Pharmacology Research & Perspectives最新文献

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RETRACTION: Ivermectin Synergizes Sorafenib in Hepatocellular Carcinoma via Targeting Multiple Oncogenic Pathways. 撤回:伊维菌素通过靶向多种致癌途径协同索拉非尼治疗肝细胞癌。
IF 2.3 4区 医学
Pharmacology Research & Perspectives Pub Date : 2026-02-01 DOI: 10.1002/prp2.70222
{"title":"RETRACTION: Ivermectin Synergizes Sorafenib in Hepatocellular Carcinoma via Targeting Multiple Oncogenic Pathways.","authors":"","doi":"10.1002/prp2.70222","DOIUrl":"10.1002/prp2.70222","url":null,"abstract":"","PeriodicalId":19948,"journal":{"name":"Pharmacology Research & Perspectives","volume":"14 1","pages":"e70222"},"PeriodicalIF":2.3,"publicationDate":"2026-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12905504/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"146195394","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Pharmacokinetics and Customized Dosing of Vancomycin in Adult Patients With Hematological Malignancies: Status, Challenges, and Opportunities. 万古霉素在成年血液恶性肿瘤患者中的药代动力学和定制剂量:现状、挑战和机遇。
IF 2.3 4区 医学
Pharmacology Research & Perspectives Pub Date : 2026-02-01 DOI: 10.1002/prp2.70218
Xiangqing Song, Meizi Zeng, Tao Yang, Mi Han
{"title":"Pharmacokinetics and Customized Dosing of Vancomycin in Adult Patients With Hematological Malignancies: Status, Challenges, and Opportunities.","authors":"Xiangqing Song, Meizi Zeng, Tao Yang, Mi Han","doi":"10.1002/prp2.70218","DOIUrl":"10.1002/prp2.70218","url":null,"abstract":"<p><p>Vancomycin (VAN) remains the first-line treatment for methicillin-resistant, multidrug-resistant gram-positive bacterial infections, even among cancer patients. Patients with hematological malignancies (HMs) represent a unique population, whose physiological and pathological changes often differ from those of the general population. These variations may cause significant alterations in the in vivo pharmacokinetics (PK) of VAN, causing unpredictable changes in the safety, efficacy, and bacterial resistance. Customized dosing of VAN (CD<sub>van</sub>) offers potential solutions to these challenges. However, there is currently a lack of guideline-based, consensus-driven references, and limited research on the implementation of CD<sub>van</sub> in HM patients, particularly in adults. This review concentrates on adult HM patients and reviews studies on VAN PK in them (including population PK and its models), focusing on current mainstream and novel CD<sub>van</sub> technologies, including therapeutic drug monitoring-guided, model-guided, closed-loop control systems, and artificial intelligence-guided CD<sub>van</sub> technologies. The challenges faced in the broader implementation of these technologies and the promising solutions exploited, such as blockchain technology-driven clinical decision support systems, are also discussed. Understanding the multifaceted aspects of PK research and personalized dosing of VAN in HM patients will help facilitate the rational treatment of VAN, in-depth PK research, and the development of CD<sub>van</sub> techniques in HM patients.</p>","PeriodicalId":19948,"journal":{"name":"Pharmacology Research & Perspectives","volume":"14 1","pages":"e70218"},"PeriodicalIF":2.3,"publicationDate":"2026-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12859171/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"146093546","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Unbiased microRNA-Disease Association Prediction Using ICD-11 Codes and Negative Sampling. 利用ICD-11编码和负抽样进行无偏microrna -疾病关联预测。
IF 2.3 4区 医学
Pharmacology Research & Perspectives Pub Date : 2025-12-01 DOI: 10.1002/prp2.70192
Munyoung Chang, Jeonghee Jo, Junyong Ahn, Bong Gyun Kang, Sun Mo Nam, Chul-Kee Park, Sungroh Yoon
{"title":"Unbiased microRNA-Disease Association Prediction Using ICD-11 Codes and Negative Sampling.","authors":"Munyoung Chang, Jeonghee Jo, Junyong Ahn, Bong Gyun Kang, Sun Mo Nam, Chul-Kee Park, Sungroh Yoon","doi":"10.1002/prp2.70192","DOIUrl":"10.1002/prp2.70192","url":null,"abstract":"<p><p>We developed a computational model, called \"Unbiased microRNA-disease association predictor (UBMDA),\" to predict microRNA-disease associations. UBMDA has two major differences from those reported previously. First, we did not apply a similarity-based feature extraction method, which is the main basis of previous studies. Instead, we used International Classification