Pharmaceutical Biology最新文献

{"title":"Hydroethanolic extracts from <i>Bauhinia guianensis</i>: a study on acute toxicity in Zebrafish embryos and adults.","authors":"Rosemary de Carvalho Rocha Koga, Gisele Custodio de Souza, Abrahão Victor Tavares de Lima Teixeira, Adriana Maciel Ferreira, Brenda Lorena Sánchez-Ortiz, Lucas Silva Abreu, Josean Fechine Tavares, José Carlos Tavares Carvalho","doi":"10.1080/13880209.2024.2374806","DOIUrl":"10.1080/13880209.2024.2374806","url":null,"abstract":"<p><strong>Context: </strong>The botanical species <i>Bauhinia guianensis</i> Aublet (Leguminosae-Cercidoideae) is traditionally used in the Amazon for medicinal purposes.</p><p><strong>Objective: </strong>The acute toxicity of the hydroethanolic extracts from <i>B. guianensis</i> leaves and stems (HELBg and HESBg) was evaluated in zebrafish (<i>Danio rerio</i>), with emphasis on the embryonic developmental stage and adult alterations.</p><p><strong>Materials and methods: </strong>Extracts were analyzed on LC-DAD-MS/MS. Zebrafish eggs were inoculated individually with concentrations of HELBg and HESBg (0.25, 0.5, 0.75, 1.0, and 1.5 µg/mL), observed for 96 h. Adult zebrafish were treated with a single oral dose (100, 200, 500, 1000, and 2000 mg/kg) of HELBg and HESBg, observed for 48 h.</p><p><strong>Results: </strong>HELBg and HESBg analysis detected 55 compounds. Both extracts exhibited toxicity, including embryo coagulation at higher doses of HELBg and absence of heartbeats in embryos at all doses of HESBg. Behavioral variations were observed; tissue alterations in adult zebrafish were found at the highest doses, primarily in the liver, intestine, and kidneys because of HELBg and HESBg effects. The LD₅₀ of HESBg was 1717 mg/kg, while HELBg exceeded the limit dose of 2000 mg/kg.</p><p><strong>Conclusions: </strong>The study on acute toxicity of <i>B. guianensis</i> extracts exhibits significant toxic potential, emphasizing effects on embryonic and adult zebrafish. The results suggest relative safety of the species preparations, encouraging further clinical trials on potential biological activities.</p>","PeriodicalId":19942,"journal":{"name":"Pharmaceutical Biology","volume":"62 1","pages":"577-591"},"PeriodicalIF":3.9,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11257010/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141627337","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Physcion inhibition of CYP2C9, 2D6 and 3A4 in human liver microsomes.","authors":"Lu Liu, Sen Sun, Xiaohua Li","doi":"10.1080/13880209.2024.2314089","DOIUrl":"10.1080/13880209.2024.2314089","url":null,"abstract":"<p><strong>Context: </strong>The effect of the active ingredients in traditional Chinese medicines on the activity of cytochrome P450 enzymes (CYP450s) is a critical factor that should be considered in TCM prescriptions. Physcion, the major active ingredient of <i>Rheum</i> spp. (Polygonaceae), possesses wide pharmacological activities.</p><p><strong>Objectives: </strong>The effect of physcion on CYP450 activity was investigated to provide a theoretical basis for use.</p><p><strong>Materials and methods: </strong>The experiments were conducted in pooled human liver microsomes (HLMs). The activity of CYP450 isoforms was evaluated with corresponding substrates and probe reactions. Blank HLMs were set as negative controls, and typical inhibitors were employed as positive controls. The inhibition model was fitted with Lineweaver Burk plots. The concentration (0, 2.5, 5, 10, 25, 50 and 100 μM physcion) and time-dependent (0, 5, 10, 15 and 30 min) effects of physcion were also assessed.</p><p><strong>Results: </strong>Physcion suppressed CYP2C9, 2D6 and 3A4 in a concentration-dependent manner with IC₅₀ values of 7.44, 17.84 and 13.50 μM, respectively. The inhibition of CYP2C9 and 2D6 was competitive with the <i>K_i</i> values of 3.69 and 8.66 μM, respectively. The inhibition of CYP3A4 was non-competitive with a <i>K_i</i> value of 6.70 μM. Additionally, only the inhibition of CYP3A4 was time-dependent with the <i>K_I</i> and <i>K_inact</i> parameters of 3.10 μM^-1 and 0.049 min^-1, respectively.</p><p><strong>Conclusions: </strong>The inhibition of CYP450s by physcion should be considered in its clinical prescription, and the study design can be employed to evaluate the interaction of CYP450s with other herbs.</p>","PeriodicalId":19942,"journal":{"name":"Pharmaceutical Biology","volume":"62 1","pages":"207-213"},"PeriodicalIF":3.8,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10868446/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139730288","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Rice bran arabinoxylan compound as a natural product for cancer treatment - an evidence-based assessment of the effects and mechanisms.","authors":"Soo Liang Ooi, Peter S Micalos, Jeanman Kim, Sok Cheon Pak","doi":"10.1080/13880209.2024.2349042","DOIUrl":"10.1080/13880209.2024.2349042","url":null,"abstract":"<p><strong>Context: </strong>Rice bran arabinoxylan compound (RBAC) is a natural immunomodulator with anticancer properties.