements can be used here. The first is based on the determination of passed light intensity, the second on the determination of scattered light intensity. The former was used in many papers by Ferguson and co-workers for studies on polymerization of acrylic acid in aqueous solution in the presence of many homopolymers used as templates as well as for application of copolymers with interacting and non-interacting groups. This measurement was also used for studying com-... [Pg.137]

In addition to the walls of the parenchyma cells, the walls of the periderm (skin) cork cells form part of the total intake of dietary fiber and a waste product of potato processing for food as well as for starch. Although much is known about the suberin present in these cell walls (Bernards, 2002 Franke and Schreiber, 2007 Grafos and Santos, 2007), little is known about their polysaccharides (Harris et al., 1991). Nonetheless, because of the presence of suberin, these cell walls are able to adsorb hydrophobic dietary carcinogens and their intake may be important in the prevention of colorectal cancer (Harris et al., 1991 Ferguson and Harris, 1998, 2001). [Pg.63]

He suggested that reaction (7) may be important in 0+ consumption. Ferguson, Fehsenfeld, Goldan, and Schmeltekopf138 believed reaction (9) to be an important, and perhaps the major, source of NO+ at 120 km. They reported rate constants for reactions (7) and (9), as well as for... [Pg.270]

Bushway, R.J., H.L. Hurst, L.B. Perkins, L. Tian, C. Guiberteau Cabanillas, B.E.S. Young, B.S. Ferguson, and H.S. Jennings (1992a). Atrazine, alachlor, and carbofuran contamination of well water in central Maine. Bull. Environ. Contam. Toxicol., 49 1-9. [Pg.263]


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