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Effects of subclinical hypothyroidism in type II diabetes mellitus patients on biochemical, coagulation, and fibrinolysis status. II 型糖尿病患者亚临床甲状腺机能减退对生化、凝血和纤维蛋白溶解状态的影响。
IF 1.4 Q3 Pharmacology, Toxicology and Pharmaceutics Pub Date : 2024-04-01 Epub Date: 2024-05-06 DOI: 10.4103/JAPTR.JAPTR_89_24
Yasir Abbas Atia, Suhad Taha Mohammed, Sarmad S Abdullah, Ahmed Saad Abbas, Hayder Adnan Fawzi

The aim of the currnet study to examine the effect of subclinical hypothyroidism (SCH) in diabetic patients on coagulation parameters. This retrospective case-control study involves 130 patients diagnosed with type 2 diabetes mellitus (T2DM), divided into 65 T2DM with newly diagnosed SCH and 65 euthyroid (EUT) T2DM patients without SCH. Fibrinogen (FIB) was significantly higher in SCH (508.2 ± 63.0 mg/dL) than EUT (428.1 ± 44.8 mg/dL). In the SCH patients, FIB correlated with several parameters, such as age (β = 0.396), body mass index (β = 0.578), glycated hemoglobin (β = 0.281), and activated partial thromboplastin time (β = 0.276). In conclusion SCH in DM patients appears to increase the magnitude of coagulopathy.

本研究旨在探讨糖尿病患者亚临床甲状腺功能减退症(SCH)对凝血参数的影响。这项回顾性病例对照研究涉及 130 名确诊为 2 型糖尿病(T2DM)的患者,分为 65 名新确诊患有亚临床甲状腺功能减退症(SCH)的 T2DM 患者和 65 名未患有亚临床甲状腺功能减退症(SCH)的甲状腺功能正常(EUT)T2DM 患者。SCH患者的纤维蛋白原(FIB)(508.2 ± 63.0 mg/dL)明显高于EUT患者(428.1 ± 44.8 mg/dL)。在 SCH 患者中,FIB 与多个参数相关,如年龄(β = 0.396)、体重指数(β = 0.578)、糖化血红蛋白(β = 0.281)和活化部分凝血活酶时间(β = 0.276)。总之,DM 患者的 SCH 似乎会增加凝血病的程度。
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引用次数: 0
Antioxidant potential and polyphenol content in different parts of Graptophyllum pictum extracts. 虎皮兰不同部位提取物的抗氧化潜力和多酚含量。
IF 1.4 Q3 Pharmacology, Toxicology and Pharmaceutics Pub Date : 2024-04-01 Epub Date: 2024-05-06 DOI: 10.4103/japtr.japtr_325_23
Feda Anisah Makkiyah, Eldiza Puji Rahmi, Rini Anggi Arista, Nelly Marliani, Waras Nurcholis

The antioxidant potential of Graptophyllum pictum (wungu leaves), an indigenous shrub plant extensively used in traditional medicine in Indonesia, was investigated in this study. The research focused on a comprehensive evaluation of total phenolic content (TPC), total flavonoid content (TFC), 2,2-diphenyl-1-picrylhydrazyl (DPPH), and ferric-reducing antioxidant power (FRAP) across various plant parts, including roots, stems, and flowers, which had been underexplored in prior studies. The ethanol extract derived from wungu flowers and leaves demonstrated notable antioxidant potential, characterized by elevated TPC (12.22 ± 0.31 mg GAE/g DW) and FRAP (37.73 ± 1.08 μmol TEAC/g DW) in the ethanol extract of wungu flowers. Similarly, the ethanol extract of wungu leaves showcased a substantial TFC (2.31 ± 0.18 mg QE/g DW) and DPPH (1.12 ± 0.05 μmol TEAC/g DW), surpassing other parts of the wungu plant in the same or different extracts. These findings suggested that ethanol extracts were a promising foundation for herbal medicines with antioxidant properties, highlighting their potential applications in plant breeding programs. Furthermore, the correlation data underscored the significance of the ethyl acetate and ethanol extracts, revealing a robust correlation between TPC, TFC, and FRAP compared to the n-hexane extract.

