Evidence map›Paper›PMID 21174116›Full record

ArticleGraefe's archive for clinical and experimental ophthalmology = Albrecht von Graefes Archiv fur klinische und experimentelle Ophthalmologie2011

In vitro culture of human fetal corneal endothelial cells.

Yan Gao, Qingjun Zhou, Mingli Qu, Lingling Yang, Yao Wang, Weiyun Shi

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In one paragraph

Article in Graefe's archive for clinical and experimental ophthalmology = Albrecht von Graefes Archiv fur klinische und experimentelle Ophthalmologie, 2011. 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
1.7field-weighted citation impact, top 16% 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

9 citing papers in PubMed, 22 citations in OpenAlex.

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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 at 1 institution in 1 country.

Yan GaoShandong Provincial Key Lab of Ophthalmology, Shandong Eye Institute, Qingdao, 266071, China.
Qingjun Zhou
Mingli Qu
Lingling Yang
Yao Wang
Weiyun Shi
Shandong Eye Institute & Hospital · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeTo explore and optimize a proper culture system for human fetal corneal endothelial cells (hFCECs), including the methods of primary culture, passage and cryopreservation.

methodsFresh fetal corneas were explanted to propagate primary corneal endothelial cells. The cells were cultured in DMEM/F-12 supplemented with 10% fetal bovine serum (FBS) in the absence or presence of the extracts from bovine corneal endothelium cells (bCECs), and the cells were identified with immunocytochemical staining. The passage and cryopreservation of hFCECs were optimized according to previous reports on adult corneal endothelial cells.

resultsUsing the explant culture method, hFCECs migrated successfully within 3 days and assumed polygonal-shaped corneal endothelial morphology. The optimizing methods were 0.125% trypsin + 0.02% EDTA for passage and 10% DMSO + 90% FBS for cryopreservation. Recovered hFCECs from cryopreservation remained typical morphology and immunological markers of corneal endothelial cells, including positive staining of NSE, Nestin, Ki67 and ZO-1, and negative staining of CK3/12, which demonstrated that they retained the characterizations of corneal endothelial cells and proliferative capacity. Moreover, the extracts from bCECs can promote the proliferative capacity of hFCECs significantly, while maintaining their typical endothelial morphology.

conclusionsThe culture conditions of human fetal corneal endothelial cells were firstly optimized, including the primary culture, passage and cryopreservation. Meanwhile, we confirmed that the extracts from bovine corneal endothelium promoted the proliferative capacity while maintaining the morphology of hFCECs in vitro.

Indexed as

AnimalsBiomarkersCattleCell Culture TechniquesCell MovementCell ProliferationCoculture TechniquesCryopreservationEndothelium, CornealFetusFluorescent Antibody Technique, IndirectGestational AgeHumansIntermediate Filament ProteinsKi-67 AntigenMembrane ProteinsBiomarkersIntermediate Filament ProteinsKi-67 AntigenMembrane ProteinsNerve Tissue ProteinsNES protein, humanNestinPhosphoproteinsTJP1 protein, humanZonula Occludens-1 Protein

Identifiers

PMID21174116
OpenAlexW2022857767

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.