Olson Lab

Department of Life Sciences, The Natural History Museum, London SW7 5BD United Kingdom

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Olson PD, A Tracey, A Baillie, K James, SR Doyle, K Buddenborg, FH Rodgers, N Holroyd and M Berriman. 2020. Complete representation of a tapeworm genome reveals chromosomes capped by centromeres, necessitating a dual role in segregation and protection. BMC Biology 18:165 PDF

James K and PD Olson. 2020.
The tapeworm interactive: inferring confidence scored protein-protein interactions from the proteome of Hymenolepis microstoma. BMC Genomics 21:346 PDF

Bray R, Waeschenbach A, DTJ Littlewood, O Halvorsen and PD Olson. 2020.
Molecular circumscription of new species of Gyrocotyle Diesing, 1850 (Cestoda) from deep-sea chimaeriform holocephalans in the North Atlantic. Systematic Parasitology 97 PDF

Macchiaroli N, M Cucher, L Kamenetzky, C Yones, L Bugnon, M Berriman, PD Olson and MC Rosenzvit. 2019.
Identification and expression profiling of microRNAs in Hymenolepis. International Journal for Parasitology 49:211-223 PDF | PubMed

International Helminth Genomes Consortium 2019. Comparative genomics of the major parasitic worms. Nature Genetics 51:163-174 PDF | PubMed

Olson PD, M Zarowiecki, K James, A Baillie, G Bartle, P Burchell, A Chellappoo, F Jarero, LY Tan, N Holroyd and M Berriman. 2018. Genome-wide transcriptome profiling and spatial expression analyses identify signals and switches of development in tapeworms. BMC EvoDevo 9:1-29 PDF | PubMed

Peniche G, PD Olson, DJ Bennett, L Wong, AW Sainsbury and C Durrant. 2017. Protecting free-living dormice: molecular identification of cestode parasites in captive dormice (Muscardinus avellanarius) destined for reintroduction. EcoHealth 1-11 PDF | PubMed


Olson PD, J Hughes and JA Cotton (Eds.). 2016. Next Generation Systematics. Cambridge University Press. 356 p. NEWS | Cambridge University Press | Amazon

Koziol U, F Jarero, PD Olson and K Brehm. 2016.
Comparative analysis of Wnt expression identifies a highly conserved developmental transition in flatworms. BMC Biology 14:1-17 PDF | PubMed

SEE ALSO published commentaries regarding Koziol et al. (2016):
Minelli A. 2016. The tapeworm’s elusive antero-posterior polarity. BMC Biology 14:1-3
Egger B. 2016. Spotlight:
Making heads of tails of tapeworms. Trends in Parasitology (in press)

Hoyal Cuthill J, K Sewell, L Cannon, M Charleston, S Lawler, DTJ Littlewood, PD Olson and D Blair. 2016. Australian spiny mountain crayfish and their temnocephalan ectosymbionts: an ancient association on the edge of extinction? Proceedings of the Royal Society B 283 PDF | PubMed

Muehlenbachs A, BA Mathison and PD Olson. 2016. Commentary re. Malignant transformation of Hymenolepis nana in a human host. New England Journal of Medicine 374:1293-4 PDF

Muehlenbachs A, J Bhantnagar, CA Agudelo, A Hidron, EL Eberhard, BA Mathison, MA Farce, A Ito, MG Metcalfe, DC Rollin, GS Visvesvara, CD Pham, TL Jones, PW Greer, A Velez-Hoyos, PD Olson, LR Diazgranados and SR Zaki. 2015. Malignant transformation of Hymenolepis nana in a human host. New England Journal of Medicine 373:1845-52 PDF | PubMed | PRESS | Nature News

Fraija-Fernández N, PD Olson, EA Crespo, JA Raga, FJ Aznar, M Fernández. 2015. Independent host switching events by digenean parasites of cetaceans inferred from ribosomal DNA. International Journal for Parasitology 61:331-346 PDF | PubMed

