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In rat liver, the total amount of NAD + and NADH is approximately 1 μmole per gram of wet weight, about 10 times the concentration of NADP + and NADPH in the same cells. [17] The actual concentration of NAD + in cell cytosol is harder to measure, with recent estimates in animal cells ranging around 0.3 mM , [ 18 ] [ 19 ] and approximately 1.0 ...
Mechanism 1. Hydride transfer occurs by addition of H + and 2 e −: Mechanism 2. Hydride transfer by abstraction of hydride from NADH: Mechanism 3. Radical formation by electron abstraction: Mechanism 4. The loss of hydride to electron deficient R group: Mechanism 5. Use of nucleophilic addition to break R 1-R 2 bond: Mechanism 6.
Bio-FETs couple a transistor device with a bio-sensitive layer that can specifically detect bio-molecules such as nucleic acids and proteins. A Bio-FET system consists of a semiconducting field-effect transistor that acts as a transducer separated by an insulator layer (e.g. SiO 2) from the biological recognition element (e.g. receptors or probe molecules) which are selective to the target ...
The first experiments to measure intracellular calcium levels via protein expression were based on aequorin, a bioluminescent protein from the jellyfish Aequorea. To produce light, however, this enzyme needs the 'fuel' compound coelenteracine, which has to be added to the preparation. This is not practical in intact animals, and in addition ...
Biosensors used for screening combinatorial DNA libraries. In a biosensor, the bioreceptor is designed to interact with the specific analyte of interest to produce an effect measurable by the transducer. High selectivity for the analyte among a matrix of other chemical or biological components is a key requirement of the bioreceptor.
Glycolysis is the metabolic pathway that converts glucose (C 6 H 12 O 6) into pyruvate and, in most organisms, occurs in the liquid part of cells (the cytosol). The free energy released in this process is used to form the high-energy molecules adenosine triphosphate (ATP) and reduced nicotinamide adenine dinucleotide (NADH). [1]
The Dip and Read(TM) Anti-FLAG Biosensor for use on ForteBio's Octet(R) and BLItz(TM) instrumentation systems enables researchers to quickly and easily detect FLAG-tagged recombinant proteins for ...
In eukaryotes, NADH is the most important electron donor. The associated electron transport chain is NADH → Complex I → Q → Complex III → cytochrome c → Complex IV → O 2 where Complexes I, III and IV are proton pumps, while Q and cytochrome c are mobile electron carriers. The electron acceptor for this process is molecular oxygen.