Kazan (Volga region) Federal University, KFU
KAZAN
FEDERAL UNIVERSITY
 
CHIRONOMID MIDGES (DIPTERA, CHIRONOMIDAE) SHOW EXTREMELY SMALL GENOME SIZES
Form of presentationArticles in Russian journals and collections
Year of publication2015
Языканглийский
  • Gusev Oleg Aleksandrovich, author
  • Cornette Richard M., author
  • Okuda Takashi N., author
  • Bibliographic description in the original language Chironomid Midges (Diptera, Chironomidae) Show Extremely Small Genome Sizes / R Cornette, O Gusev, Y Nakahara, S Shimura, T Kikawada, T Okuda // Zoological Science 32(3):248-254. 2015 doi: http://dx.doi.org/10.2108/zs140166
    Annotation Chironomid midges (Diptera; Chironomidae) are found in various environments from the high Arctic to the Antarctic, including temperate and tropical regions. In many freshwater habitats, members of this family are among the most abundant invertebrates. In the present study, the genome sizes of 25 chironomid species were determined by flow cytometry and the resulting C-values ranged from 0.07 to 0.20 pg DNA (i.e. from about 68 to 195 Mbp). These genome sizes were uniformly very small and included, to our knowledge, the smallest genome sizes recorded to date among insects. Small proportion of transposable elements and short intron sizes were suggested to contribute to the reduction of genome sizes in chironomids. We discuss about the possible developmental and physiological advantages of having a small genome size and about putative implications for the ecological success of the family Chironomidae
    Keywords genome size, C-value, insects, chironomids, ecological adaptation
    The name of the journal ZOOL SCI
    Please use this ID to quote from or refer to the card https://repository.kpfu.ru/eng/?p_id=121018&p_lang=2
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