Cited by 273Bone Metabolism and DiseasesBone health and osteoporosis researchEstrogen and related hormone effects

Simultaneous block of interleukin-1 and tumor necrosis factor is required to completely prevent bone loss in the early postovariectomy period

Kimble, R B, Matayoshi, A B, Vannice, J L, Kung, V T, Williams, C, Pacifici, R·1995·Endocrinology

Abstract

Considerable evidence supports the hypothesis that estrogen prevents bone loss by blocking the production of cytokines in bone or bone marrow. However, controversy remains on the role of candidate factors, such as interleukin-1 (IL-1), IL-6, and tumor necrosis factor (TNF). As IL-1 and TNF have many additive and/or synergistic effects in bone, we tested the hypothesis that the simultaneous block of IL-1 and TNF is required to prevent the initial phase of rapid bone loss that follows ovariectomy (ovx). To this aim, rats were ovariectomized and treated for 2 weeks with either IL-1 receptor antagonist (IL-1ra), an inhibitor of IL-1, or TNF-binding protein (TNFbp), an inhibitor of TNF. Ovx increased bone marrow cell secretion of IL-1 and TNF and decreased the bone density of the distal femur, as measured by dual energy x-ray absorptiometry. Ovx-induced bone loss was decreased by both IL-1ra and TNFbp and completely prevented by simultaneous treatment with IL-1ra and TNFbp. Combined treatment with IL-1ra and TNFbp decreased urinary pyridinoline cross-links, a marker of bone resorption that reflects osteoclast number and osteoclast activity, whereas treatment with either inhibitor alone was less effective. Both IL-1ra and TNFbp decreased the number of osteoclasts on the endocortical surfaces and stimulated bone formation, but the two inhibitors had no additive effects on these indexes, suggesting that inhibition of osteoclastogenesis and stimulation of bone formation do not account…

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Crossref · 10.1210/endo.136.7.7789332

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  • In rodents, blocking IL-1 or TNF-α prevents ovariectomy bone loss, and mice lacking IL-1 receptor or TNF-α do not lose bone after ovariectomy.

    “Bone loss after ovariectomy in rodent models can be prevented by inhibiting IL-1 or TNF-α and does not occur in mice deficient in the IL-1 receptor or TNF-α”

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Authors
Kimble, R. B., Matayoshi, A. B., Vannice, J. L., Kung, V. T., Williams, C., & Pacifici, R.
Affiliations
Washington University in St. Louis (US)
Venue
Endocrinology
Published
1995-07
Volume
136
Issue
7
Pages
3054-3061
ISSN
  • 0013-7227 (ISSN-L)
  • 1945-7170
OpenAlex
W2165087809
Cited by
273
References
1
Citations by year
2025: 1 · 2024: 4 · 2023: 2 · 2022: 3 · 2021: 7 · 2020: 9 · 2019: 4 · 2018: 7 · 2017: 7 · 2016: 5 · 2015: 13 · 2014: 7 · 2013: 9 · 2012: 9
FWCI
5.07
Type
journal article
Language
en
Open access
closed
Locations
  • Endocrinology (publishedVersion)
  • PubMed (publishedVersion)
Funders
National Institute of Arthritis and Musculoskeletal and Skin Diseases (R01AR041412, AR41412)
Topics
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Molecular Biology › Bone Metabolism and Diseases
  • Health Sciences › Medicine › Orthopedics and Sports Medicine › Bone health and osteoporosis research
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Genetics › Estrogen and related hormone effects
Keywords
interleukin-1, TNF-α, ovariectomy, estrogen deficiency, bone loss, interleukin-1 receptor antagonist, TNF-binding protein, bone resorption, osteoclasts, bone formation, pyridinoline, postmenopausal osteoporosis
MeSH terms
Animals, Bone Marrow, Bone Marrow Cells, Bone Resorption, Carrier Proteins, Cells, Cultured, Female, Humans, Interleukin-1, Ovariectomy, Sialoglycoproteins, Tumor Necrosis Factor-alpha, Absorptiometry, Photon, Bone Density, Osteoporosis, Postmenopausal, Rats, Sprague-Dawley, Receptors, Tumor Necrosis Factor, Receptors, Tumor Necrosis Factor, Type I, Rats, Tumor Necrosis Factor Decoy Receptors, Interleukin 1 Receptor Antagonist Protein

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