Evidence map›Paper›PMID 38658405›Full record

ArticleMolecular biology reports2024

Conditioned medium-enriched umbilical cord mesenchymal stem cells: a potential therapeutic strategy for spinal cord injury, unveiling transcriptomic and secretomic insights.

Rajasekaran Subbarayan, Dinesh Murugan Girija, Selvaraj Thirupathi Kumara Raja, Alagudurai Krishnamoorthy, Dhasarathdev Srinivasan, Rupendra Shrestha, Nityanand Srivastava, Suresh Ranga Rao

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In one paragraph

Article in Molecular biology reports, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed, 1 pooled it
3.9field-weighted citation impact, top 6% 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, 1 synthesis or guideline pooled it, 9 citations in OpenAlex.

  1. Pooled it
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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

8 authors at 5 institutions in 2 countries.

Rajasekaran SubbarayanCentre for Advanced Biotherapeutics and Regenerative Medicine, Research-FAHS, Chettinad Hospital and Research Institute, Chettinad Academy of Research and Education, Kelambakkam, 603013, India. rajantu08@gmail.com.ORCID http://orcid.org/0000-0001-5890-5273
Dinesh Murugan GirijaVopec Pharmaceuticals Pvt Limited, Chennai, India.
Selvaraj Thirupathi Kumara RajaSchool of Chemical and Biotechnology, SASTRA Deemed University, Thanjavur, India.
Alagudurai KrishnamoorthyInternational Institute of Biotechnology and Toxicology (IBAT), Chennai, India.
Dhasarathdev SrinivasanCentre for Advanced Biotherapeutics and Regenerative Medicine, Research-FAHS, Chettinad Hospital and Research Institute, Chettinad Academy of Research and Education, Kelambakkam, 603013, India.
Rupendra ShresthaResearch and Collaboration, Anka Analytica, Melbourne, Australia.
Nityanand SrivastavaDepartment of Cell Biology, Albert Einstein College of Medicine, Bronx, NY, USA.
Suresh Ranga RaoDepartment of Engineering Design, Indian Institute of Technology Madras, Chennai, India.
Chettinad Academy of Research and Education · INAlbert Einstein College of Medicine · USIndian Institute of Technology Madras · INInternational Institute of Biotechnology and Toxicology · INSASTRA University · IN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionSpinal cord injury (SCI) leads to significant destruction of nerve tissue, causing the degeneration of axons and the formation of cystic cavities. This study aimed to examine the characteristics of human umbilical cord-derived mesenchymal stem cells (HUCMSCs) cultured in a serum-free conditioned medium (CM) and assess their effectiveness in a well-established hemitransection SCI model. MATERIALS AND

methodsIn this study, HUCMSCs cultured medium was collected and characterized by measuring IL-10 and identifying proteomics using mass spectroscopy. This collected serum-free CM was further used in the experiments to culture and characterize the HUMSCs. Later, neuronal cells derived from CM-enriched HUCMSC were tested sequentially using an injectable caffeic acid-bioconjugated gelatin (CBG), which was further transplanted in a hemitransection SCI model. In vitro, characterization of CM-enriched HUCMSCs and differentiated neuronal cells was performed using flow cytometry, immunofluorescence, electron microscopy, and post-transplant analysis using immunohistology analysis, qPCR, in vivo bioluminescence imaging, and behavioral analysis using an infrared actimeter.

resultsThe cells that were cultured in the conditioned media produced a pro-inflammatory cytokine called IL-10. Upon examining the secretome of the conditioned media, the Kruppel-like family of KRAB and zinc-finger proteins (C2H2 and C4) were found to be activated. Transcriptome analysis also revealed an increased expression of ELK-1, HOXD8, OTX2, YY1, STAT1, ETV7, and PATZ1 in the conditioned media. Furthermore, the expression of Human Stem-101 confirmed proliferation during the first 3 weeks after transplantation, along with the migration of CBG-UCNSC cells within the transplanted area. The gene analysis showed increased expression of Nestin, NeuN, Calb-2, Msi1, and Msi2. The group that received CBG-UCNSC therapy showed a smooth recovery by the end of week 2, with most rats regaining their walking abilities similar to those before the spinal cord injury by week 5.

conclusionsIn conclusion, the CBG-UCNSC method effectively preserved the integrity of the transplanted neuronal-like cells and improved locomotor function. Thus, CM-enriched cells can potentially reduce biosafety risks associated with animal content, making them a promising option for clinical applications in treating spinal cord injuries.

Indexed as

Mesenchymal Stem CellsMesenchymal Stem Cell TransplantationSpinal Cord InjuriesTranscriptomeUmbilical CordAnimalsCell DifferentiationCells, CulturedCulture Media, ConditionedDisease Models, AnimalHumansInterleukin-10NeuronsProteomicsRatsSecretomeCulture Media, ConditionedInterleukin-10Caffeic acid-bioconjugated gelatin hydrogelConditioned mediumHuman umbilical cord-derived mesenchymal stem cellsSecretomeSpinal cord injury

Identifiers

PMID38658405
OpenAlexW4395071160

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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.