Results 41 to 50 of about 297,833 (301)

The interplay between tubulins and P450 cytochromes during Plasmodium berghei invasion of Anopheles gambiae midgut. [PDF]

open access: yesPLoS ONE, 2011
BACKGROUND: Plasmodium infection increases the oxidative stress inside the mosquito, leading to a significant alteration on transcription of Anopheles gambiae detoxification genes.
Rute C Félix, Henrique Silveira
doaj   +1 more source

Cytochromes P450 : from model compounds towards artificial hemoproteins [PDF]

open access: yes, 2007
Cytochromes P450 are heme-thiolate proteins abundant in nature. These monooxygenases catalyse a variety of reactions including alkene epoxixation, N-, O-, and S-dealkylation, C-C bond cleavage and hydrocarbon hydroxylation.
Büttiker, Dominik
core   +1 more source

Sertraline Treatment Can Mimic Niemann‐Pick Type C Biomarker Profile: A Diagnostic Pitfall

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Oxysterols (cholestane‐3β,5α,6β‐triol and 7‐ketocholesterol) and N‐palmitoyl‐O‐phosphocholineserine (PPCS) are sensitive biomarkers for Niemann‐Pick disease type C (NPC) screening. However, false‐positive results occur, with a biomarker profile suggestive of NPC despite the absence of pathogenic variants in genes involved in NPC or ...
Maria Makrygianni   +19 more
wiley   +1 more source

Osteomalacia in an HIV-infected man receiving rifabutin, a cytochrome P450 enzyme inducer: a case report

open access: yesAnnals of Clinical Microbiology and Antimicrobials, 2008
Introduction People infected with human immunodeficiency virus are frequently treated with medications that can induce or inhibit cytochrome P450 enzymes.
Horne Anne M   +3 more
doaj   +1 more source

Cytochrome P450 oxidoreductase participates in nitric oxide consumption by rat brain [PDF]

open access: yes, 2009
In low nanomolar concentrations, NO (nitric oxide) functions as a transmitter in brain and other tissues, whereas near-micromolar NO concentrations are associated with toxicity and cell death.
Keynes, R.G.   +5 more
core  

Molecular simulations on proteins of biomedical interest : A. Ligand-protein hydration B. Cytochrome P450 2D6 and 2C9 C. Myelin associated glycoprotein (MAG) [PDF]

open access: yes, 2011
TOPIC 1: Water molecules mediating polar interactions in ligand–protein complexes contribute to both binding affinity and specificity. To account for such water molecules in computer-aided drug discovery, we performed an extensive search in the Cambridge
Rossato, Gianluca
core   +1 more source

Cytochrome P450-Mediated Cyclization in Eunicellane-Derived Diterpenoid Biosynthesis [PDF]

open access: yes, 2023
Terpene cyclization, one of the most complex chemical reactions in nature, is generally catalyzed by two classes of terpene cyclases (TCs). Cytochrome P450s that act as unexpected TC-like enzymes are known but are very rare.
Liao-Bin, Dong   +9 more
core   +2 more sources

Real‐World Longitudinal Data on the Impact of Hydroxychloroquine Blood Level Monitoring on Lupus Outcomes: Results of a Prospective Longitudinal Cohort Study

open access: yesArthritis Care &Research, EarlyView.
Objective Hydroxychloroquine (HCQ) is a cornerstone therapy in systemic lupus erythematosus (SLE), but the weight‐based dosing does not account for clinical factors that can introduce individual variability in drug metabolism and clearance. We leveraged longitudinal data from a prospective SLE cohort to identify clinical factors that predict ...
Jay J. Patel   +6 more
wiley   +1 more source

Comprehensive mRNA and microRNA analysis revealed the effect and response strategy of freshwater fish, grass carp (Ctenopharyngodon idella) under geosmin exposure

open access: yesEcotoxicology and Environmental Safety
Geosmin is an environmental pollutant that causes off-flavor in water and aquatic products. The high occurrence of geosmin contamination in aquatic systems and aquaculture raises public awareness, however, few studies have investigated the response ...
Jun-ming Zhang   +9 more
doaj   +1 more source

Insecticide induction of O-demethylase activity and expression of cytochrome P450 genes in the red imported fire ant (Solenopsis invicta Buren)

open access: yesJournal of Integrative Agriculture, 2016
The red imported fire ant (Solenopsis invicta) is a global major invasive pest, and has caused significant economic, social and environmental impacts since its invasion to mainland of China in 2004.
Bai-zhong ZHANG   +5 more
doaj   +1 more source

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