本研究调查了印度尼西亚一种广泛用于传统医学的本地灌木植物--Graptophyllum pictum(翁谷叶)的抗氧化潜力。研究的重点是全面评估植物各部分(包括根、茎和花)的总酚含量(TPC)、总黄酮含量(TFC)、2,2-二苯基-1-苦基肼(DPPH)和铁还原抗氧化力(FRAP),而在之前的研究中对这些部分的研究还不够深入。翁谷花和叶的乙醇提取物具有显著的抗氧化潜力,其特点是翁谷花乙醇提取物中的 TPC(12.22 ± 0.31 mg GAE/g DW)和 FRAP(37.73 ± 1.08 μmol TEAC/g DW)均有所提高。同样,在相同或不同萃取物中,芒果叶乙醇萃取物的TFC(2.31 ± 0.18 mg QE/g DW)和DPPH(1.12 ± 0.05 μmol TEAC/g DW)含量也很高,超过了芒果植物的其他部分。这些研究结果表明,乙醇提取物是具有抗氧化特性的草药的基础,突出了其在植物育种计划中的潜在应用。此外,相关数据强调了乙酸乙酯和乙醇提取物的重要性,与正己烷提取物相比,乙醇提取物中的 TPC、TFC 和 FRAP 之间具有很强的相关性。
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引用次数: 0
Effect of polar fractions of Marsilea crenata C. Presl. leaves in zebrafish locomotor activity. Marsilea crenata C. Presl.叶片极性馏分对斑马鱼运动活动的影响
IF 1.4 Q3 Pharmacology, Toxicology and Pharmaceutics Pub Date : 2024-04-01 Epub Date: 2024-05-06 DOI: 10.4103/japtr.japtr_241_23
Burhan Ma'arif, Mohamad Fajrul Anwar, Hidayatullah Hidayatullah, Faisal Akhmal Muslikh, Arief Suryadinata, Hajar Sugihantoro, Denis Mery Mirza, Novia Maulina, Maximus M Taek

Neurodegenerative diseases (NDs) are pathological conditions initiated by the loss of neuronal cell structure and the progressive decline in function caused by prolonged neuroinflammation. Postmenopausal women are at a high risk of experiencing NDs due to estrogen deficiency in their bodies, necessitating the administration of phytoestrogens as a replacement for estrogen in the body. One alternative therapy is administering phytoestrogens, estrogen-like substances from plants, which can be obtained from Marsilea crenata C. Presl. leaves. The purpose of this study was to determine whether administration of the n-butanol fraction (BF) and water fraction (WF) of M. crenata leaves could increase locomotor activity in rotenone-induced zebrafish. Treatment was given to each group of zebrafish with BF and WF at doses of 2.5; 5; 10; and 20 ppm to determine the locomotor activity. Then an analysis was carried out by looking at each movement of the zebrafish swimming for 1 min at the time of observation on days 0, 7, 14, 21, and 28. The result showed that BF and WF significantly increased the locomotor activity of zebrafish at the optimum dose of 20 ppm for BF and 5 ppm for WF compared to the negative control. This concludes that the polar fraction of M. crenata leaves is proven to have the potential to prevent ND progressivity.

神经退行性疾病(NDs)是由神经元细胞结构的丧失和长期神经炎症引起的功能逐渐衰退所引发的病理状态。绝经后妇女由于体内雌激素缺乏,患神经退行性疾病的风险很高,因此需要服用植物雌激素来替代体内的雌激素。一种替代疗法是服用植物雌激素,即从植物中提取的类似雌激素的物质,这种物质可从Marsilea crenata C. Presl.叶片中获得。本研究的目的是确定服用马氏囊叶的正丁醇馏分(BF)和水馏分(WF)是否能提高鱼藤酮诱导的斑马鱼的运动活性。每组斑马鱼分别接受2.5、5、10和20 ppm剂量的BF和WF处理,以测定其运动活性。然后通过观察斑马鱼在第 0、7、14、21 和 28 天游动 1 分钟的每个动作进行分析。结果表明,与阴性对照组相比,BF 和 WF 在最佳剂量(BF 为 20 ppm,WF 为 5 ppm)下能显著提高斑马鱼的运动活性。由此得出结论,M. crenata 叶子的极性部分被证明具有预防 ND 进展的潜力。
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引用次数: 0
The effect of porang (Amorphophallus muelleri) extract on renal histopathological changes. 茯苓提取物对肾组织病理学变化的影响
IF 1.4 Q3 Pharmacology, Toxicology and Pharmaceutics Pub Date : 2024-04-01 Epub Date: 2024-05-06 DOI: 10.4103/JAPTR.JAPTR_426_23
Evan Ricardo, Bernadette Dian Novita, Niluh Suwasanti, Jovan Amadeo Muliyanto, I Gusti Agung Putu Diah Meliana Dewi, Ferdinand Jaya

