Funding for this research was provided by:
Genome Canada (CTAG2)
National Science Foundation (IOS-1025881 and IOS-1546792)
Biotechnology and Biological Sciences Research Council (BB/M014908/1)
Received: 15 June 2018
Accepted: 31 October 2018
First Online: 21 November 2018
Change Date: 2 May 2019
Change Type: Correction
Change Details: Following publication of the original article , a reader spotted an incorrect citation of the reference 14  in the ‘Background’. The male meiocyte isolation work described in this article  was carried out in rice and not in Brassica as originally stated in the ‘Background’ . Thus, the following amendment to the Background section should be noted:
Ethics approval and consent to participate
: This research did not need ethics approval and consent as it did not involve human subjects, material or data. The research involving plants was carried out according to the institutional, national and international guidelines.
: Not applicable.
: The authors declare that they have no competing interests.
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