title: Expanding the cell theory.
authors.affiliation: Henan Institute of Science and Technology, Xinxiang, China. ysliu63@yahoo.ca
authors.forename: Yongsheng
authors.initials: Y
authors.lastname: Liu
mesh_terms: D005075:Biological Evolution; D001695:Biology / Q000266:history*; D002454:Cell Differentiation / Q000502:physiology; D002477:Cells; D002681:China; D005060:Europe; D049672:History, 19th Century; D049673:History, 20th Century; D049674:History, 21st Century; D006801:Humans; D007564:Japan; D019369:Life; D014481:United States