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Pharmacological potential of 4-dimethylamino chalcone against acute and neuropathic pain in mice. 4-dimethylamino chalcone 对小鼠急性和神经性疼痛的药理潜力。
IF 2.8 4区 医学
Journal of Pharmacy and Pharmacology Pub Date : 2024-08-02 DOI: 10.1093/jpp/rgae057
Isabela Souza Dos Santos Marchon, Evelynn Dalila do Nascimento Melo, Mirella da Costa Botinhão, Greice Nascimento Pires, João Vitor Rocha Reis, Rodrigo Octavio Mendonça Alves de Souza, Ivana Correa Ramos Leal, André Gustavo Calvano Bonavita, Henrique Rocha Mendonça, Michelle Frazão Muzitano, Leandro Louback da Silva, Paula Lima do Carmo, Juliana Montani Raimundo
{"title":"Pharmacological potential of 4-dimethylamino chalcone against acute and neuropathic pain in mice.","authors":"Isabela Souza Dos Santos Marchon, Evelynn Dalila do Nascimento Melo, Mirella da Costa Botinhão, Greice Nascimento Pires, João Vitor Rocha Reis, Rodrigo Octavio Mendonça Alves de Souza, Ivana Correa Ramos Leal, André Gustavo Calvano Bonavita, Henrique Rocha Mendonça, Michelle Frazão Muzitano, Leandro Louback da Silva, Paula Lima do Carmo, Juliana Montani Raimundo","doi":"10.1093/jpp/rgae057","DOIUrl":"10.1093/jpp/rgae057","url":null,"abstract":"<p><strong>Objectives: </strong>This work investigated the acute antinociceptive effect of a synthetic chalcone, 4-dimethylamino chalcone (DMAC), as well as its effects on vincristine-induced peripheral neuropathy (VIPN) in mice.</p><p><strong>Methods: </strong>The inhibitory activity of myeloperoxidase was assessed by measuring HOCl formation. Formalin and hot plate tests were used to study the acute antinociceptive effect of DMAC. VIPN was induced through the administration of vincristine sulphate (0.1 mg/kg, i.p., 14 days). Then, DMSO, DMAC (10 or 30 mg/kg; i.p.), or pregabalin (10 mg/kg, i.p.) were administered for 14 consecutive days. Thermal hyperalgesia and mechanical allodynia were evaluated before and after VIPN induction and on days 1, 3, 7, and 14 of treatment. Neurodegeneration and neuroinflammation were assessed through immunohistochemistry for NF200, iNOS, and arginase-1 within the sciatic nerve.</p><p><strong>Key findings: </strong>DMAC inhibited myeloperoxidase activity in vitro and presented an acute antinociceptive effect in both formalin and hot plate tests, with the involvement of muscarinic and opioid receptors. Treatment with 30 mg/kg of DMAC significantly attenuated thermal hyperalgesia and mechanical allodynia and prevented macrophage proinflammatory polarisation in VIPN mice.</p><p><strong>Conclusions: </strong>Our results show that DMAC, acting through different mechanisms, effectively attenuates VIPN.</p>","PeriodicalId":16960,"journal":{"name":"Journal of Pharmacy and Pharmacology","volume":null,"pages":null},"PeriodicalIF":2.8,"publicationDate":"2024-08-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140908544","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Erythrocyte membrane-camouflaged mesoporous silica composite nanoparticles for loading and controlled release of the hepatoprotective agent silibinin: A-synthesis and physicochemical characterization. 用于装载和控释保肝剂 Silibinin 的红细胞膜伪装介孔二氧化硅复合纳米颗粒:A-合成与理化表征。
IF 2.8 4区 医学
Journal of Pharmacy and Pharmacology Pub Date : 2024-08-02 DOI: 10.1093/jpp/rgae046
Vahid Tayebi Khorrami, Mohammad Javad Raee, Samira Sadat Abolmaali, Mozhgan Abedanzadeh, Mina Shafiee, Ali Mohammad Tamaddon
{"title":"Erythrocyte membrane-camouflaged mesoporous silica composite nanoparticles for loading and controlled release of the hepatoprotective agent silibinin: A-synthesis and physicochemical characterization.","authors":"Vahid Tayebi Khorrami, Mohammad Javad Raee, Samira Sadat Abolmaali, Mozhgan Abedanzadeh, Mina Shafiee, Ali Mohammad Tamaddon","doi":"10.1093/jpp/rgae046","DOIUrl":"10.1093/jpp/rgae046","url":null,"abstract":"<p><strong>Objectives: </strong>Milk thistle has long been used in the treatment of liver and biliary disorders. In the present study, to make a long-acting delivery system for silibinin (SBN, a major active constituent of milk thistle seeds with antioxidant and hepatoprotective function), mesoporous silica composite nanoparticles (NC) were synthesized and coated with RBC membrane.