Transcriptomic response of pea (Pisum sativum L.) plants to inoculation with nodule bacteria, arbuscular-mycorrhizal fungi and PGPB

Vladimir Zhukov1, Alexey Afonin2, Gulnar Akhtemova3, Andrei Bovin4, Aleksandra Dolgikh5, Artemii Gorshkov6, Emma Gribchenko7, Kira Ivanova8, Anna Kirienko9, Anna Kitaeva10, Marina Kliukova11, Olga Kulaeva12, Pyotr Kusakin13, Irina Leppyanen14, Olga Pavlova15, Daria Romanyuk16, Tatiana Serova17, Oksana Shtark18, Anton Sulima19, Anna Tsyganova20, Ekaterina Vasileva21, Aleksandr Zhernakov22, Evgeny Zorin23, Elena Dolgikh24, Viktor Tsyganov25, Igor Tikhonovich261ARRIAM, Saint-Petersburg, Russia, vzhukov@arriam.ru2ARRIAM, Saint-Petersburg, Russia, afoninalexeym@gmail.com3ARRIAM, Saint-Petersburg, Russia, ahgulya@yandex.ru4ARRIAM, Saint-Petersburg, Russia, andy-piter2007@mail.ru5ARRIAM, Saint-Petersburg, Russia, sqshadol@gmail.com6ARRIAM, Saint-Petersburg, Russia, artemius1993@yandex.ru7ARRIAM, Saint-Petersburg, Russia, gribemma@gmail.com8ARRIAM, Saint-Petersburg, Russia, kirakosmonavt_24@mail.ru9ARRIAM, Saint-Petersburg, Russia, kirienkoann@yandex.ru10ARRIAM, Saint-Petersburg, Russia, anykitaeva@gmail.com11ARRIAM, Saint-Petersburg, Russia, marina.kliukova@gmail.com12ARRIAM, Saint-Petersburg, Russia, okulaeva@arriam.ru13ARRIAM, Saint-Petersburg, Russia, kussakin@gmail.com14ARRIAM, Saint-Petersburg, Russia, leppyanen_irina@rambler.ru15ARRIAM, Saint-Petersburg, Russia, dobbi85@list.ru16ARRIAM, Saint-Petersburg, Russia, daria-rom@yandex.ru17ARRIAM, Saint-Petersburg, Russia, t_serova@rambler.ru18ARRIAM, Saint-Petersburg, Russia, oshtark@yandex.ru19ARRIAM, Saint-Petersburg, Russia, sulan555@mail.ru20ARRIAM, Saint-Petersburg, Russia, isaakij@mail.ru21ARRIAM, Saint-Petersburg, Russia, evasilieva@arriam.ru22ARRIAM, Saint-Petersburg, Russia, azhernakov@gmail.com23ARRIAM, Saint-Petersburg, Russia, kjokkjok8@gmail.com24ARRIAM, Saint-Petersburg, Russia, dol2helen@yahoo.com25ARRIAM, Saint-Petersburg, Russia, tsyganov@arriam.spb.ru26ARRIAM, Saint-Petersburg, Russia; Saint-Petersburg State University, Saint-Petersburg, Russia, arriam2008@yandex.ru Mutualistic symbioses formed by garden pea have been studied with use of transcriptomics in order to gain a new understanding of molecular mechanisms of beneficial effect that microsymbionts have on seed yield and quality.

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Identification of genetic factors responsible for symbiotic effectiveness in pea (Pisum sativum L.)

Aleksandr Zhernakov1, Oksana Shtark2, Olga Kulaeva3, Igor Tikhonovich4, Vladimir Zhukov51All-Russia Research Institute for Agricultural Microbiology, azhernakov@arriam.ru2All-Russia Research Institute for Agricultural Microbiology, oshtark@yandex.ru3All-Russia Research Institute for Agricultural Microbiology, okulaeva@arriam.ru4All-Russia Research Institute for Agricultural Microbiology; Saint-Petersburg State University, Saint-Petersburg, Russia, arriam2008@yandex.ru5All-Russia Research Institute for Agricultural Microbiology, vzhukov@arriam.ru Legumes (Leguminosae, syn. Fabaceae) develop two highly integrated mutually beneficial endosymbioses, namely nitrogen-fixing root nodules with rhizobia bacteria and arbuscular mycorrhiza that makes them a key component of modern technologies for crop production. We applied the comparative transcriptome analysis for identification of pea genes essential for effective symbiosis with beneficial soil microbes. The allelic forms of the two identified genes most likely have a significant effect on the effectiveness of symbiosis pea with rhizobia bacteria and arbuscular mycorrhiza.

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