Evidence map›Paper›PMID 34934075›Full record

ArticleScientific reports2021

Generation of a lung squamous cell carcinoma three-dimensional culture model with keratinizing structures.

Shigeto Kawai, Kiyotaka Nakano, Keiichi Tamai, Etsuko Fujii, Mimori Yamada, Hiroshi Komoda, Hirofumi Sakumoto, Osamu Natori, Masami Suzuki

Abstract read
In one paragraph

Article in Scientific reports, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing 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

5 citing papers in PubMed.

  1. Review
  2. Article
  3. Review
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  5. 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

9 authors.

Shigeto KawaiDepartment for Research Division 1, Forerunner Pharma Research Co., Ltd., 5-1-1 Tsukiji, Chuo-ku, Tokyo, 104-0045, Japan. kawaisgt@chugai-pharm.co.jp.
Kiyotaka NakanoDepartment for Research Division 1, Forerunner Pharma Research Co., Ltd., 5-1-1 Tsukiji, Chuo-ku, Tokyo, 104-0045, Japan.
Keiichi TamaiDivision of Cancer Stem Cell, Miyagi Cancer Center Research Institute, 47-1 Nodayama, Medeshima-Shiode, Natori, Miyagi, 981-1293, Japan.
Etsuko FujiiDepartment for Research Division 1, Forerunner Pharma Research Co., Ltd., 5-1-1 Tsukiji, Chuo-ku, Tokyo, 104-0045, Japan.
Mimori YamadaDepartment for Research Division 1, Forerunner Pharma Research Co., Ltd., 5-1-1 Tsukiji, Chuo-ku, Tokyo, 104-0045, Japan.
Hiroshi KomodaDepartment for Research Division 1, Forerunner Pharma Research Co., Ltd., 5-1-1 Tsukiji, Chuo-ku, Tokyo, 104-0045, Japan.
Hirofumi SakumotoDepartment for Research Division 1, Forerunner Pharma Research Co., Ltd., 5-1-1 Tsukiji, Chuo-ku, Tokyo, 104-0045, Japan.
Osamu NatoriDepartment for Research Division 1, Forerunner Pharma Research Co., Ltd., 5-1-1 Tsukiji, Chuo-ku, Tokyo, 104-0045, Japan.
Masami SuzukiDepartment for Research Division 1, Forerunner Pharma Research Co., Ltd., 5-1-1 Tsukiji, Chuo-ku, Tokyo, 104-0045, Japan.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Tumor nests in lung squamous cell carcinoma (LUSC) have a hierarchical structure resembling squamous epithelium. The nests consist of basal-like cells on the periphery and layers of keratinocyte-like cells that differentiate towards the center of the nest, forming keratin pearls. Reproducing this spatial heterogeneity in in vitro models would be useful for understanding the biology of LUSC. Here, we established a three-dimensional (3D) culture model with a squamous epithelial structure using LUSC cell lines PLR327F-LD41 and MCC001F, established in-house. When PLR327F-LD41 cells were cultured in a mixture of Matrigel and collagen I, they generated 3D colonies (designated cancer organoids, or COs) with involucrin (IVL)-positive keratinizing cells in the center (IVL

Indexed as

Cell Culture TechniquesModels, BiologicalAnimalsCarcinoma, Squamous CellCell Line, TumorFemaleHumansLung NeoplasmsMice

Identifiers

PMID34934075
PMCPMC8692465

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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.