of Diseases 11th Revision disease codes and microRNA nucleotide sequences as input features. Thus, UBMDA can be applied to newly discovered or poorly studied microRNAs and diseases. Second, we constructed an appropriate negative sample dataset. A positive sample dataset consisting of microRNAs and diseases pairs with proven associations between microRNAs and diseases is publicly available. However, datasets reporting no associations between microRNAs and diseases are rare. Therefore, a negative sample dataset was created by combining microRNAs and diseases. Because more commonly studied microRNAs and diseases are more likely to be included in the positive sample dataset, creating a negative sample dataset without taking this bias into consideration could cause an imbalance in disease and microRNA frequencies between positive and negative sample datasets, leading to biased prediction. To prevent such an imbalance, we created a negative sample dataset considering the frequency of each microRNA and disease in the positive sample dataset, such that these frequencies were similar between the negative and positive sample datasets. We successfully developed a computational model with a simple and intuitive structure. UBMDA will contribute to accelerating the development of microRNA-related biomarkers and therapeutics.</p>","PeriodicalId":19948,"journal":{"name":"Pharmacology Research & Perspectives","volume":"13 6","pages":"e70192"},"PeriodicalIF":2.3,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12661550/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145637657","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Peripheral Neuropathy Associated With Proteasome Inhibitors and Immunomodulatory Drugs: A Pharmacovigilance Disproportionality Analysis Using VigiBase. 与蛋白酶体抑制剂和免疫调节药物相关的周围神经病变:使用VigiBase进行药物警戒歧化分析。
IF 2.3 4区 医学
Pharmacology Research & Perspectives Pub Date : 2025-12-01 DOI: 10.1002/prp2.70191
Letícia Penna Braga, Cristiane Aparecida Menezes de Pádua, Iwyson Henrique F da Costa, Paula Lana de Miranda Drummond, Pedro Henrique Carvalho de Souza, Laura Beatriz Fonseca, Marina Alacoque Rodrigues, Jéssica Soares Malta, Adriano Max Moreira Reis
{"title":"Peripheral Neuropathy Associated With Proteasome Inhibitors and Immunomodulatory Drugs: A Pharmacovigilance Disproportionality Analysis Using VigiBase.","authors":"Letícia Penna Braga, Cristiane Aparecida Menezes de Pádua, Iwyson Henrique F da Costa, Paula Lana de Miranda Drummond, Pedro Henrique Carvalho de Souza, Laura Beatriz Fonseca, Marina Alacoque Rodrigues, Jéssica Soares Malta, Adriano Max Moreira Reis","doi":"10.1002/prp2.70191","DOIUrl":"10.1002/prp2.70191","url":null,"abstract":"<p><p>Immunomodulatory drugs (IMIDs) and proteasome inhibitors (PIs) are part of the frontline treatment landscape for multiple myeloma (MM). Despite their effectiveness, these drugs are associated with adverse effects, particularly clinically significant drug-induced peripheral neuropathy. The aim of this study was to evaluate the association between peripheral neuropathy and IMIDs and PIs used in MM, stratified by type of nerve dysfunction. VigiBase, the World Health Organization's global database of individual case safety reports (ICSRs), was analyzed. All ICSRs reported from 1 December 2001 to 31 May 2023 were extracted. Peripheral neuropathy cases were identified using MedDRA-preferred terms (neuropathy peripheral, autonomic neuropathy, peripheral motor neuropathy, peripheral sensory neuropathy) and standardized MedDRA queries (SMQ: peripheral neuropathy). Disproportionality signals were assessed using the reporting odds ratio (ROR) and information component (IC). Associations with peripheral neuropathy were found for all IMIDs and PIs. Both IMIDs and PIs were associated with peripheral sensory neuropathy. Associations with autonomic neuropathy were observed for bortezomib (ROR 12.90; 95% CI: 9.01-18.47), ixazomib (ROR 19.01; 95% CI: 7.89-45.80), carfilzomib (ROR 9.35; 95% CI: 3.01-29.10) thalidomide (ROR 8.86; 95% CI: 4.21-18.70). Associations with peripheral motor neuropathy were detected for bortezomib (ROR 63.87; 95% CI: 51.78-78.80), thalidomide (ROR 30.62; 95% CI: 22.67-41.40), lenalidomide (ROR 2.95; 95% CI: 2.11-4.14), pomalidomide (ROR 5.03; 95% CI: 2.91-8.69). Signals of autonomic neuropathy were identified for bortezomib, carfilzomib, ixazomib, and thalidomide, while signals of peripheral motor neuropathy were observed for bortezomib, thalidomide, lenalidomide, and pomalidomide. Associations with peripheral sensory neuropathy were detected for all IMIDs and PIs analyzed.</p>","PeriodicalId":19948,"journal":{"name":"Pharmacology Research & Perspectives","volume":"13 6","pages":"e70191"},"PeriodicalIF":2.3,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12678056/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145678442","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Effect of Thrombopoietin Receptor Agonist Romiplostim on the Ionizing Radiation-Induced Premature Aging. 血小板生成素受体激动剂Romiplostim对电离辐射诱导的早衰的影响。
