Evidence map›Paper›PMID 29390900›Full record

ArticleIntegrative cancer therapies2018

Anticancer Activity in Honeybee Propolis: Functional Insights to the Role of Caffeic Acid Phenethyl Ester and Its Complex With γ-Cyclodextrin.

Yoshiyuki Ishida, Ran Gao, Navjot Shah, Priyanshu Bhargava, Takahiro Furune, Sunil C Kaul, Keiji Terao, Renu Wadhwa

Open access · goldAbstract read
In one paragraph

Article in Integrative cancer therapies, 2018. 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
6.4field-weighted citation impact, top 4% 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, 66 citations in OpenAlex.

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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 2 countries.

Yoshiyuki Ishida1 CycloChem Co, Ltd, Chuo-ku, Kobe, Japan.
Ran Gao2 National Institute of Advanced Industrial Science & Technology, Tsukuba, Japan.
Navjot Shah2 National Institute of Advanced Industrial Science & Technology, Tsukuba, Japan.
Priyanshu Bhargava2 National Institute of Advanced Industrial Science & Technology, Tsukuba, Japan.
Takahiro Furune1 CycloChem Co, Ltd, Chuo-ku, Kobe, Japan.
Sunil C Kaul2 National Institute of Advanced Industrial Science & Technology, Tsukuba, Japan.ORCID 0000-0002-0046-3916
Keiji Terao1 CycloChem Co, Ltd, Chuo-ku, Kobe, Japan.
Renu Wadhwa2 National Institute of Advanced Industrial Science & Technology, Tsukuba, Japan.
National Institute of Advanced Industrial Science and Technology · JPChinese Academy of Medical Sciences & Peking Union Medical College · CNUniversity of Tsukuba · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Besides honey, honeybees make a sticky substance (called propolis/bee glue) by mixing saliva with poplar tree resin and other botanical sources. It is known to be rich in bioactivities of which the anticancer activity is most studied. Caffeic acid phenethyl ester (CAPE) is a key anticancer component in New Zealand propolis. We have earlier investigated the molecular mechanism of anticancer activity in CAPE and reported that it activates DNA damage signaling in cancer cells. CAPE-induced growth arrest of cells was mediated by downregulation of mortalin and activation of p53 tumor suppressor protein. When antitumor and antimetastasis activities of CAPE were examined in vitro and in vivo, we failed to find significant activities, which was contrary to our expectations. On careful examination, it was revealed that CAPE is unstable and rather gets easily degraded into caffeic acid by secreted esterases. Interestingly, when CAPE was complexed with γ-cyclodextrin (γCD) the activities were significantly enhanced. In the present study, we report that the CAPE-γCD complex with higher cytotoxicity to a wide range of cancer cells is stable in acidic milieu and therefore recommended as an anticancer amalgam. We also report a method for preparation of stable and less-pungent powder of propolis that could be conveniently used for health and therapeutic benefits.

Indexed as

A549 CellsAnimalsAntineoplastic AgentsApitherapyCaffeic AcidsDrug CombinationsFemalegamma-CyclodextrinsHeLa CellsHumansMCF-7 CellsMiceMice, Inbred BALB CMice, NudePhenylethyl AlcoholPropolisAntineoplastic Agentscaffeic acid phenethyl esterCaffeic AcidsDrug Combinationsgamma-CyclodextrinsPhenylethyl AlcoholPropolisanticancerCAPEcomplexpropolisstableγCD

Identifiers

PMID29390900
PMCPMC6142091
OpenAlexW2787820664

What OpenQuestion holds

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Registered trials

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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.