Lab publications

Names of lab members are underlined

In press

Moody NR, Christin PA, Reid JD. Kinetic modifications of C4 PEPC are qualitatively convergent, but larger in Panicum than in Flaveria. Frontiers in Plant Science doi:10.3389/fpls.2020.01014 Link

Phansopa C, Dunning LT, Reid JD, Christin PA. Lateral gene transfer acts as an evolutionary shortcut to efficient C4 biochemistry. Molecular Biology and Evolution doi:10.1093/molbev/msaa143 Link

Wade RN, Seed P, McLaren E, Wood HRS, Christin PA, Thompson K, Rees M, Osborne CP. The morphogenesis of fast growth in plants. New Phytologist


Bianconi ME, Hackel J, Arthan W, Burke SV, Duvall MR, Kellogg EA, Lavergene S, McKain MR, Meunier A, Osborne CP, Traiperm P, Vorontsova MS, Christin PA, Besnard G. Continued adaptation of C4 photosynthesis after an initial burst of changes in the Andropogoneae grasses. Systematic Biology 3: 445-461. Link

Dunning LT, Christin PA. Reticulate evolution, lateral gene transfer, and innovation in plants. American Journal of Botany 107: 541-544. Link

Wood DP, Besnard G, Beerling DJ, Osborne CP, Christin PA. Phylogenomics indicates the “living fossil” Isoetes diversified in the Cenozoic. Plos One 15:e0227525. Link


Dunning LT*, Moreno-Villena JJ*, Lundgren MR, Dionora J, Salazar P, Adams C, Nyirenda F, Olofsson JK, Mapaura A, Grundy IM, Kayombo CJ, Dunning LA, Kentatchime F, Ariyarathne M, Yakandawala D, Besnard G, Quick PW, Bräutigam A, Osborne CP, Christin PA. Key changes in gene expression identified for different stages of C4 evolution in Alloteropsis semialata. Journal of Experimental Botany 70: 3255-3268. Link

Dunning LT, Olofsson JK, Parisod C, Choudhury RR, Moreno-Villena JJ, Yang Y, Dionora J, Quick WP, Park M, Bennetzen JL, Besnard G, Nosil P, Osborne CP, Christin PA. Lateral transfers of large DNA fragments spread functional genes among grasses. Proceedings of the National Academy of Sciences (PNAS) 116:4416-4425. Link

Heyduk K, Moreno-Villena JJ, Gilman I, Christin PA, Edwards EJ. The genetics of convergent evolution: insights from plant photosynthesis. Nature Reviews Genetics 20: 485-493. Link

Lundgren MR, Dunning LT, Olofsson JK, Moreno-Villena JJ, Bouvier JW, Sage T, Khoshravesh R, Sultmanis S, Stata M, Ripley B, Vorontsova MS, Besnard G, Adams C, Cuff N, Mapaura A, Bianconi M, Long CM, Christin PA, Osborne CP. C4 anatomy can evolve via a single developmental change. Ecology Letters 22: 302-312. Link

Olofsson JK, Cantera I, Van de Paer C, Hong-Wa C, Zedane L, Dunning LT, Alberti A, Christin PA, Besnard G. Resolving the phylogeny of the olive tribe (Oleeae) based on low-depth whole genome sequencing. Molecular Ecology Resources 19: 877-892. Link

Olofsson JK, Dunning LT, Lundgren MR, Barton HJ, Thompson J, Cuff N, Ariyarathne M, Yakandawala D, Sotelo G, Zeng K, Osborne CP, Nosil P, Christin PA. Population-specific selection on standing variation generated by lateral gene transfers in a grass. Current Biology 29: 3921-3927. Link

Simpson KJ, Olofsson JK, Ripley BS, Osborne CP. Frequent fires prime plant developmental responses to burning. Proceedings of the Royal Society B doi: 10.1098/rspb.2019.1315 Link


Besnard G, Bianconi ME, Hackel J, Manzi S, Vorontsova MS, Christin PA. Herbarium genomics retraces the origins of C4-specific carbonic anhydrase in Andropogoneae (Poaceae). Botany Letters 165: 419-433. Link

Bianconi ME, Dunning LT, Moreno-Villena JJ, Osborne CP, Christin PA. Gene duplication and dosage effects during the early emergence of C4 photosynthesis in the genus Alloteropsis. Journal of Experimental Botany 69:1967-1980. Link

Liu H, Zhu L, Xu Q, Lundgren MR, Yang K, Zhao P, Ye Q. Ecophysiological responses of two closely related Magnoliaceae genera to seasonal changes in subtropical China. Journal of Plant Ecology 11:434-444. Link

Moreno-Villena JJ, Dunning LT, Osborne CP, Christin PA. Highly expressed genes are preferentially co-opted for C4 photosynthesis. Molecular Biology and Evolution 35:94-102. Link

