Evidence map›Paper›PMID 27416292›Full record

ArticleCancer biology & therapy2016

Berberine reverses lapatinib resistance of HER2-positive breast cancer cells by increasing the level of ROS.

Ruohan Zhang, Hongyu Qiao, Suning Chen, Xu Chen, Kefeng Dou, Li Wei, Jian Zhang

Open access · bronzeAbstract read
In one paragraph

Article in Cancer biology & therapy, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 34 papers.

0numbers the graph read from it
0cells of the map it votes in
34citing papers in PubMed
6.1field-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

34 citing papers in PubMed, 79 citations in OpenAlex.

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  15. Natural Nrf2 Inhibitors: A Review of Their Potential for Cancer Treatment.International journal of biological sciences · 2023
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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

7 authors at 2 institutions in 1 country.

Ruohan Zhanga The State Key Laboratory of Cancer Biology, Department of Biochemistry and Molecular Biology , The Fourth Military Medical University , Xi'an, Shaanxi , China.
Hongyu Qiaoc Department of Cardiology , Xijing Hospital, The Fourth Military Medical University , Xi'an , China.
Suning Chend Department of Pharmacy, Xijing Hospital, The Fourth Military Medical University , Xi'an , China.
Xu Chene Cadet Brigade of the Fourth Military Medical University, The Fourth Military Medical University , Xi'an , China.
Kefeng Doub Department of Hepato-Biliary and Pancreto-Splenic Surgery , Xijing Hospital, The Fourth Military Medical University , Xi'an , China.
Li Weif Department of Obstetrics and Gynecology , Xijing Hospital, The Fourth Military Medical University , Xi'an , China.
Jian Zhanga The State Key Laboratory of Cancer Biology, Department of Biochemistry and Molecular Biology , The Fourth Military Medical University , Xi'an, Shaanxi , China.
Air Force Medical University · CNXijing Hospital · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Lapatinib, a novel tyrosine kinase inhibitor of HER2/EGFR, is used to treat HER2-positive breast cancer. However, acquired drug resistance has limited the clinical therapeutic efficacy of lapatinib. Our previous study found that inhibition of autophagy can reduce the proliferation, DNA synthesis, and colony-forming capacity of lapatinib-resistant cells. Berberine has attracted extensive attention due to its wide range of biochemical and pharmacological effects in breast cancer treatment. It has been reported that berberine can induce oxidative stress and the mitochondrial-related apoptotic pathway in human breast cancer cells. In our current study, we found that a new combination therapy of berberine with lapatinib overcame lapatinib resistance. Furthermore, we found that berberine induced apoptosis of lapatinib-resistant cells through upregulating the level of ROS. Specially, lapatinib activated both the c-Myc/pro-Nrf2 pathway and GSK-3β signaling to stabilize Nrf2 and maintain a low level of ROS in resistant cells. However, berberine can upset the ROS balance by downregulating c-Myc to reverse the lapatinib resistance. Our finding provides a novel strategy of using berberine to overcome lapatinib resistance.

Indexed as

Antineoplastic Combined Chemotherapy ProtocolsBerberineBreast NeoplasmsCell Line, TumorDrug InteractionsDrug Resistance, NeoplasmErb-b2 Receptor Tyrosine KinasesFemaleHumansLapatinibNF-E2-Related Factor 2QuinazolinesReactive Oxygen SpeciesSignal TransductionBerberineERBB2 protein, humanErb-b2 Receptor Tyrosine KinasesLapatinibNFE2L2 protein, humanNF-E2-Related Factor 2QuinazolinesReactive Oxygen SpeciesBerberinec-Mycdrug resistanceGSK-3βLapatinibNrf2ROS

Identifiers

PMID27416292
PMCPMC5036410
OpenAlexW2471370097

What OpenQuestion holds

Textmetadata
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.