Evidence map›Paper›PMID 29975347›Full record

ArticlePancreas2018

Systemic Depletion of Nerve Growth Factor Inhibits Disease Progression in a Genetically Engineered Model of Pancreatic Ductal Adenocarcinoma.

Jami L Saloman, Aatur D Singhi, Douglas J Hartman, Daniel P Normolle, Kathryn M Albers, Brian M Davis

Open access · greenAbstract read
In one paragraph

Article in Pancreas, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 41 papers.

0numbers the graph read from it
0cells of the map it votes in
41citing papers in PubMed
3.3field-weighted citation impact, top 7% 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

41 citing papers in PubMed, 51 citations in OpenAlex.

  1. Review
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  5. Integrins as key regulators in tumor perineural invasion: mechanisms and clinical implications.Clinical & translational oncology : official publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico · 2026
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  18. Barriers and opportunities for gemcitabine in pancreatic cancer therapy.American journal of physiology. Cell physiology · 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

6 authors at 2 institutions in 1 country.

Jami L SalomanFrom the Department of Neurobiology, University of Pittsburgh School of Medicine.
Aatur D Singhi
Douglas J HartmanDepartment of Pathology, University of Pittsburgh School of Medicine, and.
Daniel P Normolle
Kathryn M AlbersFrom the Department of Neurobiology, University of Pittsburgh School of Medicine.
Brian M Davis
University of Pittsburgh · USUPMC Hillman Cancer Center · US

Funding

Training in the Neurobiology of Neurological DiseaseT32NS086749 · NINDS · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI Omar El Gharbawie, REBECCA P SEAL · 2014 to 2026
$4.8M
Role of Growth Factors in Persistent PainR01NS031826 · NINDS · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI DAVIS, BRIAN M · 1993 to 2011
$3.5M
Role of Neurogenic Inflammation in Pancreatic CancerR01CA177857 · NCI · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI DAVIS, BRIAN M · 2013 to 2017
$2.1M
NCI NIH HHS R01 CA177857NINDS NIH HHS R01 NS031826NINDS NIH HHS T32 NS086749
6 · The paper itself

Abstract

objectivesIn patients with pancreatic ductal adenocarcinoma (PDAC), increased expression of proinflammatory neurotrophic growth factors (eg, nerve growth factor [NGF]) correlates with a poorer prognosis, perineural invasion, and, with regard to NGF, pain severity. We hypothesized that NGF sequestration would reduce inflammation and disease in the KPC mouse model of PDAC.

methodsFollowing biweekly injections of NGF antibody or control immunoglobulin G, beginning at 4 or 8 weeks of age, inflammation and disease stage were assessed using histological, protein expression, and quantitative polymerase chain reaction analyses.

resultsIn the 8-week anti-NGF group, indicators of neurogenic inflammation in the dorsal root ganglia (substance P and calcitonin gene-related peptide) and spinal cord (glial fibrillary acidic protein) were significantly reduced. In the 4-week anti-NGF group, TRPA1 mRNA in dorsal root ganglia and spinal phosphorylated ERK protein were elevated, but glial fibrillary acidic protein expression was unaffected. In the 8-week anti-NGF group, there was a 40% reduction in the proportion of mice with microscopic perineural invasion, and no macrometastases were observed.

conclusionsAnti-NGF treatment beginning at 4 weeks may increase inflammation and negatively impact disease. Treatment starting at 8 weeks (after disease onset), however, reduces neural inflammation, neural invasion, and metastasis. These data indicate that NGF impacts PDAC progression and metastasis in a temporally dependent manner.

Indexed as

Disease Models, AnimalAnimalsAntibodiesCarcinoma, Pancreatic DuctalDisease ProgressionExtracellular Signal-Regulated MAP KinasesGanglia, SpinalGene ExpressionHumansMice, TransgenicNerve Growth FactorPancreatic NeoplasmsPhosphorylationReceptor, trkATRPA1 Cation ChannelAntibodiesExtracellular Signal-Regulated MAP KinasesNerve Growth FactorReceptor, trkATRPA1 Cation ChannelTrpa1 protein, mouse

Identifiers

PMID29975347
PMCPMC6044729
OpenAlexW2809886148

What OpenQuestion holds

Textmetadata
LicenceTDM
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.