IF 2.3 4区 医学
Pharmacology Research & Perspectives Pub Date : 2025-12-01 DOI: 10.1002/prp2.70203
Masaru Yamaguchi, Tokuhisa Hirouchi, Yoshiaki Sato, Ikuo Kashiwakura
{"title":"Effect of Thrombopoietin Receptor Agonist Romiplostim on the Ionizing Radiation-Induced Premature Aging.","authors":"Masaru Yamaguchi, Tokuhisa Hirouchi, Yoshiaki Sato, Ikuo Kashiwakura","doi":"10.1002/prp2.70203","DOIUrl":"10.1002/prp2.70203","url":null,"abstract":"<p><p>Environmental stressors, such as ionizing radiation, accelerate aging by causing DNA damage and triggering pathways that lead to cell cycle arrest, apoptosis, and subsequent inflammation. The thrombopoietin receptor agonist romiplostim (RP), which is used as a clinical treatment for chronic idiopathic thrombocytopenic purpura and aplastic anemia, is known to be promising in reducing radiation-induced tissue damage. In this study, we established a mouse model of radiation-induced premature aging to evaluate the potential of RP in ameliorating this process. Female C57BL/6JJcl mice were subjected to total body irradiation with various irradiation schedules. Mice irradiated with 5 Gy every 4 weeks (total dose of 10 Gy over 2 months) showed a significant aging phenotype, including graying hair and elevated serum aging markers (CDKN2A/p16<sup>INK4a</sup>, tumor necrosis factor-α (TNF-α), and C-reactive protein), compared with sham-irradiated controls. RP was intraperitoneally administered to the mouse model (10 μg/kg weekly or 50 μg/kg every 4 weeks). Treatment significantly reduced TNF-α levels by 15% and the area of graying body hair by 70%. Although bone marrow cell recovery was incomplete, spleen cell counts were significantly restored (2-fold) by 50 μg/kg RP, and SA-β-gal activity, a marker of cellular senescence, was also significantly suppressed by approximately 15%. These findings suggest that RP may partially ameliorate radiation-induced premature aging, providing a basis for future research addressing health issues associated with aging and radiation exposure.</p>","PeriodicalId":19948,"journal":{"name":"Pharmacology Research & Perspectives","volume":"13 6","pages":"e70203"},"PeriodicalIF":2.3,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12666149/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145649033","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Impact of Dihydrocapsaicin on the Metabolism of Efavirenz In Vitro and In Vivo. 二氢辣椒素对依非韦伦体内外代谢的影响。
IF 2.3 4区 医学
Pharmacology Research & Perspectives Pub Date : 2025-12-01 DOI: 10.1002/prp2.70189
Bo Wang, Xu Ma, Xinggao Wang, Yuxuan Chen, Quan Zhou, Abdullah Al Mamun, Guozhen Wang, Shuanghu Wang, Xiaoxin Ma
{"title":"Impact of Dihydrocapsaicin on the Metabolism of Efavirenz In Vitro and In Vivo.","authors":"Bo Wang, Xu Ma, Xinggao Wang, Yuxuan Chen, Quan Zhou, Abdullah Al Mamun, Guozhen Wang, Shuanghu Wang, Xiaoxin Ma","doi":"10.1002/prp2.70189","DOIUrl":"10.1002/prp2.70189","url":null,"abstract":"<p><p>Efavirenz (EFV) is the first-line treatment for acquired immunodeficiency syndrome. However, capsaicin may affect its properties, although the underlying mechanisms remain unknown. This study aimed to investigate the effects of dihydrocapsaicin (DHC) on the pharmacokinetics of EFV both in vivo and in vitro. Twelve Sprague-Dawley rats were divided into two groups including experimental and control. The experimental group was pretreated with DHC (10 mg/kg/day) for two weeks with 5% sodium carboxymethyl cellulose prior to receiving EFV. After a single-dose oral administration of 56 mg/kg EFV, blood samples (50 μL) were collected from the caudal vein and analyzed. The effects of DHC on EFV in vitro were further studied in rat liver microsomes (RLMs). The area under the plasma concentration-time curve for