The donkey is an important livestock species that can provide milk,meat,and skin and belongs to the family Equus.The first genome of a male donkey was sequenced and de novo assembled using a whole-genome shotgun strat...The donkey is an important livestock species that can provide milk,meat,and skin and belongs to the family Equus.The first genome of a male donkey was sequenced and de novo assembled using a whole-genome shotgun strategy(Huang et al.,2015).Subsequently,the donkey genome showed greater improvement in continuity and chromosome length than a previous assembly(Renaud et al.,2018).展开更多
Otogenic vertigo is a common disorder that affects the vestibular system,which often results in considerable discomfort and impaired daily functioning.Traditional Chinese medicine(TCM),including acupuncture and moxibu...Otogenic vertigo is a common disorder that affects the vestibular system,which often results in considerable discomfort and impaired daily functioning.Traditional Chinese medicine(TCM),including acupuncture and moxibustion,has been historically utilized to manage the symptoms of vertigo.However,the effectiveness and methodology of these treatments have rarely been investigated in the medical literature.This study reviews the existing literature on the point selection,method,and therapeutic effect of acupuncture and moxibustion to provide a reference for the TCM treatment of otogenic vertigo.A literature search was performed using the PubMed search engine.The terms used included otogenic vertigo,acupuncture treatment,and acupuncture point selection.A total of 34 relevant articles were retrieved from PubMed.These suggest that the clinical treatment of otogenic vertigo should consider the functions of zang-fu organs and meridians and select different acupuncture treatment methods according to syndrome differentiation based on the difference between deficiency and excess.Acupuncture and moxibustion therapy should be based on acupoint selection,considering the syndrome differentiation,supplemented with experience.The treatment of otogenic vertigo with acupuncture and moxibustion refers to the selection of appropriate acupuncture methods under the guidance of TCM theory and following the principles of syndrome,disease,and meridian differentiation.Common acupuncture methods include body acupuncture,auricular acupuncture,scalp acupuncture,acupoint injection,electroacupuncture,and moxibustion.There are many acupuncture and moxibustion acupoints selected for the treatment of otogenic vertigo.Individualized treatment according to the patient’s specific condition is effective and safe,which can help to improve the patient’s vertigo symptoms and cerebral blood perfusion.展开更多
目的探究Cosmc或T-合酶基因敲除引起的异常O-糖基化修饰对结肠癌外泌体中微小RNA表达模式的影响,以揭示O-糖基化在结肠癌发展中的分子机制,并识别潜在的生物标志物,为结肠癌的早期诊断和治疗提供新策略。方法在人结肠癌细胞株HCT116中应...目的探究Cosmc或T-合酶基因敲除引起的异常O-糖基化修饰对结肠癌外泌体中微小RNA表达模式的影响,以揭示O-糖基化在结肠癌发展中的分子机制,并识别潜在的生物标志物,为结肠癌的早期诊断和治疗提供新策略。方法在人结肠癌细胞株HCT116中应用CRISPR/Cas-9基因编辑技术,分别靶向敲除Cosmc或T-合酶基因,以构建两种异常O-糖基化修饰的稳定转染细胞系。提取分离出肠癌细胞来源的外泌体,利用微小RNA(microRNAs,miRNAs)微阵列芯片,对比分析了其外泌体中miRNAs的表达差异。随后,在两组细胞来源的外泌体中筛选出表达量发生显著变化且变化趋势一致的miRNAs群体,采用传统荧光定量聚合酶链式反应(polymerase chain reaction,PCR)技术对这些miRNAs进行了独立验证。最后,通过癌症基因组图谱计划(The Cancer Genome Atlas Program,TCGA)数据库获取结直肠癌患者信息,利用R语言将表达上调的miRNA进行基因集富集分析(Gene Set Enrichment Analysis,GSEA),探索其显著相关的下游通路及表型。结果无论是Cosmc还是T-合酶基因缺失均会导致结肠癌细胞中O-糖基化修饰发生异常,Tn抗原暴露,进而使得结肠癌细胞来源的外泌体中hsa-miR-125b-1-3p表达量下调(P<0.05),而hsa-miR-218-5p表达量上调(P<0.05),且与肿瘤细胞上皮-间质转化过程密切相关(P<0.05)。结论由Cosmc或T-合酶基因缺失所介导的异常O-糖基化对结肠癌外泌体中相关miRNAs表达产生显著影响,进而可能影响结肠癌上皮-间质转化过程,从而促进肠癌远处转移。由此,基于肠癌外泌体的高稳定性及易检出性的天然优势,通过对其所携带miRNAs的表达量变化进行检测,可监测疾病进展和治疗效果,从而为结肠癌患者提供更为个性化的诊疗策略。展开更多
Oncology covers a wide range of knowledge and is more difficult compared to other clinical disciplines.Therefore,it is crucial to seek an efficient teaching method for oncology education.In recent years,China’s inter...Oncology covers a wide range of knowledge and is more difficult compared to other clinical disciplines.Therefore,it is crucial to seek an efficient teaching method for oncology education.In recent years,China’s internet technology has achieved rapid development.Massive Open Online Course(MOOC),a blended learning approach based on internet technology,has strong applicability to medical education.It can not only improve teaching quality but also promote further reform of the discipline.Based on this,our study searched for relevant research at home and abroad and reviewed the implementation path of integrating MOOC and blended learning in oncology education.This provides a theoretical foundation for the innovation of oncology teaching models,improves the level of oncology teaching,and lays a solid foundation for talent reserves in oncology departments.展开更多
基金supported by the Third National Census of Livestock and Poultry Genetic Resources(K4050422227)the 2020 Scientist plus Engineer program of Shaanxi Province of Chinathe Central Guidance on Local Science and Technology Development Fund(K3030922098).
