Molecular Basis of Apomixis in Plants
Apomixis is the consequence of a concerted mechanism that harnesses the sexual machinery and coordinates developmental steps in the ovule to produce an asexual (clonal) seed. Altered sexual developments involve widely characterized functional and anatomical changes in meiosis, gametogenesis, and emb...
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Hojsgaard, Diego edt Molecular Basis of Apomixis in Plants Basel, Switzerland MDPI - Multidisciplinary Digital Publishing Institute 2021 1 electronic resource (300 p.) text txt rdacontent computer c rdamedia online resource cr rdacarrier Apomixis is the consequence of a concerted mechanism that harnesses the sexual machinery and coordinates developmental steps in the ovule to produce an asexual (clonal) seed. Altered sexual developments involve widely characterized functional and anatomical changes in meiosis, gametogenesis, and embryo and endosperm formation. The ovules of apomictic plants skip meiosis and form unreduced female gametophytes whose egg cells develop into a parthenogenetic embryo, and the central cells may or may not fuse to a sperm to develop the seed endosperm. Thus, functional apomixis involves at least three components, apomeiosis, parthenogenesis, and endosperm development, modified from sexual reproduction that must be coordinated at the molecular level to progress through the developmental steps and form a clonal seed. Despite recent progress uncovering specific genes related to apomixis-like phenotypes and the formation of clonal seeds, the molecular basis and regulatorynetwork of apomixis is still unknown. This is a central problem underlying the current limitations of apomixis breeding. This book collates twelve publications addressing different topics around the molecular basis of apomixis, illustrating recent discoveries and advances toward understanding the genetic regulation of the trait, discussing the possible origins of apomixis and the remaining challenges for its commercial deployment in plants. English Research & information: general bicssc apomixis evolution germline gene regulation sporogenesis plant reproduction ribosome RNA helicase sexual development stress response apomeiosis clonal seeds endosperm heterosis capture molecular breeding parthenogenesis differentially expressed genes hybridization microarrays polyploidy Ranunculus sexuality character segregation crop biotechnology heterosis meiosis recombination agamospermy basal angiosperms (ANA-grade) sporocyteless polycomb-group proteins reproductive systems apomixis evolution APOSTART Poa pratensis diplospory autonomous endosperm genetics Taraxacum dandelion weeping lovegrass drought stress RNA-seq plant breeding plant development Hieracium piloselloides CRISPR/Cas9 PHYTOENE DESATURASE (PDS) amplicon sequencing genome editing tissue culture haploid progeny dicotyledon PsASGR-BBML pseudogamy 5-azacytidine abscisic acid apospory expression profiling fluridone metabolic homeostasis oxidative stress sucrose non-fermenting-related protein kinase 3-0365-1508-9 3-0365-1507-0 Hojsgaard, Diego oth |
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English |
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Hojsgaard, Diego |
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Hojsgaard, Diego |
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title |
Molecular Basis of Apomixis in Plants |
spellingShingle |
Molecular Basis of Apomixis in Plants |
title_full |
Molecular Basis of Apomixis in Plants |
title_fullStr |
Molecular Basis of Apomixis in Plants |
title_full_unstemmed |
Molecular Basis of Apomixis in Plants |
title_auth |
Molecular Basis of Apomixis in Plants |
title_new |
Molecular Basis of Apomixis in Plants |
title_sort |
molecular basis of apomixis in plants |
publisher |
MDPI - Multidisciplinary Digital Publishing Institute |
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2021 |
physical |
1 electronic resource (300 p.) |
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3-0365-1508-9 3-0365-1507-0 |
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Not Illustrated |
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AT hojsgaarddiego molecularbasisofapomixisinplants |
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(CKB)5400000000042177 (oapen)https://directory.doabooks.org/handle/20.500.12854/76791 (EXLCZ)995400000000042177 |
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Molecular Basis of Apomixis in Plants |
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