Article
Pharmacology & Pharmacy
Ulrik Kraemer Sundekilde, Caroline Maag Kristensen, Mette Algot Olsen, Henriette Pilegaard, Martin Kroyer Rasmussen
Summary: The circadian rhythm has a significant impact on various physiological processes, including sleep-wake patterns, eating behavior, and hepatic detoxification. This study investigated the role of hepatic peroxisome proliferator-activated receptor gamma coactivator-1 (PGC-1 alpha) in the circadian regulation of cytochrome P450 enzymes (Cyps) in the liver. The results showed that the expression of circadian regulator genes Bmal1 and Clock was influenced by PGC-1 alpha, and the mRNA content of certain Cyps exhibited rhythmic expression. However, no significant circadian regulation was observed at the protein level. Principal component analysis further demonstrated the distinct differences between the control and PGC-1a LKO mice. These findings provide valuable insights into the molecular mechanisms underlying circadian regulation of Cyps and hepatic detoxification.
Article
Medicine, Research & Experimental
Ananth Kumar Kammala, Ryan C. V. Lintao, Natasha Vora, Angela Mosebarger, Kamil Khanipov, George Golovko, Jerome L. Yaklic, Morgan R. Peltier, Thomas P. Conrads, Ramkumar Menon
Summary: This study characterized the expression of CYP450 enzymes in fetal membranes, suggesting their potential role in xenobiotic metabolism during pregnancy. The findings revealed significant mRNA levels for major CYP450 genes in amnion epithelial cells and chorion trophoblast cells, indicating the presence of functional enzymes in these tissues. This research highlights the importance of understanding the role of CYP450 enzymes in metabolism to develop safer therapeutics and prevent adverse outcomes for pregnant women exposed to environmental toxins or medications.
Article
Pharmacology & Pharmacy
Gina Mejia-Abril, Pablo Zubiaur, Marcos Navares-Gomez, Gonzalo Villapalos-Garcia, Manuel Roman, Dolores Ochoa, Francisco Abad-Santos
Summary: The study found that sex, race, and certain genetic polymorphisms can influence the pharmacokinetics and safety of dexketoprofen. However, there is currently no clear pharmacogenetic predictor that justifies individualization of therapy based on genotyping for dexketoprofen. Further research is needed to confirm the role of specific genetic polymorphisms in the pharmacokinetic variability of dexketoprofen.
FRONTIERS IN PHARMACOLOGY
(2021)
Review
Biotechnology & Applied Microbiology
Lihong Jiang, Lei Huang, Jin Cai, Zhinan Xu, Jiazhang Lian
Summary: This article discusses the strategies for improving the expression and activity of eukaryotic P450s in yeast, followed by examples of P450s involved in biosynthetic pathway engineering.
BIOTECHNOLOGY AND BIOENGINEERING
(2021)
Article
Biochemistry & Molecular Biology
Yasuhiro Yonezuka, Hiroki Kuwada, Hiromasa Imaishi
Summary: This study demonstrated the effectiveness of the P450 inhibition assay in a mouse model of DILI, suggesting its potential for diagnosing liver diseases such as acute DILI.
CHEMICO-BIOLOGICAL INTERACTIONS
(2022)
Article
Medicine, Research & Experimental
Ashley S. Meakin, Jack R. T. Darby, Stacey L. Holman, Michael D. Wiese, Janna L. Morrison
Summary: This study found that maternal hypoglycemia may reduce the activity of CYP1A2 in the maternal-fetal-placental unit, leading to increased exposure of the developing fetus to CYP1A2-specific substances. This suggests the need for further consideration of drug dosing adjustments in cases of late gestation maternal undernutrition.
Article
Biochemistry & Molecular Biology
Carlos Alberto Gonsiorkiewicz Rigon, Luan Cutti, Paula Sinigaglia Angonese, Estefani Sulzbach, Catarine Markus, Todd A. Gaines, Aldo Merotto
Summary: This study investigated the effect of combining safener IS with FE on the evolution of herbicide resistance in Echinochloa crus-galli. The results showed reduced resistance in the progeny after FE + IS selection compared to FE alone, indicating that the safener did not increase the rate or magnitude of resistance evolution. Repeated low-dose selection with or without safener decreased control of E. crus-galli and showed potential for cross-resistance evolution.
