Evidence map›Paper›PMID 29559654›Full record

ArticleScientific reports2018

Complement C1q stimulates the progression of hepatocellular tumor through the activation of discoidin domain receptor 1.

Ji-Hyun Lee, Barun Poudel, Hyeon-Hui Ki, Sarmila Nepali, Young-Mi Lee, Jeon-Soo Shin, Dae-Ki Kim

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed
2.3field-weighted citation impact, top 13% 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

32 citing papers in PubMed, 48 citations in OpenAlex.

  1. Complement system in tumor growth and metastases.British journal of cancer · 2026
    Review
  2. Article
  3. Article
  4. C1qAdvanced science (Weinheim, Baden-Wurttemberg, Germany) · 2025
    Article
  5. Article
  6. Review
  7. Review
  8. Article
  9. Role of DDR1 in Regulating MMPs in External Root Resorption.International journal of molecular sciences · 2024
    Article
  10. Article
  11. Article
  12. Article
  13. Article
  14. Review
  15. Review
  16. 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

7 authors at 3 institutions in 1 country.

Ji-Hyun LeeDepartment of Immunology and Institute for Medical Sciences, Chonbuk National University Medical School, Jeonju, Jeollabuk-do, 54907, Republic of Korea.
Barun PoudelDepartment of Immunology and Institute for Medical Sciences, Chonbuk National University Medical School, Jeonju, Jeollabuk-do, 54907, Republic of Korea.
Hyeon-Hui KiDepartment of Immunology and Institute for Medical Sciences, Chonbuk National University Medical School, Jeonju, Jeollabuk-do, 54907, Republic of Korea.
Sarmila NepaliDepartment of Immunology and Institute for Medical Sciences, Chonbuk National University Medical School, Jeonju, Jeollabuk-do, 54907, Republic of Korea.
Young-Mi LeeDepartment of Oriental Pharmacy, College of Pharmacy and Wonkwang-Oriental Medicines Research Institute, Wonkwang University, Iksan, Jeollabuk-do, 54538, Republic of Korea.
Jeon-Soo ShinDepartment of Microbiology, BK21 PLUS for Medical Sciences, Yonsei University College of Medicine, Seoul, 03722, Republic of Korea.
Dae-Ki KimDepartment of Immunology and Institute for Medical Sciences, Chonbuk National University Medical School, Jeonju, Jeollabuk-do, 54907, Republic of Korea. daekim@jbnu.ac.kr.
Jeonbuk National University · KRWonkwang University · KRYonsei University · KR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

C1q is known to perform several functions in addition to the role it plays in complement activation. C1q contains a collagen-like portion and DDR1 (discoidin domain receptor 1) is a well-known collagen receptor. Accordingly, we hypothesized C1q might be a novel ligand of DDR1. This study shows for the first time C1q directly induces the activation and upregulation of DDR1, and that this leads to enhanced migration and invasion of HepG2 cells. In addition, C1q was found to induce the activations of mitogen-activated protein kinases (MAPKs) and phosphoinositide 3-kinase (PI3K)/Akt signaling, and to increase the expressions of matrix metalloproteinases (MMP2 and 9). Our results reveal a relationship between C1q and DDR1 and suggest C1q-induced DDR1 activation signaling may be involved in the progression of hepatocellular carcinoma.

Indexed as

CarcinogenesisCarcinoma, HepatocellularCell MovementComplement C1qDiscoidin Domain Receptor 1Extracellular Signal-Regulated MAP KinasesHep G2 CellsHumansLiver NeoplasmsMatrix Metalloproteinase 2Matrix Metalloproteinase 9Phosphatidylinositol 3-KinasesProto-Oncogene Proteins c-aktSignal TransductionUp-RegulationComplement C1qDiscoidin Domain Receptor 1Extracellular Signal-Regulated MAP KinasesMatrix Metalloproteinase 2Matrix Metalloproteinase 9Phosphatidylinositol 3-KinasesProto-Oncogene Proteins c-akt

Identifiers

PMID29559654
PMCPMC5861131
OpenAlexW2804793284

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

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.