Kuchta R, R Pearson, T Scholz, O Ditrich and PD Olson. 2014.
Spathebothriidea: survey of species, scolex and egg morphology, and interrelationships of a non-segmented, relictual tapeworm group (Platyhelminthes: Cestoda). Folia Parasitologica 61:331-346 PDF | PubMed

Caira JN, K Jensen, A Waeschenbach, PD Olson and DTJ Littlewood. 2014. Orders out of chaos--molecular phylogenetics reveals the complexity of shark and stingray tapeworm relationships. International Journal for Parasitology 44, 55-73 PDF | PubMed

Tsai IJ, M Zarowiecki, N Holroyd, A Garciarrubio, A Sanchez-Flores, KL Brooks, A Tracey, R J Bobes, G Fragoso, E Sciutto, M Aslett, H Beasley, X Cai, F Camicia, R Clark, M C, N De Silva, T A Day, P Deplazes, K Estrada, C Fernández, PWH Holland, J Hou, S Hu, T Huckvale, SS Hung, L Kamenetzky, JA Keane, F Kiss, U Koziol, O Lambert, K Liu, X Luo, Y Luo, N Macchiaroli, S Nichol, J Paps, Jn Parkinson, N Pouchkina-Stantcheva, N Riddiford, M Rosenzvit, G Salinas, JD Wasmuth, M Zamanian, Y Zheng, The Taenia solium Genome Consortium, J Cai, X Soberón, PD Olson, JP Laclette, K Brehm and M Berriman. 2013. The genomes of four tapeworm species reveal adaptations to parasitism. Nature 496, 57-63 PDF |PRESS | PubMed

Pouchkina-Stantcheva NPS, LJ Cunningham, G Hrčkova and PD Olson. 2013. RNA-mediated gene suppression and in vitro culture in Hymenolepis microstoma. International Journal for Parasitology 43, 641-646 PDF | PubMed

Olson PD, M Zarowiecki, F Kiss and K Brehm. 2012. Invited Article: Cestode genomics - progress and prospects for understanding basic and applied aspects of flatworm biology. Parasite Immunology 34, 130-150 PDF | PubMed

Brabec J, T Scholz, I Kral'ova-Hromadova, E Brazsalovicsova and PD Olson. 2012.
Substitution saturation and nuclear paralogs of commonly employed phylogenetic markers in an unusual group of tapeworms. International Journal for Parasitology 42, 259-267 PDF | PubMed

Galaktionov KV, I Blasco-Costa and PD Olson. 2012.
Life cycles, molecular phylogeny and historical biogeography of the "pygmaeus" microphallids (Digenea: Microphallidae): widespread parasites of marine and coastal birds in the Holarctic. Parasitology 139, 1346-1360 PDF | PubMed

Riddiford N and PD Olson. 2011.
Wnt gene loss in flatworms. Development Genes and Evolution 221, 187-197 PDF | PubMed

Pouchkina-Stantcheva NN, LJ Cunningham and PD Olson. 2011.
Spatial and temporal consistency of putative reference genes for real-time PCR in a model tapeworm. Molecular and Biochemical Parasitology 180, 120-122 PDF | PubMed

Hrčkova G, M Mitterpáková, A O'Connor, V Šnábel and PD Olson. 2011.
Molecular and morphological circumscription of Mesocestoides tapeworms from red foxes (Vulpes vulpes) in central Europe. Parasitology 138, 638-647 PDF | PubMed

Cunningham LJ and PD Olson. 2010.
Description of Hymenolepis microstoma (Nottingham strain): a classical tapeworm model for research in the genomic era. BMC Parasites & Vectors 3, 123 PDF | PubMed

Olson PD, JN Caira, K Jensen, H Palm, R Overstreet and I Beveridge. 2010. Evolution of the trypanorhynch tapeworms: parasite phylogeny supports independent lineages of sharks and rays. International Journal for Parasitology 40, 223-242 PDF | PubMed | Supplementary Data S1

