Chemistry/Biology 302 – Biochemistry: Exam 1 Practice Problems
... 64 mmol × (1 L/5000 mmol) = 0.0128 L = 13 mL of 5M NaOH 5.) In order to further explore the biochemistry of MSG action, we'd need to have an aqueous buffer in which to work. For this question, please assume that you need to make an 80 mM buffer whose pH is equal to the pKa value that you gave for yo ...
... 64 mmol × (1 L/5000 mmol) = 0.0128 L = 13 mL of 5M NaOH 5.) In order to further explore the biochemistry of MSG action, we'd need to have an aqueous buffer in which to work. For this question, please assume that you need to make an 80 mM buffer whose pH is equal to the pKa value that you gave for yo ...
lecture7
... and thromboxane synthase respectively. Alternatively, arachidonate can be converted into leukotrienes by the action of lipoxygenase. These compounds, first found in leukocytes, contain three conjugated double bonds hence, the name. Prostaglandins, prostacyclin, thromboxanes, and leukotrienes are cal ...
... and thromboxane synthase respectively. Alternatively, arachidonate can be converted into leukotrienes by the action of lipoxygenase. These compounds, first found in leukocytes, contain three conjugated double bonds hence, the name. Prostaglandins, prostacyclin, thromboxanes, and leukotrienes are cal ...
The Fermentation of Lactic Acid by a Gram
... C02 (Ormerod, 1956). The C02 produced was assayed for radioactivity as described above. Since the combustion procedure is quantitative, the amount of C02 produced was not measured and specific activities were calculated from the ,moles of acid oxidized. Fatty acids were degraded by the method of Pha ...
... C02 (Ormerod, 1956). The C02 produced was assayed for radioactivity as described above. Since the combustion procedure is quantitative, the amount of C02 produced was not measured and specific activities were calculated from the ,moles of acid oxidized. Fatty acids were degraded by the method of Pha ...
03 - Respiration II, Photosynthesis I (ch.9,10) Sum13
... are reflected (NOT absorbed)? A. B. C. D. E. ...
... are reflected (NOT absorbed)? A. B. C. D. E. ...
Slide 1 - Annals of Internal Medicine
... mediators. As depicted (right), self-resolution of acute gout is mediated by several mechanisms, including coating of monosodium urate crystals with proteins and clearance by differentiated macrophages, neutrophil apoptosis, clearance of apoptotic cells, inactivation of inflammatory mediators, and t ...
... mediators. As depicted (right), self-resolution of acute gout is mediated by several mechanisms, including coating of monosodium urate crystals with proteins and clearance by differentiated macrophages, neutrophil apoptosis, clearance of apoptotic cells, inactivation of inflammatory mediators, and t ...
Pathogenesis of corneal damage from pseudomonas
... PG synthesis and release. This hypothesis is supported by the evidence that only pharmacological doses of corticosleroids which stabilized lysosomes also inhibited PGE release. In addition, corticosteroids may reduce the availability of arachidonic acid by several alternative mechanisms, such as (1) ...
... PG synthesis and release. This hypothesis is supported by the evidence that only pharmacological doses of corticosleroids which stabilized lysosomes also inhibited PGE release. In addition, corticosteroids may reduce the availability of arachidonic acid by several alternative mechanisms, such as (1) ...
Cloning and Characterization of Unusual Fatty Acid Desaturases
... et al., 1999, 2001). Thus, SA represents a new type of PUFAs with pharmaceutical potential similar to n-6/ n-3 PUFAs and could be used to reduce inflammation responses induced by overproduction of ARA-derived eicosanoids. As naturally occurring SA has limited availability, there is interest in the p ...
... et al., 1999, 2001). Thus, SA represents a new type of PUFAs with pharmaceutical potential similar to n-6/ n-3 PUFAs and could be used to reduce inflammation responses induced by overproduction of ARA-derived eicosanoids. As naturally occurring SA has limited availability, there is interest in the p ...
25., Fatty ocid oxidation
... of the lipids containing sphingosine isee figure, part a). As shown in the figure, the gangliosides contain four different sugar units. Gaucher'sdiseasehas many variants with certain clinical features,including elevated concentrations of serum acid phosphatase. The structure of a typical cerebroside ...
... of the lipids containing sphingosine isee figure, part a). As shown in the figure, the gangliosides contain four different sugar units. Gaucher'sdiseasehas many variants with certain clinical features,including elevated concentrations of serum acid phosphatase. The structure of a typical cerebroside ...
The Amino Acid Sequences of Cytochrome c from Four Plant Sources
... cytochromes c. These are asparagine-1 1, aspartic acid-15, asparagine-20, leucine-66 and alanine-70. All these changes occur in positions that have been seen to vary previously (Boulter et al., 1972; Brown & Boulter, 1973a). A change in a residue that has been previously unvaried in plant sequences ...
