Nutritional Aspects of Inborn Errors of Metabolism
... hand, the disease itself can impair normal nutrition. During the end of the fetal growth period and the first two years of life, the human brain grows at an impressive rate. This brain growth spurt period (1) is associated with a very high rate of protein synthesis that makes the central nervous sys ...
... hand, the disease itself can impair normal nutrition. During the end of the fetal growth period and the first two years of life, the human brain grows at an impressive rate. This brain growth spurt period (1) is associated with a very high rate of protein synthesis that makes the central nervous sys ...
Glycolysis
... - NADH must be re-oxidized into NAD+ because of a limited amount of NAD+ in the cell. - the oxidation of aldehyde is coupled to phosphoryl group addition ...
... - NADH must be re-oxidized into NAD+ because of a limited amount of NAD+ in the cell. - the oxidation of aldehyde is coupled to phosphoryl group addition ...
Pyruvate and Acetate Metabolism in the Photosynthetic Bacterium
... sources for growth (see Weaver et al., 1975). The growth characteristics of the mutant strain RC87 have been described previously :L-malate, succinate, glutamate, butyrate, propionate and acetate serve as sole carbon source, but it is unable to grow on pyruvate, lactate, D-malate, glucose or ribose, ...
... sources for growth (see Weaver et al., 1975). The growth characteristics of the mutant strain RC87 have been described previously :L-malate, succinate, glutamate, butyrate, propionate and acetate serve as sole carbon source, but it is unable to grow on pyruvate, lactate, D-malate, glucose or ribose, ...
Ch_9 - Bartlett High School
... - Substrate-level phosphorylation – ATP produced from the transfer of a phosphate group from a substrate to ADP ...
... - Substrate-level phosphorylation – ATP produced from the transfer of a phosphate group from a substrate to ADP ...
- Atherosclerosis
... It has been reported that animal proteins such as casein induce hypercholesterolemia, whereas vegetal proteins such as soybean protein have a hypocholesterolemic effect [2]. The mechanisms of these effects are still unclear and include: (i) alterations in digestion and intestinal absorption of stero ...
... It has been reported that animal proteins such as casein induce hypercholesterolemia, whereas vegetal proteins such as soybean protein have a hypocholesterolemic effect [2]. The mechanisms of these effects are still unclear and include: (i) alterations in digestion and intestinal absorption of stero ...
falciparum - Griffith Research Online
... PfM17LAP, critical to generating a free amino acid pool used by the intraerythrocytic stage of the parasite for proteins synthesis, growth and development. These exopeptidases are potential targets for the development of a new class of antimalaria drugs. Methodology/Principal Findings: To define the ...
... PfM17LAP, critical to generating a free amino acid pool used by the intraerythrocytic stage of the parasite for proteins synthesis, growth and development. These exopeptidases are potential targets for the development of a new class of antimalaria drugs. Methodology/Principal Findings: To define the ...
NADH - Mrs. Yu`s Science Classes
... Cellular Respiration • Cellular Respiration is a cellular process that breaks down nutrient molecules with the concomitant production of ATP • Hmm…sounds like a difficult definition, but the main point of Respiration is: - To generation energy from carbon in the form of ATP - Aerobic respiration ...
... Cellular Respiration • Cellular Respiration is a cellular process that breaks down nutrient molecules with the concomitant production of ATP • Hmm…sounds like a difficult definition, but the main point of Respiration is: - To generation energy from carbon in the form of ATP - Aerobic respiration ...
Nucleotides: Synthesis and Degradation
... Result from linking one of the sugars with a purine or pyrimidine base through an Nglycosidic linkage – Purines bond to the C1’ carbon of the sugar at ...
... Result from linking one of the sugars with a purine or pyrimidine base through an Nglycosidic linkage – Purines bond to the C1’ carbon of the sugar at ...
Glycogen Metabolism by Dr Tarek File
... Glycogen • Glycogen is the main storage form of carbohydrates in animals. It is present mainly in liver and muscle. • In the liver, glycogen can compose up to 8% of the fresh weight (100–120 g in an adult) soon after a meal. Only the glycogen stored in the liver can be made accessible to other orga ...
