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Hepatoprotective activity of Trianthema portulacastrum against lipopolysaccharide/ D-galactosamine- induced hepatotoxicity in mice 马齿苋对脂多糖/ d -半乳糖胺所致小鼠肝毒性的保护作用
IF 0.6 4区 生物学 Q Biochemistry, Genetics and Molecular Biology Pub Date : 2023-09-01 DOI: 10.56042/ijeb.v61i09.3784
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引用次数: 0
Development of recombinant sialidase (NanH) protein-based Indirect-ELISA for epidemiological survey of anti-Pasteurella multocida antibodies in bovines 重组唾液酸酶(NanH)蛋白间接ELISA用于牛多杀性巴氏杆菌抗体流行病学调查的研究
IF 0.6 4区 生物学 Q Biochemistry, Genetics and Molecular Biology Pub Date : 2023-09-01 DOI: 10.56042/ijeb.v61i09.3872
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引用次数: 0
The Effect of KATP Openers and Blockers on AKT and mTOR mRNA Levels in the Hippocampus and Cortex of Rats with Penicillin-Induced Epilepsy KATP开放剂和阻滞剂对青霉素致癫痫大鼠海马和皮质AKT和mTOR mRNA水平的影响
IF 0.6 4区 生物学 Q Biochemistry, Genetics and Molecular Biology Pub Date : 2023-09-01 DOI: 10.56042/ijeb.v61i09.1547
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引用次数: 0
Determination of lithium toxicity by apoptosis and different biomarkers on Carassius auratus (Linn.) tissues 细胞凋亡和不同生物标志物对鲫鱼组织锂毒性的测定
IF 0.6 4区 生物学 Q Biochemistry, Genetics and Molecular Biology Pub Date : 2023-09-01 DOI: 10.56042/ijeb.v61i09.5115
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引用次数: 0
Correlation between musculoskeletal ultrasound signs of gouty arthritis and disease activity 痛风性关节炎的肌肉骨骼超声征象与疾病活动度的相关性
IF 0.6 4区 生物学 Q Biochemistry, Genetics and Molecular Biology Pub Date : 2023-09-01 DOI: 10.56042/ijeb.v61i09.5188
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引用次数: 0
Downregulation of Wnt/β-catenin self-renewal pathway in cervical cancer cells by polyphenolic compounds 多酚类化合物下调宫颈癌症细胞Wnt/β-catenin自我更新途径
IF 0.6 4区 生物学 Q Biochemistry, Genetics and Molecular Biology Pub Date : 2023-09-01 DOI: 10.56042/ijeb.v61i09.3875
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引用次数: 0
Corynoxine and corynoxine B enhance the antitumor activity of gemcitabine in Panc-1 cells via ROS-p38 signaling pathway 炔诺星和炔诺星B通过ROS-p38信号通路增强吉西他滨对Panc-1细胞的抗肿瘤活性
IF 0.6 4区 生物学 Q Biochemistry, Genetics and Molecular Biology Pub Date : 2023-07-31 DOI: 10.56042/ijeb.v61i08.3878
Limin Yin, Chaohong Shi, Zhong-xiang Zhang, Wensheng Wang, Ming Li
Pancreatic ductal adenocarcinoma (PDAC) is one of the most malignant tumors, and effective therapeutic interventions for PDAC are limited. While Corynoxine (Cory) and its isomer Cory B have been identified as autophagy inducers in neuronal cells, it remains unclear whether they exert a therapeutic effect on PDAC. Here, we performed cell counting kit-8 (CCK8), colony formation, 5-Ethynyl-2′-deoxyuridine (EDU) staining, TUNEL, and flow cytometry assays to evaluate the effects of Cory on PDAC. Western blotting was conducted to analyze the protein expression levels. We showed that Cory and Cory B enhanced cell growth arrest and pro-apoptotic effects of gemcitabine (Gem) on Gem-resistant Panc-1 cells. Mechanistic studies revealed that increased production of reactive oxygen species (ROS) and p38 activation were closely associated with Cory and Cory B-induced cell death. Pretreatment with ROS scavenger N-acetylcysteine blocked Cory and Cory B-induced cell death. Moreover, p38 inhibitor SB203580 prevented cell death induced by Cory and Cory B. Overall, Cory and Cory B increase the sensitivity of Gem-resistant Panc-1 cells to Gem through the activation of ROS-dependent p38 signaling pathway. Our results indicate that Cory and Cory B might be potential approaches for PDAC therapy.