Article
Genetics & Heredity
Shuai Zhang, Song Gao, Yu Chen, Sha Xu, Shiqin Yu, Jingwen Zhou
Summary: The leaves of Ampelopsis grossedentata are rich in dihydromyricetin, which has many potential applications. In this study, hydroxylase genes involved in the biosynthesis of dihydromyricetin were identified and characterized. The hydroxylation process and carbon flux pathways of dihydromyricetin in Ampelopsis grossedentata were successfully identified.
Article
Multidisciplinary Sciences
Lyrialle W. Han, Yuanyuan Shi, Alison Paquette, Lu Wang, Theo K. Bammler, Qingcheng Mao
Summary: Pregnancy and the microbiome have complex interactions that affect host metabolism, particularly in hepatic metabolic processes. Research has shown that the presence or absence of the microbiome can impact specific metabolic pathways in pregnant mice, providing new insights into the role of the microbiome in modulating metabolic processes during pregnancy.
Article
Biochemistry & Molecular Biology
Shasha Liu, Ruohan Cheng, Hui He, Kunming Ding, Rongmi Zhang, Yuanyuan Chai, Qinwei Yu, Xin Huang, Luyong Zhang, Zhenzhou Jiang
Summary: This study investigated the effect and mechanism of 8-methoxypsoralen (8-MOP) on acetaminophen (APAP)-induced hepatotoxicity in mice. It was found that treatment with different doses of 8-MOP reduced liver damage caused by APAP, as evidenced by decreased serum transaminase levels and histopathological liver necrosis area. 8-MOP achieved this by inhibiting the enzymatic activities of Cyp2e1 and reducing the production of the toxic metabolite APAP-CYS. The results suggest that 8-MOP could be a potential therapeutic agent for APAP-induced liver toxicity.
ARCHIVES OF BIOCHEMISTRY AND BIOPHYSICS
(2023)
Article
Multidisciplinary Sciences
Laurentijn Tilleman, Kaat Rubben, Wim Van Criekinge, Dieter Deforce, Filip Van Nieuwerburgh
Summary: This study tested the effectiveness of Targeted Locus Amplification (TLA) combined with Illumina or Nanopore sequencing in accurate genotyping and phasing of pharmacogenes. The results showed limited nucleotide mapping on target and incomplete coverage of genes with both sequencing methods. However, the optimized primer pair for the CYP2D6 gene in the Nanopore dataset resulted in correct haplotypes, indicating the potential reliability of this method with patient-specific primer design and optimization.
SCIENTIFIC REPORTS
(2022)
Article
Biochemistry & Molecular Biology
Freeborn Rwere, Sangchoul Im, Lucy Waskell
Summary: By altering the 140s FMN binding loop of CYPOR, the activity with cyt P450s can be affected, with the mutant activity primarily determined by its ability to reduce ferric cyt P450. The different behaviors of the mutants are mainly due to the altered structure and mobility of the loop.
INTERNATIONAL JOURNAL OF MOLECULAR SCIENCES
(2021)
Review
Biochemistry & Molecular Biology
Eerappa Rajakumara, Dubey Saniya, Priyanka Bajaj, Rajanna Rajeshwari, Jyotsnendu Giri, Mehdi D. D. Davari
Summary: Cytochrome P450s are important enzymes for the oxidative transformation of organic substrates. Factors such as protein structure, substrate binding, and redox potential modulation play a crucial role in determining the catalytic properties and selectivity of P450s. Understanding these factors is increasingly important in the fields of synthetic biology and biotechnology.
INTERNATIONAL JOURNAL OF MOLECULAR SCIENCES
(2023)
Article
Multidisciplinary Sciences
Lulu Ni, Ping Miao, Jian Jiang, Fang Wan, Jiangan Li, Min Ai, Lingzhong Kong, Su Tu
Summary: This study found that Glycyrrhiza promotes the metabolism of toxic components of Aconitum by upregulating the expression of CYP3A, reducing the content of heart failure-related markers, and improving the myocardial energy metabolism disorder, thus alleviating the development of congestive heart failure.
Article
Entomology
Mritunjoy Barman, Snigdha Samanta, Himanshu Thakur, Swati Chakraborty, Arunava Samanta, Amalendu Ghosh, Jayanta Tarafdar
Summary: The silverleaf whitefly, a major agricultural pest, showed varying sensitivity to imidacloprid and thiamethoxam, possibly due to differences in gene expression and symbiont levels. The study provides insights into the molecular mechanisms of resistance development in B. tabaci and suggests potential strategies for effective pest management.