... Glycogen • Glycogen is the main storage form of carbohydrates in animals. It is present mainly in liver and muscle. • In the liver, glycogen can compose up to 8% of the fresh weight (100–120 g in an adult) soon after a meal. Only the glycogen stored in the liver can be made accessible to other orga ...
the three faces of the genetic code
... The principal objection to optimization theories has been that a change in the genetic code causes mutations in every protein, most of which are likely to be deleterious. Consequently, once cells relied on a particular genetic code to any appreciable extent, the further changes required by the optim ...
... The principal objection to optimization theories has been that a change in the genetic code causes mutations in every protein, most of which are likely to be deleterious. Consequently, once cells relied on a particular genetic code to any appreciable extent, the further changes required by the optim ...
General introduction - University of Amsterdam
... immunogenic spore formation. Sporulation might be reduced if continuous spreading from a nutrient-rich environment like the body is not necessary (48). Yeasts as model organisms Since ancient times the yeast Saccharomyces cerevisiae has been used for baking and brewing, but in the last century it wa ...
... immunogenic spore formation. Sporulation might be reduced if continuous spreading from a nutrient-rich environment like the body is not necessary (48). Yeasts as model organisms Since ancient times the yeast Saccharomyces cerevisiae has been used for baking and brewing, but in the last century it wa ...
pH Homeostasis in Lactic Acid Bacteria
... the medium decreases because of the accumulation of organic acids, primarily lactic acid. However, the pH within the cytoplasm of fermenting lactic acid bacteria remains more alkaline than the medium surrounding the cells (41), largely because the cells rapidly excrete protonated lactic acid, via a ...
... the medium decreases because of the accumulation of organic acids, primarily lactic acid. However, the pH within the cytoplasm of fermenting lactic acid bacteria remains more alkaline than the medium surrounding the cells (41), largely because the cells rapidly excrete protonated lactic acid, via a ...
Extraction and distribution of free amino acids and
... and we suspect that this peak contained additional primary amines. Tryptophane is therefore not included in the results. Neither is ornithine and lysine, although they occurred in most samples, but their peaks were difftcult to quantify since they were present in low concentrations relative to other ...
... and we suspect that this peak contained additional primary amines. Tryptophane is therefore not included in the results. Neither is ornithine and lysine, although they occurred in most samples, but their peaks were difftcult to quantify since they were present in low concentrations relative to other ...
Ch21 Conversion of Amino Acids to Specialized Products
... proteins increases, leading to an enhanced consumption of heme—a component of cytochrome P450 proteins. This, in turn, causes a decrease in the concentration of heme in liver cells. The lower intracellular heme concentration leads to an increase in the synthesis of ALA synthase (derepression), and p ...
... proteins increases, leading to an enhanced consumption of heme—a component of cytochrome P450 proteins. This, in turn, causes a decrease in the concentration of heme in liver cells. The lower intracellular heme concentration leads to an increase in the synthesis of ALA synthase (derepression), and p ...
Alkene epoxidation catalyzed by cytochrome P450 BM-3 139-3 Edgardo T. Farinas,
... 2. Results and discussion The activity of BM-3 mutant 139-3 was evaluated against the substrates shown in Scheme 1 and Table 1. Benzene was converted to phenol, presumably via epoxidation of the aromatic ring,14 with a maximum initial rate of NADPH oxidation of 200 mol/min/mol enzyme. The wild-type ...
... 2. Results and discussion The activity of BM-3 mutant 139-3 was evaluated against the substrates shown in Scheme 1 and Table 1. Benzene was converted to phenol, presumably via epoxidation of the aromatic ring,14 with a maximum initial rate of NADPH oxidation of 200 mol/min/mol enzyme. The wild-type ...
Plant surface lipid biosynthetic pathways and their utility for
... groups (Jetter et al., 2006). Five or more parallel reactions (or pathways), all competing for the VLCFA CoA precursors, can be envisioned leading to these ubiquitous wax components: (i) acyl reduction, (ii) esterification with an alkyl alcohol, (iii) hydrolysis, (iv) aldehyde formation and (v) alka ...
