Evidence map›Paper›PMID 31855835›Full record

ArticleMolecular therapy. Nucleic acids2020

Hydrophobically Modified let-7b miRNA Enhances Biodistribution to NSCLC and Downregulates HMGA2 In Vivo.

Meirav Segal, Annabelle Biscans, Maud-Emmanuelle Gilles, Eleni Anastasiadou, Roberto De Luca, Jihoon Lim, Anastasia Khvorova, Frank J Slack

Open access · goldAbstract read
In one paragraph

Article in Molecular therapy. Nucleic acids, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 35 papers.

0numbers the graph read from it
0cells of the map it votes in
35citing papers in PubMed
1.9field-weighted citation impact, top 14% 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

35 citing papers in PubMed, 58 citations in OpenAlex.

  1. Challenges and Perspectives in ncRNA Research.Experientia supplementum (2012) · 2026
    Review
  2. RNA chemistry and therapeutics.Nature reviews. Drug discovery · 2025
    Review
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  11. miRNA-Based Technologies in Cancer Therapy.Journal of personalized medicine · 2023
    Review
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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 3 institutions in 1 country.

Meirav SegalHMS Initiative for RNA Medicine, Department of Pathology, Beth Israel Deaconess Medical Center/Harvard Medical School, Boston, MA, USA.
Annabelle BiscansRNA Therapeutics Institute, University of Massachusetts Medical School, Worcester, MA, USA.
Maud-Emmanuelle GillesHMS Initiative for RNA Medicine, Department of Pathology, Beth Israel Deaconess Medical Center/Harvard Medical School, Boston, MA, USA.
Eleni AnastasiadouHMS Initiative for RNA Medicine, Department of Pathology, Beth Israel Deaconess Medical Center/Harvard Medical School, Boston, MA, USA.
Roberto De LucaHMS Initiative for RNA Medicine, Department of Neurology, Beth Israel Deaconess Medical Center/Harvard Medical School, Boston, MA, USA.
Jihoon LimHMS Initiative for RNA Medicine, Department of Pathology, Beth Israel Deaconess Medical Center/Harvard Medical School, Boston, MA, USA.
Anastasia KhvorovaRNA Therapeutics Institute, University of Massachusetts Medical School, Worcester, MA, USA.
Frank J SlackHMS Initiative for RNA Medicine, Department of Pathology, Beth Israel Deaconess Medical Center/Harvard Medical School, Boston, MA, USA. Electronic address: fslack@bidmc.harvard.edu.
Harvard University · USBeth Israel Deaconess Medical Center · USUniversity of Massachusetts Chan Medical School · US

Funding

Yale SPORE in Lung Cancer (YSILC): The Biology and Personalized Treatment of Lung CancerP50CA196530 · NCI · YALE UNIVERSITY · PI Shuangge Ma · 2015 to 2026
$31.1M
Precision microRNA medicine in cancerR35CA232105 · NCI · BETH ISRAEL DEACONESS MEDICAL CENTER · PI SLACK, FRANK J. · 2019 to 2025
$7.2M
Development of RNAi based sFLT1-targeting therapeutics for treatment of PreeclampsiaR01HD086111 · NICHD · UNIV OF MASSACHUSETTS MED SCH WORCESTER · PI KHVOROVA, ANASTASIA · 2016 to 2020
$3.4M
Mid-Scale RNA Synthesis, Purification and Quality Control SystemS10OD020012 · OD · UNIV OF MASSACHUSETTS MED SCH WORCESTER · PI KHVOROVA, ANASTASIA · 2015 to 2015
$563k
NCI NIH HHS P50 CA196530NCI NIH HHS R35 CA232105NICHD NIH HHS R01 HD086111NIH HHS S10 OD020012
6 · The paper itself

Abstract

MicroRNAs (miRNAs) have increasingly been shown to be involved in human cancer, and interest has grown about the potential use of miRNAs for cancer therapy. miRNA levels are known to be altered in cancer cells, including in non-small cell lung cancer (NSCLC), a subtype of lung cancer that is the most prevalent form of cancer worldwide and that lacks effective therapies. The let-7 miRNA is involved in the regulation of oncogene expression in cells and directly represses cancer growth in the lung. let-7 is therefore a potential molecular target for tumor therapy. However, applications of RNA interference for cancer research have been limited by a lack of simple and efficient methods to deliver oligonucleotides (ONs) to cancer cells. In this study, we have used in vitro and in vivo approaches to show that HCC827 cells internalize hydrophobically modified let-7b miRNAs (hmiRNAs) added directly to the culture medium without the need for lipid formulation. We identified functional let-7b hmiRNAs targeting the HMGA2 mRNA, one of the let-7 target genes upregulated in NSCLC, and show that direct uptake in HCC827 cells induced potent and specific gene silencing in vitro and in vivo. Thus, hmiRNAs constitute a novel class of ONs that enable functional studies of genes involved in cancer biology and are potentially therapeutic molecules.

Identifiers

PMID31855835
PMCPMC6926262
OpenAlexW2991496455

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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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.