Diabetes mellitus is a chronic condition defined by elevated blood sugar levels (hyperglycemia). This condition can lead to complications such as nephropathy, which is histologically shown with glomerulosclerosis. Glucomannan, a component of Amorphophallus muelleri, offers numerous health benefits, but its direct therapeutic effect on glomeruli remains uncertain. Male Wistar rats which were taken with random sampling (n = 30) were distributed into six distinct groups. All groups, excluding Group N, received 125 mg/kg BW single intraperitoneal dose of alloxan. Group N received a single dose of PBS 125 mg/kg BW. After 7 days, Group K + was induced with acarbose at a dose of 50 mg/70 kg BW (adjusted using a factor of 0.018) orally per day. Groups N and K - induced with 1% CMC Na at 0.2 mL/0.1 kg orally per day. While Group P1, P2, and P3 were orally given A. muelleri ethanolic extract orally per day at a dose of 100, 200, and 400 mg/kg BW. The following 50 days of treatment, the Wistar rats were euthanized, and their kidney was preserved for histological slides that were stained with hematoxylin and eosin. The oral administration of A. muelleri ethanolic extract in alloxan-induced diabetic rats led to a significant decrease in the average of glomerulosclerosis instances when compared to the K - group. The most effective dose was observed at 400 mg/kg BW per day. A. muelleri administration leads to a reduction in glomerulosclerosis occurrences, suggesting its potential as a therapeutic approach for reducing complications probability linked to hyperglycemia.

糖尿病是一种以血糖水平升高(高血糖)为特征的慢性疾病。这种疾病会导致肾病等并发症,组织学上表现为肾小球硬化。葡甘露聚糖(Amorphophallus muelleri 的一种成分)对健康有诸多益处,但其对肾小球的直接治疗效果仍不确定。随机取样的雄性 Wistar 大鼠(n = 30)被分成六个不同的组。除 N 组外,其他各组均腹腔注射 125 毫克/千克体重的阿脲。N 组接受 125 毫克/千克体重的单剂量 PBS。7 天后,K + 组接受阿卡波糖诱导,剂量为每天口服 50 毫克/70 千克体重(调整系数为 0.018)。N 组和 K - 组每天口服 1% CMC Na,剂量为 0.2 mL/0.1 kg。P1、P2 和 P3 组每天口服 A. muelleri 乙醇提取物,剂量分别为 100、200 和 400 毫克/千克体重。治疗 50 天后,对 Wistar 大鼠实施安乐死,并将其肾脏保存起来,用苏木精和伊红进行组织切片染色。在阿脲诱导的糖尿病大鼠中口服 A. muelleri 乙醇提取物后,与 K - 组相比,肾小球硬化的平均实例显著减少。最有效的剂量为每天 400 毫克/千克体重。服用 A. muelleri 可减少肾小球硬化的发生,这表明它有可能成为减少与高血糖有关的并发症的一种治疗方法。
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引用次数: 0
A novel dihydroacridine derivative targets epidermal growth factor receptor-expressing cancer cells in vitro and in vivo. 一种新型二氢吖啶衍生物可在体外和体内靶向表达表皮生长因子受体的癌细胞。
IF 1.4 Q3 Pharmacology, Toxicology and Pharmaceutics Pub Date : 2024-04-01 Epub Date: 2024-05-06 DOI: 10.4103/JAPTR.JAPTR_392_23
Anna Epishkina, Viktoria Pakina, Ekaterina Kutorkina, Evgeniia Bogoslovskaya, Oksana Tumutolova, Matvey Tolstov, Aleksandra Igrunkova, Ilya Fedoseikin, Ekaterina Blinova, Elena Semeleva, Dmitrii Blinov