EFV increased from 8821.45 ± 2877.31 to 22347.15 ± 7579.96 μg/mL/h (p < 0.05); the maximum plasma time increased from 2.50 ± 0.84 to 3.50 ± 0.55 h (p < 0.05) and elimination half-life increased from 3.13 ± 0.87 to 3.51 ± 0.79 h (p < 0.05). In contrast, the plasma clearance rate decreased from 6.71 ± 2.48 to 2.65 ± 0.98 L/h/kg (p < 0.05) in the experimental group compared to that in the control group. Additionally, the results showed that DHC significantly inhibited the metabolism of EFV in RLMs. Drug-drug interactions were observed between DHC and EFV, altering the pharmacokinetics of EFV both in vivo and in vitro. The dosage of capsaicin should be monitored and adjusted in patients receiving EFV maintenance therapy.</p>","PeriodicalId":19948,"journal":{"name":"Pharmacology Research & Perspectives","volume":"13 6","pages":"e70189"},"PeriodicalIF":2.3,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12643817/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145596628","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Correction to "The MAO-B Inhibitor Selegiline Reduces the Viability of Different Prostate Cancer Cell Lines and Enhances the Effects of Anti-Androgen and Cytostatic Agents". 更正“MAO-B抑制剂Selegiline降低不同前列腺癌细胞系的活力并增强抗雄激素和细胞抑制剂的作用”。
IF 2.3 4区 医学
Pharmacology Research & Perspectives Pub Date : 2025-12-01 DOI: 10.1002/prp2.70198
{"title":"Correction to \"The MAO-B Inhibitor Selegiline Reduces the Viability of Different Prostate Cancer Cell Lines and Enhances the Effects of Anti-Androgen and Cytostatic Agents\".","authors":"","doi":"10.1002/prp2.70198","DOIUrl":"10.1002/prp2.70198","url":null,"abstract":"","PeriodicalId":19948,"journal":{"name":"Pharmacology Research & Perspectives","volume":"13 6","pages":"e70198"},"PeriodicalIF":2.3,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12662782/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145637665","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Polymyxin B Induced Acute Diaphragmatic Paralysis: A Case Report Based on Therapeutic Drug Monitoring. 多粘菌素B致急性膈肌麻痹1例。
IF 2.3 4区 医学
Pharmacology Research & Perspectives Pub Date : 2025-12-01 DOI: 10.1002/prp2.70196
Yunli Zhang, Xiaogang Tang, Yan Li, Xia Su, Xiaohong Zhong, Zhai Huang
{"title":"Polymyxin B Induced Acute Diaphragmatic Paralysis: A Case Report Based on Therapeutic Drug Monitoring.","authors":"Yunli Zhang, Xiaogang Tang, Yan Li, Xia Su, Xiaohong Zhong, Zhai Huang","doi":"10.1002/prp2.70196","DOIUrl":"10.1002/prp2.70196","url":null,"abstract":"<p><p>Polymyxin B (PMB), a last-resort antibiotic for multidrug-resistant Gram-negative infections, carries significant neurotoxicity risks that remain underrecognized in clinical practice. Here, we present a case of life-threatening diaphragmatic paralysis induced by PMB in a patient with extensive neck and mediastinal infections caused by extensively drug-resistant Acinetobacter baumannii. The patient developed acute respiratory failure due to respiratory paralysis, which resolved completely upon PMB discontinuation. Concurrent use of nephrotoxic agents may have contributed to renal impairment during treatment. This case is helpful in detecting the serious neurotoxic reactions caused by PMB at an early stage; systematic therapeutic drug monitoring combined with real-time renal function assessment aided in the early detection of toxicity, thereby preventing a potentially fatal outcome.</p>","PeriodicalId":19948,"journal":{"name":"Pharmacology Research & Perspectives","volume":"13 6","pages":"e70196"},"PeriodicalIF":2.3,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12620842/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145534285","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Closing the Numeracy Gap in Medication Safety: Impact of a safeMedicate Intervention in Undergraduate Medical Education. 缩小用药安全的算术差距:安全药物干预对本科医学教育的影响。
IF 2.3 4区 医学
Pharmacology Research & Perspectives Pub Date : 2025-12-01 DOI: 10.1002/prp2.70204
Soban Sadiq, Susan Driver, Manfred Gschwandtner
