Evidence map›Paper›PMID 33310082›Full record

ReviewEnvironmental toxicology and pharmacology2021

Single-molecule telomere length characterization by optical mapping in nano-channel array: Perspective and review on telomere length measurement.

Lahari Uppuluri, Dharma Varapula, Eleanor Young, Harold Riethman, Ming Xiao

Open access · greenAbstract readReview
In one paragraph

Review in Environmental toxicology and pharmacology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
0.6field-weighted citation impact, top 31% 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

8 citing papers in PubMed, 11 citations in OpenAlex.

  1. Article
  2. Review
  3. Review
  4. Techniques for assessing telomere length: A methodological review.Computational and structural biotechnology journal · 2024
    Review
  5. Review
  6. Article
  7. Review
  8. 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

5 authors at 2 institutions in 1 country.

Lahari UppuluriSchool of Biomedical Engineering, Science and Health Systems, Drexel University, Philadelphia, PA, USA.
Dharma VarapulaSchool of Biomedical Engineering, Science and Health Systems, Drexel University, Philadelphia, PA, USA.
Eleanor YoungSchool of Biomedical Engineering, Science and Health Systems, Drexel University, Philadelphia, PA, USA.
Harold RiethmanMedical Diagnostic and Translational Sciences, Old Dominion University, Norfolk, VA, USA. Electronic address: hriethma@odu.edu.
Ming XiaoSchool of Biomedical Engineering, Science and Health Systems, Drexel University, Philadelphia, PA, USA; Institute of Molecular Medicine and Infectious Disease, School of Medicine, Drexel University, Philadelphia, PA, USA. Electronic address: mx44@drexel.edu.
Drexel University · USOld Dominion University · US

Funding

Single molecule DNA mapping for genome and CNV analysisR01HG005946 · NHGRI · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI KWOK, PUI-YAN, XIAO, MING · 2010 to 2021
$6.5M
A novel single-molecule telomere characterization technology for analyzing cancerR21CA177395 · NCI · WISTAR INSTITUTE · PI RIETHMAN, HAROLD, XIAO, MING · 2014 to 2016
$727k
NCI NIH HHS R21 CA177395NHGRI NIH HHS R01 HG005946
6 · The paper itself

Abstract

In humans, the telomere consists of tandem 5'TTAGGG3' DNA repeats on both ends of all 46 chromosomes. Telomere shortening has been linked to aging and age-related diseases. Similarly, telomere length changes have been associated with chemical exposure, molecular-level DNA damage, and tumor development. Telomere elongation has been associated to tumor development, caused due to chemical exposure and molecular-level DNA damage. The methods used to study these effects mostly rely on average telomere length as a biomarker. The mechanisms regulating subtelomere-specific and haplotype-specific telomere lengths in humans remain understudied and poorly understood, primarily because of technical limitations in obtaining these data for all chromosomes. Recent studies have shown that it is the short telomeres that are crucial in preserving chromosome stability. The identity and frequency of specific critically short telomeres potentially is a useful biomarker for studying aging, age-related diseases, and cancer. Here, we will briefly review the role of telomere length, its measurement, and our recent single-molecule telomere length measurement assay. With this assay, one can measure individual telomere lengths as well as identify their physically linked subtelomeric DNA. This assay can also positively detect telomere loss, characterize novel subtelomeric variants, haplotypes, and previously uncharacterized recombined subtelomeres. We will also discuss its applications in aging cells and cancer cells, highlighting the utility of the single molecule telomere length assay.

Indexed as

High-Throughput Screening AssaysTelomereHumansNanotechnologyOptical mappingTelomere dysfunctionTelomere length

Identifiers

PMID33310082
PMCPMC8500550
OpenAlexW3112425758

What OpenQuestion holds

Textmetadata
LicenceTDM
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.