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Incidence of spontaneous autopolyploidy in cultured populations of white sturgeon, Acipenser transmontanus

Identifieur interne : 000031 ( PascalFrancis/Corpus ); précédent : 000030; suivant : 000032

Incidence of spontaneous autopolyploidy in cultured populations of white sturgeon, Acipenser transmontanus

Auteurs : A. D. Schreier ; B. May ; D. A. Gille

Source :

RBID : Pascal:14-0011682

Descripteurs français

English descriptors

Abstract

Many fish of aquacultural importance including sturgeon and paddlefish have a history of polyploidy in their evolutionary lineages. Spontaneous autopolyploids have been detected in several sturgeon species in culture despite the fact that the induction of triploidy is not a management tool in farming sturgeon for meat and caviar. In 2010, we discovered two female spontaneous autopolyploid white sturgeon (Acipenser transmontanus) on a commercial caviar farm that had successfully produced offspring of intermediate ploidy in crosses with normal males. Here we use flow cytometry and microsatellite genotyping to screen a second aquaculture program for the presence of spontaneous autopolyploids. Flow cytometry of female parents and their progeny in the 2011 year class created by the Kootenai River white sturgeon conservation aquaculture program revealed that wild caught females used as dams possessed normal ploidy (8N). Five of ten families sampled from the 2011 year class contained spontaneous autopolyploids possessing DNA content consistent with dodecaploidy (12N). The percent of autopolyploid individuals sampled ranged from 0 to 33% per family, and the total number of spontaneous autopolyploids in the 2011 year class was 12/150 (8%). Microsatellites were not useful in detecting spontaneous autopolyploids in the conservation aquaculture program due to low levels of genetic diversity in the endangered Kootenai River population. The two families with the highest incidence of spontaneous autopolyploids (33% and 26% of offspring sampled) were sired by a single male, suggesting a paternal effect on the generation of spontaneous autopolyploids in white sturgeon.

Notice en format standard (ISO 2709)

Pour connaître la documentation sur le format Inist Standard.

pA  
A01 01  1    @0 0044-8486
A02 01      @0 AQCLAL
A03   1    @0 Aquaculture : (Amst.)
A05       @2 416-417
A08 01  1  ENG  @1 Incidence of spontaneous autopolyploidy in cultured populations of white sturgeon, Acipenser transmontanus
A11 01  1    @1 SCHREIER (A. D.)
A11 02  1    @1 MAY (B.)
A11 03  1    @1 GILLE (D. A.)
A14 01      @1 Genomic Variation Laboratory, Department of Animal Science, University of California Davis @2 Davis, CA 95616 @3 USA @Z 1 aut. @Z 2 aut. @Z 3 aut.
A20       @1 141-145
A21       @1 2013
A23 01      @0 ENG
A43 01      @1 INIST @2 15964 @5 354000507464120200
A44       @0 0000 @1 © 2014 INIST-CNRS. All rights reserved.
A45       @0 1/2 p.
A47 01  1    @0 14-0011682
A60       @1 P @3 CC
A61       @0 A
A64 01  1    @0 Aquaculture : (Amsterdam)
A66 01      @0 NLD
C01 01    ENG  @0 Many fish of aquacultural importance including sturgeon and paddlefish have a history of polyploidy in their evolutionary lineages. Spontaneous autopolyploids have been detected in several sturgeon species in culture despite the fact that the induction of triploidy is not a management tool in farming sturgeon for meat and caviar. In 2010, we discovered two female spontaneous autopolyploid white sturgeon (Acipenser transmontanus) on a commercial caviar farm that had successfully produced offspring of intermediate ploidy in crosses with normal males. Here we use flow cytometry and microsatellite genotyping to screen a second aquaculture program for the presence of spontaneous autopolyploids. Flow cytometry of female parents and their progeny in the 2011 year class created by the Kootenai River white sturgeon conservation aquaculture program revealed that wild caught females used as dams possessed normal ploidy (8N). Five of ten families sampled from the 2011 year class contained spontaneous autopolyploids possessing DNA content consistent with dodecaploidy (12N). The percent of autopolyploid individuals sampled ranged from 0 to 33% per family, and the total number of spontaneous autopolyploids in the 2011 year class was 12/150 (8%). Microsatellites were not useful in detecting spontaneous autopolyploids in the conservation aquaculture program due to low levels of genetic diversity in the endangered Kootenai River population. The two families with the highest incidence of spontaneous autopolyploids (33% and 26% of offspring sampled) were sired by a single male, suggesting a paternal effect on the generation of spontaneous autopolyploids in white sturgeon.
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C03 02  X  FRE  @0 Autoploïdie @5 02
C03 02  X  ENG  @0 Autoploidy @5 02
C03 02  X  SPA  @0 Autoploidía @5 02
C03 03  X  FRE  @0 Triploïdie @5 03
C03 03  X  ENG  @0 Triploidy @5 03
C03 03  X  SPA  @0 Triploidía @5 03
C03 04  X  FRE  @0 Cytométrie flux @5 04
C03 04  X  ENG  @0 Flow cytometry @5 04
C03 04  X  SPA  @0 Citometría flujo @5 04
C03 05  X  FRE  @0 Effet paternel @5 05
C03 05  X  ENG  @0 Paternal effect @5 05
C03 05  X  SPA  @0 Efecto paternal @5 05
C03 06  X  FRE  @0 Aquiculture @5 06
C03 06  X  ENG  @0 Aquaculture @5 06
C03 06  X  SPA  @0 Acuicultura @5 06
C03 07  X  FRE  @0 Acipenser transmontanus @2 NS @5 10
C03 07  X  ENG  @0 Acipenser transmontanus @2 NS @5 10
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C07 01  X  FRE  @0 Pisces @2 NS
C07 01  X  ENG  @0 Pisces @2 NS
C07 01  X  SPA  @0 Pisces @2 NS
C07 02  X  FRE  @0 Vertebrata @2 NS
C07 02  X  ENG  @0 Vertebrata @2 NS
C07 02  X  SPA  @0 Vertebrata @2 NS
C07 03  X  FRE  @0 Acipenseridae @4 INC @5 68
N21       @1 006
N44 01      @1 OTO
N82       @1 OTO