Small molecules are considered a source of novel medicines targeting carcinogenic intracellular pathways including epidermal growth factor receptor (EGFR) signaling. The main goal of the study is to assess whether LHT-17-19 could be considered an effective target molecule against EGFR-expressing tumor cells in silico, in vitro, and in vivo. This was an in vivo, ex vivo, and in vivo experimental study. LHT-17-19 affinity to EGFR's kinase domain was assessed by the ligand's molecular docking. EGFR-expressing Hs746T human gastric cancer cell culture and patient-derived organoid (PDO) model of EGFR-positive breast cancer (BC) were used for in vitro assessment of the molecule anticancer property. IC50 and GI50 indexes were estimated using MTT- and MTS-based tests, respectively. Anticancer activity of LHT-17-19 against EGFR-expressing mutant lung carcinoma was studied on patient-derived xenograft (PDX) model established in 10 humanized BALB/c male mice. Continuous variables were presented as a mean ± standard deviation. Intergroup differences were assessed by two-way t-test. Kaplan-Meier's curves were used for survival analysis. High affinity of LHT-17-19 for the EGFR kinase domain with dG score -7.9 kcal/mol, EDoc-5.45 kcal/mol, and Ki 101.24 uM was due to intermolecular π-σ bonds formation and the ligand intramolecular transformation. LHT-17-19 induced anti-EGFR-expressing gastric cancer cells cytotoxicity with IC50 0.32 µM (95% confidence interval [CI] 0.11-0.54 µM). The derivative inhibited growth of EGFR-expressing BC PDO with GI50 16.25 µM (95% CI 4.44-28.04 µM). 2 mg/kg LHT-17-19 intravenously daily during 7 days inhibited PDX tumor growth and metastatic activity, prolonged animals' survival, and eliminated EGFR-mutant lung cancer cells from residual tumor's node. LHT-17-19 may be considered a molecular platform for further search of promising molecules, EGFR-expressing cancer cell inhibitors.

小分子药物被认为是针对包括表皮生长因子受体(EGFR)信号转导在内的致癌细胞内通路的新型药物的来源。这项研究的主要目的是评估 LHT-17-19 能否被认为是一种在硅学、体外和体内对表达表皮生长因子受体的肿瘤细胞有效的靶向分子。这是一项体内、体外和体内实验研究。通过配体的分子对接评估了 LHT-17-19 与表皮生长因子受体激酶结构域的亲和力。表达表皮生长因子受体的 Hs746T 人胃癌细胞培养和表皮生长因子受体阳性乳腺癌(BC)患者衍生类器官(PDO)模型用于体外评估该分子的抗癌特性。分别使用基于 MTT 和 MTS 的试验估算了 IC50 和 GI50 指标。在10只人源化BALB/c雄性小鼠体内建立的患者异种移植(PDX)模型上研究了LHT-17-19对表皮生长因子受体表达突变型肺癌的抗癌活性。连续变量以平均值 ± 标准差表示。组间差异通过双向 t 检验进行评估。Kaplan-Meier曲线用于生存分析。LHT-17-19与表皮生长因子受体激酶结构域的高亲和力(dG score -7.9 kcal/mol,EDoc-5.45 kcal/mol,Ki 101.24 uM)是分子间π-σ键形成和配体分子内转化所致。LHT-17-19 能诱导表达抗 EGFR 的胃癌细胞产生细胞毒性,IC50 为 0.32 µM(95% 置信区间 [CI] 0.11-0.54 µM)。该衍生物可抑制表达表皮生长因子受体的 BC PDO 的生长,其 GI50 为 16.25 µM(95% 置信区间为 4.44-28.04 µM)。每天静脉注射 2 毫克/千克 LHT-17-19(7 天)可抑制 PDX 肿瘤的生长和转移活性,延长动物的生存期,并清除残留肿瘤结节中的表皮生长因子受体突变肺癌细胞。LHT-17-19可被视为一个分子平台,用于进一步寻找有前景的分子--表皮生长因子受体表达的癌细胞抑制剂。
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引用次数: 0
The combination of Fourier-transform infrared spectroscopy with pattern recognition techniques for classification and discrimination of red snapper fish oils. 将傅立叶变换红外光谱与模式识别技术相结合,用于红鲷鱼油的分类和鉴别。
IF 1.4 Q3 Pharmacology, Toxicology and Pharmaceutics Pub Date : 2024-04-01 Epub Date: 2024-05-06 DOI: 10.4103/JAPTR.JAPTR_401_23
Irnawati Irnawati, Anjar Windarsih, Nurrulhidayah Ahmad Fadzillah, Abdul Rohman, La Ode Muhammad Hazairin Nadia, Sofia Arlana, Ruslin