Article
Rheumatology
M. Rashedul Hoque, J. Antonio Avina-Zubieta, Mary A. De Vera, Yi Qian, John M. Esdaile, Hui Xie
Summary: Adherence to antimalarial therapy is significantly associated with a lower risk of premature mortality among patients with incident systemic lupus erythematosus (SLE).
ARTHRITIS CARE & RESEARCH
(2022)
Article
Rheumatology
Vivienne Y. Zhou, Diane Lacaille, Na Lu, Jacek Kopec, Don Garbuz, Yi Qian, J. Antonio Avina-Zubieta, John Esdaile, Hui Xie
Summary: The study found that the introduction of biological DMARDs was associated with a significant reduction in total hip and knee arthroplasty incidences among patients with rheumatoid arthritis, but not among patients with osteoarthritis.
Review
Pharmacology & Pharmacy
Gavin M. Traber, Ai-Ming Yu
Summary: RNA interference (RNAi) is a versatile method for regulating gene expression. Endogenous microRNAs (miRNAs) and exogenous small interfering RNAs (siRNAs) form RNA-induced silencing complexes to achieve gene regulation. RNAi-based drugs have been approved for clinical use and advancements in technology aim to improve their efficacy and safety. Chemical modifications and delivery platforms are being explored to enhance the structure, stability, and activity of RNA molecules. Novel biologic RNAi agents are also being developed for research purposes.
JOURNAL OF PHARMACOLOGY AND EXPERIMENTAL THERAPEUTICS
(2023)
Article
Rheumatology
M. Rashedul Hoque, Leo Lu, Narsis Daftarian, John M. Esdaile, Hui Xie, J. Antonio Avina-Zubieta
Summary: This study assessed the association between hydroxychloroquine (HCQ) initiation and the risk of arrhythmia among patients with new-onset rheumatoid arthritis or new-onset systemic lupus erythematosus. The results showed that the risk of arrhythmia was not increased among new users of HCQ.
ARTHRITIS & RHEUMATOLOGY
(2023)
Article
Rheumatology
Claire E. H. Barber, Diane Lacaille, Ruth Croxford, Cheryl Barnabe, Deborah A. Marshall, Michal Abrahamowicz, Hui Xie, J. Antonio Avina-Zubieta, John M. Esdaile, Glen S. Hazlewood, Peter Faris, Steven Katz, Paul MacMullan, Dianne Mosher, Jessica Widdifield
Summary: This study examines the association between rheumatologist access, early treatment, and ongoing care of older-onset rheumatoid arthritis (RA) and healthcare utilization and costs following diagnosis. The results show that access to rheumatologists, timely treatment, and ongoing care are associated with lower total healthcare costs at 5 years. Investments in improving access to care may lead to long-term health system savings.
JOURNAL OF RHEUMATOLOGY
(2023)
Review
Pharmacology & Pharmacy
Joseph M. Cronin, Ai -Ming Yu
Summary: The development of medications requires a thorough understanding of their pharmacokinetic and pharmacodynamic properties. The study of ADME gene products and their functions has been revolutionized by recombinant DNA technologies. These technologies enable the investigation of drug metabolism and disposition, as well as the study of posttranscriptional regulation of ADME genes.
DRUG METABOLISM AND DISPOSITION
(2023)
Article
Rheumatology
Vivienne Y. Zhou, Diane Lacaille, Na Lu, Jacek A. Kopec, Yi Qian, Bohdan Nosyk, J. Antonio Avina-Zubieta, John M. Esdaile, Hui Xie
Summary: This population-based retrospective cohort study aimed to determine the impact of biologic DMARDs (bDMARDs) introduction on severe infections among newly diagnosed RA patients compared with non-RA individuals. Results showed that the risk of severe infections significantly increased in RA patients after the introduction of bDMARDs.
Letter
Rheumatology
M. Rashedul Hoque, Hui Xie, Diane Lacaille, John M. Esdaile, J. Antonio Avina-Zubieta
ARTHRITIS & RHEUMATOLOGY
(2023)
Article
Rheumatology
Alyssa Howren, J. Antonio Avina-Zubieta, Joseph H. Puyat, Deborah Da Costa, Hui Xie, Eileen Davidson, Nevena Rebic, Louise Gastonguay, Hallie Dau, Mary A. De Vera
Summary: The objective of this study was to assess the mental and social health outcomes of individuals with rheumatic disease during the COVID-19 pandemic, and to evaluate the relationship between loneliness and social isolation with depression and anxiety. An international online survey was conducted, and the results showed significant associations between loneliness and social isolation with depression and anxiety.
