Evidence map›Paper›PMID 24854085›Full record

ArticleScientific reports2014

Nanoliter-scale protein crystallization and screening with a microfluidic droplet robot.

Ying Zhu, Li-Na Zhu, Rui Guo, Heng-Jun Cui, Sheng Ye, Qun Fang

Abstract read
In one paragraph

Article in Scientific reports, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing 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

24 citing papers in PubMed.

  1. Article
  2. Precise loading of scarce reagents on droplet microarrays.bioRxiv : the preprint server for biology · 2026
    Article
  3. Article
  4. Review
  5. Article
  6. Article
  7. Review
  8. Review
  9. Article
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  11. Counting Proteins in Single Cells with Addressable Droplet Microarrays.Journal of visualized experiments : JoVE · 2018
    Article
  12. Microfluidic chambers using fluid walls for cell biology.Proceedings of the National Academy of Sciences of the United States of America · 2018
    Article
  13. Article
  14. Article
  15. Review
  16. Review
  17. Article
  18. Article
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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

6 authors.

Ying ZhuInstitute of Microanalytical Systems, Department of Chemistry, Zhejiang University, Hangzhou, 310058, China.
Li-Na ZhuInstitute of Microanalytical Systems, Department of Chemistry, Zhejiang University, Hangzhou, 310058, China.
Rui GuoLife Sciences Institute, Zhejiang University, Hangzhou, 310058, China.
Heng-Jun CuiLife Sciences Institute, Zhejiang University, Hangzhou, 310058, China.
Sheng YeLife Sciences Institute, Zhejiang University, Hangzhou, 310058, China.
Qun FangInstitute of Microanalytical Systems, Department of Chemistry, Zhejiang University, Hangzhou, 310058, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Large-scale screening of hundreds or even thousands of crystallization conditions while with low sample consumption is in urgent need, in current structural biology research. Here we describe a fully-automated droplet robot for nanoliter-scale crystallization screening that combines the advantages of both automated robotics technique for protein crystallization screening and the droplet-based microfluidic technique. A semi-contact dispensing method was developed to achieve flexible, programmable and reliable liquid-handling operations for nanoliter-scale protein crystallization experiments. We applied the droplet robot in large-scale screening of crystallization conditions of five soluble proteins and one membrane protein with 35-96 different crystallization conditions, study of volume effects on protein crystallization, and determination of phase diagrams of two proteins. The volume for each droplet reactor is only ca. 4-8 nL. The protein consumption significantly reduces 50-500 fold compared with current crystallization stations.

Indexed as

RoboticsCrystallizationHumansMembrane ProteinsMicrofluidic Analytical TechniquesModels, MolecularProtein ConformationX-Ray DiffractionMembrane Proteins

Identifiers

PMID24854085
PMCPMC5154416

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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.