胰腺导管腺癌(PDAC)是最恶性的肿瘤之一,对PDAC的有效治疗干预是有限的。虽然Corynoxine(Cory)及其异构体Cory B已被鉴定为神经元细胞中的自噬诱导剂,但尚不清楚它们是否对PDAC具有治疗作用。在此,我们进行了细胞计数试剂盒-8(CCK8)、集落形成、5-乙炔基-2′-脱氧尿苷(EDU)染色、TUNEL和流式细胞术测定,以评估Cory对PDAC的影响。进行蛋白质印迹以分析蛋白质表达水平。我们发现Cory和Cory B增强了吉西他滨(Gem)对Gem抗性Panc-1细胞的细胞生长停滞和促凋亡作用。机制研究表明,活性氧(ROS)产生和p38激活的增加与Cory和Cory B诱导的细胞死亡密切相关。ROS清除剂N-乙酰半胱氨酸预处理阻断了Cory和Cory B诱导的细胞死亡。此外,p38抑制剂SB203580阻止了Cory和Cory B诱导的细胞死亡。总体而言,Cory和科里B通过激活ROS依赖性p38信号通路增加了Gem抗性Panc-1细胞对Gem的敏感性。我们的研究结果表明,Cory和Cory B可能是PDAC治疗的潜在方法。
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引用次数: 0
Outcomes of wuhan, alpha, delta, omicron and other variants in severe acute respiratory syndrome coronavirus-2 武汉、阿尔法、德尔塔、奥密克戎和其他变异株在严重急性呼吸综合征冠状病毒2型中的结果
IF 0.6 4区 生物学 Q Biochemistry, Genetics and Molecular Biology Pub Date : 2023-07-31 DOI: 10.56042/ijeb.v61i08.4375
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引用次数: 1
Factors influencing mortality in ICU hospitalized patients with severe sepsis: A systematic review and meta-analysis ICU重症脓毒症住院患者死亡率的影响因素:系统回顾和荟萃分析
IF 0.6 4区 生物学 Q Biochemistry, Genetics and Molecular Biology Pub Date : 2023-07-31 DOI: 10.56042/ijeb.v61i08.4373
Keke Wu, Yun Luo, J. Qin, Xiaxia Xu
Sepsis is one of the primary causes of mortality in the world. When the sepsis develops into acute organ dysfunction it is considered severe. Severe sepsis increases the economic burden by means of potential treatment for inflammatory responses and multiple organ failure. Several factors, including age, inappropriate use of antibiotics, comorbidities, multiple organ dysfunction, and site of infection, are considered to increase mortality risk in severe septic patients. This systematic review analyses various factors influencing mortality in ICU-hospitalized patients with severe sepsis. A systematic search for relevant articles up to September 2022 was carried out on 6 electronic databases, including Scopus, MEDLINE, PubMed, ScienceDirect, Embase and Google Scholar. Of 1078 articles, only nine studies were reviewed after meeting the inclusion criteria. Meta-analysis of three studies reveal significantly more fatality in older patients than the younger (OR; 2.28: 1.65, 3.15: 95% CI: I 2 = 11%, P <0.00001). The number of organ failure also significantly influences the mortality with the mortality rate being higher for patients with ≥4 organ failures (OR; 0.19: 0.11, 0.30: 95% CI: I 2 = 93%: P <0.00001). The mortality rates for hospital-acquired, community-acquired and ICU-acquired infections were 0.41 (95% CI; 0.18, 0.69), 0.40 (95% CI; 0.20, 0.63), and 0.42 (95% CI; 0.44, 0.53), respectively. Gender shows no significant difference on mortality rates (OR; 1.05: 0.95, 1.16: 95% CI: I 2 = 27%: p = 0.35). Age, the number of organ failures, and the acquisition sites seem to significantly influence the mortality, while gender has an insignificant influence on the mortality of ICU-admitted severe septic patients.
