Genetic rescue persists beyond first-generation outbreeding in small populations of a rare plant

Proceedings of the Royal Society B: Biological Sciences

Volumn 274, Issue 1623, 2007, Pages 2357-2364

  Willi, Yvonne ^a,b,c   Van Kleunen, Mark ^d,e,f   Dietrich, Stefan ^e   Fischer, Markus ^e,f  

^a UNIVERSITY OF ZURICH   (Switzerland)

^b UNIVERSITY OF MELBOURNE   (Australia)

^c ETH ZURICH   (Switzerland)

^d UNIVERSITY OF KWAZULU NATAL   (South Africa)

^e UNIVERSITY OF POTSDAM   (Germany)

^f UNIVERSITY OF BERN   (Switzerland)

Author keywords

Coadapted gene complexes; Fitness; Genomic divergence; Heterosis; Hybrid breakdown; Interpopulation gene flow; Intraspecific hybridization

Indexed keywords

FITNESS; GENE FLOW; GENETIC VARIATION; HABITAT FRAGMENTATION; HERB; HETEROSIS; HYBRID; INBREEDING; POPULATION SIZE; RARE SPECIES;

ARTICLE; ENVIRONMENT; FITNESS; GENE FLOW; GENETIC DISTANCE; GENETIC VARIABILITY; HYBRID; INBREEDING DEPRESSION; NONHUMAN; OUTBREEDING; PLANT; PLANT GENETICS; POPULATION; POPULATION SIZE; PRIORITY JOURNAL; PROGENY; RANUNCULACEAE; RANUNCULUS REPTANS;

RANUNCULUS REPTANS;

EID: 34548487490     PISSN: 09628452     EISSN: 14712970     Source Type: Journal    
DOI: 10.1098/rspb.2007.0768     Document Type: Article

References (34)

