Evidence map›Paper›PMID 20065021›Full record

ArticleInfection and immunity2010

Intracellular trafficking of Bordetella pertussis in human macrophages.

Yanina A Lamberti, Jimena Alvarez Hayes, Maria L Perez Vidakovics, Eric T Harvill, Maria Eugenia Rodriguez

Open access · bronzeAbstract read
In one paragraph

Article in Infection and immunity, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 39 papers.

0numbers the graph read from it
0cells of the map it votes in
39citing papers in PubMed
3.1field-weighted citation impact, top 10% 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

39 citing papers in PubMed, 72 citations in OpenAlex.

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  18. Evolution and Conservation ofFrontiers in microbiology · 2020
    Review
  19. Article
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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

5 authors at 2 institutions in 2 countries.

Yanina A LambertiCINDEFI, School of Science, La Plata University, La Plata, Argentina.
Jimena Alvarez Hayes
Maria L Perez Vidakovics
Eric T Harvill
Maria Eugenia Rodriguez
Consejo Nacional de Investigaciones Científicas y Técnicas · ARPennsylvania State University · US

Funding

Evolution of the Bordetellae from Commensals to PathogensR01GM083113 · NIGMS · PENNSYLVANIA STATE UNIVERSITY, THE · PI HARVILL, ERIC T · 2008 to 2011
$2.1M
Comparative Immunobiology of the bordetellaeR01AI053075 · NIAID · PENNSYLVANIA STATE UNIVERSITY-UNIV PARK · PI HARVILL, ERIC T. · 2003 to 2007
$1.4M
EMERGENCE OF HUMAN PATHOGENS IN THE GENUS BORDETELLAR56AI065507 · NIAID · PENNSYLVANIA STATE UNIVERSITY, THE · PI HARVILL, ERIC T. · 2007 to 2007
$363k
BORDETELLA ADHESINS AND NATURAL HOST INFECTIONF32AI009600 · NIAID · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI HARVILL, ERIC T. · 1996 to 1996
–
NIAID NIH HHS F32 AI009600NIAID NIH HHS R01 AI053075NIAID NIH HHS R56 AI065507NIGMS NIH HHS GM083113NIGMS NIH HHS R01 GM083113
6 · The paper itself

Abstract

Although Bordetella pertussis has been observed to survive inside macrophages, its ability to resist or evade degradation in phagolysosomes has not been defined. We here investigated the trafficking of B. pertussis upon entry into human macrophages. During the first hours following phagocytosis, a high percentage of bacteria were destroyed within acidic compartments positive for the lysosome-associated membrane proteins (LAMP). However, roughly one-fourth of the bacteria taken up evade this initial killing event, remaining in nonacidic compartments. Forty-eight hours after infection, the number of intracellular bacteria per cell increased, suggesting that B. pertussis is capable of replicating in this type of compartment. Viable bacteria accumulated within phagosomal compartments positive for the early endosomal marker Rab5 but not the late endosomal marker LAMP. Moreover, B. pertussis-containing phagosomes acquired exogenously added transferrin, indicating that intracellular bacteria have access to extracellular components and essential nutrients via the host cell recycling pathway. Overall, these results suggest that B. pertussis survives and eventually replicates in compartments with characteristics of early endosomes, potentially contributing to its extraordinary ability to persist within hosts and populations.

Indexed as

Microbial ViabilityBordetella pertussisCells, CulturedFerritinsHumansLysosomesMacrophagesPhagosomesFerritins

Identifiers

PMID20065021
PMCPMC2825910
OpenAlexW2129264516

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

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.