Evidence map›Paper›PMID 18689521›Full record

ArticleApplied and environmental microbiology2008

Protozoal digestion of coat-defective Bacillus subtilis spores produces "rinds" composed of insoluble coat protein.

Alicia Monroe Carroll, Marco Plomp, Alexander J Malkin, Peter Setlow

Abstract read
In one paragraph

Article in Applied and environmental microbiology, 2008. 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
2.0field-weighted citation impact, top 15% 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, 22 citations in OpenAlex.

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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

4 authors at 2 institutions in 1 country.

Alicia Monroe CarrollDepartment of Molecular, Microbial and Structural Biology, University of Connecticut Health Center, Farmington, CT 06032, USA.
Marco Plomp
Alexander J Malkin
Peter Setlow
Lawrence Livermore National Laboratory · USUConn Health · US

Funding

DEGRADATION REACTIONS IN SPORE GERMINATIONR01GM019698 · NIGMS · UNIVERSITY OF CONNECTICUT SCH OF MED/DNT · PI SETLOW, PETER · 1985 to 2007
$1.9M
DEGRADATION REACTIONS IN SPORE GERMINATIONR37GM019698 · NIGMS · UNIVERSITY OF CONNECTICUT SCH OF MED/DNT · PI SETLOW, PETER · 1994 to 2003
$1.7M
NIGMS NIH HHS GM19698NIGMS NIH HHS R01 GM019698NIGMS NIH HHS R37 GM019698
6 · The paper itself

Abstract

The Bacillus subtilis spore coat is a multilayer, proteinaceous structure that consists of more than 50 proteins. Located on the surface of the spore, the coat provides resistance to potentially toxic molecules as well as to predation by the protozoan Tetrahymena thermophila. When coat-defective spores are fed to Tetrahymena, the spores are readily digested. However, a residue termed a "rind" that looks like coat material remains. As observed with a phase-contrast microscope, the rinds are spherical or hemispherical structures that appear to be devoid of internal contents. Atomic force microscopy and chemical analyses showed that (i) the rinds are composed of insoluble protein largely derived from both outer and inner spore coat layers, (ii) the amorphous layer of the outer coat is largely responsible for providing spore resistance to protozoal digestion, and (iii) the rinds and intact spores do not contain significant levels of silicon.

Indexed as

AnimalsBacillus subtilisBacterial ProteinsCapsid ProteinsMicroscopy, Atomic ForceMicroscopy, Phase-ContrastSiliconSpores, BacterialTetrahymena thermophilaBacterial ProteinsCapsid ProteinsSilicon

Identifiers

PMID18689521
PMCPMC2565959
OpenAlexW2046183380

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.