Evidence map›Paper›PMID 21455323›Full record

ReviewWorld journal of gastroenterology2011

Endocrine impact of Helicobacter pylori: focus on ghrelin and ghrelin o-acyltransferase.

Penny L Jeffery, Michael A McGuckin, Sara K Linden

Open access · hybridAbstract readEditorialReview
In one paragraph

Review in World journal of gastroenterology, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed
5.0field-weighted citation impact, top 5% 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

26 citing papers in PubMed, 55 citations in OpenAlex.

  1. Article
  2. Article
  3. Article
  4. Commentary: Association betweenFrontiers in endocrinology · 2023
    Article
  5. Article
  6. Article
  7. Article
  8. Journal of inflammation research · 2022
    Article
  9. Review
  10. Article
  11. Contribution of Ghrelin to the Pathogenesis of Growth Hormone Deficiency.International journal of molecular sciences · 2021
    Review
  12. Review
  13. The Interaction ofAdvanced biomedical research · 2019
    Review
  14. The World Allergy Organization journal · 2019
    Article
  15. Article
  16. Review
  17. Article
  18. Article
  19. Obesity and related risk factors in gastric cardia adenocarcinoma.Gastric cancer : official journal of the International Gastric Cancer Association and the Japanese Gastric Cancer Association · 2015
    Review
  20. Review
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

3 authors at 1 institution in 1 country.

Penny L Jeffery
Michael A McGuckin
Sara K Linden
University of Gothenburg · SE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Ghrelin is predominantly produced by the gastric enteroendocrine cell compartment and is octanoylated by the recently discovered ghrelin o-acyltransferase (GOAT) before secretion into the bloodstream. This octanoylation is essential for many of the biological properties of ghrelin including appetite stimulation and anti-inflammatory properties as only the acylated form of ghrelin binds to the ghrelin receptor, the growth hormone secretagogue receptor (GHS-R). Given the gastric location of ghrelin production, it is perhaps not surprising that insult to the gastric mucosa affects circulating ghrelin levels in humans. Helicobacter pylori (H. pylori) infects more than fifty percent of the world's population and once established within the gastric mucosa, can persist for life. Infection is associated with chronic gastritis, gastric atrophy and ulceration, reduced appetite and a lower body mass index (BMI). The large majority of studies investigating levels of circulating ghrelin and ghrelin expression in the stomach in patients with H. pylori infection indicate that the bacterium has a negative impact on ghrelin production and/or secretion. Eradication of infection restores ghrelin, improves appetite and increases BMI in some studies, however, a causative relationship between H. pylori-associated serum ghrelin decline and food intake and obesity has not been established. Most studies measure total ghrelin in the circulation although the measurement of the ratio of acyl/total ghrelin gives a clearer indication that the ghrelin acylation process is altered during infection and atrophy. GOAT is essential for the production of biologically-active, acyl ghrelin and the impact of H. pylori on GOAT expression and activity will be highly informative in the future.

Indexed as

AcyltransferasesAnimalsBody Mass IndexEndocrine SystemFemaleGastric MucosaGhrelinHelicobacter InfectionsHelicobacter pyloriHumansInflammationMaleModels, BiologicalObesityRatsReceptors, GhrelinAcyltransferasesGhrelinMBOAT4 protein, humanReceptors, GhrelinAppetiteGhrelinGhrelin o-acyltransferaseHelicobacter pyloriInfectionInflammationObesity

Identifiers

PMID21455323
PMCPMC3068259
OpenAlexW1967227239

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.