Fish oils are good sources for essential fatty acids such as omega-3 and omega-6 fatty acids needed to human growth. Indonesia is rich in fish species and among this, red snapper fish (Lutjanus sp.) can be extracted to get red snapper fish oils (RSFOs). The aim of this study was to classify and discriminate RSFO from different origins using Fourier-transform infrared (FTIR) spectra and pattern recognition techniques. All of the RSFO's FTIR spectra were very similar. The FTIR vibrations showed the presence of triglycerides as the main composition in fish oils. Principal component analysis (PCA) could separate the RSFO according to sample origin. Supervised pattern recognition of partial least square-discriminant analysis (PLS-DA) and sparse PLS-DA (sPLS-DA) successfully discriminated and classified different Lutjanus species of fish oils obtained from different origins. The vibration of functional groups at 1711, 1653, 1745, and 3012 per cm were considered for their important contributions in discriminating of Lutjanus species (variable importance in projection, variable importance in the projection score >1). Fish oils obtained from the same species were classified into the same class indicating similar chemical compositions. Among the three pattern recognition techniques used, sPLS-DA offers the best model for the discrimination and classification of Lutjanus fish oils. It can be concluded that FTIR spectroscopy in combination with the pattern recognition technique is the potential to be used for of fish oil authentication to verify the quality of the fish oils. It can be further developed as a rapid and effective method for fish oil authentication.

鱼油是人体生长所需的必需脂肪酸(如欧米茄-3 和欧米茄-6 脂肪酸)的良好来源。印度尼西亚拥有丰富的鱼类物种,其中红鲷鱼(Lutjanus sp.)可以提取红鲷鱼油(RSFO)。本研究的目的是利用傅立叶变换红外光谱和模式识别技术对不同产地的红鲷鱼油进行分类和鉴别。所有 RSFO 的傅立叶变换红外光谱都非常相似。傅立叶变换红外光谱振动显示鱼油的主要成分是甘油三酯。主成分分析(PCA)可根据样品来源将 RSFO 区分开来。偏最小平方判别分析(PLS-DA)和稀疏 PLS-DA(sPLS-DA)的监督模式识别成功地对不同产地的不同泸氏鱼种的鱼油进行了判别和分类。考虑了功能基团在每厘米 1711、1653、1745 和 3012 处的振动对鉴别琵琶鱼品种的重要贡献(投影重要性可变,投影重要性可变得分大于 1)。同一物种的鱼油被归入同一类别,表明其化学成分相似。在所使用的三种模式识别技术中,sPLS-DA 提供了区分和分类 Lutjanus 鱼油的最佳模型。由此可以得出结论,傅立叶变换红外光谱与模式识别技术相结合可用于鱼油鉴定,以验证鱼油的质量。它可以进一步发展成为一种快速有效的鱼油鉴定方法。
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引用次数: 0
Ethanolic extract of Gracilaria spp. Attenuates the inflammatory stage of oral mucosa wound healing: An in vivo study. 减轻口腔黏膜伤口愈合的炎症阶段:一项体内研究
IF 1.4 Q3 Pharmacology, Toxicology and Pharmaceutics Pub Date : 2024-04-01 Epub Date: 2024-05-06 DOI: 10.4103/JAPTR.JAPTR_451_23
Rachmi Fanani Hakim, Rinaldi Idroes, Olivia Avriyanti Hanafiah, Binawati Ginting, Fakhrurrazi Fakhrurrazi, Noviandi Indum Putra, Nur Balqis Maulidya

Millions of bacteria present in the mouth cavity contribute to the challenging management of oral mucosa injury. On the other hand, Gracilaria spp. (red algae) is one of the widely cultivated algae that have a strong potential as a wound-healing agent for oral mucosa injury. This study aimed to investigate the wound-healing property of the red algae by observing its effect on polymorphonuclear (PMN), a neutrophil that is usually recruited during the initial wound healing. The extract was obtained through maceration and used as bioactive ingredient in gel preparation. Rattus norvegicus with incision wounds in the oral mucosa was used as the animal model. Our results revealed that rats treated with the red algae gel had significantly lower PMN on the injury site (P < 0.01) as observed on days 1, 3, and 5. Identification using gas chromatography-mass spectrometry showed that the extract was rich in hexadecenoic acid and glycerol. The brine shrimp lethality test suggested low cytotoxicity of this extract with LC50 = 10694.93 mg/mL. In conclusion, the extract could be potentially used as bioactive ingredient in gel formulation for topical management of oral mucosa wounds. Further, research to confirm these findings is warranted.

