Evidence map›Paper›PMID 31100947›Full record

ArticleInternational journal of environmental research and public health2019

Urbanization Impacts the Physicochemical Characteristics and Abundance of Fecal Markers and Bacterial Pathogens in Surface Water.

Tianma Yuan, Kiran Kumar Vadde, Jonathan D Tonkin, Jianjun Wang, Jing Lu, Zimeng Zhang, Yixin Zhang, Alan J McCarthy, Raju Sekar

Abstract read
In one paragraph

Article in International journal of environmental research and public health, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
–field-weighted citation impact
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

9 citing papers in PubMed.

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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

9 authors.

Tianma YuanDepartment of Biological Sciences, Xi'an Jiaotong-Liverpool University, Suzhou 215123, China. Tianma.Yuan@xjtlu.edu.cn.
Kiran Kumar VaddeDepartment of Biological Sciences, Xi'an Jiaotong-Liverpool University, Suzhou 215123, China. Kumar.Kiran@xjtlu.edu.cn.
Jonathan D TonkinSchool of Biological Sciences, University of Canterbury, Christchurch 8140, New Zealand. jdtonkin@gmail.com.ORCID 0000-0002-6053-291X
Jianjun WangNanjing Institute of Geography and Limnology, Chinese Academy of Sciences, Nanjing 210008, China. jjwang@niglas.ac.cn.
Jing LuFuturepolis LLC, Suzhou 215021, China. jinglu.lyu@gmail.com.
Zimeng ZhangInstitute of Integrative Biology, University of Liverpool, Liverpool L69 3BX, UK. zimeng.zhang@liverpool.ac.uk.
Yixin ZhangDepartment of Health and Environmental Sciences, Xi'an Jiaotong-Liverpool University, Suzhou 215123, China. Yixin.Zhang@xjtlu.edu.cn.ORCID 0000-0003-1546-4150
Alan J McCarthyMicrobiology Research Group, Institute of Integrative Biology, University of Liverpool, Liverpool L69 7ZB, UK. aj55m@liverpool.ac.uk.
Raju SekarDepartment of Biological Sciences, Xi'an Jiaotong-Liverpool University, Suzhou 215123, China. Sekar.Raju@xjtlu.edu.cn.ORCID 0000-0002-1182-9004

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Urbanization is increasing worldwide and is happening at a rapid rate in China in line with economic development. Urbanization can lead to major changes in freshwater environments through multiple chemical and microbial contaminants. We assessed the impact of urbanization on physicochemical characteristics and microbial loading in canals in Suzhou, a city that has experienced rapid urbanization in recent decades. Nine sampling locations covering three urban intensity classes (high, medium and low) in Suzhou were selected for field studies and three locations in Huangshan (natural reserve) were included as pristine control locations. Water samples were collected for physicochemical, microbiological and molecular analyses. Compared to medium and low urbanization sites, there were statistically significant higher levels of nutrients and total and thermotolerant coliforms (or fecal coliforms) in highly urbanized locations. The effect of urbanization was also apparent in the abundances of human-associated fecal markers and bacterial pathogens in water samples from highly urbanized locations. These results correlated well with land use types and anthropogenic activities at the sampling sites. The overall results indicate that urbanization negatively impacts water quality, providing high levels of nutrients and a microbial load that includes fecal markers and pathogens.

Indexed as

UrbanizationBacteriaChinaCitiesEnvironmental MonitoringFecesHumansWater MicrobiologyWater PollutantsWater QualityWater Pollutantsfecal markersmicrobial contaminationsnutrientspathogensSuzhou canalsurbanizationwater quality

Identifiers

PMID31100947
PMCPMC6572354

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Registered trials

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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.