Molecular Characterization of <i>Prunus</i> Cultivars from Romania by Microsatellite Markers

In Romania, <i>Prunus</i> species have great economic and social importance. With the introduction of new cultivars arises the need to preserve and characterize the local <i>Prunus</i> germplasm. Thus, a set of 24 polymorphic SSRs were selected for the overall characterizatio...

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Main Authors: Anca Butiuc-Keul, Ana Coste, Dragoș Postolache, Vasile Laslo, Adela Halmagyi, Victoria Cristea, Anca Farkas
Format: Article
Language:English
Published: MDPI AG 2022-03-01
Series:Horticulturae
Subjects:
Online Access:https://www.mdpi.com/2311-7524/8/4/291
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author Anca Butiuc-Keul
Ana Coste
Dragoș Postolache
Vasile Laslo
Adela Halmagyi
Victoria Cristea
Anca Farkas
author_facet Anca Butiuc-Keul
Ana Coste
Dragoș Postolache
Vasile Laslo
Adela Halmagyi
Victoria Cristea
Anca Farkas
author_sort Anca Butiuc-Keul
collection DOAJ
description In Romania, <i>Prunus</i> species have great economic and social importance. With the introduction of new cultivars arises the need to preserve and characterize the local <i>Prunus</i> germplasm. Thus, a set of 24 polymorphic SSRs were selected for the overall characterization, including 10 peach, 11 apricot and 5 nectarine cultivars. The average number of alleles per locus (Na = 1.958), in addition to overall observed (Ho = 0.299) and expected heterozygosity (He = 0.286) were lower or comparable to those reported in similar studies, probably explained by the smaller number of analyzed cultivars restricted to a smaller geographic area. Among 26 genotypes a total of 101 alleles were identified, of which 46 alleles were in peach, 55 in apricot and 40 in nectarine, respectively. Six alleles from six loci (CPPCT-030, Pchgms-003, Pchgms-004, Pchgms-010, UDP97-401, UDP98-405) were common to all taxonomic groups. The most informative loci were BPPCT-025, Pchgms-021 and UDP96-001 in peach; BPPCT-025, BPPCT-001 and UDP96-001 in nectarine; and BPPCT-002, BPPCT-025, Pchgms-004, Pchgms-020 and Pchgms-021 in apricot. Clustering and genetic similarity analysis indicated that the degree of interspecific divergence in peach and nectarine cultivars was less than that in peach and apricot. These results will be useful to prevent confusion between cultivars, to improve breeding strategies and to benefit the management of <i>Prunus</i> cultivars bred in Romania.
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spelling doaj.art-6e55ef0c14034c5bb9dfdd8475bbf91a2023-12-01T21:00:16ZengMDPI AGHorticulturae2311-75242022-03-018429110.3390/horticulturae8040291Molecular Characterization of <i>Prunus</i> Cultivars from Romania by Microsatellite MarkersAnca Butiuc-Keul0Ana Coste1Dragoș Postolache2Vasile Laslo3Adela Halmagyi4Victoria Cristea5Anca Farkas6Department of Molecular Biology and Biotechnology, Faculty of Biology and Geology, Babeş-Bolyai University, 400084 Cluj-Napoca, RomaniaNIRDBS, Institute of Biological Research Cluj-Napoca, Republicii St., 400015 Cluj-Napoca, RomaniaNational Institute for Research and Development in Forestry Marin Dracea, Boulevard Eroilor, 077190 Voluntari, RomaniaDepartment of Environmental Engineering, Faculty of Environmental Protection, 410048 Oradea, RomaniaNIRDBS, Institute of Biological Research Cluj-Napoca, Republicii St., 400015 Cluj-Napoca, RomaniaAlexandru Borza Botanical Garden, Babeş-Bolyai University, 400015 Cluj-Napoca, RomaniaDepartment of Molecular Biology and Biotechnology, Faculty of Biology and Geology, Babeş-Bolyai University, 400084 Cluj-Napoca, RomaniaIn Romania, <i>Prunus</i> species have great economic and social importance. With the introduction of new cultivars arises the need to preserve and characterize the local <i>Prunus</i> germplasm. Thus, a set of 24 polymorphic SSRs were selected for the overall characterization, including 10 peach, 11 apricot and 5 nectarine cultivars. The average number of alleles per locus (Na = 1.958), in addition to overall observed (Ho = 0.299) and expected heterozygosity (He = 0.286) were lower or comparable to those reported in similar studies, probably explained by the smaller number of analyzed cultivars restricted to a smaller geographic area. Among 26 genotypes a total of 101 alleles were identified, of which 46 alleles were in peach, 55 in apricot and 40 in nectarine, respectively. Six alleles from six loci (CPPCT-030, Pchgms-003, Pchgms-004, Pchgms-010, UDP97-401, UDP98-405) were common to all taxonomic groups. The most informative loci were BPPCT-025, Pchgms-021 and UDP96-001 in peach; BPPCT-025, BPPCT-001 and UDP96-001 in nectarine; and BPPCT-002, BPPCT-025, Pchgms-004, Pchgms-020 and Pchgms-021 in apricot. Clustering and genetic similarity analysis indicated that the degree of interspecific divergence in peach and nectarine cultivars was less than that in peach and apricot. These results will be useful to prevent confusion between cultivars, to improve breeding strategies and to benefit the management of <i>Prunus</i> cultivars bred in Romania.https://www.mdpi.com/2311-7524/8/4/291apricotgermplasmmicrosatellitesnectarinepeachSSR markers
spellingShingle Anca Butiuc-Keul
Ana Coste
Dragoș Postolache
Vasile Laslo
Adela Halmagyi
Victoria Cristea
Anca Farkas
Molecular Characterization of <i>Prunus</i> Cultivars from Romania by Microsatellite Markers
Horticulturae
apricot
germplasm
microsatellites
nectarine
peach
SSR markers
title Molecular Characterization of <i>Prunus</i> Cultivars from Romania by Microsatellite Markers
title_full Molecular Characterization of <i>Prunus</i> Cultivars from Romania by Microsatellite Markers
title_fullStr Molecular Characterization of <i>Prunus</i> Cultivars from Romania by Microsatellite Markers
title_full_unstemmed Molecular Characterization of <i>Prunus</i> Cultivars from Romania by Microsatellite Markers
title_short Molecular Characterization of <i>Prunus</i> Cultivars from Romania by Microsatellite Markers
title_sort molecular characterization of i prunus i cultivars from romania by microsatellite markers
topic apricot
germplasm
microsatellites
nectarine
peach
SSR markers
url https://www.mdpi.com/2311-7524/8/4/291
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AT vasilelaslo molecularcharacterizationofiprunusicultivarsfromromaniabymicrosatellitemarkers
AT adelahalmagyi molecularcharacterizationofiprunusicultivarsfromromaniabymicrosatellitemarkers
AT victoriacristea molecularcharacterizationofiprunusicultivarsfromromaniabymicrosatellitemarkers
AT ancafarkas molecularcharacterizationofiprunusicultivarsfromromaniabymicrosatellitemarkers