Evidence map›Paper›PMID 9232880›Full record

ArticlePlant physiology1997

Calmodulin-stimulated Ca(2+)-ATPases in the vacuolar and plasma membranes in cauliflower.

P Askerlund

Open access · bronzeAbstract read
In one paragraph

Article in Plant physiology, 1997. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed
11.2field-weighted citation impact, top 2% 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

14 citing papers in PubMed, 41 citations in OpenAlex.

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  13. Communicating with calciumThe Plant cell · 1999
    Article
  14. 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

1 author at 1 institution in 1 country.

P AskerlundDepartment of Plant Biochemistry, Lund University, Sweden. per.askerlund@plantbio.lu.se
Lund University · SE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The subcellular locations of Ca(2+)-ATPases in the membranes of cauliflower (Brassica oleracea L.) inflorescences were investigated. After continuous sucrose gradient centrifugation a 111-kD calmodulin (CaM)-stimulated and caM-binding Ca(2+)-ATPase (BCA1; P. Askerlund [1996] Plant Physiol 110: 913-922; S. Malmström, P. Askerlund, M.G. Plamgren [1997] FEBS Lett 400: 324-328) comigrated with vacuolar membrane markers, whereas a 116-kD caM-binding Ca(2+)-ATPase co-migrated with a marker for the plasma membrane. The 116 kD Ca(2+)-ATPase was enriched in plasma membranes obtained by aqueous two-phase partitioning, which is in agreement with a plasma membrane location of this Ca(2+)-ATPase. Countercurrent distribution of a low-density intracellular membrane fraction in an aqueous two-phase system resulted in the separation of the endoplasmic reticulum and vacuolar membranes. The 111-kD Ca(2+)-ATPase co-migrated with a vacuolar membrane marker after countercurrent distribution but not with markers for the endoplasmic reticulum. A vacuolar membrane location of the 111-kD Ca(2+)-AtPase was further supported by experiments with isolated vacuoles from cauliflower: (a) Immunoblotting with an antibody against the 111-kD Ca(2+)-ATPase showed that it was associated with the vacuoles, and (b) ATP-dependent Ca2+ uptake by the intact vacuoles was found to be CaM stimulated and partly protonophore insensitive.

Indexed as

Calcium-Transporting ATPasesCalmodulinCell FractionationCell MembraneCentrifugation, Density GradientEgtazic AcidVacuolesVegetablesCalcium-Transporting ATPasesCalmodulinEgtazic Acid

Identifiers

PMID9232880
PMCPMC158388
OpenAlexW2023299952

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.