口腔中的细菌数以百万计,给口腔黏膜损伤的治疗带来了挑战。另一方面,红藻(Gracilaria spp.)是一种广泛栽培的藻类,具有作为口腔黏膜损伤伤口愈合剂的强大潜力。本研究旨在通过观察红藻对多形核(PMN)的影响来研究红藻的伤口愈合特性。红藻提取物通过浸泡获得,并用作凝胶制备的生物活性成分。以口腔粘膜有切口的大白鼠为动物模型。结果表明,经红藻凝胶处理的大鼠在第 1、3 和 5 天观察到,受伤部位的 PMN 明显降低(P < 0.01)。气相色谱-质谱鉴定显示,提取物富含十六烯酸和甘油。盐水虾致死试验表明,该提取物的细胞毒性较低,LC50 = 10694.93 mg/mL。总之,该提取物可作为生物活性成分用于凝胶配方,以局部治疗口腔黏膜伤口。有必要进一步开展研究来证实这些发现。
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引用次数: 0
Green synthesis of gold nanoparticles from the aqueous extracts of Sphagneticola trilobata (L.) J.F Pruski as anti-breast cancer agents. 从 Sphagneticola trilobata (L.) J.F Pruski 的水提取物中绿色合成金纳米粒子作为抗乳腺癌药物。
IF 1.4 Q3 Pharmacology, Toxicology and Pharmaceutics Pub Date : 2024-04-01 Epub Date: 2024-05-06 DOI: 10.4103/japtr.japtr_410_23
Vivi Mardina, Teuku Andi Fadlly, Tisna Harmawan, Elly Sufriadi, Muhammad Iqramullah, Hamdani Umar, Syafruddin Ilyas

The invasive plant, Sphagneticola trilobata (L.) J. F. Pruski, has been known for its bioactivities and used to synthesize gold nanoparticles (AuNPs). Nonetheless, previous research has not directly compared the effectiveness of the plant parts in producing the AuNPs. The objective of this study was to compare the effectiveness of the flower and leaf of S. trilobata in synthesizing AuNPs. S. trilobata leaves and flowers were separately extracted using distilled water at 60°C for 30 min. The leaf and flower extracts were mixed with the HAuCl. 3H2O and heated to 60°C for 30 min to yield AuNPs-ALSt and AuNPs-AFSt, respectively. AuNPs were also prepared using trisodium citrate (Na3C6H5O7) as a control. The resultant AuNPs were characterized using an ultraviolet-visible spectrophotometer, particle size analyzer, and scanning electron microscope. Antioxidant activity was evaluated based on 1-diphenyl-2-picrylhydrazyl (DPPH) inhibition and anticancer activity- 3-(4, 5-dimethylthiazolyl-2)-2, 5-diphenyltetrazolium bromide assay against MCF-7 cells. The AuNPs-ALSt and AuNPs-AFSt were revealed to have better stability and smaller particle diameters. AuNPs-ALSt and AuNPs-AFSt had average particle diameters of 11.86 ± 3.37 and 34.86 ± 23.56 nm, respectively. Agglomeration was predominantly observed in AuNPs synthesized using the flower or leaf extract as stipulated to be affected by the insufficient capping agent and intense hydrolytic reaction. AuNPs-AFSt had higher DPPH antioxidant activity than AuNPs-ALSt with half-maximal inhibitory concentrations of IC50 123.44 and 168.83 ppm, respectively. Both AuNPs-ALSt and AuNPs-AFSt could inhibit 80% growth of the MCF-7; however, at lower concentrations, inhibitory effects were more pronounced in AuNPs-AFSt. Aqueous extracts of S. trilobata flowers and leaves could be used to synthesize AuNPs, whereas the former yielded AuNPs with higher biological activities.