... groups (Jetter et al., 2006). Five or more parallel reactions (or pathways), all competing for the VLCFA CoA precursors, can be envisioned leading to these ubiquitous wax components: (i) acyl reduction, (ii) esterification with an alkyl alcohol, (iii) hydrolysis, (iv) aldehyde formation and (v) alka ...
mTORC1 Activates SREBP-1c and Uncouples Lipogenesis From Gluconeogenesis Please share
... PNAS, Li et al. (3) identify a bifurcation point in the insulin-signaling pathway that could help resolve this important paradox. The liver plays a central role in controlling metabolic homeostasis by serving as a key site for glucose and lipid metabolism. In insulin-sensitive hepatocytes, insulin b ...
... PNAS, Li et al. (3) identify a bifurcation point in the insulin-signaling pathway that could help resolve this important paradox. The liver plays a central role in controlling metabolic homeostasis by serving as a key site for glucose and lipid metabolism. In insulin-sensitive hepatocytes, insulin b ...
Path of Glucose Breakdown and Cell Yields of a
... Actinomyces naeslundii fermented glucose primarily by the EmbdenMeyerhof pathway, as based on 14C-glucosefermentation data and enzyme studies. Enzymes of the oxidative pentose phosphate cycle were also present, but functioned only to a minor extent. Growth on glucose was increased 2to 4-fold in the ...
... Actinomyces naeslundii fermented glucose primarily by the EmbdenMeyerhof pathway, as based on 14C-glucosefermentation data and enzyme studies. Enzymes of the oxidative pentose phosphate cycle were also present, but functioned only to a minor extent. Growth on glucose was increased 2to 4-fold in the ...
Couchioplanes caeruleus - International Journal of Systematic and
... Actinoplanes caeruleus I F 0 13939T(T = type strain) and “Actinoplanesazureus” I F 0 13993Tare known to have the same characteristics. Therefore, the taxonomic position of these three strains was studied. Aerial mycelia of these strains fragmented during the growth cycle and produced motile spores a ...
... Actinoplanes caeruleus I F 0 13939T(T = type strain) and “Actinoplanesazureus” I F 0 13993Tare known to have the same characteristics. Therefore, the taxonomic position of these three strains was studied. Aerial mycelia of these strains fragmented during the growth cycle and produced motile spores a ...
Lecture 9
... to the electron transport chain • Electrons are passed through a number of proteins including cytochromes (each with an iron atom) to O2 • The electron transport chain generates no ATP • The chain’s function is to break the large freeenergy drop from food to O2 into smaller steps that release energy ...
... to the electron transport chain • Electrons are passed through a number of proteins including cytochromes (each with an iron atom) to O2 • The electron transport chain generates no ATP • The chain’s function is to break the large freeenergy drop from food to O2 into smaller steps that release energy ...
Glycolic Acid Labeling During Photosynthesis
... unresolved. It has been suggested that glycolic acid may be formed from stugar phosphate intermediates of the photosynthetic carbon reduction cycle throtugh some mechanism involving the transketolase reaction (3), possibly through an oxidation of the glycolaldehyde-thiamine pyrophosphate addition co ...
... unresolved. It has been suggested that glycolic acid may be formed from stugar phosphate intermediates of the photosynthetic carbon reduction cycle throtugh some mechanism involving the transketolase reaction (3), possibly through an oxidation of the glycolaldehyde-thiamine pyrophosphate addition co ...
POLYPEPTIDE SEQUENCING
... Adding the surfactant SDS causes proteins to unfold (denature). The surface of the protein is “coated” with negatively charged SDS molecules in (approx. one SDS per two amino acid residues). ...
... Adding the surfactant SDS causes proteins to unfold (denature). The surface of the protein is “coated” with negatively charged SDS molecules in (approx. one SDS per two amino acid residues). ...
Document
... molecules are broken down in a series of steps Electrons from organic compounds are usually first transferred to NAD, a coenzyme As an electron acceptor, NAD functions as an oxidizing agent during cellular respiration Each NADH (the reduced form of NAD) represents stored energy that is tapp ...
... molecules are broken down in a series of steps Electrons from organic compounds are usually first transferred to NAD, a coenzyme As an electron acceptor, NAD functions as an oxidizing agent during cellular respiration Each NADH (the reduced form of NAD) represents stored energy that is tapp ...