Building an embryo: An auxin gene toolkit for zygotic and somatic embryogenesis in Brazilian pine (Record no. 53117)

MARC details
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fixed length control field 02514nam a2200313Ia 4500
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control field MX-MdCICY
005 - DATE AND TIME OF LATEST TRANSACTION
control field 20250625162422.0
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Transcribing agency CICY
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Classification number (OCLC) (R) ; Classification number, CALL (RLIN) (NR) B-18975
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Title Building an embryo: An auxin gene toolkit for zygotic and somatic embryogenesis in Brazilian pine
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Volume/sequential designation Gene, 817, p.146168, 2022
520 3# - SUMMARY, ETC.
Summary, etc. Many studies in the model species Arabidopsis thaliana characterized genes involved in embryo formation. However, much remains to be learned about the portfolio of genes that are involved in signal transduction and transcriptional regulation during plant embryo development in other species, particularly in an evolutionary context, especially considering that some genes involved in embryo patterning are not exclusive of land plants. This study, used a combination of domain architecture phylostratigraphy and phylogenetic reconstruction to investigate the evolutionary history of embryo patterning and auxin metabolism (EPAM)genes in Viridiplantae. This approach shed light on the co-optation of auxin metabolism and other molecular mechanisms that contributed to the radiation of land plants, and specifically to embryo formation. These results have potential to assist conservation programs, by directing the development of tools for obtaining somatic embryos. In this context, we employed this methodology with critically endangered and non-model species Araucaria angustifolia, the Brazilian pine, which is current focus of conservation efforts using somatic embryogenesis. So far, this approach had little success since somatic embryos fail to completely develop. By profiling the expression of genes that we identified as necessary for the emergence of land-plant embryos, we found striking differences between zygotic and somatic embryos that might explain the developmental arrest and be used to improve A. angustifolia somatic culture.
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Topical term or geographic name entry element AUXIN
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Topical term or geographic name entry element CONIFERS
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Topical term or geographic name entry element CONSERVATION
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Topical term or geographic name entry element EMBRYOGENESIS
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element PHYLOGENETIC RECONSTRUCTION
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element PHYLOSTRATIGRAPHY
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Elbl, P. M.
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Personal name De Souza, D. T.
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Personal name Rosado, D.
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Personal name De Oliveira, L. F.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Navarro, B. V.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Matioli, S. R.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Floh, E. I.
856 40 - ELECTRONIC LOCATION AND ACCESS
Uniform Resource Identifier <a href="https://drive.google.com/file/d/1hyM-c-fAF73GqSes5koapA-dgFZrWLQM/view?usp=drivesdk">https://drive.google.com/file/d/1hyM-c-fAF73GqSes5koapA-dgFZrWLQM/view?usp=drivesdk</a>
Public note Para ver el documento ingresa a Google con tu cuenta: @cicy.edu.mx
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Source of classification or shelving scheme Clasificación local
Koha item type Documentos solicitados
Holdings
Lost status Source of classification or shelving scheme Damaged status Not for loan Collection Home library Current library Shelving location Date acquired Total checkouts Full call number Date last seen Price effective from Koha item type
  Clasificación local     Ref1 CICY CICY Documento préstamo interbibliotecario 25.06.2025   B-18975 25.06.2025 25.06.2025 Documentos solicitados