Genetic Characterization of Six Stocks of Litopenaeus vannamei Usedin Cuba for Aquaculture by Means of Microsatellite Loci

FourmicrosatellitelociwereusedtoachievegeneticcharacterizationofsixstocksfromLitopenaeusvannamei usedforaquaculture inCuba:secondgenerationfromfirstintroduction(S2-1),firstgenerationfromthesecondone(S1-2),fromthethirdone(S1-3), andthefourthone(S1-4)andthecrossingsfromtwoparentalpopulation:firstgenerationfromthefirstwithfirstgeneration fromthethird(S1-1 × S1-3)andfirstgenerationfromthesecondwithfirstgenerationfromthethird(S1-2 × S1-3).66%(16/24) ofgeneticsystemsintotallociwereingeneticdisequilibrium.Thefourmicrosatellitelociwerepolymorphicforallsixstocks. MajorquantitiesofallelicvariantscorrespondtolocusPvan1758,whichisatthesametimethatonewherethereareprivate allelesfromfirstgenerationofthethird.AllFst comparisonsweresignificant.Thisindicatesbigdifferencesbetweenstocks.The highestvaluesarethoseinwhichthereispresenceofthesecondintroduction.Thisintroductionanditsdescendantsarealsomore consanguineous.

Bibliographic Details

Main Authors:	Pérez-Beloborodova, A., Artiles-Valor, A., Pérez-Jar, L., Hernández-Martínez, D., Guerra-Aznay, M., Espinosa-López, G.
Format:	Journal Contribution biblioteca
Language:	English
Published:	2012
Subjects:	Genetics, Aquaculture, Shrimp culture,
Online Access:	http://hdl.handle.net/1834/5347
Tags:	Add Tag No Tags, Be the first to tag this record!