Evidence map›Paper›PMID 15932980›Full record

ArticleApplied and environmental microbiology2005

Erosion and subsequent transport state of Escherichia coli from cowpats.

Richard William Muirhead, Robert Peter Collins, Philip James Bremer

Open access · greenAbstract readEvaluation Study
In one paragraph

Article in Applied and environmental microbiology, 2005. 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
13.2field-weighted citation impact, top 1% 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, 97 citations in OpenAlex.

  1. Article
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  6. The current state of knowledge on the interaction ofEnergy, ecology & environment · 2016
    Article
  7. Article
  8. Point-of-use water disinfection using UV light-emitting diodes to reduce bacterial contamination.Environmental science and pollution research international · 2013
    Article
  9. Article
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  13. Article
  14. Interaction of Escherichia coli and soil particles in runoff.Applied and environmental microbiology · 2006
    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

3 authors at 3 institutions in 1 country.

Richard William MuirheadDepartment of Food Service, Otago University, Dunedin, New Zealand. richard.muirhead@agresearch.co.nz
Robert Peter Collins
Philip James Bremer
AgResearch · NZNational Institute of Water and Atmospheric Research · NZUniversity of Otago · NZ

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Processes by which fecal bacteria enter overland flow and their transportation state to surface waters are poorly understood, making the effectiveness of measures designed to intercept this pathway, such as vegetated buffer strips, difficult to predict. Freshly made and aged (up to 30 days) cowpats were exposed to simulated rainfall, and samples of the cowpat material and runoff were collected. Escherichia coli in the runoff samples were separated into attached (to particles) and unattached fractions, and the unattached fraction was analyzed to determine if the cells were clumped. Within cowpats, E. coli grew for 6 to 14 days, rather than following a typical logarithmic die-off curve. E. coli numbers in the runoff correlated with numbers inside the cowpat. Most of the E. coli organisms eroded from the cowpats were transported as single cells, and only a small percentage (about 8%) attached to particles. The erosion of E. coli from cowpats and the state in which the cells were transported did not vary with time within a single rainfall event or over time as the cowpats aged and dried out. These findings indicate that cowpats can remain a significant source of E. coli in overland flow for more than 30 days. As well, most of the E. coli organisms eroded from cowpats will occur as readily transportable single cells.

Indexed as

Soil MicrobiologyWater PollutionAgricultureAnimalsBacteriological TechniquesCattleCentrifugation, Density GradientEnvironmental MonitoringEscherichia coliManureRainManure

Identifiers

PMID15932980
PMCPMC1151858
OpenAlexW2094086290

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.