Results 51 to 60 of about 39,545,119 (227)

Photobiomodulation‑Engineered Extracellular Vesicles Enhance Neural Differentiation via UFL1‑Mediated UFMylation in Spinal Cord Injury

open access: yesAdvanced Science, EarlyView.
Photobiomodulated microglia release engineered extracellular vesicles that deliver UFL1 to the injured spinal cord. UFL1 competitively binds p53 with MDM2, inhibiting p53 ubiquitination and stabilizing p53 signaling. This dual mechanism simultaneously promotes anti‐inflammatory microglial polarization and directs neural stem cell differentiation toward
Yunxiao Fang   +12 more
wiley   +1 more source

Lyssavirus Nucleoprotein Induces GPAT4‐Mediated CYB5R1 Depalmitoylation to Suppress Ferroptosis and Promote Viral Replication

open access: yesAdvanced Science, EarlyView.
Lipid metabolism plays a vital role in viral infections. Here, we reveal that the lyssavirus N protein regulates GPAT4 to induce lipid droplet biogenesis, restricting CYB5R1 palmitoylation and reducing ferroptosis susceptibility to ultimately promote viral replication.
Jianqing Zhao   +6 more
wiley   +1 more source

Studies on the synthesis of cytochrome P-450 and cytochrome P-448 in rat liver [PDF]

open access: yes, 1980
The synthesis of cytochrome P-450 (phenobarbital inducible) and cytochrome P-448 (3-methylcholanthrene inducible) have been studied in rat liver in vivo and in the wheat germ cell-free system using anti-cytochrome P-450 and anti-cytochrome P-448 ...
Padmanaban, G., Kumar, Ashwani
core   +2 more sources

Flavonoids and Furanocoumarins Involved in Drug Interactions

open access: yesMolecules
Drug interactions can have significant consequences for public health, especially given the growing importance of readily available dietary supplements.
Sabine Berteina-Raboin
doaj   +1 more source

ROS/pH‐Responsive Phenylboronic Acid–Chitosan Nanoparticles Improve Silymarin‐Mediated Hepatoprotection After Hepatectomy With Gut‐Liver Axis‐Associated Responses

open access: yesAdvanced Science, EarlyView.
Bioactive phenylboronic acid–chitosan nanoparticles enable responsive silymarin delivery for post‐hepatectomy liver protection. The nanoplatform integrates antioxidant and antibacterial functions, improves hepatic recovery, and is associated with coordinated shifts in gut microbiota, metabolites, cytokines, and hepatic proteomic pathways, suggesting a ...
Jinjin Tong   +9 more
wiley   +1 more source

Cytochrome P-450 in drug-resistance Mycobacterium tuberculosis [PDF]

open access: yes, 1999
Methods for the isolation and spectrophotometric determination of cytochrome P-450 in mycobacteria were standardized. Cytochrome P-450 levels were estimated in Mycobacterium tuberculosis organisms sensitive to both isoniazid and rifampicin and resistant ...
Ramachandran, G   +3 more
core   +2 more sources

Asymmetric Structure‐Driven Functional Synergy: A Multistimuli‐Activated Janus Nanomotor for Self‐Amplifying NO Cascade Therapy

open access: yesAdvanced Science, EarlyView.
The Janus nanomotors leverage an “asymmetric structure‐driven functional synergy” strategy to orchestrate spatiotemporally coordinated catalytic functions, in situ self‐amplifying NO generation, and deep tumor penetration, thereby enabling controllable, sustained, and uniform NO generation within the tumor microenvironment.
Chengcheng Li   +6 more
wiley   +1 more source

Heme maintains catalytically active structure of cytochrome P-450 [PDF]

open access: yes, 1990
Treatment of purified cytochrome P-450 LM2 and its liposome-bound form with hydrogen peroxide led to complete destruction of the P-450 heme. The apoenzyme thus produced could be reconstituted to catalytically active cytochrome P-450 by incubation with ...
Tretiakov, V.E.   +5 more
core   +1 more source

Developing Metal–Polyphenol Network‐Based Single‐Protein Particle Encapsulation System for Sustained Release of Whey Protein to Mitigate Sarcopenia

open access: yesAdvanced Science, EarlyView.
Sarcopenia has emerged as a major health challenge in the aging population. Developing a sustained‐release system for whey protein may enhance its effectiveness in mitigating sarcopenia. Herein, a novel “single‐protein particle encapsulation” (SPPE) system is developed to protect whey protein and control its release.
Yafei Zhang   +11 more
wiley   +1 more source

Induction of Cytochrome P-450 1a1 in Human Hepatoma Hepg2 and Lung Carcinoma Nci-H322 Cells by Motorcycle Exhaust Particulate

open access: yes, 2009
The effects of motorcycle exhaust particulate (MEP) on human cytochrome P -450 (P-450)-dependent monooxygenases were determined using human hepatoma cell line HepG2 and lung carcinoma cell line NCI-H322 treated with organic extracts of MEP from a two ...
翁祖輝;胡仕雄;陳瑞明;汪徽五;郭明良   +1 more
core  

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