How to Use hydroxyapatite in a Sentence

hydroxyapatite

noun

• The basis for the construct was an artificial bone structure made of hydroxyapatite, which is a natural mineral found in bones and teeth.
  — Mrigakshi Dixit, Interesting Engineering, 19 Nov. 2025
• This fluoride-free toothpaste contains nano-hydroxyapatite, a mineral form of the same ingredient that makes up 97% of tooth enamel and 70% of dentin.
  — Bestreviews, Mercury News, 26 Mar. 2026
• The dentine and cementum, in turn, are made up of microscopic collagen fibrils mineralized with nanoparticles of hydroxyapatite.
  — Jennifer Ouellette, ArsTechnica, 18 Aug. 2026
• Products that contain nano-hydroxyapatite, a material similar to natural tooth enamel.
  — Andrea Kane, CNN Money, 5 Feb. 2026
• The results showed that the collagen fibrils and hydroxyapatite nanoparticles orient themselves along the tusk’s longitudinal axis, so there is a consistently high degree of anisotropy at all scales.
  — Jennifer Ouellette, ArsTechnica, 18 Aug. 2026
• Tooth enamel is the hardest part of the entire mammal skeleton; 97 percent of it is hydroxyapatite, the hard mineral component of bone (most bone tissue is only about 40 to 70 percent hydroxyapatite).
  — ArsTechnica, 2 June 2026