Blasco-Costa I, JA Balbuena, JA Raga, A Konstadinova and PD Olson. 2010. Molecules and morphology reveal cryptic variation among digeneans infecting sympatric mullets in the Mediterranean. Parasitology 137, 282-302 PDF | PubMed

Palm HW, A Waeschenbach, PD Olson and DTJ Littlewood. 2009.
Molecular phylogeny and evolution of the Trypanorhyncha Diesing, 1863 (Platyhelminthes: Cestoda). Molecular Phylogenetics and Evolution 52, 351-367 PDF | PubMed

Blasco-Costa I, JA Balbuena, A Konstadinova and PD Olson. 2009.
Interrelationships of the Haploporinae (Digenea: Haploporidae): a molecular test of the taxonomic framework based on morphology. Parasitology International 58, 263-269 PDF | PubMed

Olson PD. 2008. Invited Review: Hox genes and the parasitic flatworms: new opportunities, challenges and lessons from the free-living. Parasitology International 57, 8-17 PDF | PubMed

Olson PD, LG Poddubnaya, DTJ Littlewood and T Scholz. 2008.
On the position of Archigetes and its bearing on the early evolution of the tapeworms. Journal of Parasitology 94, 898-904 PDF | PubMed

Otranto D, S Rebhein, S Weigl, C Cantacessi, A Parisi, R Paolo Lia and PD Olson. 2007. Morphological and molecular differentiation between Dicrocoelium dendriticum (Rudolphi, 1819) and Dicrocoelium orientalis Sudarikov and Ryjkov, 1951 (Platyhelminthes: Digenea). Acta Tropica 104, 91-98 PDF | PubMed

Huys R, J Llewellyn-Hughes, S Conroy-Dalton, PD Olson, JN Spinks and DA Johnston. 2007.
Extraordinary host switching in siphonostomatoid copepods and the demise of the Monstrilloida: Integrating molecular data, ontogeny and antennulary morphology. Molecular Phylogenetics and Evolution 43, 368-378 PDF | PubMed

Poddubnaya L, DI Gibson and PD Olson. 2007.
Ultrastructure of the ovary, ovicapt and oviduct of the spathebothriidean tapeworm Didymobothrium rudolphii (Monticelli, 1890). Acta Parasitologica 52, 127-134 PDF

Marques J, MJ Santos, DI Gibson, HN Cabral and PD Olson. 2007. Cryptic species of Didymobothrium rudolphii (Cestoda: Spathebothriidea) from the sand sole, Solea lascaris, off the Portuguese coast, with an analysis of their molecules, morphology, ultrastructure and phylogeny. Parasitology 134, 1057-1072 PDF | PubMed

Aznar FJ, C Agusti, DTJ Littlewood, JA Raga and PD Olson. 2007.
Insight into the role of cetaceans in the life cycle or tetraphyllideans (Platyhelminthes: Cestoda). International Journal for Parasitology 37, 243-255 PDF | PubMed

Poddubnaya L, DI Gibson and PD Olson. 2006. Vitellocyte ultrastructure in the cestode Didymobothrium rudolphii (Monticelli, 1890): possible evidence for the recognition of divergent taxa within the Spathebothriidea. Acta Parasitologica 51, 255-263 PDF

Literak I, F Tenora, V Letkova, M Goldova, J Torres and PD Olson. 2006.
Mesocestoides litteratus (Batsch, 1786) (Cestoda: Cyclophyllidea: Mesocestoideidae) from the red fox: morphological and 18S rDNA characterization of European isolates. Helminthologia 43, 191-195 PDF

Huys R, J Llewellyn-Hughes, PD Olson and K Nagasawa. 2006.
Small subunit rDNA and Bayesian inference reveal Pectenophilus ornatus (Copepoda incertae sedis) as highly transformed Mytilicolidae, and support assignment of Chondracanthidae and Xarifiidae to Lichomolgoidea (Cyclopoida). Biological Journal of the Linnean Society 87, 403-425 PDF

