Schindler, P.J. The greatest discrepancies are for the pairs ICA/Parafac: 4/5, 7/6, and 8/9. All EMR spectra were obtained with a magnetic field modulation of 100 kHz, 1 mW microwave power, 20 G modulation amplitude, and scans of 4 min. Ana Carolina Gomes Mantovani, ... Eduardo Di Mauro, in Experimental Methods in the Physical Sciences, 2019. G.G. Based on these results, nine source signals were extracted by ICA. On prolonged exposure to air, CORN OIL thickens and becomes rancid. On prolonged exposure to air, CORN OIL thickens and becomes rancid. 26A shows that most of the signals extracted by ICA are similar to those extracted by Parafac. Plant oils, such as soy oil, corn oil, and flax oil, can be derived from many crops (Table 1.2). Control of the fatty acid distribution function is essential to optimize polymer properties. The samples of corn, soybean, and commercial biodiesel were incubated using the PBN spin trap using the methodology described by Mantovani et al. Corn oil, edible oil obtainable from the seeds (kernels) of corn (maize), valued for its bland flavour and light colour. Aspergillus flavus Working off-campus? Lactic acid is produced during steeping, which can inhibit yeast growth and other undesirable organisms. Fig. It represents an important source of minor bioactive lipids, such as phytosterols, tocopherols, tocotrienols, and carotenoids (see Chapter 14). Global Survey of Canonical Aspergillus flavus G Protein-Coupled Receptors. All deaths occurred in 1–3 days. The proportion of cis octadecenoic acids (cis‐18:1) in the β‐position of the triglycerides was distinctly less in the hydrogenated corn oil than in corn oil, indicating a hydrogenation and/or a geometrical isomerization of cis‐18:1 to trans‐18:1 preferentially in the β‐position, as compared with the α‐positions. Refined soy oil contains more than 99% triglycerides and about eight major fatty acids, including linoleic, oleic, linolenic, palmitic, and stearic acids [14]. Effect of a novel induction food‐processing device in improving frying oil quality. Soy oil is inexpensive in the United States, sold at about $0.20/lb. Random_ICA_by_Blocks with 20 repetitions on the oil data. Steeping is a diffusion, chemical, and biological process involving water diffusion, lactic acid bacteria, and yeast growth. The rest is dispersed in endosperm and hull frac- tions and is generally utilized in feed products. The cross-link density of the nanocomposites ranges from ~101–237 × 106 mol/cm3.39. Biodiesel samples of commercial corn oil and commercial soybean oil were produced by the methyl ester transesterification reaction. The steeping water flows in a countercurrent direction to the corn. Another function of steeping is to allow easy removal of the germ from the corn. Fig. Please check your email for instructions on resetting your password. The second method of producing resins from oil is to reduce the triglycerides into monoglycerides. The samples were analyzed by 3D fluorescence spectroscopy and a spectrum acquired every 15 min (excitation wavelengths: 280–500 nm, step 2 nm; emission wavelengths: 300–550 nm, step 2 nm). The only major differences are for the pairs ICA/Parafac: 4/5, 7/6, and 8/9. [9]. CV has also been proposed to determine the number of Parafac factors, but this can lead to overfitted models. [9]. Chemical composition of corn oil margarine was intermediate between that of corn oil and that of hydrogenated corn oil. Pham, in Encyclopedia of Toxicology (Third Edition), 2014. One advantage of applying ICA rather than Parafac lies in the way to optimize the number of factors to work with: the Corcondia criterion calculated on Parafac models does not always yield satisfactory results. Parmar, in Encyclopedia of Toxicology (Third Edition), 2014. This re-search gave rise to an increased demand for corn oil that continues today. 27.58 g of total monounsaturated fat. D. Jouan-Rimbaud Bouveresse, D.N. M.S. For durability testing, the fabrics are washed prior to staining in accordance with AATCC Test Method 124.17, S. Satheesh Anand, Harihara M. Mehendale, in Encyclopedia of Toxicology (Second Edition), 2005. Steeping can take as long as 36–48 hours. Hydrogenated corn oil contained trans unsaturation and positional isomers not naturally found in corn oil. At the same time, a nine-factor Parafac model was calculated using the N-way Toolbox [85]. Use the link below to share a full-text version of this article with your friends and colleagues. The β‐position of triglycerides of hydrogenated corn oil was 85% occupied by trans octadecenoic acids (trans‐18:1); that of corn oil was 70% occupied by linoleic acid. The chronic oral administration to rats (40 or 80 mg kg−1) and mice (50 or 100 mg kg−1) by corn oil gavage for 104 weeks caused only mild liver and kidney damage. Corn oil is mainly composed of polyunsaturated fatty acids and has low content of saturated fats. Belongs to the Following Reactive Group(s) We use cookies to help provide and enhance our service and tailor content and ads. The oxidative stability by the Rancimat method was performed according to EN 14112. In this study, at 1500, 2000, and 2500 mg kg−1, mortality of the animals was 3/13, 8/13, and 9/13, respectively. The oil constitutes about half of the germ (embryo) of the corn kernel, which is separated from the rest of the kernel Many active sites from the triglycerides, such as double bonds, allylic carbons, and ester groups, can be used to introduce polymerizable groups. Xiuzhi Susan Sun, in Handbook of Biopolymers and Biodegradable Plastics, 2013. In a two-generation reproductive study in mice caused reduction in fertility and gestational index in F1 generation and only fertility was decreased in F2 generation at 685 mg kg−1 in drinking water. Corn oil (maize oil) is oil extracted from the germ of corn (maize). The clean, dried germ from wet milling has an oil content of 45 to 50 percent. Polymerizable groups, such as maleate half esters, can be attached to the monoglycerides, allowing them to polymerize through free-radical polymerization [17]. Learn about our remote access options. A calibration between the area of the spectra and the magnetic field marker (MgO:Mn2 +) was performed in order to enable the quantification of free radicals trapped in the samples. Author Strocchi is affiliated with the Agricultural Industries Institute, Via S. Giacomo 7, 40126 Bologna, Italy. Corn has been used for starch products for many years because corn germ and pericarp are easy to remove. The survivors had normal viscera on necropsy. Besides this, a steeping temperature above 53°C may cause starch gelatinization and protein denaturation, which would reduce the starch yield and change the starch characterization. The steeping water contains about 0.1–0.2% sulfur dioxide, which provides the combination of germicidal, softening, and protein matrix dispersing characteristics that is essential for high starch yields. Characterization of the Far Transcription Factor Family in Xiuzhi Susan Sun, in Bio-Based Polymers and Composites, 2005. The flow rate and steeping time are used to determine the number of steeping tanks. These fatty acids differ in chain length, composition, distribution, and location. It does not contain any cholesterol. The commercial biodiesel was obtained from the company BS-BIOS (Marialva-PR). Such plant oil can be physically treated and chemically modified to meet specific industrial applications [15]. It has high polyunsaturated lipid content than the saturated lipids. In male or female rats, no mortality observed at analytical concentrations of 5.41 and 7.67 mg l−1 (nominal concentrations of 29.9 and 43.8 mg l−1, respectively).
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