Format Inist (serveur)

NO : PASCAL 14-0011682 INIST
ET : Incidence of spontaneous autopolyploidy in cultured populations of white sturgeon, Acipenser transmontanus
AU : SCHREIER (A. D.); MAY (B.); GILLE (D. A.)
AF : Genomic Variation Laboratory, Department of Animal Science, University of California Davis/Davis, CA 95616/Etats-Unis (1 aut., 2 aut., 3 aut.)
DT : Publication en série; Courte communication, note brève; Niveau analytique
SO : Aquaculture : (Amsterdam); ISSN 0044-8486; Coden AQCLAL; Pays-Bas; Da. 2013; Vol. 416-417; Pp. 141-145; Bibl. 1/2 p.
LA : Anglais
EA : Many fish of aquacultural importance including sturgeon and paddlefish have a history of polyploidy in their evolutionary lineages. Spontaneous autopolyploids have been detected in several sturgeon species in culture despite the fact that the induction of triploidy is not a management tool in farming sturgeon for meat and caviar. In 2010, we discovered two female spontaneous autopolyploid white sturgeon (Acipenser transmontanus) on a commercial caviar farm that had successfully produced offspring of intermediate ploidy in crosses with normal males. Here we use flow cytometry and microsatellite genotyping to screen a second aquaculture program for the presence of spontaneous autopolyploids. Flow cytometry of female parents and their progeny in the 2011 year class created by the Kootenai River white sturgeon conservation aquaculture program revealed that wild caught females used as dams possessed normal ploidy (8N). Five of ten families sampled from the 2011 year class contained spontaneous autopolyploids possessing DNA content consistent with dodecaploidy (12N). The percent of autopolyploid individuals sampled ranged from 0 to 33% per family, and the total number of spontaneous autopolyploids in the 2011 year class was 12/150 (8%). Microsatellites were not useful in detecting spontaneous autopolyploids in the conservation aquaculture program due to low levels of genetic diversity in the endangered Kootenai River population. The two families with the highest incidence of spontaneous autopolyploids (33% and 26% of offspring sampled) were sired by a single male, suggesting a paternal effect on the generation of spontaneous autopolyploids in white sturgeon.
CC : 002A36B01; 002A15B
FD : Spontané; Autoploïdie; Triploïdie; Cytométrie flux; Effet paternel; Aquiculture; Acipenser transmontanus
FG : Pisces; Vertebrata; Acipenseridae
ED : Spontaneous; Autoploidy; Triploidy; Flow cytometry; Paternal effect; Aquaculture; Acipenser transmontanus
EG : Pisces; Vertebrata
SD : Espontáneo; Autoploidía; Triploidía; Citometría flujo; Efecto paternal; Acuicultura; Acipenser transmontanus
LO : INIST-15964.354000507464120200
ID : 14-0011682

Links to Exploration step

Pascal:14-0011682

Le document en format XML

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<SO>Aquaculture : (Amsterdam); ISSN 0044-8486; Coden AQCLAL; Pays-Bas; Da. 2013; Vol. 416-417; Pp. 141-145; Bibl. 1/2 p.</SO>
<LA>Anglais</LA>
<EA>Many fish of aquacultural importance including sturgeon and paddlefish have a history of polyploidy in their evolutionary lineages. Spontaneous autopolyploids have been detected in several sturgeon species in culture despite the fact that the induction of triploidy is not a management tool in farming sturgeon for meat and caviar. In 2010, we discovered two female spontaneous autopolyploid white sturgeon (Acipenser transmontanus) on a commercial caviar farm that had successfully produced offspring of intermediate ploidy in crosses with normal males. Here we use flow cytometry and microsatellite genotyping to screen a second aquaculture program for the presence of spontaneous autopolyploids. Flow cytometry of female parents and their progeny in the 2011 year class created by the Kootenai River white sturgeon conservation aquaculture program revealed that wild caught females used as dams possessed normal ploidy (8N). Five of ten families sampled from the 2011 year class contained spontaneous autopolyploids possessing DNA content consistent with dodecaploidy (12N). The percent of autopolyploid individuals sampled ranged from 0 to 33% per family, and the total number of spontaneous autopolyploids in the 2011 year class was 12/150 (8%). Microsatellites were not useful in detecting spontaneous autopolyploids in the conservation aquaculture program due to low levels of genetic diversity in the endangered Kootenai River population. The two families with the highest incidence of spontaneous autopolyploids (33% and 26% of offspring sampled) were sired by a single male, suggesting a paternal effect on the generation of spontaneous autopolyploids in white sturgeon.</EA>
<CC>002A36B01; 002A15B</CC>
<FD>Spontané; Autoploïdie; Triploïdie; Cytométrie flux; Effet paternel; Aquiculture; Acipenser transmontanus</FD>
<FG>Pisces; Vertebrata; Acipenseridae</FG>
<ED>Spontaneous; Autoploidy; Triploidy; Flow cytometry; Paternal effect; Aquaculture; Acipenser transmontanus</ED>
<EG>Pisces; Vertebrata</EG>
<SD>Espontáneo; Autoploidía; Triploidía; Citometría flujo; Efecto paternal; Acuicultura; Acipenser transmontanus</SD>
<LO>INIST-15964.354000507464120200</LO>
<ID>14-0011682</ID>
</server>
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