Olson PD and VV Tkach. 2005. Invited Review: Advances and trends in the molecular systematics of the parasitic Platyhelminthes. Advances in Parasitology 60, 165-243 PDF | PubMed

Garin YJF, M-T Galán-Puchades, A Moulignier, G Robert, F Héran, M Polivka, PD Olson, F Lorenzo, F Derouin and DB Conn. 2005.
Case Report: Human brain abscess due to a tetra-acetabulate plerocercoid metacestode (Cyclophyllidea). American Journal of Tropical Medicine and Hygiene 72, 513-517 PDF | PubMed

Plaisance L, DTJ Littlewood, PD Olson and S Morand. 2005.
Molecular phylogeny of gill monogeneans (Platyhelminthes, Monogenea, Dactylogyridae) and colonisation of Indo-West Pacific butterflyfish hosts (Perciformes, Chaetodontidae). Zoological Scripta 34, 425-436 PDF

Agusti C, FJ Aznar, PD Olson, DTJ Littlewood and JA Raga. 2005.
Morphological and molecular characterization of tetraphyllidean merocercoids of striped dolphins from the western Mediterranean. Parasitology 130, 461-474 PDF | PubMed

Bray RA and PD Olson. 2004.
The plerocercus of Ditrachybothridium macrocephalum Rees, 1959 from two deep-sea elasmobranches, with a molecular analysis of its position within the order Diphyllidea and a checklist of the hosts of larval diphyllideans. Systematic Parasitology 59, 159-167 PDF | PubMed

Literák I, PD Olson, B Georgiev and M Pakulova. 2004.
First record of metacestodes of Mesocestoides sp. in the common starling (Sturnus vulgaris) in Europe, with an 18S rDNA characterization of the isolate. Folia Parasitologica 51, 45-49 PDF | PubMed

Olson PD, K Yoder, LF Fajardo L-G, AM Marty, S van de Pas, C Olivier and DA Relman. 2003. Lethal invasive cestodiasis in immunosuppressed patients. The Journal of Infectious Diseases 187, 1962-1966 PDF | PubMed

Olson PD, TH Cribb, VV Tkach, RA Bray and DTJ Littlewood. 2003. Phylogeny and classification of the Digenea (Platyhelminthes: Trematoda). International Journal for Parasitology 33, 733-755 PDF | PubMed

Cribb THC, RA Bray, PD Olson and DTJ Littlewood. 2003.
Life cycle evolution in the Digenea: a new perspective from phylogeny. Advances in Parasitology 54, 197-254 PDF | PubMed

Reyda FB and PD Olson. 2003.
Cestodes of cestodes of Peruvian freshwater stingrays. Journal of Parasitology 89, 1018-1024 PDF | PubMed

Tkach VV, DTJ Littlewood, PD Olson, JM Kinsella and Z Swiderski. 2003.
Molecular phylogenetic analysis of the Microphalloidea Morozov, 1955 (Trematoda: Digenea). Systematic Parasitology 56, 1-15 PDF | PubMed

Lockyer AE, PD Olson, P Østergaard, D Rollinson, DA Johnston, SW Attwood, VR Southgate, P Horak, SD Snyder, TH Le, T Agatsuma, DP McManus, AC Carmichael, S Naem and DTJ Littlewood. 2003. A phylogeny of the Schistosomatidae based on three genes with emphasis on the interrelationships of Schistosoma Weinland, 1858. Parasitology 126, 203-224 PDF | PubMed

Lockyer AE, PD Olson and DTJ Littlewood. 2003. Utility of complete large and small subunit rRNA genes in resolving the phylogeny of the Neodermata: implications and a review of the cercomer theory. Biological Journal of the Linnean Society 78, 155-171 PDF

