Evidence map›Paper›PMID 20570699›Full record

ArticleMolecular and biochemical parasitology2010

Transcriptome analyses of the Giardia lamblia life cycle.

Shanda R Birkeland, Sarah P Preheim, Barbara J Davids, Michael J Cipriano, Daniel Palm, David S Reiner, Staffan G Svärd, Frances D Gillin, Andrew G McArthur

Open access · greenAbstract readComparative Study
In one paragraph

Article in Molecular and biochemical parasitology, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing 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

28 citing papers in PubMed, 68 citations in OpenAlex.

  1. Review
  2. Article
  3. Frontiers in cellular and infection microbiology · 2022
    Article
  4. Characterization of Metronidazole-ResistantFrontiers in microbiology · 2022
    Article
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  19. Importance of enolase in Giardia lamblia differentiation.Molecular and biochemical parasitology · 2012
    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

9 authors at 3 institutions in 2 countries.

Shanda R BirkelandJosephine Bay Paul Center for Comparative Molecular Biology and Evolution, Marine Biological Laboratory, Woods Hole, MA 02543, USA.
Sarah P Preheim
Barbara J Davids
Michael J Cipriano
Daniel Palm
David S Reiner
Staffan G Svärd
Frances D Gillin
Andrew G McArthur
Marine Biological Laboratory · USUniversity of California, San Diego · USUppsala University · SE

Funding

TL MOLECULES AND GAMMA-DELTA T CELLSP01DK035108 · NIDDK · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI KAGNOFF, MARTIN FREDERICK · 1986 to 2013
$19.2M
GIARDIA--A MODEL FOR ANCIENT EUKARYOTE GENOME FUNCTIONSR01AI042488 · NIAID · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI GILLIN, FRANCES D. · 1998 to 2010
$2.4M
Mechanisms of Giardia Lamblia Cyst Wall FormationR01GM061896 · NIGMS · UNIVERSITY OF CALIFORNIA SAN DIEGO · PI GILLIN, FRANCES D. · 2001 to 2004
$1.4M
Characterization of the Giardia lamblia TranscriptomeR01AI051089 · NIAID · MARINE BIOLOGICAL LABORATORY · PI MCARTHUR, ANDREW G · 2001 to 2004
$942k
NIAID NIH HHS R01 AI042488NIAID NIH HHS R01 AI051089NIDDK NIH HHS P01 DK035108NIGMS NIH HHS R01 GM061896
6 · The paper itself

Abstract

We quantified mRNA abundance from 10 stages in the Giardia lamblia life cycle in vitro using Serial Analysis of Gene Expression (SAGE). 163 abundant transcripts were expressed constitutively. 71 transcripts were upregulated specifically during excystation and 42 during encystation. Nonetheless, the transcriptomes of cysts and trophozoites showed major differences. SAGE detected co-expressed clusters of 284 transcripts differentially expressed in cysts and excyzoites and 287 transcripts in vegetative trophozoites and encysting cells. All clusters included known genes and pathways as well as proteins unique to Giardia or diplomonads. SAGE analysis of the Giardia life cycle identified a number of kinases, phosphatases, and DNA replication proteins involved in excystation and encystation, which could be important for examining the roles of cell signaling in giardial differentiation. Overall, these data pave the way for directed gene discovery and a better understanding of the biology of G. lamblia.

Indexed as

Gene Expression ProfilingLife Cycle StagesAnimalsGiardia lambliaProtozoan ProteinsProtozoan Proteins

Identifiers

PMID20570699
PMCPMC2972195
OpenAlexW1997192898

What OpenQuestion holds

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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.