Objective:To carry out the genetic characterization and evolutionary analysis of three avian orthoavulavirus 1(AOAV-1)isolates from poultry workers with respiratory symptoms.Methods:Using Illumina Mi Seq,whole-genome ...Objective:To carry out the genetic characterization and evolutionary analysis of three avian orthoavulavirus 1(AOAV-1)isolates from poultry workers with respiratory symptoms.Methods:Using Illumina Mi Seq,whole-genome sequencing was carried out to assess the evolutionary dynamics of three AOAV-1 isolates.A phylogenetic and comparative analysis of all coding genes was done using bioinformatics tools.Results:Phylogenetic analysis and genetic distance estimation suggested a close relationship among human-and avian-originated velogenic strains of genotypeⅩⅢ,sub-genotypeⅩⅢ.2.1.Several substitutions in the significant structural and biological motifs were exclusively identified in the human-originated strains.Conclusions:To our knowledge,this is the first report of a velogenic AOAV-1 isolate from natural infection of the human upper respiratory tract.Our findings highlight the evolution and zoonotic potential of velogenic AOAV-1 in a disease endemic setting.展开更多
The origin of modern humans is one of the fundamental scientific questions that has been widely debated in the international academic community.Since the 1980s,the discussion on this issue has formed two opposing camp...The origin of modern humans is one of the fundamental scientific questions that has been widely debated in the international academic community.Since the 1980s,the discussion on this issue has formed two opposing camps:the""Out of Africa"hypothesis and the"Multiregional Evolution"hypothesis.With the continuous accumulation of new materials and rapid technological advancements in the new century,there have been significant adjustments in the debate over the origin models of modern humans,with materials from the East Asia playing an increasingly important role.This article reviews the major hypotheses and models regarding the origin of modern humans and the evolution of modern behavior,tracing their sources,history,and development.It also provides a comprehensive overview of some of the latest archaeological discoveries and research progress.Furthermore,it discusses the motives and directions for adjusting the models of modern human origins and behavioral evolution,emphasizing the importance of considering a vast amount of archaeological evidence in the discussion of various models and reflecting on the cultural implications of"modernity".The article calls for increased investment in research on the origin of modern humans in China and emphasizes the need to provide a solid Eastern perspective for discussing modern human origin models.展开更多
基金supported by the startup research grant of the Pennsylvania State University(S.V.K.)
文摘Objective:To carry out the genetic characterization and evolutionary analysis of three avian orthoavulavirus 1(AOAV-1)isolates from poultry workers with respiratory symptoms.Methods:Using Illumina Mi Seq,whole-genome sequencing was carried out to assess the evolutionary dynamics of three AOAV-1 isolates.A phylogenetic and comparative analysis of all coding genes was done using bioinformatics tools.Results:Phylogenetic analysis and genetic distance estimation suggested a close relationship among human-and avian-originated velogenic strains of genotypeⅩⅢ,sub-genotypeⅩⅢ.2.1.Several substitutions in the significant structural and biological motifs were exclusively identified in the human-originated strains.Conclusions:To our knowledge,this is the first report of a velogenic AOAV-1 isolate from natural infection of the human upper respiratory tract.Our findings highlight the evolution and zoonotic potential of velogenic AOAV-1 in a disease endemic setting.
基金This research was supported by the National Social Science Fund of China(21@WTKO01&19AKG001)the Fundamental Research Funds for the Central Universities(2022QNYL03)"The Roots of Chinese civilization of Zhengzhou University"(XKZDJC202006).
文摘The origin of modern humans is one of the fundamental scientific questions that has been widely debated in the international academic community.Since the 1980s,the discussion on this issue has formed two opposing camps:the""Out of Africa"hypothesis and the"Multiregional Evolution"hypothesis.With the continuous accumulation of new materials and rapid technological advancements in the new century,there have been significant adjustments in the debate over the origin models of modern humans,with materials from the East Asia playing an increasingly important role.This article reviews the major hypotheses and models regarding the origin of modern humans and the evolution of modern behavior,tracing their sources,history,and development.It also provides a comprehensive overview of some of the latest archaeological discoveries and research progress.Furthermore,it discusses the motives and directions for adjusting the models of modern human origins and behavioral evolution,emphasizing the importance of considering a vast amount of archaeological evidence in the discussion of various models and reflecting on the cultural implications of"modernity".The article calls for increased investment in research on the origin of modern humans in China and emphasizes the need to provide a solid Eastern perspective for discussing modern human origin models.
基金Supported by National Natural Science Foundation of China(31060186)Exploitue of Emphases New Production from Yunnan Provincial Scientific and Technology Department(2010BB001)Project for Innovative Pilot Enterprises from Science and Technology Bureau of Kunming City(Kunkejizi10N060204)~~
