Results 251 to 260 of about 23,312 (291)

Trace metals availability controls terminal electron acceptor utilization in Escherichia coli

open access: yes
Ricciardelli A   +16 more
europepmc   +1 more source

NADPH-cytochrome P450 reductase

Archives of Biochemistry and Biophysics, 1976
Abstract The rate of reduction of cytochrome P450 in hepatic microsomes in the presence of NADPH has been measured with a dual wavelength stopped-flow spectrophotometer. The results obtained, with microsomes prepared from phenobarbital-pretreated rats, indicate that the reduction process is biphasic and most probably composed of two concurrent first ...
T, Matsubara   +3 more
openaire   +2 more sources

Microsomal DPNH cytochrome C reductase

Biochimica et Biophysica Acta, 1958
Publisher Summary This chapter discusses the microsomal DPNH-cytochrome c reductase. Enzymatic activity at 38° was measured spectrophotometrically by following the rate of reduction of cytochrome c at 550 mμ. Protein concentration is determined by the biuret method, with deoxycholate added to a final concentration of 1%.
N, PENN, B, MACKLER
openaire   +2 more sources

Cytochrome P-450: Cytochrome P-450 Reductase Interactions

Drug Metabolism Reviews, 1989
(1989). Cytochrome P-450: Cytochrome P-450 Reductase Interactions. Drug Metabolism Reviews: Vol. 20, No. 2-4, pp. 519-533.
H W, Strobel, S G, Nadler, D R, Nelson
openaire   +2 more sources

Structure of cytochrome c nitrite reductase

Nature, 1999
The enzyme cytochrome c nitrite reductase catalyses the six-electron reduction of nitrite to ammonia as one of the key steps in the biological nitrogen cycle, where it participates in the anaerobic energy metabolism of dissimilatory nitrate ammonification.
Einsle, Oliver   +6 more
openaire   +4 more sources

NADPH-cytochrome c reductases of Trypanosomacruzi

Biochemical and Biophysical Research Communications, 1984
NADPH-dependent reduction of cytochrome c is catalyzed both by microsomes and the cytosolic fraction isolated from Trypanosoma cruzi homogenates. About one-third of the activity is microsomal and two-thirds is cytosolic. The microsomal activity is increased by Lubrol and sodium cholate, but pretreatment with phenobarbital has negligible effect.
T, Kuwahara, R A, White, M, Agosin
openaire   +2 more sources

NADH-cytochrome c reductase, succinate cytochrome c reductase and phospholipids.

Revista espanola de fisiologia, 1977
Phospholipid peroxidation of isolated rat liver inner mitochondrial membranes induced by either ascorbate or cysteine was accompanied by a release of flavins and coenzyme Q. A straight correlation between this release and the alteration of molecular species of phosphatidylcholine and phosphatidylethanolamine containing one saturated and one unsaturated
E, Santiago   +3 more
openaire   +1 more source

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