Evidence map›Paper›PMID 19865104›Full record

ArticleGenes and immunity2010

Mapping of Char10, a novel malaria susceptibility locus on mouse chromosome 9.

G Min-Oo, A Willemetz, M Tam, F Canonne-Hergaux, M M Stevenson, P Gros

Abstract read
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In one paragraph

Article in Genes and immunity, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
0.7field-weighted citation impact, top 30% 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

11 citing papers in PubMed, 13 citations in OpenAlex.

  1. Review
  2. Review
  3. Forward Genetics in Apicomplexa Biology: The Host Side of the Story.Frontiers in cellular and infection microbiology · 2022
    Review
  4. Article
  5. Host genetics in malaria: lessons from mouse studies.Mammalian genome : official journal of the International Mammalian Genome Society · 2018
    Review
  6. Article
  7. Article
  8. Review
  9. Article
  10. Genetic analysis in mice identifies cysteamine as a novel partner for artemisinin in the treatment of malaria.Mammalian genome : official journal of the International Mammalian Genome Society · 2011
    Review
  11. Host resistance to malaria: using mouse models to explore the host response.Mammalian genome : official journal of the International Mammalian Genome Society · 2011
    Review
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

6 authors at 4 institutions in 2 countries.

G Min-OoDepartment of Biochemistry, McGill University, Montreal, Quebec, Canada.
A Willemetz
M Tam
F Canonne-Hergaux
M M Stevenson
P Gros
McGill University · CAMcGill University Health Centre · CACentre National de la Recherche Scientifique · FRInstitut de Chimie des Substances Naturelles · FR

Funding

Canadian Institutes of Health Research CTP 79842Canadian Institutes of Health Research FRN-79343
6 · The paper itself

Abstract

Resistance to blood-stage malaria in AcB55 and AcB61 is caused by a loss of function mutation in pyruvate kinase (Pklr(I90N)). Likewise, pyruvate kinase (PK) deficiency in humans is protective against Plasmodium replication in vitro. We identified a third AcB strain, AcB62 that also carries the Pklr(I90N) mutation. However, AcB62 mice were susceptible to P.chabaudi infection and showed high levels of parasite replication (54-62% peak parasitemia). AcB62 mice showed the hallmarks of PK deficiency-associated anemia similar to AcB55/61 with reticulocytosis, splenic red pulp expansion, tissue iron overload, and increased expression of iron metabolism proteins. This suggests that malaria susceptibility in AcB62 is not because of absence of PK deficiency-associated pathophysiology. To map novel genetic factors affecting malaria susceptibility in AcB62, we generated an informative F2 population using AcB62 (Pklr(I90N)) and CBA-Pk(slc) (Pklr(G338D)) as progenitors and identified a novel locus on chromosome 9 (Char10; LOD=7.24) that controls peak parasitemia. A weaker linkage to the Pklr region of chromosome 3 (LOD=3.7) was also detected, a finding that may reflect the segregation of the two defective Pklr alleles. AcB62 alleles at both loci are associated with higher peak parasitemia. These results identify Char10 as a novel locus modulating severity of malaria in the context of PK deficiency.

Indexed as

AllelesAnemia, Hemolytic, CongenitalAnimalsChromosomes, Human, Pair 9Chromosome StructuresDisease SusceptibilityHumansMalariaMiceMice, Inbred CBAMutationParasitemiaPyruvate KinasePyruvate Kinase

Identifiers

PMID19865104
OpenAlexW2015667289

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.