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Items: 1 to 20 of 25


Effects of direct exposure to cold weather under grazing in winter on the physiological, immunological, and behavioral conditions of Japanese Black beef cattle in central Japan.

Nakajima N, Doi K, Tamiya S, Yayota M.

Anim Sci J. 2019 Aug;90(8):1033-1041. doi: 10.1111/asj.13248. Epub 2019 Jun 24.


Enhancement of calcification by osteoblasts cultured on hydroxyapatite surfaces with adsorbed inorganic polyphosphate.

Kato K, Morita K, Hirata I, Doi K, Kubo T, Kato K, Tsuga K.

In Vitro Cell Dev Biol Anim. 2018 Jun;54(6):449-457. doi: 10.1007/s11626-018-0257-3. Epub 2018 May 15.


Novel Development of Phosphate Treated Porous Hydroxyapatite.

Doi K, Abe Y, Kobatake R, Okazaki Y, Oki Y, Naito Y, Prananingrum W, Tsuga K.

Materials (Basel). 2017 Dec 8;10(12). pii: E1405. doi: 10.3390/ma10121405.


Enhanced Osseointegration of a Modified Titanium Implant with Bound Phospho-Threonine: A Preliminary In Vivo Study.

Okazaki Y, Doi K, Oki Y, Kobatake R, Abe Y, Tsuga K.

J Funct Biomater. 2017 May 25;8(2). pii: E16. doi: 10.3390/jfb8020016.


A stability evaluation of a novel titanium dental implant/interconnected porous hydroxyapatite complex under functional loading conditions.

Doi K, Kubo T, Kajihara S, Makihara Y, Oue H, Oki Y, Perrotti V, Piattelli A, Akagawa Y, Tsuga K.

Dent Mater J. 2017 Sep 26;36(5):647-653. doi: 10.4012/dmj.2016-346. Epub 2017 May 30.


Osseointegration aspects of placed implant in bone reconstruction with newly developed block-type interconnected porous calcium hydroxyapatite.

Doi K, Kubo T, Makihara Y, Oue H, Morita K, Oki Y, Kajihara S, Tsuga K.

J Appl Oral Sci. 2016 Jul-Aug;24(4):325-31. doi: 10.1590/1678-775720150597.


Intermittent administration of parathyroid hormone enhances primary stability of dental implants in a bone-reduced rabbit model.

Oki Y, Doi K, Makihara Y, Kubo T, Oue H, Tsuga K.

J Oral Sci. 2016;58(2):241-6. doi: 10.2334/josnusd.15-0717.


The Effect of Superstructures Connected to Implants with Different Surface Properties on the Surrounding Bone.

Koretake K, Oue H, Okada S, Takeda Y, Doi K, Akagawa Y, Tsuga K.

J Funct Biomater. 2015 Jul 24;6(3):623-33. doi: 10.3390/jfb6030623.


Influence of implant surface topography on primary stability in a standardized osteoporosis rabbit model study.

Oue H, Doi K, Oki Y, Makihara Y, Kubo T, Perrotti V, Piattelli A, Akagawa Y, Tsuga K.

J Funct Biomater. 2015 Mar 18;6(1):143-52. doi: 10.3390/jfb6010143.


Radiographic comparison of periimplant bone resorption and assessment of survival rates of 2 implant systems: a 10-year prospective multicenter study.

Perrotti V, Ravera L, Ricci L, Doi K, Piattelli A, Shibli J, Iezzi G.

Implant Dent. 2015 Feb;24(1):77-82. doi: 10.1097/ID.0000000000000195.


Tooth loss might not alter molecular pathogenesis in an aged transgenic Alzheimer's disease model mouse.

Oue H, Miyamoto Y, Koretake K, Okada S, Doi K, Jung CG, Michikawa M, Akagawa Y.

Gerodontology. 2016 Sep;33(3):308-14. doi: 10.1111/ger.12153. Epub 2014 Sep 22.


Inorganic polyphosphate adsorbed onto hydroxyapatite for guided bone regeneration: an animal study.

Doi K, Kubo T, Takeshita R, Kajihara S, Kato S, Kawazoe Y, Shiba T, Akagawa Y.

Dent Mater J. 2014;33(2):179-86. Epub 2014 Mar 6.


Polyphosphate-mediated inhibition of tartrate-resistant acid phosphatase and suppression of bone resorption of osteoclasts.

Harada K, Itoh H, Kawazoe Y, Miyazaki S, Doi K, Kubo T, Akagawa Y, Shiba T.

PLoS One. 2013 Nov 4;8(11):e78612. doi: 10.1371/journal.pone.0078612. eCollection 2013.


Inorganic polyphosphate suppresses lipopolysaccharide-induced inducible nitric oxide synthase (iNOS) expression in macrophages.

Harada K, Shiba T, Doi K, Morita K, Kubo T, Makihara Y, Piattelli A, Akagawa Y.

PLoS One. 2013 Sep 9;8(9):e74650. doi: 10.1371/journal.pone.0074650. eCollection 2013.


Correlation between the bone density recorded by a computerized implant motor and by a histomorphometric analysis: a preliminary in vitro study on bovine ribs.

Iezzi G, Scarano A, Di Stefano DA, Arosio P, Doi K, Ricci L, Piattelli A, Perrotti V.

Clin Implant Dent Relat Res. 2015 Jan;17 Suppl 1:e35-44. doi: 10.1111/cid.12121. Epub 2013 Jul 24.


The influence of fixation in formalin on the measurement of stability of implants using resonance frequency analysis and Periotest M®: a study in a dog.

Doi K, Kajihara S, Morita K, Makihara Y, Okada S, Akagawa Y.

Br J Oral Maxillofac Surg. 2014 Jan;52(1):29-33. doi: 10.1016/j.bjoms.2013.02.007. Epub 2013 Mar 9.


Development of implant/interconnected porous hydroxyapatite complex as new concept graft material.

Doi K, Oue H, Morita K, Kajihara S, Kubo T, Koretake K, Perrotti V, Iezzi G, Piattelli A, Akagawa Y.

PLoS One. 2012;7(11):e49051. doi: 10.1371/journal.pone.0049051. Epub 2012 Nov 9.


Influence of formalin fixation on the implant stability quotient and mechanical characteristics of bone.

Morita K, Doi K, Oue H, Kajihara S, Hayashi K, Akagawa Y.

Br J Oral Maxillofac Surg. 2013 Sep;51(6):550-4. doi: 10.1016/j.bjoms.2012.08.009. Epub 2012 Oct 1.


Comparative evaluation of bone regeneration using spherical and irregularly shaped granules of interconnected porous hydroxylapatite. A beagle dog study.

Kubo T, Doi K, Hayashi K, Morita K, Matsuura A, Teixeira ER, Akagawa Y.

J Prosthodont Res. 2011 Apr;55(2):104-9. doi: 10.1016/j.jpor.2010.10.001.


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