文摘The donkey is an important livestock species that can provide milk,meat,and skin and belongs to the family Equus.The first genome of a male donkey was sequenced and de novo assembled using a whole-genome shotgun strategy(Huang et al.,2015).Subsequently,the donkey genome showed greater improvement in continuity and chromosome length than a previous assembly(Renaud et al.,2018).
基金Special scientific research project of the Affiliated Hospital of Zhejiang University of Traditional Chinese Medicine,No.2022FSYYZY13.
文摘Otogenic vertigo is a common disorder that affects the vestibular system,which often results in considerable discomfort and impaired daily functioning.Traditional Chinese medicine(TCM),including acupuncture and moxibustion,has been historically utilized to manage the symptoms of vertigo.However,the effectiveness and methodology of these treatments have rarely been investigated in the medical literature.This study reviews the existing literature on the point selection,method,and therapeutic effect of acupuncture and moxibustion to provide a reference for the TCM treatment of otogenic vertigo.A literature search was performed using the PubMed search engine.The terms used included otogenic vertigo,acupuncture treatment,and acupuncture point selection.A total of 34 relevant articles were retrieved from PubMed.These suggest that the clinical treatment of otogenic vertigo should consider the functions of zang-fu organs and meridians and select different acupuncture treatment methods according to syndrome differentiation based on the difference between deficiency and excess.Acupuncture and moxibustion therapy should be based on acupoint selection,considering the syndrome differentiation,supplemented with experience.The treatment of otogenic vertigo with acupuncture and moxibustion refers to the selection of appropriate acupuncture methods under the guidance of TCM theory and following the principles of syndrome,disease,and meridian differentiation.Common acupuncture methods include body acupuncture,auricular acupuncture,scalp acupuncture,acupoint injection,electroacupuncture,and moxibustion.There are many acupuncture and moxibustion acupoints selected for the treatment of otogenic vertigo.Individualized treatment according to the patient’s specific condition is effective and safe,which can help to improve the patient’s vertigo symptoms and cerebral blood perfusion.
