Lutein Helps Prevent Bone Loss in Mice
Author Information
Author(s): Tanaka Yuki, Tominari Tsukasa, Takatoya Masaru, Arai Daichi, Sugasaki Moe, Ichimaru Ryota, Miyaura Chisato, Matsumoto Chiho, Ma Sihui, Suzuki Katsuhiko, Hirata Michiko, Grundler Florian M. W., Inada Masaki
Primary Institution: Tokyo University of Agriculture and Technology
Hypothesis
Does lutein have protective effects against disuse-induced osteoporosis in mice?
Conclusion
Lutein is effective in maintaining bone mass by controlling both bone resorption and formation, which can help prevent disuse-induced osteoporosis.
Supporting Evidence
- Lutein significantly inhibited osteoclast differentiation in vitro.
- Lutein promoted osteoblastic calcified bone nodule formation.
- Lutein improved bone microarchitecture parameters in hindlimb-unloaded mice.
- Lutein binds to IKKβ, inhibiting the NF-κB pathway.
- Feeding lutein to mice prevented disuse-induced bone loss.
Takeaway
Lutein, a nutrient found in fruits and vegetables, helps keep bones strong and healthy, especially when they are not used much, like when someone is on bed rest.
Methodology
The study involved feeding hindlimb-unloaded mice a diet containing lutein and measuring bone mass using μCT.
Limitations
The study was conducted only in mice, and further research is needed to confirm the effects in humans.
Participant Demographics
Neonatal, 6-week-old male ddY mice and 6-week-old male C57BL/6J mice were used.
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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