</p><p><strong>Methods: </strong>A modified Stöber method was used for NC synthesis, which was then characterized using FE-SEM, DLS, TEM, FTIR, and EDAX techniques. A suitable lysis buffer was used to prepare RBC-ghost, and sonication was used to coat SBN-loaded NC (SBN-NC). The RBC-ghost coated SBN-NC (SBN-NC-RBCG) was evaluated by SDS-PAGE, Bradford, TEM, EDAX, and DLS methods. SBN release was then compared for the SBN-NC and SBN-NC-RBCG samples.</p><p><strong>Key findings: </strong>the RBC membrane proteins were recovered from the coating of SBN-NC-RBCG, and SBN release was sustained over 24 h when compared with the SBN-NC.</p><p><strong>Conclusions: </strong>Overall, through prolonging circulation in the bloodstream and evading the immune system, the developed system can improve SBN bioavailability in liver inflammation and fibrosis conditions that need further research.</p>","PeriodicalId":16960,"journal":{"name":"Journal of Pharmacy and Pharmacology","volume":null,"pages":null},"PeriodicalIF":2.8,"publicationDate":"2024-08-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141066001","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Co-administration of Ceratonia siliqua extract nanoparticles promotes the oral bioavailability and neurotherapeutic efficacy of donepezil in a dementia model. 在痴呆症模型中,同时服用 Ceratonia siliqua 提取物纳米颗粒可提高多奈哌齐的口服生物利用度和神经治疗效果。
IF 2.8 4区 医学
Journal of Pharmacy and Pharmacology Pub Date : 2024-07-24 DOI: 10.1093/jpp/rgae094
Sylvia E Shaker, Dalia B Fayed, Heba Shawky, Ebtehal K Farrag
{"title":"Co-administration of Ceratonia siliqua extract nanoparticles promotes the oral bioavailability and neurotherapeutic efficacy of donepezil in a dementia model.","authors":"Sylvia E Shaker, Dalia B Fayed, Heba Shawky, Ebtehal K Farrag","doi":"10.1093/jpp/rgae094","DOIUrl":"https://doi.org/10.1093/jpp/rgae094","url":null,"abstract":"<p><strong>Background: </strong>This study aimed to assess the herb-drug interactions between crude/silver nanoparticle (SNP)-loaded carob extract (Car, NCar, respectively) and donepezil-HCl (DPZ) and their impact on neurotherapeutic outcomes in a dementia model.</p><p><strong>Methods: </strong>Carob pods were subjected to ethanol extraction, and their phytoconstituents were chromatographically analysed. SNP-loaded extract was synthesized and characterized, and dementia-like symptoms were induced in Wistar rats by repeated dosing with 175 mg/kg AlCl3 for 60 days, after which the animals were treated with Car, NCar, DPZ, and combinations of Car/NCar-DPZ for 30 days. The effect of carob formulations on DPZ bioavailability was in-silico profiled and the herb-drug interactions were mathematically assessed as combination indices.</p><p><strong>Results: </strong>Different formulations significantly improved cognitive/spatial memory functions, restored dysregulated brain redox and cholinergic functions, and markedly inhibited cholinesterase, as reflected by the reduction/absence of amyloid plaques and neurofibrillary tangles. In silico profiling of the major phytoconstituents revealed their non-P-glycoprotein substrate nature and CYP3A4, 2C19, and 2C9 inhibition, which might have improved the oral bioavailability of DPZ. The combination index calculations revealed strong synergy between DPZ and both carob formulations, with the strongest effect exhibited by the DPZ/NCar combination.</p><p><strong>Conclusion: </strong>The co-administration of carob extract/SNPs represents a promising approach for enhancing the neurotherapeutic efficacy of DPZ.</p>","PeriodicalId":16960,"journal":{"name":"Journal of Pharmacy and Pharmacology","volume":null,"pages":null},"PeriodicalIF":2.8,"publicationDate":"2024-07-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141759411","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Dihydroisotanshinone I regulates ferroptosis via PI3K/AKT pathway to enhance cisplatin sensitivity in lung adenocarcinoma. 二氢异丹参酮 I 通过 PI3K/AKT 通路调节铁凋亡,提高肺腺癌对顺铂的敏感性