</p><p><strong>Objective: </strong>This study critically evaluates the available evidence on the biological pathways of RBAC and its effects on cancer treatment.</p><p><strong>Methods: </strong>This secondary analysis of a scoping review includes studies evaluating the mechanisms of RBAC on healthy or malignant cells, animal models, or humans for cancer prevention or treatment. Data from randomized controlled trials on survival and quality of life outcomes were subjectd to meta analysis.</p><p><strong>Results: </strong>The evidence synthesis was based on 38 articles. RBAC exhibited antitumor properties by promoting apoptosis and restoring immune function in cancer patients to enhance inflammatory and cytotoxic responses to block tumorigenesis. RBAC works synergistically with chemotherapeutic agents by upregulating drug transport. In a clinical trial, combining RBAC with chemoembolization in treating liver cancer showed improved response, reduced recurrence rates, and prolonged survival. RBAC also augments the endogenous antioxidant system to prevent oxidative stress and protect against radiation side effects. In addition, RBAC has chemoprotective effects. Animals and humans have exhibited reduced toxicity and side effects from chemotherapy. Meta analysis indicates that RBAC treatment increases the survival odds by 4.02-times (95% CI: 1.67, 9.69) in the first year and 2.89-times (95% CI: 1.56, 5.35) in the second year.</p><p><strong>Conclusion: </strong>RBAC is a natural product with immense potential in cancer treatment. Additional research is needed to characterize, quantify, and standardize the active ingredients in RBAC responsible for the anticancer effects. More well-designed, large-scale clinical trials are required to substantiate the treatment efficacies further.</p>","PeriodicalId":19942,"journal":{"name":"Pharmaceutical Biology","volume":"62 1","pages":"367-393"},"PeriodicalIF":3.8,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11097709/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140922688","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Dietary menhaden fish oil supplementation suppresses lipopolysaccharide-induced neuroinflammation and cognitive impairment in diabetic rats.","authors":"Nurina Titisari, Ahmad Fauzi, Intan Shameha Abdul Razak, Mohd Hezmee Mohd Noor, Nurdiana Samsulrizal, Hafandi Ahmad","doi":"10.1080/13880209.2024.2351933","DOIUrl":"10.1080/13880209.2024.2351933","url":null,"abstract":"<p><strong>Context: </strong>Menhaden fish oil (FO) is widely recognized for inhibiting neuroinflammatory responses and preserving brain function. Nevertheless, the mechanisms of FO influencing brain cognitive function in diabetic states remain unclear.</p><p><strong>Objective: </strong>This study examines the potential role of FO in suppressing LPS-induced neuroinflammation and cognitive impairment in diabetic animals (DA).</p><p><strong>Materials and methods: </strong>Thirty male Wistar rats were divided into 5 groups: i) DA received LPS induction (DA-LPS); ii) DA received LPS induction and 1 g/kg FO (DA-LPS-1FO); iii) DA received LPS induction and 3 g/kg FO (DA-LPS-3FO); iv) animals received normal saline and 3 g/kg FO (NS-3FO) and v) control animals received normal saline (CTRL). Y-maze test was used to measure cognitive performance, while brain samples were collected for inflammatory markers and morphological analysis.</p><p><strong>Results: </strong>DA received LPS induction, and 1 or 3 g/kg FO significantly inhibited hyperglycaemia and brain inflammation, as evidenced by lowered levels of pro-inflammatory mediators. Additionally, both DA-LPS-1FO and DA-LPS-3FO groups exhibited a notable reduction in neuronal damage and glial cell migration compared to the other groups. These results were correlated with the increasing number of entries and time spent in the novel arm of the Y-maze test.</p><p><strong>Discussion and conclusion: </strong>This study indicates that supplementation of menhaden FO inhibits the LPS signaling pathway and protects against neuroinflammation, consequently maintaining cognitive performance in diabetic animals. Thus, the current study suggested that fish oil may be effective as a supporting therapy option for diabetes to avoid diabetes-cognitive impairment.