Evidence map›Paper›PMID 26108208›Full record

ReviewJournal of hematology & oncology2015

Sampling circulating tumor cells for clinical benefits: how frequent?

Sai Mun Leong, Karen M L Tan, Hui Wen Chua, Doreen Tan, Delly Fareda, Saabry Osmany, Mo-Huang Li, Steven Tucker, Evelyn S C Koay

Abstract readReview
In one paragraph

Review in Journal of hematology & oncology, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing 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

11 citing papers in PubMed.

  1. Review
  2. Review
  3. Article
  4. Article
  5. The viable circulating tumor cells with cancer stem cells feature, where is the way out?Journal of experimental & clinical cancer research : CR · 2018
    Review
  6. Article
  7. Review
  8. Article
  9. Review
  10. Review
  11. Review
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.

Sai Mun LeongDepartment of Laboratory Medicine, National University Hospital, Level 3 NUH Main Building, 5 Lower Kent Ridge Road, Singapore, 119074, Singapore.
Karen M L TanDepartment of Laboratory Medicine, National University Hospital, Level 3 NUH Main Building, 5 Lower Kent Ridge Road, Singapore, 119074, Singapore. karen_ml_tan@nuhs.edu.sg.
Hui Wen ChuaDepartment of Laboratory Medicine, National University Hospital, Level 3 NUH Main Building, 5 Lower Kent Ridge Road, Singapore, 119074, Singapore.
Doreen TanTucker Medical, Novena Specialist Center, 8 Sinaran Drive #04-03, Singapore, 307470, Singapore.
Delly FaredaTucker Medical, Novena Specialist Center, 8 Sinaran Drive #04-03, Singapore, 307470, Singapore.
Saabry OsmanyRadlink PET and Cardiac Imaging Center, 290 Orchard Road, #08-06 Paragon Medical, Singapore, 238859, Singapore.
Mo-Huang LiCellSievo Private Limited Singapore, Block 289A, Bukit Batok St. 25, #15-218, Singapore, 650289, Singapore.
Steven TuckerTucker Medical, Novena Specialist Center, 8 Sinaran Drive #04-03, Singapore, 307470, Singapore.
Evelyn S C KoayDepartment of Laboratory Medicine, National University Hospital, Level 3 NUH Main Building, 5 Lower Kent Ridge Road, Singapore, 119074, Singapore.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Circulating tumor cells (CTCs) are cells shed from tumors or metastatic sites and are a potential biomarker for cancer diagnosis, management, and prognostication. The majority of current studies use single or infrequent CTC sampling points. This strategy assumes that changes in CTC number, as well as phenotypic and molecular characteristics, are gradual with time. In reality, little is known today about the actual kinetics of CTC dissemination and phenotypic and molecular changes in the blood of cancer patients. Herein, we show, using clinical case studies and hypothetical simulation models, how sub-optimal CTC sampling may result in misleading observations with clinical consequences, by missing out on significant CTC spikes that occur in between sampling times. Initial studies using highly frequent CTC sampling are necessary to understand the dynamics of CTC dissemination and phenotypic and molecular changes in the blood of cancer patients. Such an improved understanding will enable an optimal, study-specific sampling frequency to be assigned to individual research studies and clinical trials and better inform practical clinical decisions on cancer management strategies for patient benefits.

Indexed as

Biomarkers, TumorHumansNeoplasmsNeoplastic Cells, CirculatingBiomarkers, Tumor

Identifiers

PMID26108208
PMCPMC4488127

What OpenQuestion holds

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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.