IF 2.8 4区 医学
Journal of Pharmacy and Pharmacology Pub Date : 2024-07-23 DOI: 10.1093/jpp/rgae085
Feng-Jiao Li, Li-Chen Gao, Hui-Zhi Long, Zi-Wei Zhou, Hong-Yu Luo, Shuo-Guo Xu, Shang-Ming Dai, Jin-Da Hu
{"title":"Dihydroisotanshinone I regulates ferroptosis via PI3K/AKT pathway to enhance cisplatin sensitivity in lung adenocarcinoma.","authors":"Feng-Jiao Li, Li-Chen Gao, Hui-Zhi Long, Zi-Wei Zhou, Hong-Yu Luo, Shuo-Guo Xu, Shang-Ming Dai, Jin-Da Hu","doi":"10.1093/jpp/rgae085","DOIUrl":"https://doi.org/10.1093/jpp/rgae085","url":null,"abstract":"<p><strong>Objectives: </strong>Dihydroisotanshinone I (DT) is a kind of diterpenoid compound extracted from the dried roots of Salvia miltiorrhiza Bunge, and exhibits multiple biological activities including anti-tumor activity. Cisplatin is one of the first-line drugs for the treatment of lung adenocarcinoma (LAUD), but the drug resistance and toxicity limit its efficacy. DT is known to induce apoptosis and ferroptosis, but it is unclear whether DT can inhibit the cisplatin-resistant LAUD cells and reverse the drug resistance in LAUD. Therefore, our study intends to establish the cisplatin-resistant human LAUD cells (A549/DDP), and figure out the influence and related mechanisms of DT reversing cisplatin resistance in A549/DDP cells, so as to provide a theoretical basis for the DT as a new natural candidate for the treatment of LAUD.</p><p><strong>Methods: </strong>The establishment of A549/DDP was the continuous stimulation by exposing A549 to gradient concentrations of Cisplatin. The cell viability of A549 and A549/DDP was detected by CCK-8 kit, and the IC50 value was calculated. The morphological changes of A549 and A549/DDP cells were observed by an inverted microscope. The contents of malondialdehyde (MDA) and glutathione (GSH) in A549/DDP cells after drug treatment were detected by related kits. The levels of Fe2+, cytosolic reactive oxygen species (ROS), and lipid reactive oxygen species (lipid ROS) were detected by a fluorescence microplate reader or fluorescence cell imager according to the related fluorescent probe kit instructions. Western blot was used to detect the expressions of PI3K, phospho-PI3K, AKT, phospho-AKT, MDM2, p53, GPX4, and SLC7A11 in A549/DDP after different drug treatments.</p><p><strong>Key findings: </strong>Our study demonstrated that the inhibitory effect of DT on A549 and A549/DDP cells was time-dependent and concentration-dependent, and DT and DDP had a synergistic effect on inhibiting the proliferation of A549/DDP cells. Furthermore, DT mainly induced ferroptosis in A549/DDP cells and synergized with cisplatin to promote ferroptosis in A549/DDP cells. The result of KEGG pathway analysis, molecular docking and western blot showed that DT could enhance the cisplatin sensitivity of A549/DDP by inhibiting PI3K/MDM2/P53 signaling pathway.</p><p><strong>Conclusions: </strong>Consequently, we concluded that DT promotes ferroptosis in cisplatin-resistant LAUD A549/DDP cells. Additionally, DT reverses cisplatin resistance by promoting ferroptosis via PI3K/MDM2/P53 pathway in A549/DDP cells.</p>","PeriodicalId":16960,"journal":{"name":"Journal of Pharmacy and Pharmacology","volume":null,"pages":null},"PeriodicalIF":2.8,"publicationDate":"2024-07-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141751973","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Case study: cremophor EL-based liquid formulations as simple substitutes for amorphous solid dispersions in early preclinical in vivo studies. 案例研究:基于 cremophor EL 的液体制剂在早期临床前体内研究中作为无定形固体分散体的简单替代品。
IF 2.8 4区 医学
Journal of Pharmacy and Pharmacology Pub Date : 2024-07-23 DOI: 10.1093/jpp/rgae099
Kalle Sigfridsson, Xiang Zhang, Antonio Llinas
