Evidence map›Paper›PMID 31371581›Full record

ArticleScience (New York, N.Y.)2019

Somatic evolution and global expansion of an ancient transmissible cancer lineage.

Adrian Baez-Ortega, Kevin Gori, Andrea Strakova, Janice L Allen, Karen M Allum, Leontine Bansse-Issa, Thinlay N Bhutia, Jocelyn L Bisson, Cristóbal Briceño, Artemio Castillo Domracheva and 70 more

Abstract read
In one paragraph

Article in Science (New York, N.Y.), 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 40 papers.

0numbers the graph read from it
0cells of the map it votes in
40citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

40 citing papers in PubMed.

  1. Article
  2. Review
  3. Mutation profile and chromosomal abnormality in adenomyosis.Reproduction (Cambridge, England) · 2025
    Article
  4. Article
  5. Article
  6. Horizontal transfer of nuclear DNA in transmissible cancer.Proceedings of the National Academy of Sciences of the United States of America · 2025
    Article
  7. Review
  8. Article
  9. Article
  10. Article
  11. Article
  12. Article
  13. Article
  14. Article
  15. Article
  16. Article
  17. Article
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  20. Review
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

80 authors.

Adrian Baez-OrtegaTransmissible Cancer Group, Department of Veterinary Medicine, University of Cambridge, Cambridge, UK.ORCID 0000-0002-9201-4420
Kevin Gori *Transmissible Cancer Group, Department of Veterinary Medicine, University of Cambridge, Cambridge, UK.ORCID 0000-0001-7975-4275
Andrea Strakova *Transmissible Cancer Group, Department of Veterinary Medicine, University of Cambridge, Cambridge, UK.ORCID 0000-0001-6221-5515
Janice L AllenAnimal Management in Rural and Remote Indigenous Communities (AMRRIC), Darwin, Australia.
Karen M AllumWorld Vets, Gig Harbor, USA.
Leontine Bansse-IssaAnimal Shelter, Stichting Dierenbescherming Suriname, Paramaribo, Suriname.
Thinlay N BhutiaSikkim Anti-Rabies and Animal Health Programme, Department of Animal Husbandry, Livestock, Fisheries and Veterinary Services, Government of Sikkim, India.
Jocelyn L BissonTransmissible Cancer Group, Department of Veterinary Medicine, University of Cambridge, Cambridge, UK.ORCID 0000-0001-5337-1807
Cristóbal BriceñoConserLab, Animal Preventive Medicine Department, Faculty of Animal and Veterinary Sciences, University of Chile, Santiago, Chile.ORCID 0000-0001-8999-650X
Artemio Castillo DomrachevaCorozal Veterinary Hospital, University of Panamá, Panama City, Republic of Panama.
Anne M CorriganSt. George's University, True Blue, Grenada.
Hugh R CranThe Nakuru District Veterinary Scheme Ltd, Nakuru, Kenya.
Jane T CrawfordAnimal Medical Centre, Belize City, Belize.
Eric DavisInternational Animal Welfare Training Institute, UC Davis School of Veterinary Medicine, Davis, CA, USA.ORCID 0000-0002-2281-8941
Karina F de CastroCentro Universitário de Rio Preto (UNIRP), São José do Rio Preto, São Paulo, Brazil.
Andrigo B de NardiDepartment of Clinical and Veterinary Surgery, São Paulo State University (UNESP), São Paulo, Brazil.ORCID 0000-0001-6463-2144
Anna P de VosLadybrand Animal Clinic, Ladybrand, South Africa.
Laura Delgadillo KeenanVeterinary Clinic Sr. Dog's, Guadalajara, Mexico.
Edward M DonelanAnimal Management in Rural and Remote Indigenous Communities (AMRRIC), Darwin, Australia.ORCID 0000-0001-8035-3057
Adela R Espinoza HuertaWorld Vets Latin America Veterinary Training Center, Granada, Nicaragua.ORCID 0000-0003-0458-8131
