http://www.cnr.it/ontology/cnr/individuo/prodotto/ID248211
AGRIS-FAO dbase:Biochemical and ultrastructural features related to male sterility in the dioecious species Actinidia deliciosa (Banca dati)
- Type
- Label
- AGRIS-FAO dbase:Biochemical and ultrastructural features related to male sterility in the dioecious species Actinidia deliciosa (Banca dati) (literal)
- Anno
- 2001-01-01T00:00:00+01:00 (literal)
- Alternative label
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
- Biasi; R.; Falasca; G.; Speranza; A.; DE STRADIS A; Scoccianti; V.; Franceschetti; M.; Bagni; N.; Altamura; M.M. (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#altreInformazioni
- Source:
Institut national de la recherche agronomique, Centre de Versailles-
Grignon (France) INRA
147 rue de l'Université
75338 Paris Cedex 07 (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#titoloVolume
- AGRIS 2013 - FAO of the United Nations (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#supporto
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
- Titolo
- AGRIS-FAO dbase:Biochemical and ultrastructural features related to male sterility in the dioecious species Actinidia deliciosa (literal)
- Descrizione sintetica
- SELECTED PRODUCT AND PLACED IN A INTERNATIONAL DATABASE ON AGRICULTURAL RESEARCH (literal)
- Abstract
- Kiwifruit (Actinidia deliciosa var. deliciosa) is a
dioecious plant whose flowers are morphologically
hermaphrodite yet functionally unisexual. The objective
of this study was to investigate the male sterility of
female flowers in kiwifruit through an integrated
biochemical and cytohistological approach. High levels
of free and trichloroacetic acid (TCA)-insoluble
conjugated polyamines (PAs) were found to be
associated with pollen degeneration. Carbohydrate
levels greatly differed w hen comparing mature to
degenerated pollen from the anthers of male-fertile
and male-sterile flowers, respectively. In the
cytoplasm, carbohydrates strongly decreased in the
degenerated pollen, whereas in the cell wall, their
levels remained consistent. The degenerated pollen
showed a poorly sculptured sexine, an anomalous
nexine, and an intine consisting of a single stratum
only. Through in vitro culture of anthers from malesterile
plant, the pollen occasionally reached the
binucleate stage. The structural anomalies in the
pollen of the male-sterile plant and the alterations in
PA and carbohydrate contents, together with the results
of the in vitro anther culture, suggest that the male
sterility in this species could be under both sporophytic and gametophytic control (literal)
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