入侵植物 Sphagneticola trilobata (L.) J. F. Pruski 因其生物活性而闻名,并被用于合成金纳米粒子(AuNPs)。然而,以往的研究并没有直接比较这些植物部分在生产 AuNPs 方面的有效性。本研究的目的是比较三叶金线莲的花和叶合成 AuNPs 的效果。在 60°C 温度下分别用蒸馏水提取三叶金雀花的叶和花 30 分钟。将叶和花的提取物与 HAuCl.3H2O 混合并加热至 60°C 30 分钟,分别得到 AuNPs-ALSt 和 AuNPs-AFSt。还以柠檬酸三钠(Na3C6H5O7)为对照制备了 AuNPs。使用紫外可见分光光度计、粒度分析仪和扫描电子显微镜对制备的 AuNPs 进行了表征。根据 1-二苯基-2-苦基肼(DPPH)抑制和 3-(4,5-二甲基噻唑基-2)-2,5-二苯基溴化四唑对 MCF-7 细胞的抗癌活性进行了抗氧化活性评估。结果表明,AuNPs-ALSt 和 AuNPs-AFSt 具有更好的稳定性和更小的颗粒直径。AuNPs-ALSt 和 AuNPs-AFSt 的平均粒径分别为 11.86 ± 3.37 nm 和 34.86 ± 23.56 nm。使用花提取物或叶提取物合成的 AuNPs 主要出现团聚现象,这可能是受封端剂不足和水解反应剧烈的影响。AuNPs-AFSt 的 DPPH 抗氧化活性高于 AuNPs-ALSt,其半最大抑制浓度 IC50 分别为 123.44 和 168.83 ppm。AuNPs-ALSt和AuNPs-AFSt都能抑制80%的MCF-7生长,但在较低浓度下,AuNPs-AFSt的抑制作用更为明显。 三叶金线莲的花和叶的水提取物均可用于合成AuNPs,而前者产生的AuNPs具有更高的生物活性。
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引用次数: 0
Effect of quercetin against pilocarpine-induced epilepsy in mice. 槲皮素对小鼠皮质激素诱发癫痫的影响
IF 1.4 Q3 Pharmacology, Toxicology and Pharmaceutics Pub Date : 2024-04-01 Epub Date: 2024-05-06 DOI: 10.4103/JAPTR.JAPTR_496_23
Waleed K Abdulsahib, Mohanad Y Al-Radeef

Globally, an estimated 50 million people are affected by epilepsy, a persistent, noncommunicable neurological ailment. Quercetin (QR) is a prevalent flavonoid substance extensively dispersed throughout agricultural life. In a pilocarpine (PILO)-induced epilepsy model in mice, this investigation aimed to determine whether QR has an antiepileptic effect and explore its putative mechanism of action. Fifty mice were allocated into seven groups, with six in every group. The first group received physiological saline, the second group was given diazepam (1 mg/kg), and four groups were administered QR at 50, 100, 150, and 200 mg/kg, respectively. The seventh group (the induction group) received normal saline. After 30 min, all groups were injected intraperitoneally with PILO. The impact of QR on motor coordination was assessed using the rotarod test, while measures such as latency to first seizure, generalized tonic-clonic seizures (GTCS), number of convulsions, and mortality were recorded. Serum samples were collected through the retro-orbital route to measure prostaglandin E2 (PGE2) and interleukin 1 beta (IL-1β) levels. QR showed no significant difference in motor impairment, but increased duration until the initial seizure occurred and declined the mortality rate, duration of GTCS, and incidence of convulsions. All doses of QR significantly reduced PGE2 levels (P ≤ 0.05). However, QR's effect on IL-1β reduction was statistically insignificant (P > 0.05). QR's capacity to inhibit PILO-induced epilepsy by decreasing IL-1 and PGE2 levels is supported by this study. The results of this work indicate that QR could have a function to treat acute epilepsy.