Piot A, Hackel J, Christin PA, Besnard G. One third of the plastid genes evolved under positive selection in PACMAD grasses. Planta 247:255-266. Link

Rosa LT, Bianconi ME, Thomas GH, Kelly DJ. Tripartite ATP-independent periplasmic (TRAP) transporters and tripartite tricarboxylate transporters (TTT): From uptake to pathogenicity. Frontiers in Cellular and Infection Microbiology 8:33. Link

Rosa LT, Springthorpe V, Bianconi ME, Thomas GH, Kelly DJ. Massive over-representation of solute-binding proteins (SBPs) from the tripartite tricarboxylate transporter (TTT) family in the genome of the alpha-proteobacterium Rhodoplanes sp. Z2-YC6860. Microbial Genomics 4:000176. Link

Watcharamongkol T, Christin PA, Osborne CP. C4 photosynthesis evolved in warm climates but promoted migration to colder ones. Ecology Letters 21:376-383. Link

Wood DP*, Olofsson JK*, McKwnzie SW, Dunning LT. Contrasting phylogeographic structures between freshwater lycopods and angiosperms in the British Isles. Botany Letters 165:476-486. Link


Christin PA. Traces of strong selective pressures in the genomes of C4 grasses. Journal of Experimental Botany 68:103-105. Link

Dunning LT, Liabot AL, Olofsson JK, Smith EK, Vorontsova MS, Besnard G, Simpson KJ, Lundgren MR, Addicott E, Handasyde T, Gallagher RV, Chu Y, Pennington RT, Christin PA, Lehmann CER. The recent and rapid spread of Themeda triandra. Botany Letters 164:327-337. Link

Dunning LT*, Lundgren MR*, Moreno-Villena JJ*, Namaganda M, Edwards EJ, Nosil P, Osborne CP, Christin PA. Introgression and repeated co-option facilitated the recurrent emergence of C4 photosynthesis among close relatives. Evolution 71:1541-1555. Link

Lundgren MR, Christin PA. Despite phylogenetic effects, C3-C4 lineages bridge the ecological gap to C4 photosynthesis. Journal Experimental Botany 68:241-254. Link

Preece C, Livarda A, Christin PA,Wallace M, Martin G, Charles M, Jones G, Rees M, Osborne CP. How did the domestication of Fertile Crescent grain crops increase their yields? Functional Ecology 31:387-397. Link

Samaritani E, Mitchell EAD, Rich J, Shreshta J, Fournier B, Frey B. Soil bacterial communities and ecosystem functioning change more strongly with season than habitat in a restored floodplain. Applied Soil Ecology 112:71-78. Link

Schluter U, Brautigam A, Gowik U, Melzer M, Christin PA, Kurz S, Mettler-Altmann T, Weber APM. Photosynthesis in the C3-C4 Moricandia species. Journal of Experimental Botany 68:191-206. Link

Ullah I, Olofsson JK, Margaryan A, Ilardo M, Ahmad H, Sikora M, Hansen AJ, Nadeem MS, Fazal N, Ali M, Buchard A, Hemphill BE, Willerslev E, Allentoft ME. High Y-chromosomal differentiation among ethnic groups of Dir and Swat Districts, Pakistant. Annals of Human Genetics 81: 234-248. Link


Amsbury S, Hunt L, Elhaddad N, Baillie AL, Lundgren MR, Verhertbruggen Y, Scheller HV, Knox JP, Fleming AJ, Gray JE. Stomatal function requires pectin de-methyl-esterification of the guard cell wall. Current Biology 26:2899-2906. Link

Atkinson RRL, Mockford EJ, Bennett C, Christin PA, Spriggs EL, Freckleton RP, Thompson K, Rees M, Osborne CP. C4 photosynthesis boosts growth by altering physiology, allocation and size. Nature Plants 2:16038. Link

Bellasio C, Lundgren MR. Anatomical constraints to C4 evolution: light harvesting capacity in the bundle sheath. New Phytologist 212:485-496. Link

Christin PA, Wood D. C4 and CAM photosynthesis in land plants, evolution and diversification. Encyclopedia of Evolutionary Biology 1: 254-259.

Ciezarek AG, Dunning LT, Jones CS, Noble LR, Humble E, Stefanni S, Savolainen V. Substitutions in the glycogenin-1 gene are associated with the evolution of endothermy in sharks and tunas. Genome Biology and Evolution 8:3011-3021. Link

Dunning LT*, Hipperson H*, Baker WJ, Butlin RK, Devaux C, Hutton I, Igea J, Papadopulos AST, Quan X, Smadja CM, Turnbull CGN, Savolainen V. Ecological speciation in sympatric palms: 1. Gene expression, selection and pleitopy. Journal of Evolutionary Biology 29:1472-1487. Link

