What does this research mean for the field?

RAR-γ is the most important retinoid receptor for regulating retinoic acid turnover rate and retinoic acid-induced growth inhibition in head and neck squamous cell carcinoma cell lines. Novelty: ClaimNovelty.NOVEL_FINDING. Consensus alignment: ConsensusAlignment.NEUTRAL.

What question did this study set out to answer?

The research aims to explore the correlation between RAR-gamma expression and retinoic acid sensitivity and metabolism in HNSCC cells.

March 1, 2026Journal of Marine FisheriesOpen Access

Expression of retinoic acid receptor gamma correlates with retinoic acid sensitivity and metabolism in head and neck squamous cell carcinoma cell lines

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Authors

IKIngeborg Klaassen RBRuud H. Brakenhoff RSRaisa SidhuNovartis (Switzerland)

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Implication

Investigates how expression of retinoic acid receptor gamma affects growth inhibition in HNSCC cell lines, suggesting its importance.

Key Points

The research aims to explore the correlation between RAR-gamma expression and retinoic acid sensitivity and metabolism in HNSCC cells.
Analyzed mRNA expression of RARs and RXR-β using RNase protection.
Examined RA-induced growth inhibition in four HNSCC cell lines.
Generated an RA-resistant subline of UM-SCC-35 by prolonged RA exposure for 8 months.
Measured RA turnover by monitoring decreasing RA levels after exposure to RA.
RAR-gamma mRNA expression correlated strongly with RA-induced growth inhibition (p = 0.016, R = 0.92).
RAR-gamma expression also correlated with RA turnover (p = 0.041, R = 0.86).
RAR-beta levels were lower in three out of five cell lines compared to normal mucosa, with no correlation to growth inhibition or turnover.
Changes in RAR-alpha and RXR-beta expression were minimal across cell lines.

Cite This Study

Klaassen et al. (2001) studied this question.

synapsesocial.com/papers/69a3d800ec16d51705d2e8bb https://doi.org/10.1002/1097-0215(20010601)92:5

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Expression of retinoic acid receptor gamma correlates with retinoic acid sensitivity and metabolism in head and neck squamous cell carcinoma cell lines

Discussion

Member takes

Implication

Key Points

Cite This Study

Expression of retinoic acid receptor gamma correlates with retinoic acid sensitivity and metabolism in head and neck squamous cell carcinoma cell lines

Discussion

Member takes

Implication

Key Points

Cite This Study

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