Chromosome number and genome size variation in Colocasia (Araceae) from China
Wang, Guang-Yan1,2,4; Zhang, Xiao-Ming1,2,3; Qian, Min1,2; Hu, Xiang-Yang1,2; Yang, Yong-Ping1,2
2017-11-01
发表期刊JOURNAL OF PLANT RESEARCH
ISSN0918-9440
卷号130期号:6页码:989-997
摘要Chromosome number and genome size are important cytological characters that significantly influence various organismal traits. We investigated chromosome number and genome size variation in 73 accessions belonging to four Colocasia species from China. Five different chromosome counts (2n = 26, 28, 38, 42, and 56) were found, the largest one representing a new record in Colocasia. The basic chromosome numbers are x = 13, 14, and 19, corresponding to 2x, 3x, and 4x cytotypes. Yunnan Province, China is considered the center of Colocasia polyploid origin. The 2C values in our accessions ranged from 3.29 pg in C. gigantea to 12.51 pg in C. esculenta. All species exhibit inter- and intraspecific chromosomal variation. Differences in DNA content among the Colocasia species seem to have occurred by chromosomal gain under similar habitats. Polyploidization also obviously contributes to 2C value variation.
关键词Chromosome Number Colocasia Genome Size Polyploidy
DOI10.1007/s10265-017-0959-8
语种英语
引用统计
被引频次:5[WOS]   [WOS记录]     [WOS相关记录]
文献类型期刊论文
条目标识符http://ir.kib.ac.cn/handle/151853/60299
专题中国科学院东亚植物多样性与生物地理学重点实验室
作者单位1.Chinese Acad Sci, Kunming Inst Bot, Key Lab Plant Divers & Biogeog East Asia, Kunming 650201, Yunnan, Peoples R China
2.Chinese Acad Sci, Kunming Inst Bot, Germplasm Bank Wild Species, Kunming 650201, Yunnan, Peoples R China
3.Univ Chinese Acad Sci, Beijing 100049, Peoples R China
4.Anqing Normal Univ, Prov Key Lab Biodivers Study & Ecol Conservat Sou, Sch Life Sci, Anqing 246133, Anhui, Peoples R China
推荐引用方式
GB/T 7714
Wang, Guang-Yan,Zhang, Xiao-Ming,Qian, Min,et al. Chromosome number and genome size variation in Colocasia (Araceae) from China[J]. JOURNAL OF PLANT RESEARCH,2017,130(6):989-997.
APA Wang, Guang-Yan,Zhang, Xiao-Ming,Qian, Min,Hu, Xiang-Yang,&Yang, Yong-Ping.(2017).Chromosome number and genome size variation in Colocasia (Araceae) from China.JOURNAL OF PLANT RESEARCH,130(6),989-997.
MLA Wang, Guang-Yan,et al."Chromosome number and genome size variation in Colocasia (Araceae) from China".JOURNAL OF PLANT RESEARCH 130.6(2017):989-997.
条目包含的文件 下载所有文件
文件名称/大小 文献类型 版本类型 开放类型 使用许可
wang2017.pdf(867KB)期刊论文作者接受稿开放获取CC BY-NC-SA浏览 下载
个性服务
推荐该条目
保存到收藏夹
查看访问统计
导出为Endnote文件
谷歌学术
谷歌学术中相似的文章
[Wang, Guang-Yan]的文章
[Zhang, Xiao-Ming]的文章
[Qian, Min]的文章
百度学术
百度学术中相似的文章
[Wang, Guang-Yan]的文章
[Zhang, Xiao-Ming]的文章
[Qian, Min]的文章
必应学术
必应学术中相似的文章
[Wang, Guang-Yan]的文章
[Zhang, Xiao-Ming]的文章
[Qian, Min]的文章
相关权益政策
暂无数据
收藏/分享
文件名: wang2017.pdf
格式: Adobe PDF
所有评论 (0)
暂无评论
 

除非特别说明,本系统中所有内容都受版权保护,并保留所有权利。