Olson PD and DTJ Littlewood. 2002. Invited Review: Phylogenetics of the Monogenea—evidence from a medley of molecules. International Journal for Parasitology 32, 233-244 PDF | PubMed

Olson PD, DTJ Littlewood, D Griffiths, CR Kennedy and C Arme. 2002. Evidence for the co-existence of separate strains or species of Ligula in Lough Neagh, Northern Ireland. Journal of Helminthology 76, 171-174 PDF | PubMed

Olson PD, DTJ Littlewood, RA Bray and J Mariaux. 2001.
Interrelationships and evolution of the tapeworms (Platyhelminthes: Cestoda). Molecular Phylogenetics and Evolution 18, 443-467 PDF | PubMed

Olson PD and JN Caira. 2001. Two new species of Litobothrium Dailey, 1969 (Cestoda: Litobothriidea) from thresher sharks in the Gulf of California, Mexico, with redescriptions of two species in the genus. Systematic Parasitology 48, 159-177 PDF | PubMed

Littlewood DTJ and PD Olson. 2001. Small subunit rDNA and the phylum Platyhelminthes: signal, noise, conflict and compromise. In Interrelationships of the Platyhelminthes (DTJ Littlewood and RA Bray, Eds.), pp. 262-278 Taylor & Francis, London PDF | Amazon.co.uk

Mariaux J and PD Olson. 2001. Cestode phylogenetics in the molecular era. In Interrelationships of the Platyhelminthes (DTJ Littlewood and RA Bray, Eds.), pp. 127-134. Taylor & Francis, London PDF | Amazon.co.uk

Littlewood DTJ, TH Cribb, PD Olson and RA Bray. 2001. Platyhelminth phylogenetics—a key to understanding parasitism? Belgian Journal of Zoology 130(supplement 2), 51-62 PDF

Brickle P, PD Olson, DTJ Littlewood, A Bishop and A Arkhipkin. 2001. Parasites of Loligo gahi from waters off the Falkland Islands, with a phylogenetically based identification of their cestode larvae. Canadian Journal of Zoology 79, 2289-2296 PDF

Scholz T, T Shimazu, PD Olson and K Nagasawa. 2001. Caryophyllidean tapeworms (Platyhelminthes: Eucestoda) from freshwater fishes in Japan. Folia Parasitologica 48, 275-288 PDF | PubMed

Littlewood DTJ, PD Olson, MJ Telford, EA Herniou and M Riutort. 2001. Elongation factor 1-alpha sequences alone do not assist in resolving the position of the Acoela among the Metazoa. Molecular Biology and Evolution 18, 437-442 PDF | PubMed

Olson PD. 2000. New insights into platyhelminth systematics and evolution. Parasitology Today 16, 3-5 PDF | PubMed

Olson PD and JN Caira. 1999. Evolution of the major lineages of tapeworms (Platyhelminthes: Cestoidea) inferred from 18S ribosomal DNA and elongation factor-1α. Journal of Parasitology 85, 1134-1159 PDF | PubMed

Olson PD, TR Ruhnke, J Sanney and T Hudson. 1999. Evidence for host-specific clades of tetraphyllidean tapeworms (Platyhelminthes: Eucestoda) revealed by analysis of 18S ssrDNA. International Journal for Parasitology 29, 1465-1476 PDF | PubMed

Santamaria-Fries M, LF Fajardo L-G, ML Sogin, PD Olson and DA Relman. 1996.
Lethal infection by a previously unrecognized metazoan parasite. The Lancet 347, 1797-1801 PDF | PubMed | PRESS

Olson PD and BB Nickol. 1996. Comparison of Leptorhynchoides thecatus (Acanthocephala) recruitment into green sunfish and largemouth bass populations. Journal of Parasitology 82, 702-706 PDF | PubMed

Olson PD and BB Nickol. 1995.
Effects of low temperature on the development of Leptorhynchoides thecatus (Acanthocephala) in Lepomis cyanellus (Centrarchidae). Helminthological Society of Washington 62, 44-47