Evidence map›Paper›PMID 36646897›Full record

ArticleNature methods2023

ELI trifocal microscope: a precise system to prepare target cryo-lamellae for in situ cryo-ET study.

Shuoguo Li, Ziyan Wang, Xing Jia, Tongxin Niu, Jianguo Zhang, Guoliang Yin, Xiaoyun Zhang, Yun Zhu, Gang Ji, Fei Sun

Erratum issuedOpen access · hybridAbstract read
In one paragraph

Article in Nature methods, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
11.1field-weighted citation impact, top 3% 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

17 citing papers in PubMed, 40 citations in OpenAlex.

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  12. Recent advances in correlative cryo-light and electron microscopy.Current opinion in structural biology · 2024
    Review
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

10 authors at 1 institution in 1 country.

Shuoguo Li *Center for Biological Imaging, Core Facilities for Protein Science, Institute of Biophysics, Chinese Academy of Sciences, Beijing, China.ORCID http://orcid.org/0000-0002-3471-1316
Ziyan Wang *University of Chinese Academy of Sciences, Beijing, China.
Xing JiaCenter for Biological Imaging, Core Facilities for Protein Science, Institute of Biophysics, Chinese Academy of Sciences, Beijing, China.
Tongxin NiuCenter for Biological Imaging, Core Facilities for Protein Science, Institute of Biophysics, Chinese Academy of Sciences, Beijing, China.
Jianguo ZhangCenter for Biological Imaging, Core Facilities for Protein Science, Institute of Biophysics, Chinese Academy of Sciences, Beijing, China.
Guoliang YinUniversity of Chinese Academy of Sciences, Beijing, China.
Xiaoyun ZhangCenter for Biological Imaging, Core Facilities for Protein Science, Institute of Biophysics, Chinese Academy of Sciences, Beijing, China.
Yun ZhuUniversity of Chinese Academy of Sciences, Beijing, China. zhuyun@ibp.ac.cn.ORCID http://orcid.org/0000-0001-9382-8592
Gang JiCenter for Biological Imaging, Core Facilities for Protein Science, Institute of Biophysics, Chinese Academy of Sciences, Beijing, China. jigang@ibp.ac.cn.ORCID http://orcid.org/0000-0002-7417-1588
Fei SunCenter for Biological Imaging, Core Facilities for Protein Science, Institute of Biophysics, Chinese Academy of Sciences, Beijing, China. feisun@ibp.ac.cn.ORCID http://orcid.org/0000-0002-0351-5144
Chinese Academy of Sciences · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Cryo-electron tomography (cryo-ET) has become a powerful approach to study the high-resolution structure of cellular macromolecular machines in situ. However, the current correlative cryo-fluorescence and electron microscopy lacks sufficient accuracy and efficiency to precisely prepare cryo-lamellae of target locations for subsequent cryo-ET. Here we describe a precise cryogenic fabrication system, ELI-TriScope, which sets electron (E), light (L) and ion (I) beams at the same focal point to achieve accurate and efficient preparation of a target cryo-lamella. ELI-TriScope uses a commercial dual-beam scanning electron microscope modified to incorporate a cryo-holder-based transfer system and embed an optical imaging system just underneath the vitrified specimen. Cryo-focused ion beam milling can be accurately navigated by monitoring the real-time fluorescence signal of the target molecule. Using ELI-TriScope, we prepared a batch of cryo-lamellae of HeLa cells targeting the centrosome with a success rate of ~91% and discovered new in situ structural features of the human centrosome by cryo-ET.

Indexed as

Electron Microscope TomographyElectronsCryoelectron MicroscopyHeLa CellsHumansMacromolecular SubstancesMacromolecular Substances

Identifiers

PMID36646897
PMCPMC9911351
OpenAlexW4316507369

What OpenQuestion holds

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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.