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. 2015 Apr 7;10(4):e0122933. doi: 10.1371/journal.pone.0122933

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This is an open-access article distributed under the terms of the Creative Commons Public Domain declaration, which stipulates that, once placed in the public domain, this work may be freely reproduced, distributed, transmitted, modified, built upon, or otherwise used by anyone for any lawful purpose.

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Fig 5 — SR1 (A), SR1-GS2 (B), and SR1-GS3 (C) tobacco pollen germination when incubated at 30°C for 3 hours; and SR1 (D), SR1-GS2 (E), SR1-GS3 (F) pollen germination when incubated at 46°C for 3 hours.