(a)The architecture of the ionic transport characteristics database;(b)the flow chart of the combination of geometric analysis and BVSE method;(c)the architecture of high-throughput screening platform for solid electr...(a)The architecture of the ionic transport characteristics database;(b)the flow chart of the combination of geometric analysis and BVSE method;(c)the architecture of high-throughput screening platform for solid electrolytes.The blue bidirectional lines indicate dataflow Transport characteristics of ionic conductors play a key role in the performance of electrochemical devices[1-2].Any optimization of the performance of the ionic compounds is inseparable from the understanding of the basic transport characteristics.It has been previously established that ion transport properties are defined by framework transport channel geometry,e.g.bottleneck size,and resulting migration energy[3-4].展开更多
The main performance characteristics of garment fabric are analyzed and extracted,which include physical characteristics,appearance characteristics and subjective evaluation characteristics.A calculating model of fab...The main performance characteristics of garment fabric are analyzed and extracted,which include physical characteristics,appearance characteristics and subjective evaluation characteristics.A calculating model of fabric’s subjective evaluation is provided,which can be adjusted as the data increasing.The database system of garment fabric is analyzed,and then function design,concept design and logic design are carried out.The user interface(UI)design of garment fabric database system is described.The system can not only serve the fabric management and customization of garment enterprises,but also serve the teaching work of colleges and universities,because it is rich in information and convenient.It is of great significance to digital construction in the clothing field.展开更多
【目的】探讨个体出生当年的五运六气特征与常见肿瘤发生之间的联系,评估五运六气理论应用于现代肿瘤流行病学研究的潜力。【方法】利用SEER(Surveillance,Epidemiology,and End Results)数据库(1975~2020年)及广州中医药大学惠州医院...【目的】探讨个体出生当年的五运六气特征与常见肿瘤发生之间的联系,评估五运六气理论应用于现代肿瘤流行病学研究的潜力。【方法】利用SEER(Surveillance,Epidemiology,and End Results)数据库(1975~2020年)及广州中医药大学惠州医院肿瘤科近3年收治的肿瘤病例数据,将出生年份转换为五运六气的相关要素,如中运、客气、主气及运气相合等,并通过LASSO回归、单因素和多因素逻辑回归分析探讨这些要素与不同类型肿瘤发病风险之间的关系。【结果】(1)共涵盖了2215896例病例,其中来源于SEER数据库的病例为2215024例,包括男性1158019例(占52.28%),女性1057005例(占47.72%);本院病例为872例,包括男性527例(占60.44%),女性345例(占39.56%)。涉及乳腺癌、前列腺癌、肺癌、结直肠癌、胃癌和肝癌等多种类型。(2)研究发现,某些五运六气特征与特定肿瘤类型的发生存在显著相关性,如肺癌的发生与“土运不足”有关,而乳腺癌的发生则与“水运不足”的年份有关等,表明出生时的五运六气特征可能与肿瘤发病风险之间存在潜在联系。【结论】该研究的初步发现支持了五运六气理论在预测不同肿瘤发生风险中的应用前景。然而,五运六气特征与肿瘤发生之间的关系非常复杂,需要进一步的深入研究来探索其背后的机制。未来的工作可通过涵盖更大的人群样本,以及更详细的出生时间,并考虑家族遗传、地理因素和环境因素等,以验证这些观察结果,为风险预测模型的建立以及中医“治未病”理念在肿瘤预防和治疗中的实际应用提供科学依据。展开更多
A database called eukaryotic intron database(EID)was developed based on the data from GenBank.Studies on the statistical characteristics of EID show that there were 103,848 genes,478,484 introns,and 582,332 exons,with...A database called eukaryotic intron database(EID)was developed based on the data from GenBank.Studies on the statistical characteristics of EID show that there were 103,848 genes,478,484 introns,and 582,332 exons,with an average of 4.61 introns and 5.61 exons per gene.Introns of 40−120 nt in length were abundant in the database.Results of the statistical analysis on the data from nine model species showed that in eukaryotes,higher species do not necessarily have more introns or exons in a gene than lower species.Furthermore,characteristics of EID,such as intron phase,distribution of different splice sites,and the relationship between genome size and intron proportion or intron density,have been studied.展开更多
