Evidence map›Paper›PMID 18511496›Full record

ArticleMolecular endocrinology (Baltimore, Md.)2008

Selective regulation of H1 histamine receptor signaling by G protein-coupled receptor kinase 2 in uterine smooth muscle cells.

Jonathon M Willets, Anthony H Taylor, Hayley Shaw, Justin C Konje, R A John Challiss

Abstract read
In one paragraph

Article in Molecular endocrinology (Baltimore, Md.), 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
–field-weighted citation impact
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

21 citing papers in PubMed.

  1. Article
  2. Review
  3. Article
  4. Article
  5. Review
  6. Review
  7. BRET-Based Biosensors to Measure Agonist Efficacies in Histamine HInternational journal of molecular sciences · 2022
    Article
  8. Review
  9. Article
  10. Article
  11. Immune Regulation in Pregnancy: A Matter of Perspective?Obstetrics and gynecology clinics of North America · 2016
    Review
  12. Article
  13. Mast Cell: A Multi-Functional Master Cell.Frontiers in immunology · 2015
    Review
  14. Article
  15. Article
  16. Article
  17. Article
  18. Evaluation of In Vitro Uterotonic Activities of Fruit Extracts of Ficus asperifolia in Rats.Evidence-based complementary and alternative medicine : eCAM · 2011
    Article
  19. Article
  20. 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

5 authors.

Jonathon M WilletsReproductive Sciences Section, Department of Cancer Studies and Molecular Medicine, University of Leicester, Clinical Sciences Building, Leicester Royal Infirmary, Leicester LE2 7LX, United Kingdom. jmw23@le.ac.uk
Anthony H Taylor
Hayley Shaw
Justin C Konje
R A John Challiss

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Histamine stimulates uterine contraction; however, little is known regarding the mechanism or regulation of uterine histamine receptor signaling. Here we investigated the regulation of Galpha(q/11)-coupled histamine receptor signaling in human myometrial smooth muscle cells using the inositol 1,4,5-trisphosphate biosensor pleckstrin homology domain of phospholipase-delta1 tagged to enhanced green fluorescent protein and the Ca(2+)-sensitive dye Fluo-4. Histamine addition caused concentration-dependent increases in inositol 1,4,5-trisphosphate and [Ca(2+)](i) in the ULTR human uterine smooth muscle cell line and primary human myometrial cells. These effects were completely inhibited by the H(1) histamine receptor antagonist, diphenhydramine, and were unaffected by the H(2) histamine receptor antagonist, cimetidine. ULTR and primary myometrial cells were transfected with either dominant-negative G protein-coupled receptor kinases (GRKs) or small interfering RNAs targeting specific GRKs to assess the roles of this protein kinase family in H(1) histamine receptor desensitization. Dominant-negative GRK2, but not GRK5 or GRK6, prevented H(1) histamine receptor desensitization. Similarly, transfection with short interfering RNAs (that each caused >70% depletion of the targeted GRK) for GRK2, but not GRK3 or GRK6, also prevented H(1) histamine receptor desensitization. Our data suggest that histamine stimulates phospholipase C-signaling in myometrial smooth muscle cells through H(1) histamine receptors and that GRK2 recruitment is a key mechanism in the regulation of H(1) histamine receptor signaling in human uterine smooth muscle. These data provide insights into the in situ regulation of this receptor subtype and may inform pathophysiological functioning in preterm labor and other conditions involving uterine smooth muscle dysregulation.

Indexed as

Signal TransductionCalcium SignalingCell LineFemaleGenes, DominantG-Protein-Coupled Receptor Kinase 2G-Protein-Coupled Receptor Kinase 3G-Protein-Coupled Receptor KinasesHistamineHistamine H1 AntagonistsHistamine H2 AntagonistsHumansInositol 1,4,5-TrisphosphateMutant ProteinsMyocytes, Smooth MuscleMyometriumG-Protein-Coupled Receptor Kinase 2G-Protein-Coupled Receptor Kinase 3G-protein-coupled receptor kinase 6G-Protein-Coupled Receptor KinasesHistamineHistamine H1 AntagonistsHistamine H2 AntagonistsInositol 1,4,5-TrisphosphateMutant ProteinsReceptors, Histamine H1Receptors, Histamine H2RNA, Small InterferingType C Phospholipases

Identifiers

PMID18511496
PMCPMC5419445

What OpenQuestion holds

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Read underepoch 390

Registered trials

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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.