文摘通过探讨灵芝多糖(Ganoderma lucidum polysaccharides,GLP)对肝母细胞瘤HepG2、Huh6细胞模型及KM小鼠原位移植瘤模型的作用机制,以期为GLP的临床应用提供理论依据。采用CCK-8法检测细胞活力;BeyoClick^(TM)EdU-488实验检测细胞增殖能力;Hochest 33258染色检测细胞凋亡情况;Mrfp-GFP-LC3双荧光染色检测细胞自噬情况。采用HepG2细胞建立原位移植瘤动物模型,分别用生理盐水及100、200、300 mg·kg^(-1) GLP处理小鼠,分析取材后肿瘤数目和大小的变化;苏木精-伊红(hematoxylin-eosin,HE)染色观察肿瘤组织及主要脏器(心、肝、脾、肺、肾)组织病理情况;Western blot法检测细胞中肿瘤抑制蛋白53(tumor protein P53,P53)、B细胞淋巴瘤/白血病-2(B-cell lymphoma-2,Bcl-2)、Bcl-2关联X蛋白(Bcl-2-associated X protein,Bax)、裂解半胱氨酸蛋白酶蛋白-3(cleaved-caspase-3)、苄氯素-1(Beclin-1)、自噬相关蛋白-5(autophagy related protein-5,Atg-5)、微管相关蛋白轻链-3Ⅰ(microtubule-associated protein-light chain-3Ⅰ,LC3Ⅰ)/LC3Ⅱ、自噬衔接蛋白62(autophagy adapter protein 62,P62)、蛋白激酶B(protein kinase B,Akt)、磷酸化Akt(p-Akt)、哺乳动物雷帕霉素靶蛋白(mammalian target of rapamycin,mTOR)、磷酸化mTOR(p-mTOR)的蛋白表达。体外实验结果显示,与对照组相比,GLP处理后肿瘤细胞活力显著降低,细胞凋亡比例呈剂量依赖性升高,且自噬流被抑制。在体内实验中,与模型组相比,GLP处理后小鼠的肿瘤数目和大小显著下降。Western blot结果显示,与对照组或模型组相比,GLP处理后P53、Bax、cleaved-caspase-3、Beclin-1、Atg-5、LC3-Ⅱ/LC3-Ⅰ水平显著升高,Bcl-2、P62、p-Akt/Akt、p-mTOR/mTOR水平显著降低。这些结果表明GLP能够通过调控Akt/mTOR途径诱导肝母细胞瘤细胞凋亡与自噬。
文摘目的探究Cosmc或T-合酶基因敲除引起的异常O-糖基化修饰对结肠癌外泌体中微小RNA表达模式的影响,以揭示O-糖基化在结肠癌发展中的分子机制,并识别潜在的生物标志物,为结肠癌的早期诊断和治疗提供新策略。方法在人结肠癌细胞株HCT116中应用CRISPR/Cas-9基因编辑技术,分别靶向敲除Cosmc或T-合酶基因,以构建两种异常O-糖基化修饰的稳定转染细胞系。提取分离出肠癌细胞来源的外泌体,利用微小RNA(microRNAs,miRNAs)微阵列芯片,对比分析了其外泌体中miRNAs的表达差异。随后,在两组细胞来源的外泌体中筛选出表达量发生显著变化且变化趋势一致的miRNAs群体,采用传统荧光定量聚合酶链式反应(polymerase chain reaction,PCR)技术对这些miRNAs进行了独立验证。最后,通过癌症基因组图谱计划(The Cancer Genome Atlas Program,TCGA)数据库获取结直肠癌患者信息,利用R语言将表达上调的miRNA进行基因集富集分析(Gene Set Enrichment Analysis,GSEA),探索其显著相关的下游通路及表型。结果无论是Cosmc还是T-合酶基因缺失均会导致结肠癌细胞中O-糖基化修饰发生异常,Tn抗原暴露,进而使得结肠癌细胞来源的外泌体中hsa-miR-125b-1-3p表达量下调(P<0.05),而hsa-miR-218-5p表达量上调(P<0.05),且与肿瘤细胞上皮-间质转化过程密切相关(P<0.05)。结论由Cosmc或T-合酶基因缺失所介导的异常O-糖基化对结肠癌外泌体中相关miRNAs表达产生显著影响,进而可能影响结肠癌上皮-间质转化过程,从而促进肠癌远处转移。由此,基于肠癌外泌体的高稳定性及易检出性的天然优势,通过对其所携带miRNAs的表达量变化进行检测,可监测疾病进展和治疗效果,从而为结肠癌患者提供更为个性化的诊疗策略。
基金Mechanism of Nanotechnology-driven Polyphyllin I in Sensitizing PD-1 Monoclonal Antibody in Breast Cancer(82204922)Nanotechnology-driven Polyphyllin I Affects Mitochondrial Homeostasis via Cuproptosis and Its Mechanism in Breast Cancer Treatment(ZZ18-YQ-022)。
文摘Oncology covers a wide range of knowledge and is more difficult compared to other clinical disciplines.Therefore,it is crucial to seek an efficient teaching method for oncology education.In recent years,China’s internet technology has achieved rapid development.Massive Open Online Course(MOOC),a blended learning approach based on internet technology,has strong applicability to medical education.It can not only improve teaching quality but also promote further reform of the discipline.Based on this,our study searched for relevant research at home and abroad and reviewed the implementation path of integrating MOOC and blended learning in oncology education.This provides a theoretical foundation for the innovation of oncology teaching models,improves the level of oncology teaching,and lays a solid foundation for talent reserves in oncology departments.