... cytochromes c. These are asparagine-1 1, aspartic acid-15, asparagine-20, leucine-66 and alanine-70. All these changes occur in positions that have been seen to vary previously (Boulter et al., 1972; Brown & Boulter, 1973a). A change in a residue that has been previously unvaried in plant sequences ...
The Ostrich (Struthio camelus) egg
... Ostrich lysozyme has a m o l e c u l a r weight of a b o u t 2 0 , 0 0 0 , a low c o n t e n t of cystine a n d trytophan and a N-terminal sequence nearly r e l a t e d to that of goose lysozyme; it is n o t e w o r t h y t h a t 3 o u t of its 4 half-cystine residues are l o c a t e d in this N - ...
... Ostrich lysozyme has a m o l e c u l a r weight of a b o u t 2 0 , 0 0 0 , a low c o n t e n t of cystine a n d trytophan and a N-terminal sequence nearly r e l a t e d to that of goose lysozyme; it is n o t e w o r t h y t h a t 3 o u t of its 4 half-cystine residues are l o c a t e d in this N - ...
Epoxyeicosatrienoic Acids Increase Intracellular
... influx of extracellular Ca21.10 Likewise, 11,12-EET enhances the L-type Ca21 current in adult rat ventricular myocytes, although the Ca21 influx was not blocked by a voltage-dependent Ca21 channel antagonist.10,13 However, in a recent study EETs were reported to inhibit cardiac L-type Ca21 channel a ...
... influx of extracellular Ca21.10 Likewise, 11,12-EET enhances the L-type Ca21 current in adult rat ventricular myocytes, although the Ca21 influx was not blocked by a voltage-dependent Ca21 channel antagonist.10,13 However, in a recent study EETs were reported to inhibit cardiac L-type Ca21 channel a ...
lec 7 Metabolism of purine nucleotides
... Normally these actions keep the level of uric acid in the blood plasma at a healthy level, which is below 6.8 mg/dL. But under certain circumstances, the body produces too much uric acid or removes too little. In either case, concentrations of uric acid increase in the blood. This condition is known ...
... Normally these actions keep the level of uric acid in the blood plasma at a healthy level, which is below 6.8 mg/dL. But under certain circumstances, the body produces too much uric acid or removes too little. In either case, concentrations of uric acid increase in the blood. This condition is known ...
Introduction
... First, dietary fiber reduces the absorption of cholesterol and reabsorption of bile acids in the intestinal lumen. Greater fecal excretion of bile acids leads to a decreased enterohepatic circulation of bile acids, followed by an increase in conversion of cholesterol to bile acids in the liver and a ...
... First, dietary fiber reduces the absorption of cholesterol and reabsorption of bile acids in the intestinal lumen. Greater fecal excretion of bile acids leads to a decreased enterohepatic circulation of bile acids, followed by an increase in conversion of cholesterol to bile acids in the liver and a ...
Practical part
... Decrease in blood protein concentration is observed during cardiac failure as a result of water retention causing a swelling of tissues or during kidney diseases when proteins are excreted in the urine. Protein biosynthesis disturbances take place during cancer cachecsia and during chronic inflammat ...
... Decrease in blood protein concentration is observed during cardiac failure as a result of water retention causing a swelling of tissues or during kidney diseases when proteins are excreted in the urine. Protein biosynthesis disturbances take place during cancer cachecsia and during chronic inflammat ...
Practical part
... Decrease in blood protein concentration is observed during cardiac failure as a result of water retention causing a swelling of tissues or during kidney diseases when proteins are excreted in the urine. Protein biosynthesis disturbances take place during cancer cachecsia and during chronic inflammat ...
... Decrease in blood protein concentration is observed during cardiac failure as a result of water retention causing a swelling of tissues or during kidney diseases when proteins are excreted in the urine. Protein biosynthesis disturbances take place during cancer cachecsia and during chronic inflammat ...
Full Text PDF - Mary Ann Liebert, Inc. publishers
... other important mitochondrial enzymes, was found to be oxidized, and the concentration of its substrate a-ketoglutarate was increased in Abcd1 - spinal cord (Fig. 3A). Thus, we hypothesized that KGDHC activity was most likely to be decreased in Abcd1-null mice, even if the steady-state level of a-ke ...
... other important mitochondrial enzymes, was found to be oxidized, and the concentration of its substrate a-ketoglutarate was increased in Abcd1 - spinal cord (Fig. 3A). Thus, we hypothesized that KGDHC activity was most likely to be decreased in Abcd1-null mice, even if the steady-state level of a-ke ...
Modification of halogen specificity of a vanadium‐dependent
... The mutant enzymes, R397W and R397F, were purified based upon the method described previously (Ohshiro et al. 2002). All purification procedures were carried out at 4°C or on ice unless otherwise stated. The buffer A, 50 mM Tris-SO4 buffer (pH 7.4) was used throughout. The suspended cells in this bu ...
