Results 61 to 70 of about 39,545,119 (227)

Microsomal cytochrome P-450: substrate binding, membrane interactions, and topology.

open access: yes, 1989
The microsomal monoxygenase system is of paramount importance for the metabolism of endogenous substrates and xenobiotics. It is capable of detoxifying many compounds, but also activates procarcinogens to carcinogens.
Richter C, Winterhalter KH, Vergères G
core   +1 more source

Characterization of a phenobarbital-inducible cytochrome P-450, NADPH-cytochrome P-450 reductase and reconstituted cytochrome P-450 mono-oxygenase system from rat brain. Evidence for constitutive presence in rat and human brain [PDF]

open access: yes, 1992
Cytochrome P-450 was purified to apparent homogeneity from the brain microsomes of phenobarbital-treated rats. The specific content of the purified P-450 was 12.7 nmol/mg of protein.
Boyd, M. R.   +2 more
core   +2 more sources

Alcohol metabolism and toxicity: Role of cytochrome P-450 [PDF]

open access: yes, 1984
A new isozyme of cytochrome P-450, designated form 3a on the basis of its relative electrophoretic mobility, has been purified to homogeneity from liver microsomes of rabbits treated chronically with ethanol.
Koop, Dennis R.   +3 more
core   +1 more source

Severe combined adrenal and gonadal deficiency caused by novel mutations in the cholesterol side chain cleavage enzyme, P450scc [PDF]

open access: yes, 2008
Context: Mitochondrial cytochrome P450scc converts cholesterol to pregnenolone in all steroidogenic tissues. Although progesterone production from the fetally-derived placenta is necessary to maintain pregnancy to term, four patients with mutations in ...
Huang, NW   +6 more
core  

Effect of developmental changes on pharmacokinetics of drugs used in the treatment of infant acute lymphoblastic leukaemia—A comprehensive review

open access: yesBritish Journal of Clinical Pharmacology, EarlyView.
While the event‐free survival (EFS) of children treated for acute lymphoblastic leukaemia (ALL) has improved greatly in the last decades, the EFS for patients diagnosed with ALL before the age of one is still under 50%. This outcome further decreases when infants have a rearrangement in the gene encoding histone‐lysine N‐methyltransferase 2A (KMT2A ...
Tirsa de Kluis   +5 more
wiley   +1 more source

A study of cytochrome P-450 from Saccharomyces cerevisiae.

open access: yes, 1979
Yeast (Saccharomyces cerevisiae NCYC No. 240) will synthesise a cytochrome P-450, with the characteristic spectral peak at 450 nm, in reduced form in complex with carbon monoxide.
Gondal, Javed Anwar.
core  

An investigation of Cytochrome P450 function in human cell Lines for potential use in a bioartificial liver device [PDF]

open access: yes, 2010
Bioartificial Liver Devices (BAL) could provide hepatic function in patients with liver failure awaiting transplantation or liver regeneration. Certain BALs use human hepatoblastoma-derived HepG2 cells that can perform many hepatocyte specific ...
Thomas, A.
core  

Warfarin time in therapeutic range of primary healthcare patients in the Western Cape Province, South Africa

open access: yesBritish Journal of Clinical Pharmacology, EarlyView.
Introduction Warfarin therapy is the mainstay of anticoagulation treatment in South Africa and requires frequent INR monitoring due to interindividual patient variability. Time in therapeutic range (TTR) reflects the proportion of total treatment time during which INR values are within therapeutic range.
Masudah Paleker   +3 more
wiley   +1 more source

A biochemical and immunochemical study of ovine adrenal cytochrome P-450 reductase [PDF]

open access: yes, 1992
Thesis (MSc)--Stellenbosch University, 1992.ENGLISH ABSTRACT: This study describes: (a) the isolation · of ovine adrenal cytochrome P-450 reductase, (b) the preparation of , antibodies against this enzyme and (c) comparitive immunochemical studies ...
Petersen, Carmen J.
core  

Near‐infrared light‐activated aptamer‐based nanoprobe for spatiotemporally resolved detection of L‐lactate in colorectal cancer

open access: yesBMEMat, EarlyView.
A near‐infrared (NIR) light‐activated “lock‐key” nanodevice is reported for spatiotemporally resolved detection of intratumoral L‐lactate. The system stays silent until deep‐penetrating NIR light remotely unlocks its function, allowing for precise sensing within tumors.
Siyu Pan   +8 more
wiley   +1 more source

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