Hipperson H*, Dunning LT*, Baker WJ, Butlin RK, Hutton I, Papadopulos AST, Smadja CM, Wilson TC, Devaux C, Savolainen V. Ecologcial speciation in sympatric palms: 2. Pre- and post-zygotic isolation. Journal of Evolutionary Biology 29:2143-2156. Link

Liu H, Lundgren MR, Freckleton RP, Xu Q, Ye Q. Uncovering the spatio-temporal drivers of species trait variances: a case study of Magnoliaceae in China. Journal of Biogeography 43: 1179-1191. Link

Lundgren MR, Christin PA, Gonzalez Escobar E, Ripley BS, Besnard G, Long CM, Hattersley PW, Ellis RP, Leegood RC, Osborne CP. Evolutionary implications of C3-C4 intermediates in the grass Alloteropsis semialata. Plant, Cell and Environment 39:1874-1885. Link

Olofsson JK*, Bianconi M*, Besnard G, Dunning LT, Lundgren MR, Holota H, Vorontsova MS, Hidalgo O, Leitch IJ, Nosil P, Osborne CP, Christin PA. Genome biogeography reveals the intraspecific spread of adaptive mutations a complex trait. Molecular Ecology 25:6107-6123. Link

Simpson KJ, Ripley BS, Christin PA, Belcher CM, Lehmann CER, Thomas GH, Osborne CP. Determinants of flammability in savanna grass species. Journal of Ecology 104:138-148. Link

Swift DG, Dunning LT, Jgea J, Brooks EJ, Jones CS, Noble LR, Ciezarek A, Humble E, Savolainen VS. RNA-Seq reveals evidence of postive selection in genes assocaiated with an evolutionary reversal to aplacental vivapartity in tiger sharks. BMC Evolutionary Biology 16: 126. Link

Thulin M, Moore AJ, El-Seedi H, Larsson A, Christin PA, Edwards EJ. Phylogeny and generic delimitation in Molluginaceae, new pigment data in Caryophyllales, and the new family Corbichoniaceae. Taxon 65:775-793.


Christin PA, Arakaki M, Osborne CP, Edwards EJ. Genomic enablers underlying the clustered evolutionary origins of C4 photosynthesis in angiosperms. Molecular Biology and Evolution 32:846-858. Link

Dennis AB, Dunning LT, Sinclair BJ, Buckley TR. (2015) Parallel molecular routes to cold adaptation in eight genera of New Zealand stick insects. Scientific Reports 5: 13965. Link

Lundgren MR, Besnard G, Ripley BS, Lehmann CER, Chatelet DS, Kynast RG, Namaganda M, Vorontsova MS, Hall RC, Elia J, Osborne CP, Christin PA. Photosynthetic innovation broadens the niche within a single species. Ecology Letters 18: 1021-1029. Link

Preece C, Livarda A, Wallace M, Martin G, Charles M, Christin PA, Glynis J, Rees M, Osborne CP. Were Fertile Crescent crop progenitors higher yielding than other wild species that were never domesticated? New Phytologist 207: 905-913. Link

Ripley BS, Visser V, Christin PA, Archibald S, Martin T, Osborne CP. Fire ecology of C3 and C4 grasses depends on evolutionary history and frequency of burning but not photosynthetic type. Ecology 96: 2679-2691. Link


Besnard G, Christin PA, Male PJG, Lhuillier E, Lauzeral C, Coissac E, Vorontsova M. From museums to genomics: old herbarium specimen sheds light on a C3 to C4 transition. Journal of Experimental Botany 65:6711-6721. Link

Christin PA, Arakaki M, Osborne CP, Brautigam A, Sage RF, Hibberd JM, Kelly S, Covshoff S, Wong GKS, Hancock L, Edwards EJ. Shared origins of a key enzyme during the evolution of C4 and CAM metabolism. Journal of Experimental Botany 65: 3609-3621. Link

Christin PA, Osborne CP. The evolutionary ecology of C4 plants. New Phytologist 204: 765-781. Link

Christin PA, Spriggs E, Osborne CP, Stromberg CAE, Salamin N, Edwards EJ. Molecular dating, evolutionary rates, and the age of grasses. Systematic Biology 63: 153-165. Link

Christenhusz MJM, Brockington SF, Christin PA, Sage RF. On the disintegration of Molluginaceae: a new genus and family (Kewa, Kewaceae) segregated from Hypertelis and the placement of Macarthuria in Macarthuriaceae. Phytotaxa 18: 238-242. Link

Lundgren MR, Osborne CP, Christin PA. Deconstructing Kranz anatomy to understand C4 evolution. Journal of Experimental Botany 3357-3369. Link

Spriggs E, Christin PA, Edwards EJ. C4 photosynthesis promoted species diversification during the Miocene grassland expansion. Plos One 9: e97722. Link

Studer RA, Christin PA, Williams MA, Orengo CA. Stability-activity trade-offs constrain the adaptive evolution of RubisCO. Proceedings of the National Academy of Sciences (PNAS) 111: 2223-2228. Link