... The mutant enzymes, R397W and R397F, were purified based upon the method described previously (Ohshiro et al. 2002). All purification procedures were carried out at 4°C or on ice unless otherwise stated. The buffer A, 50 mM Tris-SO4 buffer (pH 7.4) was used throughout. The suspended cells in this bu ...
Kinetic Rate Reaction
... substrate per minute under the controlled conditions of an assay system. Companies that manufacture reagent kits state the conditions of the assay system that they have used to establish expected normal values. In the future, enzyme results may be reported in Katal Units. Review lecture notes for ad ...
... substrate per minute under the controlled conditions of an assay system. Companies that manufacture reagent kits state the conditions of the assay system that they have used to establish expected normal values. In the future, enzyme results may be reported in Katal Units. Review lecture notes for ad ...
Homework # 8 Energetics, Electron Transport
... reactions to produce CO2 and H2O? (Hint: do glycolyis and CAC) ...
... reactions to produce CO2 and H2O? (Hint: do glycolyis and CAC) ...
Characteristics of Sophorolipid as an Antimicrobial Agent
... One of the unique properties of biosurfactant is its biological activity. Rhamnolipid, a glycolipid type biosurfactant that was produced from Pseudomonas sp., showed antimicrobial, antifungal, mycoplasmicidal, and antiviral activities [24, 45]. Surfactin and iturin, lipopeptidetype biosurfactants, i ...
... One of the unique properties of biosurfactant is its biological activity. Rhamnolipid, a glycolipid type biosurfactant that was produced from Pseudomonas sp., showed antimicrobial, antifungal, mycoplasmicidal, and antiviral activities [24, 45]. Surfactin and iturin, lipopeptidetype biosurfactants, i ...
Part 1 - OoCities
... The Syracuse Research Corporation (SRC) has produced a program on their website (esc.syrres.com) that calculates log P (or log Ko/w). Log P results were obtained for the compounds in Table 1 by entering the indicated CAS RN. It is apparent that uncharged amoxicillin, P = 9.33 (i.e., 9.33 times more ...
... The Syracuse Research Corporation (SRC) has produced a program on their website (esc.syrres.com) that calculates log P (or log Ko/w). Log P results were obtained for the compounds in Table 1 by entering the indicated CAS RN. It is apparent that uncharged amoxicillin, P = 9.33 (i.e., 9.33 times more ...
PRACTICE SET 6 - UC Davis Plant Sciences
... ASP must be catabolized to result in 15NH3. This is accomplished via an aminotransferase reaction using α-KG as the universal amino acceptor (aspartate: α-KG aminotransferase= asp transaminase) . 15N-GLU is then oxidatively deaminated, resulting in 15NH3 (GLU dehydrogenase or GLU:NAD+ oxidoreductase ...
... ASP must be catabolized to result in 15NH3. This is accomplished via an aminotransferase reaction using α-KG as the universal amino acceptor (aspartate: α-KG aminotransferase= asp transaminase) . 15N-GLU is then oxidatively deaminated, resulting in 15NH3 (GLU dehydrogenase or GLU:NAD+ oxidoreductase ...
Preview - International Institute of Naturopathy
... Animal fats contain primarily saturated fatty acids (with the exception of seafood, which contains saturated fatty acids as well as an equally large number of polyunsaturated fatty acids), whereas vegetable fats consist largely of unsaturated fatty acids (with the exception of coconut and palm oil, ...
... Animal fats contain primarily saturated fatty acids (with the exception of seafood, which contains saturated fatty acids as well as an equally large number of polyunsaturated fatty acids), whereas vegetable fats consist largely of unsaturated fatty acids (with the exception of coconut and palm oil, ...
Acetobactev diazotrophicus sp. nov., a Nitrogen
... (5% glucose, 1%yeast extract, 3% CaCO,, 2.5% agar). The methods which we used have been described previously (2, 4, 6-12). Differentiating phenotypic tests were simultaneously carried out on all A. diazotrophicus strains listed in Table 1; the type strains of all Acetobacter species were included as ...
... (5% glucose, 1%yeast extract, 3% CaCO,, 2.5% agar). The methods which we used have been described previously (2, 4, 6-12). Differentiating phenotypic tests were simultaneously carried out on all A. diazotrophicus strains listed in Table 1; the type strains of all Acetobacter species were included as ...
Biologically active octapeptides
... upon the particular succeeding reactions which must be temperature for 10 minutes at 100 g. The cell pellet is carried out. Thus, the protecting group of choice must then resuspended in 1.0 ml. of medium. A small aliquot be one which is stable both to the reagents and under is diluted for counting t ...
... upon the particular succeeding reactions which must be temperature for 10 minutes at 100 g. The cell pellet is carried out. Thus, the protecting group of choice must then resuspended in 1.0 ml. of medium. A small aliquot be one which is stable both to the reagents and under is diluted for counting t ...