Evidence map›Paper›PMID 25970774›Full record

ArticleOncotarget2015

Gemcitabine triggers angiogenesis-promoting molecular signals in pancreatic cancer cells: Therapeutic implications.

Mohammad Aslam Khan, Sanjeev K Srivastava, Arun Bhardwaj, Seema Singh, Sumit Arora, Haseeb Zubair, James E Carter, Ajay P Singh

Registry-linked trialOpen access · diamondAbstract read
In one paragraph

Article in Oncotarget, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT06114004 (Phase I/II Randomized Clinical Trial of Selinexor Plus Gemcitabine in Selected Advanced Soft-tissue Sarcomas), which is not on this map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
1.7field-weighted citation impact, top 14% 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.

NCT06114004 phase2recruitingnot on this mapstarted 2023, after this paper: background citation

Phase I/II Randomized Clinical Trial of Selinexor Plus Gemcitabine in Selected Advanced Soft-tissue Sarcomas

TypeinterventionalSponsorAsociación Europea y Latinoamericana SELNET para la Investigación en SarcomasRan2023 to 2026Enrolled88ConditionsSarcoma,Soft TissueArmsSelinexor 20 MG, Gemcitabine
3 · Its place in the literature

Who cites it

16 citing papers in PubMed, 24 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 2 institutions in 1 country.

Mohammad Aslam KhanDepartment of Oncologic Sciences, Mitchell Cancer Institute, University of South Alabama, Mobile, Alabama, USA.
Sanjeev K SrivastavaDepartment of Oncologic Sciences, Mitchell Cancer Institute, University of South Alabama, Mobile, Alabama, USA.
Arun BhardwajDepartment of Oncologic Sciences, Mitchell Cancer Institute, University of South Alabama, Mobile, Alabama, USA.
Seema SinghDepartment of Oncologic Sciences, Mitchell Cancer Institute, University of South Alabama, Mobile, Alabama, USA.
Sumit AroraDepartment of Oncologic Sciences, Mitchell Cancer Institute, University of South Alabama, Mobile, Alabama, USA.
Haseeb ZubairDepartment of Oncologic Sciences, Mitchell Cancer Institute, University of South Alabama, Mobile, Alabama, USA.
James E CarterDepartment of Pathology, College of Medicine, University of South Alabama, Mobile, Alabama, USA.
Ajay P SinghDepartment of Oncologic Sciences, Mitchell Cancer Institute, University of South Alabama, Mobile, Alabama, USA.
University of South Alabama · USUSA Mitchell Cancer Institute · US

Funding

Targeting tumor-stromal interaction for pancreatic cancer therapyR01CA175772 · NCI · UNIVERSITY OF SOUTH ALABAMA · PI SINGH, AJAY PRATAP · 2014 to 2018
$1.9M
Molecular determinant of racial disparity in prostate cancerU01CA185490 · NCI · UNIVERSITY OF SOUTH ALABAMA · PI SINGH, AJAY PRATAP · 2014 to 2018
$1.7M
Myb, a key driver of pancreatic cancer progression and metastasisR21CA167137 · NCI · UNIVERSITY OF SOUTH ALABAMA · PI SINGH, AJAY PRATAP · 2012 to 2013
$346k
Chemoprotective role of silver nanoparticles in UV radiation-induced skin carcinoR03CA186233 · NCI · UNIVERSITY OF SOUTH ALABAMA · PI SINGH, SEEMA · 2014 to 2015
$151k
ETV4 in pancreatic cancerR03CA169829 · NCI · UNIVERSITY OF SOUTH ALABAMA · PI SINGH, SEEMA · 2012 to 2013
$144k
NCI NIH HHS CA167137NCI NIH HHS CA169829NCI NIH HHS CA175772NCI NIH HHS CA185490NCI NIH HHS CA186233NCI NIH HHS R01 CA175772NCI NIH HHS R03 CA169829NCI NIH HHS R03 CA186233NCI NIH HHS R21 CA167137NCI NIH HHS U01 CA185490
6 · The paper itself

Abstract

Pancreatic tumor microenvironment (TME) is characterized by poor tumor-vasculature and extensive desmoplasia that together contribute to poor response to chemotherapy. It was recently shown that targeting of TME to inhibit desmoplasiatic reaction in a preclinical model resulted in increased microvessel-density and intratumoral drug concentration, leading to improved therapeutic response. This approach, however, failed to generate a favorable response in clinical trial. In that regard, we have previously demonstrated a role of gemcitabine-induced CXCR4 signaling as a counter-defense mechanism, which also promoted invasiveness of pancreatic cancer (PC) cells. Here, we investigated the effect of gemcitabine on endothelial cell phenotype. Gemcitabine-treatment of human-umbilical-vein-endothelial-cells (HUVECs) did not promote the growth of HUVECs; however, it was induced when treated with conditioned media from gemcitabine-treated (Gem-CM) PC cells due to increased cell-cycle progression and apoptotic-resistance. Moreover, treatment of HUVECs with Gem-CM resulted in capillary-like structure (CLS) formation and promoted their ability to migrate and invade through extracellular-matrix. Gemcitabine-treatment of PC cells induced expression of various growth factors/cytokines, including IL-8, which exhibited greatest upregulation. Further, IL-8 depletion in Gem-CM diminished its potency to promote angiogenic phenotypes. Together, these findings suggest an indirect effect of gemcitabine on angiogenesis, which, in light of our previous observations, may hold important clinical significance.

Indexed as

Antimetabolites, AntineoplasticApoptosisCell Line, TumorCell ProliferationDeoxycytidineEndothelial CellsGemcitabineHumansHuman Umbilical Vein Endothelial CellsNeovascularization, PathologicPancreatic NeoplasmsSignal TransductionSurvival AnalysisTumor MicroenvironmentAntimetabolites, AntineoplasticDeoxycytidineGemcitabineangiogenesisgemcitabineIL-8pancreatic cancer

Identifiers

PMID25970774
PMCPMC4770762
OpenAlexW1944814333

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Registered trials

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.