Evidence map›Paper›PMID 21655244›Full record

ArticlePloS one2011

Complete genome sequence of Treponema paraluiscuniculi, strain Cuniculi A: the loss of infectivity to humans is associated with genome decay.

David Šmajs, Marie Zobaníková, Michal Strouhal, Darina Čejková, Shannon Dugan-Rocha, Petra Pospíšilová, Steven J Norris, Tom Albert, Xiang Qin, Kym Hallsworth-Pepin and 5 more

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 44 papers.

0numbers the graph read from it
0cells of the map it votes in
44citing papers in PubMed
4.2field-weighted citation impact, top 6% of its field
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

44 citing papers in PubMed, 80 citations in OpenAlex.

  1. Formal description ofInternational journal of systematic and evolutionary microbiology · 2026
    Article
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  3. Establishment of the Nichols strain as the type strain ofInternational journal of systematic and evolutionary microbiology · 2025
    Review
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  5. High prevalence and genetic diversity ofMicrobiology spectrum · 2024
    Article
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  19. Diagnostics for Yaws Eradication: Insights From Direct Next-Generation Sequencing of Cutaneous Strains of Treponema pallidum.Clinical infectious diseases : an official publication of the Infectious Diseases Society of America · 2018
    Article
  20. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

15 authors at 4 institutions in 2 countries.

David ŠmajsDepartment of Biology, Faculty of Medicine, Masaryk University, Brno, Czech Republic. dsmajs@med.muni.cz
Marie Zobaníková
Michal Strouhal
Darina Čejková
Shannon Dugan-Rocha
Petra Pospíšilová
Steven J Norris
Tom Albert
Xiang Qin
Kym Hallsworth-Pepin
Christian Buhay
Donna M Muzny
Lei Chen
Richard A Gibbs
George M Weinstock
Masaryk University · CZBaylor College of Medicine · USBaylor Genetics · USWashington University in St. Louis · US

Funding

The Human Genome Sequencing CenterU54HG003273 · NHGRI · BAYLOR COLLEGE OF MEDICINE · PI GIBBS, RICHARD A · 2004 to 2015
$341.3M
A TRIAL TO REDUCE HEPATITIS C AMONG INJECTION DRUG USERSR01DA013759 · NIDA · RHODE ISLAND HOSPITAL (PROVIDENCE, RI) · PI STEIN, MICHAEL D · 2000 to 2003
$1.9M
Tuning for Complex Visual Stimuli in V1R01EY013759 · NEI · COLUMBIA UNIVERSITY HEALTH SCIENCES · PI DAS, ANIRUDDHA · 2003 to 2006
$1.6M
Physiologic Characteristics of Treponema PallidumR01AI049252 · NIAID · UNIVERSITY OF TEXAS HLTH SCI CTR HOUSTON · PI NORRIS, STEVEN J · 2001 to 2004
$1.3M
GENETIC ORGANIZATION OF TREPONEMA DENTICOLAR01DE012488 · NIDCR · UNIVERSITY OF TEXAS HLTH SCI CTR HOUSTON · PI WEINSTOCK, GEORGE M · 1998 to 2000
$719k
MICROBIAL GENOMICSR01DE013759 · NIDCR · UNIVERSITY OF TEXAS HLTH SCI CTR HOUSTON · PI WEINSTOCK, GEORGE M · 2000 to 2001
$706k
Global Analysis of Treponema pallidum AntigensR03AI069107 · NIAID · UNIVERSITY OF TEXAS HLTH SCI CTR HOUSTON · PI NORRIS, STEVEN J · 2006 to 2007
$143k
NEI NIH HHS R01 EY013759NHGRI NIH HHS U54 HG003273NIAID NIH HHS R01 AI049252NIAID NIH HHS R01 AI49252NIAID NIH HHS R03 AI069107NIAID NIH HHS R03 AI69107NIDA NIH HHS R01 DA013759NIDCR NIH HHS R01 DE12488NIDCR NIH HHS R01 DE13759
6 · The paper itself

Abstract

Treponema paraluiscuniculi is the causative agent of rabbit venereal spirochetosis. It is not infectious to humans, although its genome structure is very closely related to other pathogenic Treponema species including Treponema pallidum subspecies pallidum, the etiological agent of syphilis. In this study, the genome sequence of Treponema paraluiscuniculi, strain Cuniculi A, was determined by a combination of several high-throughput sequencing strategies. Whereas the overall size (1,133,390 bp), arrangement, and gene content of the Cuniculi A genome closely resembled those of the T. pallidum genome, the T. paraluiscuniculi genome contained a markedly higher number of pseudogenes and gene fragments (51). In addition to pseudogenes, 33 divergent genes were also found in the T. paraluiscuniculi genome. A set of 32 (out of 84) affected genes encoded proteins of known or predicted function in the Nichols genome. These proteins included virulence factors, gene regulators and components of DNA repair and recombination. The majority (52 or 61.9%) of the Cuniculi A pseudogenes and divergent genes were of unknown function. Our results indicate that T. paraluiscuniculi has evolved from a T. pallidum-like ancestor and adapted to a specialized host-associated niche (rabbits) during loss of infectivity to humans. The genes that are inactivated or altered in T. paraluiscuniculi are candidates for virulence factors important in the infectivity and pathogenesis of T. pallidum subspecies.

Indexed as

GenomeHumansMolecular Sequence DataSequence Analysis, DNATreponema

Identifiers

PMID21655244
PMCPMC3105029
OpenAlexW1980388270

What OpenQuestion holds

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Registered trials

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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.