败血症是世界上死亡的主要原因之一。当败血症发展为急性器官功能障碍时,它被认为是严重的。严重败血症通过潜在的炎症反应和多器官衰竭治疗增加了经济负担。一些因素,包括年龄、抗生素使用不当、合并症、多器官功能障碍和感染部位,被认为会增加严重脓毒症患者的死亡率。这篇系统综述分析了影响重症脓毒症ICU住院患者死亡率的各种因素。截至2022年9月,在Scopus、MEDLINE、PubMed、ScienceDirect、Embase和Google Scholar等6个电子数据库上对相关文章进行了系统搜索。在1078篇文章中,只有9项研究在符合纳入标准后进行了审查。三项研究的荟萃分析显示,老年患者的死亡率明显高于年轻患者(OR;2.28:1.65,3.15:95%CI:I2=11%,P<0.00001)。器官衰竭的数量也显著影响死亡率,≥4个器官衰竭的患者死亡率更高(OR;0.19:0.11,社区获得性感染和ICU获得性感染分别为0.41(95%CI;0.18,0.69)、0.40(95%CI;0.20,0.63)和0.42(95%CI:0.44,0.53)。性别对死亡率没有显著差异(OR;1.05:0.95,1.16:95%CI:I2=27%:p=0.35)。年龄、器官衰竭次数和获得部位似乎对死亡率有显著影响,而性别对ICU收治的严重脓毒症患者的死亡率影响不大。
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引用次数: 0
Utility of risk prediction nomogram for lymph node metastasis in the elderly with undifferentiated early gastric cancer 风险预测列线图在老年未分化早期癌症淋巴结转移中的应用
IF 0.6 4区 生物学 Q Biochemistry, Genetics and Molecular Biology Pub Date : 2023-07-31 DOI: 10.56042/ijeb.v61i08.4376
Yajun Zhang, Tiansheng Yin, Yang Liu, Jiajun Xiao
Gastric cancer (also called stomach cancer) is the 5 th most common cancer the human population suffer from, particularly in East Asia. For effective prevention, it is important to find biomarkers for early-stage diagnosis and prognosis. Further, finding the risk factors that are associated with undifferentiated early gastric cancer is the utmost required. Here, we explored the clinicopathological characteristics of undifferentiated early gastric cancer (EGC) in the elderly, and the risk factors for lymph node metastasis. A total of 187 elderly patients with undifferentiated EGC were selected as subjects, whose clinical data were analyzed retrospectively. They were divided into lymph node metastasis and non-lymph node metastasis groups, and the risk factors for lymph node metastasis were analyzed by univariate and multivariate logistic regression analyses. A nomogram model was established to predict the risk of lymph node metastasis, and then validated. Lymph node metastasis was detected in 32 (17.11%) of the 187 cases. Univariate analysis showed that tumor diameter, depth of invasion, vascular tumor thrombus and local ulcer affected lymph node metastasis ( P <0.05). Multivariate logistic regression analysis revealed that tumor diameter >2 cm, invasion to submucosa, vascular tumor thrombus and local ulcer were independent risk factors ( P <0.05). The nomogram model was constructed based on the independent risk factors, and its concordance index and area under the receiver operating characteristic curve were 0.756 (95%CI: 0.684-0.830) and 0.758 (95%CI: 0.701-0.815), respectively. Calibration curve and model calibration curve suggested that the predicted probability of the model was consistent with the actual one, indicating high accuracy. Lymph node metastasis of the elderly with undifferentiated EGC is affected by many factors, among which tumor diameter >2 cm, invasion to submucosa, vascular tumor thrombus and local ulcer are independent risk factors.
癌症(也称癌症)是癌症患者中最常见的第五大癌症,尤其是在东亚地区。为了有效预防,重要的是找到早期诊断和预后的生物标志物。此外,最需要的是找到与未分化早期癌症相关的危险因素。在此,我们探讨了老年人未分化早期癌症(EGC)的临床病理特征,以及淋巴结转移的危险因素。共选择187例老年未分化EGC患者作为受试者,对其临床数据进行回顾性分析。将其分为淋巴结转移组和非淋巴结转移群,并通过单变量和多变量逻辑回归分析淋巴结转移的危险因素。建立列线图模型来预测淋巴结转移的风险,然后进行验证。187例中有32例(17.11%)淋巴结转移。单因素分析显示,肿瘤直径、浸润深度、血管瘤栓和局部溃疡影响淋巴结转移(P 2cm,浸润粘膜下层、血管瘤血栓和局部溃疡为独立危险因素)(P 2cm、浸润黏膜下层、血管癌栓和局部破坏为独立危险因子)。
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引用次数: 0
期刊
Indian journal of experimental biology
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