Ibikunle A FaramadeNational Veterinary Research Institute, Vom, Nigeria.
Mohammed FazilAnimal Clinic, Mombasa, Kenya.ORCID 0000-0002-3114-9022
Eleni FotopoulouIntermunicipal Stray Animals Care Centre (DIKEPAZ), Perama, Greece.
Skye N FrueanAnimal Protection Society of Samoa, Apia, Samoa.
Fanny Gallardo-ArrietaFaculty of Veterinary Science, University of Zulia, Maracaibo, Venezuela.
Olga GlebovaVeterinary Clinic BIOCONTROL, Moscow, Russia.
Pagona G GouletsouFaculty of Veterinary Medicine, School of Health Sciences, University of Thessaly, Karditsa, Greece.ORCID 0000-0001-5399-0528
Rodrigo F Häfelin ManriqueVeterinary Clinic El Roble, Animal Healthcare Network, Faculty of Animal and Veterinary Sciences, University of Chile, Santiago de Chile, Chile.
Joaquim J G P HenriquesOnevetGroup, Hospital Veterinário Berna, Lisboa, Portugal.ORCID 0000-0002-2293-2277
Rodrigo S HortaUniversidade Vila Velha, Vila Velha, Brazil.
Natalia IgnatenkoVeterinary Clinic Zoovetservis, Kiev, Ukraine.
Yaghouba KaneÉcole Inter-états des Sciences et Médecine Vétérinaires de Dakar, Dakar, Senegal.
Cathy KingWorld Vets, Gig Harbor, USA.
Debbie KoenigWorld Vets, Gig Harbor, USA.
Ada KrupaDepartment of Small Animal Medicine, Faculty of Veterinary Medicine, Utrecht University, Utrecht, Netherlands.
Steven J KruzeniskiWorld Vets Latin America Veterinary Training Center, Granada, Nicaragua.
Young-Mi KwonTransmissible Cancer Group, Department of Veterinary Medicine, University of Cambridge, Cambridge, UK.
Marta Lanza-PereaSt. George's University, True Blue, Grenada.
Mihran LazyanVetexpert Veterinary Group, Yerevan, Armenia.
Adriana M Lopez QuintanaVeterinary Clinic Lopez Quintana, Maldonado, Uruguay.ORCID 0000-0003-0989-3397
Thibault LosfeltClinique Veterinaire de Grand Fond, Saint Gilles les Bains, Reunion, France.
Gabriele MarinoDepartment of Veterinary Sciences, University of Messina, Messina, Italy.
Simón Martínez CastañedaFacultad de Medicina Veterinaria y Zootecnia, Universidad Autónoma del Estado de México, Toluca, Mexico.ORCID 0000-0002-8727-0307
Mayra F Martínez-LópezSchool of Veterinary Medicine, Universidad de las Américas, Quito, Ecuador.ORCID 0000-0001-9149-3960
Michael MeyerTouray & Meyer Vet Clinic, Serrekunda, The Gambia.
Edward J MignecoHillside Animal Hospital, St. Louis, MO, USA.
Berna NakanwagiThe Kampala Veterinary Surgery, Kampala, Uganda.
Karter B NealAsavet Veterinary Charities, Tucson, AZ, USA.
Winifred NeunzigWorld Vets, Gig Harbor, USA.
Máire Ní LeathlobhairTransmissible Cancer Group, Department of Veterinary Medicine, University of Cambridge, Cambridge, UK.ORCID 0000-0002-8523-4935
Sally J NixonVets Beyond Borders, Bylakuppe, India.
Antonio Ortega-PachecoFaculty of Veterinary Medicine, Autonomous University of Yucatan, Merida, Mexico.ORCID 0000-0002-8502-8023
Francisco Pedraza-OrdoñezLaboratorio de Patología Veterinaria, Universidad de Caldas, Manizales, Colombia.ORCID 0000-0002-3217-8941
Maria C PeleteiroInterdisciplinary Centre of Research in Animal Health (CIISA), Faculty of Veterinary Medicine, University of Lisbon, Lisboa, Portugal.
Katherine PolakFour Paws International, Vienna, Austria.
Ruth J PyeVets Beyond Borders, The Rocks, Australia.ORCID 0000-0002-1001-3329
John F ReeceHelp in Suffering, Jaipur, India.
Jose Rojas GutierrezVeterinary Clinic Dr José Rojas, Los Andes, Chile.
Haleema SadiaDepartment of Biotechnology, Balochistan University of Information Technology, Engineering and Management Sciences, Quetta, Pakistan.
Sheila K SchmelingCorozal Veterinary Clinic, Corozal Town, Belize.ORCID 0000-0003-3828-9818
