Influence of the season of the year on the embryogenic capability of immature male inflorescences in banano cv. ‘Grande naine’ (<em>Musa</em> AAA)

The season of the year is one of the possible factors to consider for taking the initial explants to develop somatic embryogenesis. This work was carried out to determine the influence of the season of the year on the callus with embryogenic structures formation, in the banana cultivar ‘Grande naine...

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Main Authors: Laisyn Posada-Pérez, Rafael Gómez-Kosky, Borys Chong, Maritza Reyes, Idalmis Bermúdez-Caraballoso
Format: Article
Language:English
Published: Universidad Central Marta Abreu de Las Villas 2010-10-01
Series:Biotecnología Vegetal
Online Access:https://revista.ibp.co.cu/index.php/BV/article/view/291
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author Laisyn Posada-Pérez
Rafael Gómez-Kosky
Borys Chong
Maritza Reyes
Idalmis Bermúdez-Caraballoso
author_facet Laisyn Posada-Pérez
Rafael Gómez-Kosky
Borys Chong
Maritza Reyes
Idalmis Bermúdez-Caraballoso
author_sort Laisyn Posada-Pérez
collection DOAJ
description The season of the year is one of the possible factors to consider for taking the initial explants to develop somatic embryogenesis. This work was carried out to determine the influence of the season of the year on the callus with embryogenic structures formation, in the banana cultivar ‘Grande naine’ (Musa AAA) to collect immature male inflorescences are. Male inflorescences were collected for three years, every month. Nodal fascicles closest to the floral meristem were extracted and placed in semisolid medium. The number of contaminated explants and the embryogenic response for each time was quantified, six months after culture. The percentage of microbial contamination and the percentage of fascicles that formed callus with high frequency somatic embryogenesis were calculated using these data. In addition, it the relationship of these variables with the values of average temperatures and precipitations during the three years were also studied. The percentages of contamination were highly variable depending on the season of the year in which the inflorescences were collected in the field (0 - 82.5%). The analysis did not show correlation between embryogenic response and percentage of contamination, in relation to rainfall and temperature values recorded during the three years of research. Embryogenic response ranged from 0-11.5%. Results showed that the season of the year to collect immature male inflorescences did not influence the formation of somatic embryos in this cultivar of banana. Keywords: callus, microbial contamination, high frequency somatic embryogenesis
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spelling doaj.art-3bc8877952f3425d815a9d359e781c6a2022-12-21T18:40:55ZengUniversidad Central Marta Abreu de Las VillasBiotecnología Vegetal1609-18412074-86472010-10-01104265Influence of the season of the year on the embryogenic capability of immature male inflorescences in banano cv. ‘Grande naine’ (<em>Musa</em> AAA)Laisyn Posada-PérezRafael Gómez-KoskyBorys ChongMaritza ReyesIdalmis Bermúdez-CaraballosoThe season of the year is one of the possible factors to consider for taking the initial explants to develop somatic embryogenesis. This work was carried out to determine the influence of the season of the year on the callus with embryogenic structures formation, in the banana cultivar ‘Grande naine’ (Musa AAA) to collect immature male inflorescences are. Male inflorescences were collected for three years, every month. Nodal fascicles closest to the floral meristem were extracted and placed in semisolid medium. The number of contaminated explants and the embryogenic response for each time was quantified, six months after culture. The percentage of microbial contamination and the percentage of fascicles that formed callus with high frequency somatic embryogenesis were calculated using these data. In addition, it the relationship of these variables with the values of average temperatures and precipitations during the three years were also studied. The percentages of contamination were highly variable depending on the season of the year in which the inflorescences were collected in the field (0 - 82.5%). The analysis did not show correlation between embryogenic response and percentage of contamination, in relation to rainfall and temperature values recorded during the three years of research. Embryogenic response ranged from 0-11.5%. Results showed that the season of the year to collect immature male inflorescences did not influence the formation of somatic embryos in this cultivar of banana. Keywords: callus, microbial contamination, high frequency somatic embryogenesishttps://revista.ibp.co.cu/index.php/BV/article/view/291
spellingShingle Laisyn Posada-Pérez
Rafael Gómez-Kosky
Borys Chong
Maritza Reyes
Idalmis Bermúdez-Caraballoso
Influence of the season of the year on the embryogenic capability of immature male inflorescences in banano cv. ‘Grande naine’ (<em>Musa</em> AAA)
Biotecnología Vegetal
title Influence of the season of the year on the embryogenic capability of immature male inflorescences in banano cv. ‘Grande naine’ (<em>Musa</em> AAA)
title_full Influence of the season of the year on the embryogenic capability of immature male inflorescences in banano cv. ‘Grande naine’ (<em>Musa</em> AAA)
title_fullStr Influence of the season of the year on the embryogenic capability of immature male inflorescences in banano cv. ‘Grande naine’ (<em>Musa</em> AAA)
title_full_unstemmed Influence of the season of the year on the embryogenic capability of immature male inflorescences in banano cv. ‘Grande naine’ (<em>Musa</em> AAA)
title_short Influence of the season of the year on the embryogenic capability of immature male inflorescences in banano cv. ‘Grande naine’ (<em>Musa</em> AAA)
title_sort influence of the season of the year on the embryogenic capability of immature male inflorescences in banano cv grande naine em musa em aaa
url https://revista.ibp.co.cu/index.php/BV/article/view/291
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