{"title":"Case study: cremophor EL-based liquid formulations as simple substitutes for amorphous solid dispersions in early preclinical in vivo studies.","authors":"Kalle Sigfridsson, Xiang Zhang, Antonio Llinas","doi":"10.1093/jpp/rgae099","DOIUrl":"https://doi.org/10.1093/jpp/rgae099","url":null,"abstract":"<p><strong>Objectives: </strong>The objective of the present case study was to increase the exposure of the poorly soluble crystalline compound A.</p><p><strong>Methods: </strong>Mice received 10 mg/kg of crystalline compound A formulated in eight different cosolvent, oil, and cyclodextrin mixtures.</p><p><strong>Key findings: </strong>In all cases, AUC0-24h and maximum blood/plasma concentration (Cmax) were in the range of 6-16 µM × h and <1.4 µm, respectively, with a bioavailability below 18%. When 6% cremophor (CrEL) was added to three selected vehicles, AUC0-24h and Cmax increased ~5-10 times. The obtained pharmacokinetic profile of the most improved formulation using CrEL was possible to superimpose on the one obtained after administration of a CrEL-free amorphous solid dispersion (ASD, HPMC-AS:drug, 80:20) suspension of compound A.</p><p><strong>Conclusions: </strong>It is crucial to find an optimal screen vehicle as early as possible for a poorly water-soluble lead series and then avoid time and resource-consuming vehicle testing of multiple compounds in vivo. An ASD approach is more suited for clinical development when more time and resources are allocated to the project. In this case study, some preclinical formulations were used to maximize exposure but also as preindicators for ASDs later in the development chain.</p>","PeriodicalId":16960,"journal":{"name":"Journal of Pharmacy and Pharmacology","volume":null,"pages":null},"PeriodicalIF":2.8,"publicationDate":"2024-07-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141751972","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Serum autotaxin level: a promising diagnostic biomarker in differentiating Graves' disease and thyroiditis. 血清自体表皮生长因子水平:区分巴塞杜氏病和甲状腺炎的有望诊断生物标志物
IF 2.8 4区 医学
Journal of Pharmacy and Pharmacology Pub Date : 2024-07-18 DOI: 10.1093/jpp/rgae073
Angel George, Anns Mariya, Manu Eappen, Marimuthu Karthikeyan, Ravindranath Sreenath
{"title":"Serum autotaxin level: a promising diagnostic biomarker in differentiating Graves' disease and thyroiditis.","authors":"Angel George, Anns Mariya, Manu Eappen, Marimuthu Karthikeyan, Ravindranath Sreenath","doi":"10.1093/jpp/rgae073","DOIUrl":"https://doi.org/10.1093/jpp/rgae073","url":null,"abstract":"<p><strong>Background: </strong>Recent studies have suggested that serum autotaxin (ATX) may be a promising diagnostic biomarker in differentiating between Graves' disease (GD) and thyroiditis, as well as serving as a monitoring biomarker for GD. This study will evaluate the use of serum ATX as a diagnostic biomarker in these conditions.</p><p><strong>Methods: </strong>In this prospective interventional study, blood samples were collected from the patients who met both inclusion and exclusion criteria, and serum ATX levels were measured by using the MyBioSource human Autotaxin ELISA kit.</p><p><strong>Results: </strong>A total of 32 patients were enrolled, of which 18.8% were newly diagnosed with GD, 21.9% were thyroiditis, and 59.3% were on treatment for GD. Serum autotaxin antigen was significantly higher in GD patients than in thyroiditis (603.3217 ± 444.24 v/s 214.74 ± 55.91, P = <.005). Serum ATX measurement successfully discriminated GD patients from thyroiditis (AUC = 0.952, 95%CI: 0.00-1.00) with an optimal cutoff value of ≥257.20 ng/L (sensitivity = 100 and specificity = 81.71). Monitoring the efficacy of serum ATX was analyzed and showed a significant difference.</p><p><strong>Conclusion: </strong>The serum ATX was higher in subjects with GD as compared to thyroiditis, and ATX levels were found to be decreased during the treatment period. In conclusion, serum ATX can be used as a diagnostic and monitoring biomarker in GD.</p>","PeriodicalId":16960,"journal":{"name":"Journal of Pharmacy and Pharmacology","volume":null,"pages":null},"PeriodicalIF":2.8,"publicationDate":"2024-07-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141723805","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Croton grewioides essential oil and anethole reduce oxidative stress and improve growth of bovine primordial follicles during culture of ovarian tissue. 巴豆精油和茴香醚在卵巢组织培养过程中可降低氧化应激,改善牛原始卵泡的生长。