Olga ShamanovaVeterinary Clinic Vetmaster, Ramenskoye, Russia.
Alan G SherlockVets Beyond Borders, The Rocks, Australia.
Maximilian StammnitzTransmissible Cancer Group, Department of Veterinary Medicine, University of Cambridge, Cambridge, UK.ORCID 0000-0002-1704-9199
Audrey E Steenland-SmitAnimal Shelter, Stichting Dierenbescherming Suriname, Paramaribo, Suriname.
Alla SvitichState Hospital of Veterinary Medicine, Dniprodzerzhynsk, Ukraine.
Lester J Tapia MartínezWorld Vets Latin America Veterinary Training Center, Granada, Nicaragua.
Ismail Thoya NgokaJomo Kenyatta University of Agriculture and Technology, Juja, Kenya.
Cristian G TorresLaboratory of Biomedicine and Regenerative Medicine, Department of Clinical Sciences, Faculty of Animal and Veterinary Sciences, University of Chile, Santiago, Chile.ORCID 0000-0003-0019-2404
Elizabeth M TudorFaculty of Veterinary and Agricultural Sciences, University of Melbourne, Melbourne, Australia.
Mirjam G van der WelAnimal Anti Cruelty League, Port Elizabeth, South Africa.
Bogdan A ViţălaruClinical Sciences Department, Faculty of Veterinary Medicine Bucharest, Bucharest, Romania.
Sevil A VuralDepartment of Pathology, Faculty of Veterinary Medicine, Ankara University, Ankara, Turkey.ORCID 0000-0003-2111-3381
Oliver WalkintonVets Beyond Borders, The Rocks, Australia.
Jinhong WangTransmissible Cancer Group, Department of Veterinary Medicine, University of Cambridge, Cambridge, UK.ORCID 0000-0002-0809-9856
Alvaro S Wehrle-MartinezFaculty of Veterinary Sciences, National University of Asuncion, San Lorenzo, Paraguay.
Sophie A E WiddowsonLilongwe Society for Protection and Care of Animals (LSPCA), Lilongwe, Malawi.
Michael R StrattonWellcome Sanger Institute, Hinxton, UK.ORCID 0000-0001-6035-153X
Ludmil B AlexandrovDepartment of Cellular and Molecular Medicine, University of California, San Diego, La Jolla, CA, USA.ORCID 0000-0003-3596-4515
Iñigo MartincorenaWellcome Sanger Institute, Hinxton, UK.ORCID 0000-0003-1122-4416
Elizabeth P MurchisonTransmissible Cancer Group, Department of Veterinary Medicine, University of Cambridge, Cambridge, UK. epm27@cam.ac.uk.ORCID 0000-0001-7462-8907

Funding

Cancer Research UK 21777Wellcome Trust 102942Wellcome Trust 102942/Z/13/A
6 · The paper itself

Abstract

The canine transmissible venereal tumor (CTVT) is a cancer lineage that arose several millennia ago and survives by "metastasizing" between hosts through cell transfer. The somatic mutations in this cancer record its phylogeography and evolutionary history. We constructed a time-resolved phylogeny from 546 CTVT exomes and describe the lineage's worldwide expansion. Examining variation in mutational exposure, we identify a highly context-specific mutational process that operated early in the cancer's evolution but subsequently vanished, correlate ultraviolet-light mutagenesis with tumor latitude, and describe tumors with heritable hyperactivity of an endogenous mutational process. CTVT displays little evidence of ongoing positive selection, and negative selection is detectable only in essential genes. We illustrate how long-lived clonal organisms capture changing mutagenic environments, and reveal that neutral genetic drift is the dominant feature of long-term cancer evolution.

Indexed as

AnimalsClonal EvolutionDog DiseasesDogsExosomesGene ExpressionMutagenesisPhylogenySelection, GeneticVenereal Tumors, Veterinary

Identifiers

PMID31371581
PMCPMC7116271

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.