Evidence map›Paper›PMID 28547372›Full record

ArticleEnvironmental science and pollution research international2017

Heavy metal (Cu, Cd, Pb, Cr) washing from river sediment using biosurfactant rhamnolipid.

Weifang Chen, Yan Qu, Zhihua Xu, Feifei He, Zai Chen, Sisi Huang, Yuxiang Li

Abstract read
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In one paragraph

Article in Environmental science and pollution research international, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing 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

6 citing papers in PubMed.

  1. Review
  2. Multi-functional vesicles improveActa pharmaceutica Sinica. B · 2022
    Article
  3. Article
  4. Article
  5. Sustainable Remediation of Contaminated Soil Using Biosurfactants.Frontiers in bioengineering and biotechnology · 2021
    Review
  6. 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

7 authors.

Weifang ChenSchool of Environment and Architecture, University of Shanghai for Science and Technology, 516 Jungong Rd, Shanghai, 200093, People's Republic of China.
Yan QuSchool of Environment and Architecture, University of Shanghai for Science and Technology, 516 Jungong Rd, Shanghai, 200093, People's Republic of China.
Zhihua XuSchool of Environment and Architecture, University of Shanghai for Science and Technology, 516 Jungong Rd, Shanghai, 200093, People's Republic of China. zhihuaxu_usst@163.com.
Feifei HeSchool of Environment and Architecture, University of Shanghai for Science and Technology, 516 Jungong Rd, Shanghai, 200093, People's Republic of China.
Zai ChenSchool of Environment and Architecture, University of Shanghai for Science and Technology, 516 Jungong Rd, Shanghai, 200093, People's Republic of China.
Sisi HuangSchool of Environment and Architecture, University of Shanghai for Science and Technology, 516 Jungong Rd, Shanghai, 200093, People's Republic of China.
Yuxiang LiSchool of Environment and Architecture, University of Shanghai for Science and Technology, 516 Jungong Rd, Shanghai, 200093, People's Republic of China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Heavy metal-contaminated sediments posed a serious threat to both human beings and environment. A biosurfactant, rhamnolipid, was employed as the washing agent to remove heavy metals in river sediment. Batch experiments were conducted to test the removal capability. The effects of rhamnolipid concentration, washing time, solution pH, and liquid/solid ratio were investigated. The speciation of heavy metals before and after washing in sediment was also analyzed. Heavy metal washing was favored at high concentration, long washing time, and high pH. In addition, the efficiency of washing was closely related to the original speciation of heavy metals in sediment. Rhamnolipid mainly targeted metals in exchangeable, carbonate-bound or Fe-Mn oxide-bound fractions. Overall, rhamnolipid biosurfactant as a washing agent could effectively remove heavy metals from sediment.

Indexed as

GlycolipidsGeologic SedimentsHumansLeadMetals, HeavyRiversWater PurificationGlycolipidsLeadMetals, HeavyrhamnolipidBiosurfactantHeavy metalsRhamnolipidRiver sedimentWashing

Identifiers

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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.