IF 2.8 4区 医学
Journal of Pharmacy and Pharmacology Pub Date : 2024-07-17 DOI: 10.1093/jpp/rgae093
Felipe F da Silva, Francisco das Chagas Costa, Venância A N Azevedo, Ernando I T de Assis, Geovany A Gomes, Valdevane R Araújo, Selene M de Morais, Tigressa H S Rodrigues, José R V Silva
{"title":"Croton grewioides essential oil and anethole reduce oxidative stress and improve growth of bovine primordial follicles during culture of ovarian tissue.","authors":"Felipe F da Silva, Francisco das Chagas Costa, Venância A N Azevedo, Ernando I T de Assis, Geovany A Gomes, Valdevane R Araújo, Selene M de Morais, Tigressa H S Rodrigues, José R V Silva","doi":"10.1093/jpp/rgae093","DOIUrl":"https://doi.org/10.1093/jpp/rgae093","url":null,"abstract":"<p><strong>Objectives: </strong>This study aims to evaluate the effects of Croton grewioides essential oil (CGEO) and anethole on follicle survival, growth, and oxidative stress in cultured bovine ovarian tissues.</p><p><strong>Methods: </strong>Ovarian tissues were cultured for 6 days in a medium supplemented with different concentrations (1, 10, 100, or 1000 µg mL-1) of CGEO or anethole and then, follicular survival and growth, collagen content, and stromal cell density in ovarian tissues cultured in vitro were evaluated by histology. The mRNA levels of superoxide dismutase (SOD), catalase (CAT), glutathione peroxidase 1 (GPX1), peroxirredoxin 6 (PRDX6), and nuclear factor erythroid 2-related factor 2 (NRF2) were evaluated by real-time PCR. The activity of SOD, CAT, glutathione peroxidase (GPx), and thiol concentrations were investigated.</p><p><strong>Key findings: </strong>Ovarian tissues cultured with 1 µg mL-1 CGEO or anethole had a higher percentage of healthy follicles than those cultured in a control medium (P < .05). The 1 µg mL-1 CGEO also increased the number of stromal cells, collagen fibers, and thiol levels. Anethole (1 µg mL-1) increased CAT activity and reduced that of GPx. The activity of SOD was reduced by CGEO. In contrast, 1 µg mL-1 anethole reduced mRNA for CAT, PRDX1, and NRF2 (P < .05). In addition, 1 µg mL-1 CGEO reduced mRNA for CAT, PRDX6, and GPx1 (P < .05).</p><p><strong>Conclusions: </strong>The presence of 1 µg mL-1 anethole or CGEO in a culture medium promotes follicle survival and regulates oxidative stress and the expression of mRNA and activity of antioxidant enzymes in cultured bovine ovarian tissues.</p>","PeriodicalId":16960,"journal":{"name":"Journal of Pharmacy and Pharmacology","volume":null,"pages":null},"PeriodicalIF":2.8,"publicationDate":"2024-07-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141627029","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The therapeutic potential of curculigoside in poststroke depression: a focus on hippocampal neurogenesis and mitochondrial function. 莪术苷对中风后抑郁症的治疗潜力:关注海马神经发生和线粒体功能。
IF 2.8 4区 医学
Journal of Pharmacy and Pharmacology Pub Date : 2024-07-16 DOI: 10.1093/jpp/rgae091
Ning-Xi Zeng, Xin Chen, Xiao-Yan Yang, De-Sheng Chen, Mei Shen
{"title":"The therapeutic potential of curculigoside in poststroke depression: a focus on hippocampal neurogenesis and mitochondrial function.","authors":"Ning-Xi Zeng, Xin Chen, Xiao-Yan Yang, De-Sheng Chen, Mei Shen","doi":"10.1093/jpp/rgae091","DOIUrl":"https://doi.org/10.1093/jpp/rgae091","url":null,"abstract":"<p><strong>Objectives: </strong>To investigate the effects and mechanism of curculigoside against poststroke depression (PSD).