</p>","PeriodicalId":19942,"journal":{"name":"Pharmaceutical Biology","volume":"62 1","pages":"447-455"},"PeriodicalIF":3.8,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11100436/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140945581","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Historical evolution and processing mechanism of 'nine steaming and nine drying' of traditional Chinese medicine preparation.","authors":"Yong-Kang Li, Zhi Chen, Chao Zhang","doi":"10.1080/13880209.2024.2354345","DOIUrl":"10.1080/13880209.2024.2354345","url":null,"abstract":"<p><strong>Context: </strong>Nine steaming and nine drying is a traditional Chinese medicine (TCM) processing method and it is widely used for processing tonifying herbs. Modern research reveals that the repeated steaming and drying process varies the composition and clinical efficacy of TCM.</p><p><strong>Objective: </strong>This paper analyzes and explores the historical evolution, research progress, development strategies, and problems encountered in the nine steaming and nine drying process so as to provide a reasonable explanation for this method.</p><p><strong>Methods: </strong>English and Chinese literature from 1986 to 2023 was collected from databases including Web of Science, PubMed, Elsevier, Chinese Pharmacopoeia 2020 (CP), and CNKI (Chinese). Nine steaming and nine drying, processing, TCM and pharmacological activity were used as the key words.</p><p><strong>Results: </strong>Nine steaming and nine drying has undergone thousands of years of clinical practice. Under specific processing conditions of nine steaming and nine drying, the ingredients of the TCM have significant changes, which in turn altered clinical applications.</p><p><strong>Conclusions: </strong>This review provides sufficient evidence to prove the rationality and scientific value of nine steaming and nine drying and puts forward a development direction for future research.</p>","PeriodicalId":19942,"journal":{"name":"Pharmaceutical Biology","volume":"62 1","pages":"436-446"},"PeriodicalIF":3.8,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11104706/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140958634","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Statement of Retraction: Pristimerin inhibits neuronal inflammation and protects cognitive function in mice with sepsis-induced brain injuries by regulating PI3K/Akt signalling.","authors":"","doi":"10.1080/13880209.2024.2323353","DOIUrl":"10.1080/13880209.2024.2323353","url":null,"abstract":"","PeriodicalId":19942,"journal":{"name":"Pharmaceutical Biology","volume":"62 1","pages":"269"},"PeriodicalIF":3.9,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11632940/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140028707","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Notoginsenoside R1 improves intestinal microvascular functioning in sepsis by targeting Drp1-mediated mitochondrial quality imbalance.","authors":"Dongyao Hou, Ruixue Liu, Shuai Hao, Yong Dou, Guizhen Chen, Liangming Liu, Tao Li, Yunxing Cao, He Huang, Chenyang Duan","doi":"10.1080/13880209.2024.2318349","DOIUrl":"10.1080/13880209.2024.2318349","url":null,"abstract":"<p><strong>Context: </strong>Sepsis can result in critical organ failure, and notoginsenoside R1 (NGR1) offers mitochondrial protection.</p><p><strong>Objective: </strong>To determine whether NGR1 improves organ function and prognosis after sepsis by protecting mitochondrial quality.</p><p><strong>Materials and methods: </strong>A sepsis model was established in C57BL/6 mice using cecum ligation puncture (CLP) and an <i>in vitro</i> model with lipopolysaccharide (LPS, 10 µg/mL)-stimulated primary intestinal microvascular endothelial cells (IMVECs) and then determine NGR1's safe dosage. Groups for each model were: <i>in vivo</i>-a control group, a CLP-induced sepsis group, and a CLP + NGR1 treatment group (30 mg/kg/d for 3 d); <i>in vitro</i>-a control group, a LPS-induced sepsis group, and a LPS + NGR1 treatment group (4 μM for 30 min). NGR1's effects on survival, intestinal function, mitochondrial quality, and mitochondrial dynamic-related protein (Drp1) were evaluated.</p><p><strong>Results: </strong>Sepsis resulted in approximately 60% mortality within 7 days post-CLP, with significant reductions in intestinal microvascular perfusion and increases in vascular leakage. Severe mitochondrial quality imbalance was observed in IMVECs. NGR1 (IC₅₀ is 854.1 μM at 30 min) targeted Drp1, inhibiting mitochondrial translocation, preventing mitochondrial fragmentation and restoring IMVEC morphology and function, thus protecting against intestinal barrier dysfunction, vascular permeability, microcirculatory flow, and improving sepsis prognosis.