{"title":"Closing the Numeracy Gap in Medication Safety: Impact of a safeMedicate Intervention in Undergraduate Medical Education.","authors":"Soban Sadiq, Susan Driver, Manfred Gschwandtner","doi":"10.1002/prp2.70204","DOIUrl":"10.1002/prp2.70204","url":null,"abstract":"<p><p>Medication errors, often linked to inadequate numeracy skills, pose significant risks to patient safety. To address this, Kent and Medway Medical School (KMMS) became the first UK medical school to integrate safeMedicate, a validated e-learning platform, into its Year 1 undergraduate medical curriculum. This study aimed to evaluate its impact on student engagement, numeracy competence, and confidence. The entire cohort of 111 first-year medical students (2024 intake) was introduced to the safeMedicate Essential Skills module within the Year 1 module titled Professional Development and Person-Centred Practice. Engagement was assessed via platform analytics (logins, time, completion), numeracy competence through a formative online test, and perceptions via an anonymous survey. Engagement was high, with students averaging 9.1 logins and 124.2 min on the platform. Completion rates were near universal (95%). The average test score was 85.4%, with 75% of students achieving ≥ 85%. Competency analysis showed strong performance in conceptual, calculation, and technical measurement skills. Survey responses indicated that 89% found safeMedicate helpful for test preparation and 83% reported increased confidence in numeracy. Students valued the clarity, usability, and practice-based learning approach. Early integration of safeMedicate demonstrated improved engagement, numeracy performance, and student confidence. Although limited to one institution and formative assessment, findings support continued use of structured digital tools to strengthen medication safety education. Embedding safeMedicate into undergraduate curricula may reduce prescribing errors and better prepare future doctors for safe clinical practice.</p>","PeriodicalId":19948,"journal":{"name":"Pharmacology Research & Perspectives","volume":"13 6","pages":"e70204"},"PeriodicalIF":2.3,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12665163/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145637579","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Glycine Reverses Behavioral Deficits in a Mouse Model for Psychosis With 4 Copies of the Gldc Gene. 甘氨酸在具有4拷贝Gldc基因的精神病小鼠模型中逆转行为缺陷。
IF 2.3 4区 医学
Pharmacology Research & Perspectives Pub Date : 2025-12-01 DOI: 10.1002/prp2.70202
Muxiao Wang, Maltesh Kambali, Jinrui Lyu, Rajasekar Nagarajan, Uwe Rudolph
{"title":"Glycine Reverses Behavioral Deficits in a Mouse Model for Psychosis With 4 Copies of the Gldc Gene.","authors":"Muxiao Wang, Maltesh Kambali, Jinrui Lyu, Rajasekar Nagarajan, Uwe Rudolph","doi":"10.1002/prp2.70202","DOIUrl":"10.1002/prp2.70202","url":null,"abstract":"<p><p>A duplication/triplication copy number variant in the 9p24.1 chromosomal region with the additional gene copies being located on a small supernumerary marker chromosome has been identified in patients with psychosis. Mice genetically engineered to harbor 9p24.1 duplications or triplications have been shown to display schizophrenia-like phenotypes, including deficits in startle habituation, latent inhibition, working memory, and social interaction and a reduction in the dendritic spine density. Genetic fine-mapping traced these phenotypes to a duplication or triplication of the Gldc gene, that is, to the presence of three or four functional copies of the Gldc gene. The enzyme glycine decarboxylase (GLDC) degrades glycine, which is a co-agonist at the NMDA receptor. In mice with 4 copies of Gldc, extracellular glycine concentrations have been reported to be reduced, while total glycine concentrations were unaltered. Here, we tested the hypothesis that chronically administered glycine could revert phenotypic changes observed in mice with 4 copies of Gldc. We found that 1.3 g/kg glycine administered in the drinking water reversed the startle habituation deficit, the spatial working memory deficit in Y-maze, the sociability deficit and the latent inhibition deficit, while it had a minimal effect on the density of dendritic spines. We conclude that oral administration of glycine is sufficient to reverse some of the behavioral deficits in mice with 4 copies of Gldc but has a very limited effect on dendritic spine density.</p>","PeriodicalId":19948,"journal":{"name":"Pharmacology Research & Perspectives","volume":"13 6","pages":"e70202"},"PeriodicalIF":2.3,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12685758/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145708610","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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