</p><p><strong>Methods: </strong>In vivo, a PSD rat model was created by combining bilateral common carotid artery occlusion and chronic unpredictable mild stress stimulations. After 4-week modeling and intragastrically administration of curculigoside, the effects of curculigoside on behavior, hippocampal neurogenesis, and hippocampal mitochondrial oxidative phosphorylation (OxPhos) were investigated. In vitro, PSD-like primary neural stem cells (NSCs) model was established by oxygen-glucose deprivation/recovery (OGD/R) combing high-corticosterone (CORT) concentration, followed by treatment with curculigoside. The investigation subsequently examined the impact of curculigoside on mitochondrial OxPhos, proliferation, and differentiation of NSCs under OGD/R + CORT conditions.</p><p><strong>Key findings: </strong>In vivo, PSD rats showed significantly depressive behaviors, dysfunctional neurogenesis in hippocampus, as well as decreased hippocampus adenosine triphosphate (ATP) levels, reduced electron transport chain complexes activity, and downregulates mitochondrial transcription factor A (TFAM) and PPAR-gamma coactivator 1 alpha (PGC-1α) expression in hippocampus. In vitro, OGD/R +CORT significantly injured the proliferation and differentiation, as well as impaired the mitochondrial OxPhos in NSCs. Curculigoside treatment was effective in improving these abnormal changes.</p><p><strong>Conclusion: </strong>Curculigoside may repair hippocampal neurogenesis in PSD rats by enhancing hippocampal mitochondrial OxPhos, and has shown a great potential for anti-PSD.</p>","PeriodicalId":16960,"journal":{"name":"Journal of Pharmacy and Pharmacology","volume":null,"pages":null},"PeriodicalIF":2.8,"publicationDate":"2024-07-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141620262","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A prediction method for the individual serum concentration and therapeutic effect for optimizing adalimumab therapy in inflammatory bowel disease. 用于优化阿达木单抗治疗炎症性肠病的个体血清浓度和疗效预测方法。
IF 2.8 4区 医学
Journal of Pharmacy and Pharmacology Pub Date : 2024-07-15 DOI: 10.1093/jpp/rgae092
Koji Kimura, Atsushi Yoshida
{"title":"A prediction method for the individual serum concentration and therapeutic effect for optimizing adalimumab therapy in inflammatory bowel disease.","authors":"Koji Kimura, Atsushi Yoshida","doi":"10.1093/jpp/rgae092","DOIUrl":"https://doi.org/10.1093/jpp/rgae092","url":null,"abstract":"<p><strong>Objectives: </strong>Adalimumab (ADM) therapy is effective for inflammatory bowel disease (IBD), but a significant number of IBD patients lose response to ADM. Thus, it is crucial to devise methods to enhance ADM's effectiveness. This study introduces a strategy to predict individual serum concentrations and therapeutic effects to optimize ADM therapy for IBD during the induction phase.</p><p><strong>Methods: </strong>We predicted the individual serum concentration and therapeutic effect of ADM during the induction phase based on pharmacokinetic and pharmacodynamic (PK/PD) parameters calculated using the empirical Bayesian method. We then examined whether the predicted therapeutic effect, defined as clinical remission or treatment failure, matched the observed effect.</p><p><strong>Results: </strong>Data were obtained from 11 IBD patients. The therapeutic effect during maintenance therapy was successfully predicted at 40 of 47 time points. Moreover, the predicted effects at each patient's final time point matched the observed effects in 9 of the 11 patients.</p><p><strong>Conclusion: </strong>This is the inaugural report predicting the individual serum concentration and therapeutic effect of ADM using the Bayesian method and PK/PD modelling during the induction phase. This strategy may aid in optimizing ADM therapy for IBD.</p>","PeriodicalId":16960,"journal":{"name":"Journal of Pharmacy and Pharmacology","volume":null,"pages":null},"PeriodicalIF":2.8,"publicationDate":"2024-07-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141620260","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Pharmacological investigation of genistein for its therapeutic potential against nitroglycerin-induced migraine headache. 基因素对硝酸甘油引起的偏头痛的治疗潜力的药理研究。
IF 2.8 4区 医学
Journal of Pharmacy and Pharmacology Pub Date : 2024-07-15 DOI: 10.1093/jpp/rgae084
Qirrat Sajjad, Arif-Ullah Khan, Aslam Khan
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