据估计,全球有 5000 万人受到癫痫这种非传染性神经系统顽疾的影响。槲皮素(QR)是一种普遍存在的类黄酮物质,广泛分布于农业生产中。在皮洛卡品(PILO)诱导的小鼠癫痫模型中,本研究旨在确定槲皮素是否具有抗癫痫作用,并探索其可能的作用机制。50 只小鼠被分为 7 组,每组 6 只。第一组接受生理盐水,第二组服用地西泮(1 毫克/千克),四组分别服用 50、100、150 和 200 毫克/千克的 QR。第七组(诱导组)接受生理盐水。30 分钟后,所有组均腹腔注射 PILO。使用旋转木马测试评估 QR 对运动协调性的影响,同时记录首次发作潜伏期、全身强直阵挛发作 (GTCS)、抽搐次数和死亡率等指标。通过眶后途径采集血清样本,以测量前列腺素 E2(PGE2)和白细胞介素 1 beta(IL-1β)的水平。QR在运动损伤方面没有明显差异,但延长了直至首次癫痫发作的持续时间,并降低了死亡率、GTCS持续时间和抽搐发生率。所有剂量的 QR 都能明显降低 PGE2 水平(P ≤ 0.05)。然而,QR 对 IL-1β 的降低作用在统计学上并不显著(P > 0.05)。本研究支持 QR 通过降低 IL-1 和 PGE2 水平来抑制 PILO 诱导的癫痫。这项工作的结果表明,QR 具有治疗急性癫痫的功能。
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引用次数: 0
Antioxidant and cytotoxicity screenings of ethyl acetate extract from Annona muricata leaves and its fractions. 从鼠李属植物叶片及其馏分中提取的乙酸乙酯提取物的抗氧化性和细胞毒性筛选。
IF 1.4 Q3 Pharmacology, Toxicology and Pharmaceutics Pub Date : 2024-04-01 Epub Date: 2024-05-06 DOI: 10.4103/JAPTR.JAPTR_470_23
Binawati Ginting, Mustanir Yahya, Nurdin Saidi, Ilham Maulana, Murniana Murniana, Eka Safitri, Muhammad Bahi, Yetty Rosiyana, Hazrina Novani, Devia Nurul Azla Milza

Leaves of Annona muricata have medicinal potential which has gained attention from researchers around the world. This study has an objective to screen the antioxidant and cytotoxicity of ethyl acetate extract from A. muricata leaves and its fraction. The fine powder of A. muricata was macerated in methanol and further partitioned using two different solvents, namely n-hexane and ethyl acetate. In this article, we reported the screening results for ethyl acetate extract. Fractionation was then performed on the extract by means of column chromatography by gradient elution resulting in five combined fractions. Brine shrimp lethality test and 1-diphenyl-2-pycrilhidrazil (DPPH) assays were employed to evaluate the cytotoxicity and antioxidant of the extract, respectively. Characterization using gas chromatography-mass spectroscopy (GC-MS) was then conducted. The cytotoxicity of the samples was indicated by median lethal concentration50 values ranging from 28.84 to 1023.3 ppm. As for the antioxidant activity, the DPPH median inhibitory concentration50 values ranged from 4.12 to 180.66 ppm. GC-MS analysis on the most bioactive fraction revealed the predominating phytochemical contents of neophytadiene, palmitic acid, and phytol. In conclusion, the fraction of ethyl acetate extract from A. muricata leaves could potentially act as a strong antioxidant and moderate cytotoxic agent.

鼠尾草属植物的叶片具有药用潜力,受到世界各地研究人员的关注。本研究的目的是筛选鹅掌楸叶乙酸乙酯提取物及其馏分的抗氧化性和细胞毒性。将 A. muricata 的细粉浸泡在甲醇中,然后用正己烷和乙酸乙酯这两种不同的溶剂进行分馏。本文报告了乙酸乙酯提取物的筛选结果。然后,通过梯度洗脱柱层析法对提取物进行分馏,最后得到五个合并馏分。盐水虾致死试验和 1-二苯基-2-吡咯烷酮(DPPH)试验分别用于评估提取物的细胞毒性和抗氧化性。然后使用气相色谱-质谱(GC-MS)进行表征。中位致死浓度 50 值从 28.84 ppm 到 1023.3 ppm 不等,表明了样品的细胞毒性。至于抗氧化活性,DPPH 的中位抑制浓度 50 值介于 4.12 至 180.66 ppm 之间。对最具生物活性的馏分进行的气相色谱-质谱分析表明,其主要植物化学成分为新茶二烯、棕榈酸和植物醇。总之,鼠尾草叶乙酸乙酯萃取物中的馏分可能具有很强的抗氧化性和适度的细胞毒性。
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引用次数: 0
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Journal of Advanced Pharmaceutical Technology & Research
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