2. Tabatabai LS, Sellmeyer DE. Nutritional supplements and skeletal health. Curr Osteoporos Rep 2021;19:23-33.
3. Lerner UH. Bone remodeling in post-menopausal osteoporosis. J Dent Res 2006;85:584-95.
4. Bellavia D, Dimarco E, Costa V, Carina V, De Luca A, Raimondi L, Fini M, Gentile C, Caradonna F, Giavaresi G. Flavonoids in bone erosive diseases: perspectives in osteoporosis treatment. Trends Endocrinol Metab 2021;32:76-94.
5. Hattori S, Park S, Park JH, Omi N. The effect of dehydroepiandrosterone administration on intestinal calcium absorption in ovariectomized female rats. Phys Act Nutr 2020;24:24-7.
6. Chen LR, Ko NY, Chen KH. Medical treatment for osteoporosis: from molecular to clinical opinions. Int J Mol Sci 2019;20:1-21.
10. Matsui T, Yukiyoshi A, Doi S, Sugimoto H, Yamada H, Matsumoto K. Gastrointestinal enzyme production of bioactive peptides from royal jelly protein and their antihypertensive ability in SHR. J Nutr Biochem 2002;13:80-6.
11. Kaku M, Rocabado JMR, Kitami M, Ida T, Uoshima K. Royal jelly affects collagen crosslinking in bone of ovariectomized rats. J Funct Foods 2014;7:398-406.
12. Hattori S, Park JH, Agata U, Akimoto T, Oda M, Higano M, Aikawa Y, Nabekura Y, Yamato H, Ezawa I, Omi N. Influence of food restriction combined with voluntary running on bone morphology and strength in male rats. Calcif Tissue Int 2013;93:540-48.
13. Hattori S, Agata U, Park J-H, Iimura Y, Tokuda S, Ezawa I, Omi N. The relationship between salivary calcium concentration and differences in bone mineral density level in female rats. J Nutr Sci Vitaminol 2014;60:152-8.
14. Narita Y, Nomura J, Ohta S, Inoh Y, Suzuki KM, Araki Y, Okada S, Matsumoto I, Isohama Y, Abe K, Miyata T, Mishima S. Royal jelly stimulates bone formation: physiologic and nutrigenomic studies with mice and cell lines. Biosci Biotechnol Biochem 2006;70:2508-14.
15. Wronski TJ, Dann LM, Horner SL. Time course of vertebral osteopenia in ovariectomized rats. Bone 1989;10:295-301.
16. Wronski TJ, Walsh CC, Ignaszewski LA. Histologic evidence for osteopenia and increased bone turnover in ovariectomized rats. Bone 1986;7:119-23.
18. Gertz BJ, Shao P, Hanson DA, Quan H, Harris ST, Genant HK, Chesnut CH 3rd, Eyre DR. Monitoring bone resorption in early postmenopausal women by an immunoassay for cross-linked collagen peptides in urine. J Bone Miner Res 1994;9:135-42.
19. Ott SM. Cortical or trabecular bone: what’s the difference? Am J Nephrol 2018;47:373-5.