{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Gu Z"],"funding":["National Natural Science Foundation of China"],"pagination":["2184-2198"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC6790362"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["17(11)"],"pubmed_abstract":["Apple exhibits S-RNase-mediated self-incompatibility. Although the cytotoxic effect of S-RNase inside the self-pollen tube has been studied extensively, the underlying defence mechanism in pollen tube in Rosaceae remains unclear. On exposure to stylar S-RNase, plant defence responses are activated in the pollen tube; however, how these are regulated is currently poorly understood. Here, we show that entry of both self and non-self S-RNase into pollen tubes of apple (Malus domestica) stimulates jasmonic acid (JA) production, in turn inducing the accumulation of MdMYC2 transcripts, a transcription factor in the JA signalling pathway widely considered to be involved in plant defence processes. MdMYC2 acts as a positive regulator in the pollen tube activating expression of MdD1, a gene encodin"],"journal":["Plant biotechnology journal"],"pubmed_title":["A gamma-thionin protein from apple, MdD1, is required for defence against S-RNase-induced inhibition of pollen tube prior to self/non-self recognition."],"pmcid":["PMC6790362"],"funding_grant_id":["31372035","31630066","31572096"],"pubmed_authors":["Li W","Meng D","Li Y","Chen Q","Liu CS","Li T","Doughty J","Gu Z","Yang Q","Yuan H","Yu J"],"additional_accession":[]},"is_claimable":false,"name":"A gamma-thionin protein from apple, MdD1, is required for defence against S-RNase-induced inhibition of pollen tube prior to self/non-self recognition.","description":"Apple exhibits S-RNase-mediated self-incompatibility. Although the cytotoxic effect of S-RNase inside the self-pollen tube has been studied extensively, the underlying defence mechanism in pollen tube in Rosaceae remains unclear. On exposure to stylar S-RNase, plant defence responses are activated in the pollen tube; however, how these are regulated is currently poorly understood. Here, we show that entry of both self and non-self S-RNase into pollen tubes of apple (Malus domestica) stimulates jasmonic acid (JA) production, in turn inducing the accumulation of MdMYC2 transcripts, a transcription factor in the JA signalling pathway widely considered to be involved in plant defence processes. MdMYC2 acts as a positive regulator in the pollen tube activating expression of MdD1, a gene encodin","dates":{"release":"2019-01-01T00:00:00Z","publication":"2019 Nov","modification":"2026-04-15T15:30:48.479Z","creation":"2019-10-30T08:21:24Z"},"accession":"S-EPMC6790362","cross_references":{"pubmed":["31001872"],"doi":["10.1111/pbi.13131"]}}