purpose of polymer analysis
Báo cáo y học: "Evaluation of Fractional Analysis of Bronchoalveolar Lavage Combined with Cellular Morphological Features"
... of disease in sarcoidosis or HP. In addition, finding of encapsulated exudates may suggest desquamation of early stage of Masson body which implies possible diagnosis in a limited number of ... value of bronchoalveolar lavage (BAL) still remains controversial, prompting a need for further improvement. The purpose of this study was to develop and evaluate a sequential analysis of cell ... interstitial lung disease. Conflict of Interest The authors have declared that no conflict of in-terest exists. References 1. Reynolds HY, Newball HH. Analysis of proteins and respira-tory cells...
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Drugs and Poisons in Humans - A Handbook of Practical Analysis (Part 17)
... treatment of angina pectoris many years ago [2]; the pharmacological e ect of the dilation of the coronary arteries was found due to the action of nitrogen monoxide produced by decomposition of alkyl ... ingestion of 10–15 mL of each alkyl nitrite causes serious methe-moglobinemia [6]. e LD50 value for an alkyl nitrite is reported to be 205 mg/kg. ere are not many cases of analysis of alkyl ... eld of forensic toxicology. In this chapter, the methods for analysis of the compounds by headspace (HS)-gas chromatography (GC) and liquid-liquid extraction-GC are presented.Determination of...
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Drugs and Poisons in Humans - A Handbook of Practical Analysis (Part 67)
... Paasivirta J et al. (1981) Trace Analysis of Chemical Warfare Agents. An Approach to the Environmental Monitoring of Nerve Agents. Ministry of Foreign Affairs of Finland, Helsinki, pp 27, 28, ... metabolites of VX, could be detected [18].GC/MS analysis for EMPA in serum. (a) a TIC and mass chromatograms; (b) an EI mass spectrum of the t-BDMS derivative of EMPA; (c) a CI mass spectrum of the ... stream of nitrogen gas at room temperature e.iii. e residue is dissolved in 100 µL of the dichloromethane solution of DAEMO (IS solu-tion); a 1-µL of it is injected into GC/MS for analysis...
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Drugs and Poisons in Humans - A Handbook of Practical Analysis (Part 20)
... GC/MS analysis of ∆9-THC-11-oic acid in human urine [15, 16].e) A method of silylation of glassware to be done before analysis was reported [17]; such treat-ment suppresses the adsorption of ... 10:316–323 14) Yamamoto I (1992) Methods for analysis of cannabis and its components. In: The Pharmaceutical Society of Japan (ed) Standard Methods of Chemical Analysis in Poisoning – With Commentaries, ... spectra of ∆9-THC-11-oic acid a er the TMS and methyl ester-TMS derivatizations. GC/MS analysis of ∆9-THC-11-oic acid in urine 188 Cannabinoids and their metabolites GC analysis of cannabinoids...
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Drugs and Poisons in Humans - A Handbook of Practical Analysis (Part 21)
... methodQualitative analysis is made by the comparison of the retention time of a peak of a specimen with that of the authentic standard and also by the con rmation of the absence of such a peak ... main tool for analysis of opiates and their metabolites. However, at the present time, GC/MS is being widely used for opiate analysis. For HPLC analysis of the conjugated forms of opiates, the ... low levels of morphine starting from a large amount of a specimen cannot be a proof of the intake of the drug. e level of morphine in urine of healthy subjects determined by GC/MS was reported...
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Drugs and Poisons in Humans - A Handbook of Practical Analysis (Part 70)
... action of methemo-globin reductase (identical with cytochrome b5 reductase requiring NADH as a cofactor) pres-ent in mammalian red cells. e concentration of methemoglobin in blood of normal ... nitromesitylene. The concentration of nitrite was 5 µg/mL for both chromatograms.652 Nitrate and nitrite compoundsExcept GC-NPD, GC-ECD can be used for analysis of nitrite and nitrate; but the ... appearance of many interfering peaks. By GC/MS in the EI mode, it is di cult to detect the derivative, because of its lower sensitivity. Although there is a report [9] dealing with sensitive GC/MS analysis...
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Drugs and Poisons in Humans - A Handbook of Practical Analysis (Part 71 and End)
... developed a modi cation of the methods, which enabled accurate determination of blood Met-Hb even in the presence of high concentrations of CO-Hb by using about a 100-fold excess of potassium ferricynade ... presence of a cryoprotectant for hemiglobin assay. Biochem Med Metab Biol 37:190–196 10) Sato K, Tamaki K, Tsutsumi H et al. (1990) Storage of blood for methemoglobin determination: comparison of ... determination of Met-Hb in blood. Minor modi cations of this method were made by several researchers to increase sensitivity [2–4]. ese methods are based on a phenomenon that the absorbance maximum of...