目的本研究旨在分析儿童急性髓系白血病(AML)临床特点及采用临床标记物和常用指标建立预后诺模图。方法选取TARGET(Therapeutically Applicable Research To Generate Effective Treatments)有完整随访的患者437例,按自动随机抽取等比...目的本研究旨在分析儿童急性髓系白血病(AML)临床特点及采用临床标记物和常用指标建立预后诺模图。方法选取TARGET(Therapeutically Applicable Research To Generate Effective Treatments)有完整随访的患者437例,按自动随机抽取等比例分为建模组(n=308)和验证组(n=129)。采用R统计软件包进行单因素回归分析、Cox回归模型筛选临床变量,设计预后诺模图,并应用一致性指数(C指数)、校准曲线评估诺模图的性能。结果回归分析中提示独立的存活因子包括绿色瘤(Chloroma)P=0.001、t(8;21)染色体易位P=0.0076、t(6;11)(q27;q23)染色体易位P=0.0298、16号染色体短臂长臂倒位(inv16)P=0.0115、单倍体7(monosomy 7)P=0.0003、WT1突变P=0.0310、危险度分层(Risk group)P=0.0131。生存分析显示monosomy 7,Risklevel,inv(16)对生存影响较大(P<0.05)。建模组验证中的诺模图C指数为0.696,验证组中的诺模图C指数为0.743。总生存期的3年ROC曲线为0.682,(95%CI为0.600~0.734),5年ROC曲线为0.693(95%CI为0.599~0.739)。结论绿色瘤(Chloroma)、t(8;21)染色体易位、t(6;11)(q27;q23)染色体易位、16号染色体短臂长臂倒位(inv16)、单倍体7(monosomy 7)、WT1突变、危险度分层(risk group)可作为儿童AML生存预后判断的独立指标。基于筛选变量建立的诺模图模型,有可能成为儿童AML预后判断的重要预测模型。展开更多
文摘(a)The architecture of the ionic transport characteristics database;(b)the flow chart of the combination of geometric analysis and BVSE method;(c)the architecture of high-throughput screening platform for solid electrolytes.The blue bidirectional lines indicate dataflow Transport characteristics of ionic conductors play a key role in the performance of electrochemical devices[1-2].Any optimization of the performance of the ionic compounds is inseparable from the understanding of the basic transport characteristics.It has been previously established that ion transport properties are defined by framework transport channel geometry,e.g.bottleneck size,and resulting migration energy[3-4].
基金Beijing Natural Science Foundation of China(No.4222044)。
文摘The main performance characteristics of garment fabric are analyzed and extracted,which include physical characteristics,appearance characteristics and subjective evaluation characteristics.A calculating model of fabric’s subjective evaluation is provided,which can be adjusted as the data increasing.The database system of garment fabric is analyzed,and then function design,concept design and logic design are carried out.The user interface(UI)design of garment fabric database system is described.The system can not only serve the fabric management and customization of garment enterprises,but also serve the teaching work of colleges and universities,because it is rich in information and convenient.It is of great significance to digital construction in the clothing field.
基金supported by the Natural Science Foundation of China (62072421, U2336206, 62102386, 62372423, and U20B2047)Fundamental Research Funds for the Central Universities (WK2100000041)。
文摘【目的】探讨个体出生当年的五运六气特征与常见肿瘤发生之间的联系,评估五运六气理论应用于现代肿瘤流行病学研究的潜力。【方法】利用SEER(Surveillance,Epidemiology,and End Results)数据库(1975~2020年)及广州中医药大学惠州医院肿瘤科近3年收治的肿瘤病例数据,将出生年份转换为五运六气的相关要素,如中运、客气、主气及运气相合等,并通过LASSO回归、单因素和多因素逻辑回归分析探讨这些要素与不同类型肿瘤发病风险之间的关系。【结果】(1)共涵盖了2215896例病例,其中来源于SEER数据库的病例为2215024例,包括男性1158019例(占52.28%),女性1057005例(占47.72%);本院病例为872例,包括男性527例(占60.44%),女性345例(占39.56%)。涉及乳腺癌、前列腺癌、肺癌、结直肠癌、胃癌和肝癌等多种类型。(2)研究发现,某些五运六气特征与特定肿瘤类型的发生存在显著相关性,如肺癌的发生与“土运不足”有关,而乳腺癌的发生则与“水运不足”的年份有关等,表明出生时的五运六气特征可能与肿瘤发病风险之间存在潜在联系。【结论】该研究的初步发现支持了五运六气理论在预测不同肿瘤发生风险中的应用前景。然而,五运六气特征与肿瘤发生之间的关系非常复杂,需要进一步的深入研究来探索其背后的机制。未来的工作可通过涵盖更大的人群样本,以及更详细的出生时间,并考虑家族遗传、地理因素和环境因素等,以验证这些观察结果,为风险预测模型的建立以及中医“治未病”理念在肿瘤预防和治疗中的实际应用提供科学依据。
基金This work was supported by the National Natural Science Foundation of China(No.30270752)the Guang-dong Natural Science Foundation(No.031616).
文摘A database called eukaryotic intron database(EID)was developed based on the data from GenBank.Studies on the statistical characteristics of EID show that there were 103,848 genes,478,484 introns,and 582,332 exons,with an average of 4.61 introns and 5.61 exons per gene.Introns of 40−120 nt in length were abundant in the database.Results of the statistical analysis on the data from nine model species showed that in eukaryotes,higher species do not necessarily have more introns or exons in a gene than lower species.Furthermore,characteristics of EID,such as intron phase,distribution of different splice sites,and the relationship between genome size and intron proportion or intron density,have been studied.
