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Updated: Feb 6, 2026

Gene Expression Analyses in Human Follicles
Published on: February 17, 2023
Repercussion of nonsteroidal anti-inflammatory drugs on the gene expression of human osteoblasts
Lucia Melguizo-Rodríguez1,2, Víctor J Costela-Ruiz1, Francisco J Manzano-Moreno2,3
1Biomedical Group (BIO277), Department of Nursing, Faculty of Health Sciences, University of Granada, Granada, Spain.
Background:
Nonsteroidal anti-inflammatory drugs (NSAIDs) are frequently used in clinical practice, which can have adverse effects on the osteoblast. The objective of this study was to determine the effect of NSAIDs on the osteoblast by analyzing the gene expression of different markers related to osteoblast maturation and function when treated in vitro with different NSAIDs.
Methods:
Three human osteoblast lines from bone samples of three healthy volunteers were treated with 10 µM acetaminophen, indomethacin, ketoprofen, diclofenac, ibuprofen, ketorolac, naproxen, and piroxicam. The gene expression of different markers (run related transcription factor 2 [RUNX-2], type 1 collagen [COL-I], osterix [OSX], osteocalcin [OSC], bone morphogenetic protein 2 [BMP-2] and 7 [BMP-7], transforming growth factor β1 [TGF-], and TGF receptors [TGF]) were analyzed by real-time PCR at 24 h of treatment.
Results:
Expression of RUNX-2, COL-I, OSX, was reduced by treatment with all studied NSAIDs, OSC expression was reduced by all NSAIDs except for ketoprofen, naproxen, or piroxicam. Expression of BMP-7 was reduced by all NSAIDs; BMP-2 was reduced by all except for naproxen. In general, NSAID treatment increased the expression of TGF-, but not of its receptors (TGF andTFG), which was either unchanged or reduced by the treatment.
Conclusion:
These data confirm that NSAIDs can affect osteoblast physiology, suggesting their possible impact on bone.
Insights
Nonsteroidal anti-inflammatory drugs (NSAIDs) negatively impact osteoblast gene expression, affecting bone health. This study analyzed how various NSAIDs influence key markers of osteoblast maturation and function.
Area of Science:
- Biochemistry
- Molecular Biology
- Bone Biology
Background:
- Nonsteroidal anti-inflammatory drugs (NSAIDs) are widely used and can adversely affect osteoblasts.
- Understanding NSAID impact on bone cells is crucial for clinical practice.
Purpose of the Study:
- To investigate the effects of various NSAIDs on osteoblast gene expression.
- To analyze the impact of NSAIDs on markers of osteoblast maturation and function.
Main Methods:
- Human osteoblast cell lines were treated with 10 µM concentrations of eight different NSAIDs.
- Real-time PCR was used to analyze gene expression of key osteoblast markers, including RUNX-2, COL-I, OSX, OSC, BMP-2, BMP-7, and TGF-β signaling pathway components.
Main Results:
- All tested NSAIDs reduced the expression of RUNX-2, COL-I, and OSX.
- Most NSAIDs decreased OSC and BMP-7 expression, while BMP-2 was affected by all except naproxen.
- NSAID treatment generally increased TGF-β1 expression but did not significantly alter its receptors.
Conclusions:
- NSAIDs demonstrably affect osteoblast physiology.
- These findings suggest a potential negative impact of NSAIDs on bone health and remodeling.
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