ArticleEndocrinology2013
Deletion of growth hormone receptors in postnatal skeletal muscle of male mice does not alter muscle mass and response to pathological injury.
Article in Endocrinology, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.
What it found
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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.
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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.
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Who cites it
15 citing papers in PubMed, 28 citations in OpenAlex.
- Growth hormone receptor gene disruption.Vitamins and hormones · 2023Article
- The effects and underlying mechanism of extracorporeal shockwave therapy on fracture healing.Frontiers in endocrinology · 2023Review
- Skeletal Muscle Regeneration in Cardiotoxin-Induced Muscle Injury Models.International journal of molecular sciences · 2022Review
- Myostatin/Activin Receptor Ligands in Muscle and the Development Status of Attenuating Drugs.Endocrine reviews · 2022Review
- Mice with gene alterations in the GH and IGF family.Pituitary · 2022Review
- Actions and interactions of IGF-I and MMPs during muscle regeneration.Seminars in cell & developmental biology · 2021Review
- Article
- Myostatin regulates pituitary development and hepatic IGF1.American journal of physiology. Endocrinology and metabolism · 2019Article
- Insulin/IGF1 signalling mediates the effects of βJournal of cachexia, sarcopenia and muscle · 2019Article
- Growth Hormone Receptor Mutations Related to Individual Dwarfism.International journal of molecular sciences · 2018Review
- Hexarelin, a Growth Hormone Secretagogue, Improves Lipid Metabolic Aberrations in Nonobese Insulin-Resistant Male MKR Mice.Endocrinology · 2017Article
- DMP-1-mediated Ghr gene recombination compromises skeletal development and impairs skeletal response to intermittent PTH.FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 2016Article
- Article
- Evolution of hepatic steatosis to fibrosis and adenoma formation in liver-specific growth hormone receptor knockout mice.Frontiers in endocrinology · 2014Article
- New insights of growth hormone (GH) actions from tissue-specific GH receptor knockouts in mice.Archives of endocrinology and metabolismReview
Corrections and comments
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Authors and funding
7 authors at 2 institutions in 1 country.
Funding
Abstract
In this study, we investigated whether loss of GH receptor (GHR) signaling in postnatal skeletal muscle alters muscle mass and regenerative ability in adult mice and whether this was dependent on IGF-1 receptor (IGF-1R) signaling. To do so, we used mouse models with skeletal muscle-specific loss of GHR signaling (mGHRKO), IGF-1R and insulin receptor signaling (MKR), or both GHR and IGF-1R/insulin receptor signaling (mGHRKO/MKR). We did not find a reduction in muscle cross-sectional area, fiber type composition, or response to pathological muscle injury in male mGHRKO and mGHRKO/MKR mice when compared with control and MKR mice, respectively. This could potentially be explained by unchanged skeletal muscle Igf-1 expression in mGHRKO and mGHRKO/MKR mice relative to control and MKR mice, respectively. Furthermore, MKR and mGHRKO/MKR mice, but not mGHRKO mice, demonstrated reduced fiber fusion after cardiotoxin injection, suggesting that IGF-1, and not GH, promotes fiber fusion in adult mice. In summary, our data suggest that GHR signaling in postnatal skeletal muscle does not play a significant role in regulating muscle mass or muscle regeneration. Additionally, in our model, muscle Igf-1 expression is not dependent on GHR signaling in postnatal skeletal muscle.
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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.