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Drugs and Poisons in Humans - A Handbook of Practical Analysis (Part 22)
... aliquot of it is subjected to GC/MS analysis. Cocaine and its metabolites215time of death nor those at the time of samplings. erefore, there are great variation in the fatal levels of cocaine ... solvent mixture of chloroform and isopropanol or ethanol should be used. e simultaneous analysis can be made using chloroform/isopropanol (9:1) or (3:1), and using columns of Bond Elut Certify® ... rmation of a target compound is usually achieved by agreement of its mass spectrum with that of the authentic standard. Since, with simultaneous use of a deuterated IS, a mass spectrum of a target...
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Drugs and Poisons in Humans - A Handbook of Practical Analysis (Part 23)
... 15 mg of free pentazocine. e solution is transferred to a small glass centrifuge tube with a ground-in stopper, followed by addition of several mg of solid K2CO3 and 3 mL of chloroform. ... retention times of 3–7 min and 7–8 min, respectively. The amount of pentazocineand IS spiked into 1 mL of blank whole blood or urine was equally 50 ng.⊡ Figure 5.2223In two autopsy cases of pentazocine ... and GC/MS [8]. In this chapter, a simple method for GC/MS analysis of pentazocine in human whole blood and urine is presented.Structures of pentazocine and dextromethorphan (IS).⊡ Figure 5.1Reagents...
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The alchemy of meta-analysis
... stabilizer use or use of less proven agents).Meta -analysis as interpretatione above example demonstrates the dangers of meta -analysis, as well as some of its benets.Ultimately, meta -analysis is not ... The limits of statisticsprobability of Y and a 25% probability of Z. But our brains cannot make out that dierence.If this is correct, then “many of the techniques of statistical analysis that ... be minimal. But a meta -analysis of 5 dierent RCTs thatadd up to a total of 500 patients is no longer a randomized study. Meta -analysis is an obser-vational pooling of data; the fact that the...
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Drugs and Poisons in Humans - A Handbook of Practical Analysis (Part 24)
... one of the most powerful hallucinogenic drugs of abuse. LSD was explosively abused in U.S.A. in the latter half of the 1960s. In Japan, the amount of seizure of LSD is much smaller than that of ... hallucinogenic activity of LSD was con rmed by Albert Hofmann who did synthesize the compound; the pharmaco-logical activity can be obtained by oral administration of as small as 20–75 µg of LSD. e ab-sorption ... solutions are combined. A er the pH of the solution is adjusted to 8.5, the solution is extracted with an appropriate amount of chloroform four times. e combined chloroform extract is evaporated...
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Drugs and Poisons in Humans - A Handbook of Practical Analysis (Part 25)
... e mass spectra of TFA derivatives of MDMA and its three metabolites obtained from the urine specimen are shown in > Fig. 7.5.For the proof of the use of MDMA, detection of MDA along with ... stream of nitrogen and recon-stituted in 0.1 mL of DPM (IS) solution. A 1-µL aliquot of it is injected into the GC/MS system with a DB-17MS systemk.Assessment of the methodsEI mass spectra of ... with 2 mL of carbonate bu er solution (pH 10)i and extracted with 5 mL of chloroform/isopropanol (3:1, v/v).234 3,4-Methylene dioxyamphetaminesMass spectra of TFA derivatives of MDA, MDMA,...
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Drugs and Poisons in Humans - A Handbook of Practical Analysis (Part 26)
... Modification of EMIT assay reagents for improved sensitivity and cost effective-ness in the analysis of hemolyzed whole blood. J Anal Toxicol 16: 381–388 7) Sneath TC, Jain NC (1992) Evaluation of phencyclidine ... utilizing the ETS® analyzer and a 25-ng/mL cutoff. J Anal Toxicol 16:107–108 8) Diosi DT, Harvey DC (1993) Analysis of whole blood for drugs of abuse using EMIT d.a.u. reagents and a Mon-arch ... of a whole blood or urine specimen.• 1 M NaHCO3 solution: 8.4 g of NaHCO3 is dissolved in distilled water to prepare 100 mL solution.• Chloroform/methanol (9:1, v/v): a 100-mL volume of...
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Tài liệu Purpose of Public Speaking doc
... compliance with Title VI and VII of the Civil Rights Act of 1964, Executive Order 11246 as amended, Title IX of the Education Amendments of 1972, Americans with Disabilities Act of 1990, and other federal ... suggestions may be enough. Cut off any criticism which tears down the feeling of achievement and acceptance. Ask your county Extension office for a copy of the Public Speaking event scorecard ... Issued in furtherance of Cooperative Extension work, acts of May 8 and June 30, 1914, in cooperation with the U.S. Department of Agriculture, Samuel Curl, Director of Cooperative Extension...
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- are presented by nutrient category in appendix 13 analyses excluded extreme outliers and graphically reported data listed in appendix 15 summary results of the analysis comparing the content of nutrients and other substances from organically and convent
- the primary purpose of this book is to describe human blood group antigens and their inheritance
- purpose of public speaking
- methods of polymer analysis
- influence of polymer additive
- handbook of practical analysis
- the purpose of encapsulation
- the purpose of agreeing objectives and deadlines
- thermal methods of polymer analysis
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