Meta-analysis of mitochondrial DNA reveals several population bottlenecks during worldwide migrations of cattle
2014
Lenstra, Johannes A. | Ajmone Marsan, Paolo | Beja Pereira, Albano | Bollongino, Ruth | Bradley, Daniel G. | Colli, Licia | De Gaetano, Anna | Edwards, Ceiridwen J. | Felius, Marleen | Ferretti, Luca | Ginja, Catarina | Hristov, Peter | Kantanen, Juha | Liron, Juan Pedro | Magee, David A. | Negrini, Riccardo | Radoslavov, Georgi A.
Several studies have investigated the differentiation of mitochondrial DNA in Eurasian, African and American cattle as well as archaeological bovine material. A global survey of these studies shows that haplogroup distributions are more stable in time than in space. All major migrations of cattle have shifted the haplogroup distributions considerably with a reduction of the number of haplogroups and/or an expansion of haplotypes that are rare or absent in the ancestral populations. The most extreme case is the almost exclusive colonization of Africa by the T1 haplogroup, which is rare in Southwest Asian cattle. In contrast, ancient samples invariably show continuity with present-day cattle from the same location. These findings indicate strong maternal founder effects followed by limited maternal gene flow when new territories are colonized. However, effects of adaptation to new environments may also play a role.
Afficher plus [+] Moins [-]Fil: Lenstra, Johannes A.. Utrecht Univeristy; Países Bajos
Afficher plus [+] Moins [-]Fil: Ajmone Marsan, Paolo. Universita Cattolica del Sacro Cuore; Italia
Afficher plus [+] Moins [-]Fil: Beja Pereira, Albano. Centro de Investigação em Biodiversidade e Recursos Genéticos da Universidade do Porto; Portugal
Afficher plus [+] Moins [-]Fil: Bollongino, Ruth. Johannes Gutenberg University Mainz; Alemania
Afficher plus [+] Moins [-]Fil: Bradley, Daniel G.. Trinity College; Irlanda
Afficher plus [+] Moins [-]Fil: Colli, Licia. Universita Cattolica del Sacro Cuore; Italia
Afficher plus [+] Moins [-]Fil: De Gaetano, Anna. Università di Pavia; Italia
Afficher plus [+] Moins [-]Fil: Edwards, Ceiridwen J.. Trinity College; Irlanda. University of Oxford; Reino Unido
Afficher plus [+] Moins [-]Fil: Felius, Marleen.
Afficher plus [+] Moins [-]Fil: Ferretti, Luca. Università di Pavia; Italia
Afficher plus [+] Moins [-]Fil: Ginja, Catarina. Universidade de Lisboa; Portugal
Afficher plus [+] Moins [-]Fil: Hristov, Peter. Bulgarian Academy of Sciences; Bulgaria
Afficher plus [+] Moins [-]Fil: Kantanen, Juha. University of Eastern Finland; Finlandia
Afficher plus [+] Moins [-]Fil: Liron, Juan Pedro. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. Universidad Nacional de La Plata. Facultad de Ciencias Veterinarias; Argentina
Afficher plus [+] Moins [-]Fil: Magee, David A.. Trinity College; Irlanda. Universidad de Dublin; Irlanda
Afficher plus [+] Moins [-]Fil: Negrini, Riccardo. Universita Cattolica del Sacro Cuore; Italia
Afficher plus [+] Moins [-]Fil: Radoslavov, Georgi A.. Bulgarian Academy of Sciences; Bulgaria
Afficher plus [+] Moins [-]Mots clés AGROVOC
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