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ArticleChinese medicine2016

Apoptosis-inducing effects of jujube (Zǎo) seed extracts on human Jurkat leukemia T cells.

Natthanan Taechakulwanijya, Natthida Weerapreeyakul, Sahapat Barusrux, Sirithorn Siriamornpun

Open access · goldAbstract read
In one paragraph

Article in Chinese medicine, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
2.2field-weighted citation impact, top 13% 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

9 citing papers in PubMed, 20 citations in OpenAlex.

  1. Trial
  2. Review
  3. Review
  4. Review
  5. Article
  6. Mechanism of Jujube (Contrast media & molecular imaging · 2022
    Article
  7. Molecules (Basel, Switzerland) · 2021
    Article
  8. Article
  9. Antiproliferative and Pro-apoptotic Activities ofIranian journal of pharmaceutical research : IJPR
    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

4 authors at 2 institutions in 1 country.

Natthanan TaechakulwanijyaGraduate School, Faculty of Pharmaceutical Sciences, Khon Kaen University, Khon Kaen, 40002 Thailand.
Natthida WeerapreeyakulFaculty of Pharmaceutical Sciences, Khon Kaen University, Khon Kaen, 40002 Thailand.
Sahapat BarusruxFaculty of Associate Medical Sciences, Khon Kaen University, Khon Kaen, 40002 Thailand.
Sirithorn SiriamornpunDepartment of Food Technology and Nutrition, Mahasarakham University, Mahasarakham, 44000 Thailand.
Khon Kaen University · THMahasarakham University · TH

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundJujube (Zǎo) seeds exhibited anticancer effects and used in Chinese medicine for many years. This study aims to investigate the apoptosis-inducing effects of seed extracts from eight different cultivated species ('Apple', 'Bombay', 'Jumbo', 'Kaew', 'Nomsod', 'Rianthong', 'Samros', and 'Taiwan') on human Jurkat leukemia T cells.

methodsWe evaluated the effects of seed extracts from eight jujube cultivated species on human Jurkat leukemia T cells. The crude seed extracts were prepared sequentially by using water, 95 % ethanol, dichloromethane, ethyl acetate, chloroform or hexane. The antiproliferative effects of the jujube seed extracts relative to that of melphalan were evaluated by neutral red assays. Apoptotic cell death induced by the ethanolic extracts at 1 × IC50 and 2 × IC50 concentrations was demonstrated by DAPI staining, gel electrophoresis, flow cytometry with Annexin V/propidium iodide staining, and caspase-3, -8, and -9 enzyme activities.

resultsEthanolic extracts of 'Taiwan', 'Jumbo', 'Nomsod', 'Rianthong', 'Samros', and 'Bombay', significantly inhibited the proliferation of Jurkat cells compared with untreated cells (all P < 0.001), while the extracts of 'Kaew' and 'Apple' were inactive. The six active extracts preferentially induced apoptotic cell death in a concentration-dependent manner with DNA fragmentation (2 × IC50). Increased caspase-3 activity was detected after treatment with the six extracts. The 'Taiwan', 'Nomsod', 'Jumbo', and 'Rianthong' extracts (2 × IC50) induced both the extrinsic and intrinsic apoptosis pathways by increasing caspase-8 and caspase-9 activity, respectively. Alkaloids (Dragendorff's method) and reducing sugars (Fehling's test) were mainly identified in the apoptosis-inducing extracts.

conclusionsThe tested of six active extracts ('Taiwan', 'Jumbo', 'Nomsod', 'Rianthong', 'Samros' and 'Bombay') contained alkaloids or reducing sugars, and induced caspase-dependent apoptosis in human Jurkat leukemia T cells.

Indexed as

ApoptosisCancerJujubeJurkat leukemia T cells

Identifiers

PMID27042202
PMCPMC4818408
OpenAlexW2314303741

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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.