Evidence map›Paper›PMID 32630278›Full record

ReviewInternational journal of molecular sciences2020

Coumarin-Based Profluorescent and Fluorescent Substrates for Determining Xenobiotic-Metabolizing Enzyme Activities In Vitro.

Hannu Raunio, Olli Pentikäinen, Risto O Juvonen

Abstract readReview
In one paragraph

Review in International journal of molecular sciences, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing 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

21 citing papers in PubMed.

  1. Coumarins in hypertension management: from vascular signaling pathways to clinical perspectives.Hypertension research : official journal of the Japanese Society of Hypertension · 2026
    Review
  2. Article
  3. Article
  4. Article
  5. Advanced Research on Biological Properties-A Study on the Activity of theInternational journal of molecular sciences · 2025
    Article
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  7. Article
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  10. 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

3 authors.

Hannu RaunioSchool of Pharmacy, Faculty of Health Sciences, University of Eastern Finland, 70600 Kuopio, Finland.
Olli PentikäinenInstitute of Biomedicine, Faculty of Medicine, University of Turku, 20520 Turku, Finland.ORCID 0000-0001-7188-4016
Risto O JuvonenSchool of Pharmacy, Faculty of Health Sciences, University of Eastern Finland, 70600 Kuopio, Finland.

Funding

Academy of Finland 118434, 137589Finnish IT Centre for Science (CSC) jyy2516, jyy2585Sigrid Juselius Foundation 4704583
6 · The paper itself

Abstract

in vivo methods, such as spectrophotometric, fluorometric, mass spectrometric,and radioactivity-based techniques. In fluorescence-based assays, the reaction produces a fluorescentproduct from a nonfluorescent substrate or vice versa. Fluorescence-based enzyme assays areusually highly sensitive and specific, allowing measurements on small specimens of tissues withlow enzyme activities. Fluorescence assays are also amenable to miniaturization of the reactionmixtures and can thus be done in high throughput. 7-Hydroxycoumarin and its derivatives arewidely used as fluorophores due to their desirable photophysical properties. They possess a large -conjugated system with electron-rich and charge transfer properties. This conjugated structure leadsto applications of 7-hydroxycoumarins as fluorescent sensors for biological activities. We describe inthis review historical highlights and current use of coumarins and their derivatives in evaluatingactivities of the major types of xenobiotic-metabolizing enzyme systems. Traditionally, coumarinsubstrates have been used to measure oxidative activities of cytochrome P450 (CYP) enzymes. For thispurpose, profluorescent coumarins are very sensitive, but generally lack selectivity for individual CYPforms. With the aid of molecular modeling, we have recently described several new coumarin-basedsubstrates for measuring activities of CYP and conjugating enzymes with improved selectivity.

Indexed as

CoumarinsCytochrome P-450 Enzyme SystemFluorescenceHumansLiverMicrosomes, LiverModels, MolecularUmbelliferonesXenobioticsCoumarinsCytochrome P-450 Enzyme SystemUmbelliferonesXenobioticsCYPcytochrome P450fluorescenceglucuronidationmethylationmolecular modeling, enzymesulfonation

Identifiers

PMID32630278
PMCPMC7369699

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.