denoting a type of giant-size chromosome consisting of many replicated genes in parallel, found esp in Drosophila larvae
Word origin
C20: from poly- + Greek taenia band
Examples of 'polytene' in a sentence
polytene
Analysis of larval polytene chromosomes was used to determine the distributions of each cytotype.
Charalambous M, Shelley AJ, Arzube M 1997, 'The Potential for Dispersal of Onchocerciasis in Ecuador in Relation to the Distributionof the Vector Simulium exiguum (Diptera:Simuliidae)', Memórias do Instituto Oswaldo Cruz.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0074-02761997000200004. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Minor modifications were made to existing polytene photomaps.
Anthony J Cornel, Katherine K Brisco, Wanderli P Tadei, Nágila FC Secundino, MiriamS Rafael, Allan KR Galardo, Jansen F Medeiros, Felipe AC Pessoa, Claudia M Ríos-Velásquez,Yoosook Lee, Paulo FP Pimenta, Gregory C Lanzaro 2016, 'Anopheles darlingi polytene chromosomes: revised maps including newly described inversionsand evidence for population structure in Manaus', Memórias do Instituto Oswaldo Cruz.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0074-02762016000500335&lng=en&tlng=en. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Polytene chromosome preparations were prepared from ovarian nurse cells.
Gleb N. Artemov, Alena I. Velichevskaya, Semen M. Bondarenko, Gayane H. Karagyan,Sargis A. Aghayan, Marine S. Arakelyan, Vladimir N. Stegniy, Igor V. Sharakhov, MariaV. Sharakhova 2018, 'A standard photomap of the ovarian nurse cell chromosomes for the dominant malariavector in Europe and Middle East Anopheles sacharovi', Malaria Journalhttp://link.springer.com/article/10.1186/s12936-018-2428-9. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Typical simuliid diagnostic intergeneric chromosomal markers are found within the polytene complement of this species.
Willie HENRY, Subrata Kumar DEY, Rakesh VARMA, Sachin THAPA,William S PROCUNIER 2010, 'Polytene chromosomes of an Indian Himalayan black fly Simulium (Nevermannia) praelargum(Diptera: Simuliidae)', Current Zoologyhttp://www.currentzoology.org/paperdetail.asp?id=11555. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Physical mapping of genome sequences to polytene chromosomes significantly improves reference assemblies.
Gleb N. Artemov, Vladimir N. Stegniy, Maria V. Sharakhova, Igor V. Sharakhov 2018, 'The Development of Cytogenetic Maps for Malaria Mosquitoes', Insectshttp://www.mdpi.com/2075-4450/9/3/121. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
In the present paper, we analyze 32 cytology-mapped polytene chromosome interbands.
Igor F. Zhimulev, Tatyana Yu. Zykova, Fyodor P. Goncharov, Varvara A. Khoroshko, OlgaV. Demakova, Valeriy F. Semeshin, Galina V. Pokholkova, Lidiya V. Boldyreva, DaryaS. Demidova, Vladimir N. Babenko, Sergey A. Demakov, Elena S. Belyaeva 2014, 'Genetic Organization of Interphase Chromosome Bands and Interbands in Drosophila melanogaster',PLoS ONE10.1371/journal.pone.0101631. Retrieved from PLOS CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Frequencies of disk sequences in polytene chromosomes from sialadens of larvae of three chironomids spesiesare analysed.
Sergey V. Zhirov, Sergey V. Mylnikov 2016, 'About approaches to studying of the microevolutionary phenomena in connatural chironomidspopulations. nonequilibrium of populations as stable state', Экологическая генетикаhttps://journals.eco-vector.com/ecolgenet/article/view/5481. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The mitotic karyotype and the first detailed photographic maps of the salivary gland polytene chromosomes are presented.
Angeliki Gariou-Papalexiou, María Cecilia Giardini, Antonios A Augustinos, Elena Drosopoulou,Silvia B Lanzavecchia, Jorge L Cladera, Carlos Caceres, Kostas Bourtzis, PenelopeMavragani-Tsipidou, Antigone Zacharopoulou 2016, 'Cytogenetic Analysis of the South American Fruit Fly Anastrepha fraterculus (Diptera:Tephritidae)Species Complex: Construction of Detailed Photographic Polytene Chromosome Maps ofthe Argentinian Af. sp.1 Member.', PLoS ONEhttp://europepmc.org/articles/PMC4928812?pdf=render. Retrieved from PLOS CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The slides of polytene chromosomes from salivary glands of the larvae were prepared according to the standard aceto – orsein technique.
Evgeniya A. Kalinina, Natalya V. Vinokurova 2017, 'Peculiarities of choromosomal polymorphism Glyptotendipes glaucus meigen, 1818 (Diptera,Chironomidae) from lake Chaika of the national park “Curonian spit”', Экологическая генетикаhttps://journals.eco-vector.com/ecolgenet/article/view/6718. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Here we describe a detailed pipeline for the development of high-resolution cytogenetic maps using polytene chromosomes of malaria mosquitoes.
Gleb N. Artemov, Vladimir N. Stegniy, Maria V. Sharakhova, Igor V. Sharakhov 2018, 'The Development of Cytogenetic Maps for Malaria Mosquitoes', Insectshttp://www.mdpi.com/2075-4450/9/3/121. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)