ACR OPEN RHEUMATOLOGY
(2023)
Article
Pharmacology & Pharmacy
Yixin Chen, Mei-Juan Tu, Fangwei Han, Zhenzhen Liu, Neelu Batra, Primo N. Lara, Hong -Wu Chen, Huichang Bi, Ai -Ming Yu
Summary: The research found that miR-22-3p, miR-9-5p, and miR-218-5p are antiproliferative miRNAs targeting non-small cell lung cancer (NSCLC) cells, and they inhibit folate metabolism and alter amino acid metabolism in NSCLC cells. In addition, the inhibition of glucose uptake by miR-22-3p and the reduction of serine biosynthesis from glucose by miR-9-5p and -218-5p were also confirmed. Recombinant miR-22-3p was more effective than miR-9-5p and -218-5p in inhibiting NSCLC cell respiration, glycolysis, and colony formation, without causing any toxicity.
ACTA PHARMACEUTICA SINICA B
(2023)
Article
Health Care Sciences & Services
Angel Y. Wang, Melissa Vereschagin, Chris G. Richardson, Hui Xie, Kristen L. Hudec, Richard J. Munthali, Lonna Munro, Calista Leung, Ronald C. Kessler, Daniel V. Vigo, Lic Psych
Summary: This paper describes a randomized controlled trial (RCT) protocol that aims to assess the effectiveness of the Minder app in improving the mental health and substance use outcomes of university students. The study will recruit 1496 university students and randomize them into an intervention group and a control group. The primary outcomes include changes in anxiety symptomology, depressive symptomology, and alcohol consumption risk. The trial is expected to be completed by June 2023.
JMIR RESEARCH PROTOCOLS
(2023)
Article
Rheumatology
Shelby Marozoff, Jeremiah Tan, Na Lu, Ayesha Kirmani, Jonathan M. Loree, Hui Xie, Diane Lacaille, Jacek A. Kopec, John M. Esdaile, Bonnie Corradetti, Peter Malone, Cheryl L. Koehn, Philippa Mennell, Alison M. Hoens, J. Antonio Avina-Zubieta
Summary: This population-based cohort study investigated the association between the use of immunosuppressive and immunomodulatory agents (IIAs) and severe COVID-19 outcomes. The study found that the current use of MMF and glucocorticoids was associated with an increased risk of severe COVID-19 outcomes compared to non-use of these agents.
ACR OPEN RHEUMATOLOGY
(2023)
Article
Psychology, Multidisciplinary
Bocheng Jing, Yi Qian, Daniel F. Heitjan, Hui Xie
Summary: This article introduces a sensitivity analysis method based on a measure of robustness, which can be used to evaluate the credibility of MAR analysis in psychology research. The method is straightforward to use and avoids the estimation of complicated non-MAR missing-data models.
PSYCHOLOGICAL METHODS
(2023)
Article
Rheumatology
Claire E. H. Barber, Diane Lacaille, Ruth Croxford, Cheryl Barnabe, Deborah A. Marshall, Michal Abrahamowicz, Hui Xie, J. Antonio Avina-Zubieta, John M. Esdaile, Glen Hazlewood, Peter Faris, Steven Katz, Paul MacMullan, Dianne Mosher, Jessica Widdifield
Summary: This study assessed adherence to system-level performance measures in rheumatology care for patients with rheumatoid arthritis (RA). The results showed a decline in the percentage of patients with annual visits over time. Factors such as age, gender, and healthcare resources were found to affect the likelihood of receiving ongoing rheumatology care.
ACR OPEN RHEUMATOLOGY
(2022)
Article
Oncology
Maarten C. Bosland, Jonathan Huang, Michael J. Schlicht, Erika Enk, Hui Xie, Ikuko Kato
Summary: The study found that 18 months of soy protein isolate supplementation reduced circulating testosterone and SHBG levels in males, but the effects on other cancer biomarkers require further investigation.
NUTRITION AND CANCER-AN INTERNATIONAL JOURNAL
(2022)