</p><p><strong>Discussion and conclusions: </strong>Drp1-mediated mitochondrial quality imbalance is a potential therapeutic target for sepsis. Small molecule natural drugs like NGR1 targeting Drp1 may offer new directions for organ protection following sepsis. Future research should focus on clinical trials to evaluate NGR1's efficacy across various patient populations, potentially leading to novel treatments for sepsis.</p>","PeriodicalId":19942,"journal":{"name":"Pharmaceutical Biology","volume":"62 1","pages":"250-260"},"PeriodicalIF":3.8,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10896147/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139932376","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"<i>Salvadora persica</i> leaves: phytochemical profile and <i>in vitro</i>-inhibitory activity on inflammatory mediators implicated in periodontal disease.","authors":"Sabine Kobetitsch, Barbara Gierlikowska, Olaf Kunert, Ahmed M A Mazen, Pia Raab, Nadine Kretschmer, Carina Donolo, Teresa Pirker, Rudolf Bauer, Anna K Kiss, Eva-Maria Pferschy-Wenzig","doi":"10.1080/13880209.2024.2374801","DOIUrl":"10.1080/13880209.2024.2374801","url":null,"abstract":"<p><strong>Context: </strong>Virtually all parts of <i>Salvadora persica</i> L. (Salvadoraceae) are used in traditional medicine. The twigs and leaves are used for oral health, but leaves are far less investigated.</p><p><strong>Objective: </strong>This study assesses the oral health-promoting potential of <i>S. persica</i> leaves with emphasis on anti-inflammatory and antiproliferative effects and provides an in depth-characterization of their metabolite profile.</p><p><strong>Materials and methods: </strong>Hot-water and methanolic <i>S. persica</i> leaf extracts (1, 10, and 100 µg/mL) and their major constituents (5, 10, and 50 µM), were subjected to cellular assays on IL-8 and TNFα release in LPS-stimulated human neutrophils, NO-release in LPS/IFNγ stimulated mouse macrophages, and proliferation of HNO97 human tongue carcinoma cells. Metabolite profiling was performed by UHPLC-HRMS analysis. Major constituents were isolated and structurally elucidated.</p><p><strong>Results and discussion: </strong>Both extracts showed pronounced anti-inflammatory activity in LPS-stimulated neutrophils. Major identified compound classes were flavonoid glycosides, the glucosinolate glucotropaeolin, phenyl- and benzylglycoside sulfates, and megastigmane glycosylsulfates, the latter ones identified for the first time in <i>S. persica</i>. Glucotropaeolin strongly inhibited the release of IL-8 and TNF-α (13.3 ± 2.0 and 22.7 ± 2.6% of the release of stimulated control cells at 50 µM), while some flavonoids and 3-(3'-<i>O</i>-sulfo-β-d-glucopyranosyloxy)-7,8-dihydro-β-ionone, a newly isolated megastigmane glycosylsulfate, were moderately active. Benzylisothiocyanate, which is likely formed from glucotropaeolin during traditional application of <i>S. persica,</i> showed considerable antiproliferative activity (IC₅₀ in HNO97 cells: 10.19 ± 0.72 µM) besides strongly inhibiting IL-8 and TNFα release.</p><p><strong>Conclusions: </strong>Glucotropaeolin and benzylisothiocyanate are likely implicated in the oral health-promoting effects of <i>S. persica</i> leaves. The chemistry and pharmacology of the newly identified megastigmane glycosylsulfates should be further evaluated.</p>","PeriodicalId":19942,"journal":{"name":"Pharmaceutical Biology","volume":"62 1","pages":"563-576"},"PeriodicalIF":3.9,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11259067/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141634202","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Study of the multitarget mechanism of Astragalus (HUANGQI) in the treatment of Alzheimer’s disease based on network pharmacology and molecular docking technology","authors":"Feng Lv, Mei Sun, Chunmeng Qin, Dan Du, Xiangru Zheng, Wenjun Li","doi":"10.1080/13880209.2024.2382962","DOIUrl":"https://doi.org/10.1080/13880209.2024.2382962","url":null,"abstract":"In China, HUANGQI is widely used for the treatment of Alzheimer’s disease (AD). However, a comprehensive understanding of its mechanism of anti-AD effects is lacking.To explore the active ingredien...","PeriodicalId":19942,"journal":{"name":"Pharmaceutical Biology","volume":"7 1","pages":""},"PeriodicalIF":3.8,"publicationDate":"2024-07-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141780588","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Peter Houghton (1947 – 2024) – in memoriam*","authors":"Michael Heinrich","doi":"10.1080/13880209.2024.2365210","DOIUrl":"https://doi.org/10.1080/13880209.2024.2365210","url":null,"abstract":"Published in Pharmaceutical Biology (Vol. 62, No. 1, 2024)","PeriodicalId":19942,"journal":{"name":"Pharmaceutical Biology","volume":"27 1","pages":""},"PeriodicalIF":3.8,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141586711","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}