1. Armbruster, P. & Reed, D. H. 2005 Inbreeding depression in benign and stressful environments. Heredity 95, 235-242. (doi:10.1038/sj.hdy.6800721)
2. Bever, J. D. & Felber, F. 1992 The theoretical population genetics of autopolyploidy. Oxford Surv. Evol. Biol. 8, 185-217.
3. Dudash, M. R. 1990 Relative fitness of selfed and outcrossed progeny in a self-compatible, protandrous species, Sabatia angularis L. (Gentianaceae): a comparison in three environments. Evolution 44, 1129-1139. (doi:10.2307/2409277)
4. Ebert, D., Haag, C., Kirkpatrick, M., Riek, M., Hottinger, J. W. & Pajunen, V. I. 2002 A selective advantage to immigrant genes in a Daphnia metapopulation. Science 295, 485-488. (doi:10.1126/science. 1067485)
5. Edmands, S. 1999 Heterosis and outbreeding depression in interpopulation crosses spanning a wide range of divergence. Evolution 53, 1757-1768. (doi:10.2307/2640438)
6. Edmands, S. 2007 Between a rock and a hard place: evaluating the relative risks of inbreeding and outbreeding for conservation and management. Mol. Ecol. 16, 463-475. (doi:10.1111/j.1365-294X.2006.03148.x)
7. Erickson, D. L. & Fenster, C. B. 2006 Intraspecific hybridization and the recovery of fitness in the native legume Chamaecrista fasciculata. Evolution 60, 225-233.
8. Fenster, C. B. & Galloway, L. F. 2000 Population differentiation in an annual legume: genetic architecture. Evolution 54, 1157-1172.
9. Fischer, M., van Kleunen, M. & Schmid, B. 2000 Genetic allee effects on performance, plasticity and developmental stability in a clonal plant. Ecol. Lett. 3, 530-539. (doi:10.1046/j.1461-0248.2000.00188.x)
10. Heschel, M. S. & Paige, K. N. 1995 Inbreeding depression, environmental stress, and population size variation in scarlet gilia (Ipomopsis aggregata). Conserv. Biol. 9, 126-133. (doi:10.1046/j.1523-1739.1995.09010126.x)
11. Lynch, M. 1991 The genetic interpretation of inbreeding depression and outbreeding depression. Evolution 45, 622-629. (doi:10.2307/2409915)
12. Lynch, M. & Gabriel, W. 1990 Mutation load and the survival of small populations. Evolution 44, 1725-1737. (doi:10.2307/2409502)
13. Madsen, T., Shine, R., Olsson, M. & Wittzell, H. 1999 Conservation biology: restoration of an inbred adder population. Nature 402, 34-35. (doi:10.1038/46941)
14. Newman, D. & Pilson, D. 1997 Increased probability of extinction due to decreased genetic effective population size: experimental populations of Clarkia pulchella. Evolution 51, 354-362. (doi:10.2307/2411107)
15. Reed, D. H. 2005 Relationship between population size and fitness. Conserv. Biol. 19, 563-568. (doi:10.1111/j.1523-1739.2005.00444.x)
16. Reed, D. H. & Frankham, R. 2003 Correlation between fitness and genetic diversity. Conserv. Biol. 17, 230-237. (doi:10.1046/j.1523-1739.2003.01236.x)
17. Richards, C. M. 2000 Inbreeding depression and genetic rescue in a plant metapopulation. Am. Nat. 155, 383-394. (doi:10.1086/303324)
18. Saccheri, I. J. & Brakefield, P. M. 2002 Rapid spread of immigrant genomes into inbred populations. Proc. R. Soc. B 269, 1073-1078. (doi:10.1098/rspb.2002.1963)
19. Saccheri, I., Kuussaari, M., Kankare, M., Vikman, P., Fortelius, W. & Hanski, I. 1998 Inbreeding and extinction in a butterfly metapopulation. Nature 392, 491-494. (doi:10.1038/33136)
20. SAS Institute Inc. 2002 SAS OnlineDoc. Version 9.1. SAS Institute Inc., Cary, NC.
21. Schiffer, M., Gilchrist, A. S. & Hoffmann, A. A. 2006 The contrasting genetic architecture of wing size, viability, and development time in a rainforest species and its more widely distributed relative. Evolution 60, 106-114.
22. Singer, J. D. 1998 Using SAS PROC MIXED to fit multilevel models, hierarchical models, and individual growth models. J. Ed. Behav. Stat. 24, 323-355. (doi:10.2307/1165280)
23. Sokal, R. R. & Rohlf, F. J. 1995 Biometry: the principles and practice of statistics in biological research. New York, NY: Freeman.
24. Spielman, D., Brook, B. W. & Frankham, R. 2004 Most species are not driven to extinction before genetic factors impact them. Proc. Natl Acad. Sci. USA 101, 15 261-15 264. (doi:10.1073/pnas.0403809101)
25. Stokstad, E. 2005 'Genetic rescue' helps panthers but puts researchers on the spot. Science 309, 1162-1162. (doi:10.1126/science.309.5738. 1162)
26. Tallmon, D. A., Luikart, G. & Waples, R. S. 2004 The alluring simplicity and complex reality of genetic rescue. Trends Ecol. Evol. 19, 489-496. (doi:10.1016/j.tree.2004.07.003)
27. Templeton, A. R. 1986 Coadaptation and outbreeding depression. In Conservation biology: the science of scarcity and diversity (ed. M. E. Soulé), pp. 105-116. Sunderland, MA: Sinauer Associates.
28. Tufto, J. 2001 Effects of releasing maladapted individuals: a demographic-evolutionary model. Am. Nat. 158, 331-340. (doi:10.1086/321987)
29. Wagenius, S., Lonsdorf, E. & Neuhauser, C. 2007 Patch aging and the S-allee effect: breeding system effects on the demographic response of plants to habitat fragmentation. Am. Nat. 169, 383-397. (doi:10.1086/511313)
30. Westemeier, R. L., Brawn, J. D., Simpson, S. A., Esker, T. L., Jansen, R. W., Walk, J. W., Kershner, E. L., Bouzat, J. L. & Paige, K. N. 1998 Tracking the long-term decline and recovery of an isolated population. Science 282, 1695-1698. (doi:10.1126/science.282.5394.1695)
31. Willi, Y. & Van Buskirk, J. 2005 Genomic compatibility occurs over a wide range of parental genetic similarity in an outcrossing plant. Proc. R. Soc. B 272, 1333-1338. (doi:10.1098/rspb.2005.3077)
32. Willi, Y. & Fischer, M. 2005 Genetic rescue in interconnected populations of small and large size of the self-incompatible Ranunculus reptans. Heredity 95, 437-443. (doi:10.1038/sj.hdy.6800732)
33. Willi, Y., Van Buskirk, J. & Fischer, M. 2005 A threefold genetic allee effect: population size affects cross-compatibility, inbreeding depression and drift load in the self-incompatible Ranunculus reptans. Genetics 169, 2255-2265. (doi:10.1534/genetics.104.034553)
34. Willi, Y., Van Buskirk, J., Schmid, B. & Fischer, M. 2007 Genetic isolation of fragmented populations is exacerbated by drift and selection. J. Evol. Biol. 20, 534-542. (doi:10.1111/j.1420-9101.2006.01263.x)