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245 1 0 _aApplicability of inter-primer binding site iPBS-retrotransposon marker system for the assessment of genetic diversity and population structure of Peruvian rosewood (Aniba rosaeodora Ducke) germplasm
490 0 _aMolecular Biology Reports, 49, p.2553-2564, 2022
500 _aArtículo
520 3 _aBackground Rosewood (Aniba rosaeodora Ducke), which has a great demand due to its essential oil globally, is an evergreen tree of the Amazon forests. Rosewood natural stands have been depleted through deforestation and the destruction of habitat. Currently, rosewood is included in the ICUN red list of endangered species. Methods and results The 11 highly polymorphic primers amplifed total 305 bands of which 301 (98.69percent) were polymorphic. The number of efective alleles (Ne), Shannon’s information index (I), overall gene diversity (Ht), gene diversity (h), and polymorphism information content (PIC) were (1.562), (0.505), (0.330), (0.337) and (0.343), respectively. These diversity indices explored high genetic diversity in rosewood germplasm. Among studied germplasm, the Santa Marta population was found most diverse by refecting higher values of diversity indices while the Zungarococha population was found least diverse. The analysis of molecular variance (AMOVA) revealed that 79percent of the genetic variation was within the populations. The STRUCTURE algorithm, unweighted pair group with arithmetic mean (UPGMA), and principal coordinate’s analysis (PCoA) separated all germplasms into diferent population groups according to their geographic locations. Santa Marta population was found more diverse by refecting higher values of diversity indices. The maximum genetic distance (0.868) was found between the Huajoya-10 and Nanay-3. In this investigation, iPBS- retrotransposon marker system was used to explore the genetic diversity of Peruvian rosewood germplasm. Conclusions The results in this study such as higher genetic diversity indices, AMOVA (79percent) within population and PIC value (0.343) showed the utility and reproducibility of iPBS-retrotransposons in this species successfully. The STRUCTU RE algorithm separated the germplasms into six population groups according to their geographic locations. These results have valuable information for the conservation, management strategies and future breeding activities of rosewood.
650 1 4 _aANIBA ROSAEODORA DUCKE
650 1 4 _aDIVERSITY
650 1 4 _aPOPULATION STRUCTURE
650 1 4 _aCONSERVATION GENETICS
650 1 4 _aGERMPLASM CHARACTERIZATION
650 1 4 _aIPBS-RETROTRANSPOSON
650 1 4 _aPERU
700 1 2 _aBaloch, F. S.;Guizado, S. J. V.;Altaf, M. T.;Yuce, I.;Çilesiz, Y.;Bedir, M.;Gómez, J. C. C.
856 4 0 _uhttps://drive.google.com/file/d/17Tf393SPjjFl7pmWHcpgz1b2RxjKq8MP/view?usp=drive_link
_zPara ver el documento ingresa a Google con tu cuenta: @cicy.edu.mx
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