Genomic Microsatellites as Evolutionary Chronometers: A Test in Wild Cats

Table 1.

Percent Polymorphic Loci and Percent Average Heterozygosity for Different Nuclear Gene Families in Free-Living Populations of Cheetahs, Lions, and Pumas

Cheetahs Lions Pumas Dom. Cat
Ajr Ajj GIR NGC SER BCS IDO DOM
% Polymorphism Allozyme 4.1 2.0 0.0 4.0 11.0 4.9 4.9–10.0 21.3
MHC-RFLP 5.5 4.2 0.0 5.8 17.0 24.9
Microsatellite 84.1 80.5 19.3 83.0 84.1 42.9 75.0 98.9
% Heterozygosity Allozyme 1.4 0.0 0.0 1.5 3.8 1.8 2.0–4.0  8.2
MHC-RFLP 6.7 5.1 0.0 8.0 21.8 28.9
Minisatellite 43.3 43.6 2.9 43.5 48.1 10.3 46.9 44.9
Microsatellite 46.7 47.5 7.9 40.4 47.4 14.7 34.8 68.1
  • Abbreviations: GIR, Gir Forest lions; NGC, Ngorongoro Crater lions; SER, Serengeti Park lions; ETO, Etosha Park lions; KAL, Kalahari-Gemsbok Park lions; KRU, Kruger Park lions; BCS, Big Cypress Swamp pumas; IDO, Idaho pumas; SA, South American pumas; EA, East African cheetahs; CNM, captive Namibian cheetahs; WNM, wild Namibian cheetahs; Ajr, Acinonyx jubatus raineyi; Ajj, A. j. jubutus; DOM, domestic cats.

  • All cheetahs, Gir forest lions (GIR), and Florida panthers (Big Cypress Swamp BCS) have shown reduced molecular genetic diversity as a consequence of historic demographic reduction and inbreeding (O'Brien 1994).

  • O'Brien 1984; O'Brien et al. 1985; O'Brien et al. 1987a;b;c; Wildt et al. 1987; Roelke 1993.

  • Yuhki and O'Brien 1990.

  • This study.

  • Gilbert et al. 1991; Menotti-Raymond and O'Brien 1993;Roelke et al. 1993.

This Article

  1. Genome Res. 12: 414-423

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