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数学课堂中启发式教学行为分析——基于两位数学教师的课堂教学录像研究 被引量:25
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作者 曹一鸣 李俊扬 大卫.克拉克 《中国电化教育》 CSSCI 北大核心 2011年第10期100-102,共3页
本研究运用Studicode视频分析工具,各选取LPS录像数据中SH1和SH2两位老师对于连续15节录像课中的第6-10节,共10节7年级的数学课,从课堂教学中启发式功能维度对启发式教学进行编码统计,分析研究得出,数学课堂上教师通过以下策略进行了启... 本研究运用Studicode视频分析工具,各选取LPS录像数据中SH1和SH2两位老师对于连续15节录像课中的第6-10节,共10节7年级的数学课,从课堂教学中启发式功能维度对启发式教学进行编码统计,分析研究得出,数学课堂上教师通过以下策略进行了启发式教学(:1)铺垫构建"脚手架"(;2)实现多种途径帮助学生理解、分析问题(;3)及时评价,让学生掌握相关学习内容。 展开更多
关键词 数学课堂 启发式 编码研究 功能性编码
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Role of long non-coding RNAs in normal and malignant hematopoiesis 被引量:1
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作者 WEI PanPan HAN BoWei CHEN YueQin 《Science China(Life Sciences)》 SCIE CAS 2013年第10期867-875,共9页
Long non-coding RNAs(lncRNAs)are defined as a class of nonprotein-coding transcripts greater than 200 nucleotides in length,which have diverse functions in development and diseases including hematopoiesis.Recent advan... Long non-coding RNAs(lncRNAs)are defined as a class of nonprotein-coding transcripts greater than 200 nucleotides in length,which have diverse functions in development and diseases including hematopoiesis.Recent advances have revealed that lncRNAs regulate hematopoietic development at almost every stage,including differentiation of the myelocyte,lymphocyte,and erythrocyte.Abnormal regulation of the lncRNAs may block aspects of blood development,which can lead to different types of hematopoietic disorders.These findings highlight the role of lncRNAs as potential therapeutic tools in malignant hematopoiesis.In this review,we summarize recent progress in the study of functional lncRNAs associated with blood development,as well as dysregulated lncRNAs involved in diverse blood diseases by interacting with crucial susceptibility genes in different pathways.In addition,we discuss genome-wide studies on lncRNAs,which are helpful for genome screening and in-depth functional study of lncRNAs associated with blood development and disease. 展开更多
关键词 long non-coding RNA (IncRNA) HEMATOPOIESIS blood disease susceptibility gene
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