Research Topics
Genomes and Genes
Species | Haruhiko AkiyamaSummaryAffiliation: Kyoto University Country: Japan Publications
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Detail Information
Publications
The transcription factor Sox9 is degraded by the ubiquitin-proteasome system and stabilized by a mutation in a ubiquitin-target siteHaruhiko Akiyama
Department of Molecular Genetics, The University of Texas M D Anderson Cancer Center, Houston, TX 77030, USA
Matrix Biol 23:499-505. 2005..Our in vitro studies indicate that the ubiquitin-proteasome proteolytic system degrades Sox9 and regulates its transcriptional activity...
Interactions between Sox9 and beta-catenin control chondrocyte differentiationHaruhiko Akiyama
Department of Molecular Genetics, The University of Texas M D Anderson Cancer Center, Houston, TX 77030, USA
Genes Dev 18:1072-87. 2004..Our results strongly suggest that chondrogenesis is controlled by interactions between Sox9 and the Wnt/beta-catenin signaling pathway...
[Sox family regulate chondrogenesis]Haruhiko Akiyama
Department of Orthopaedics, Kyoto University
Clin Calcium 16:368- 72. 2006..Indeed, mouse genetics approaches clearly indicate that these Sox family transcription factors are essential for chondrogenesis...
Misexpression of Sox9 in mouse limb bud mesenchyme induces polydactyly and rescues hypodactyly miceHaruhiko Akiyama
Department of Orthopaedics, Kyoto University, Kyoto 606 8507, Japan
Matrix Biol 26:224-33. 2007..These results provide evidence that Sox9 induces ectopic chondrogenesis in mesenchymal cells and strongly suggest that its expression may be regulated by Hox genes during limb bud development...
Control of chondrogenesis by the transcription factor Sox9Haruhiko Akiyama
Department of Orthopaedics, Graduate School of Medicine, Kyoto University, 54 Kawahara cho, Shogoin, Sakyo ku, Kyoto, Japan
Mod Rheumatol 18:213-9. 2008..This review discusses the molecular properties and mechanisms of Sry-related high-mobility-group box (Sox) transcription factor, Sox9, in chondrogenesis...
In-vitro characteristics of cemented titanium femoral stems with a smooth surface finishHaruhiko Akiyama
Department of Orthopaedics, Kyoto University, 54 Kawahara cho, Sakyo, Kyoto, Kyoto 606 8507, Japan
J Orthop Sci 18:29-37. 2013..However, we have reported excellent clinical and radiological outcomes for cemented titanium stems made using the composite-beam concept. This study examines the characteristics of cemented titanium femoral stems with a smooth surface...
A novel technique for impaction bone grafting in acetabular reconstruction of revision total hip arthroplasty using an ex vivo compaction deviceHaruhiko Akiyama
Department of Orthopaedics, Kyoto University, 54 Shogoin Kawahara cho, Sakyo, Kyoto, 606 8507, Japan
J Orthop Sci 16:26-37. 2011....
Cemented total hip arthroplasty with subtrochanteric femoral shortening transverse osteotomy for severely dislocated hips: outcome with a 3- to 10-year follow-up periodHaruhiko Akiyama
Department of Orthopedic Surgery, Kyoto University, 54 Kawahara cho, Shogoin, Sakyo, Kyoto 606 8507, Japan
J Orthop Sci 16:270-7. 2011..The purpose of this study was to evaluate the outcomes of a cemented THA with a simultaneous subtrochanteric femoral shortening transverse osteotomy in patients with Crowe type III or IV developmental dysplasia of the hip...
Unraveling the transcriptional regulatory machinery in chondrogenesisHaruhiko Akiyama
Department of Orthopaedics, Kyoto University, 54 Kawahara cho, Shogoin, Sakyo, Kyoto 606 8507, Japan
J Bone Miner Metab 29:390-5. 2011....
Osteo-chondroprogenitor cells are derived from Sox9 expressing precursorsHaruhiko Akiyama
Department of Molecular Genetics, University of Texas M D Anderson Cancer Center, Houston, TX 77030, USA
Proc Natl Acad Sci U S A 102:14665-70. 2005..Thus, our results strongly suggest that all osteo-chondroprogenitor cells, as well as progenitors in a variety of tissues, are derived from Sox9-expressing precursors during mouse embryogenesis...
Revision total hip arthroplasty using a Kerboull-type acetabular reinforcement device with bone allograft: minimum 4.5-year follow-up results and mechanical analysisH Akiyama
Kobe City Medical Center General Hospital, Department of Orthopaedics, 4 6, Minatojimanakamachi, Chuo Ku, Kobe City, Hyogo 650 0046, Japan
J Bone Joint Surg Br 93:1194-200. 2011..This clinical study indicates that revision total hip replacement using the Kerboull-type acetabular reinforcement device with bone allografts yielded satisfactory mid-term results...
Clinical outcomes of cemented double-tapered titanium femoral stems: a minimum 5-year follow-upHaruhiko Akiyama
Department of Orthopaedics, Kyoto University, 54 Kawahara cho, Shogoin, Sakyo, Kyoto, 606 8507, Japan
J Orthop Sci 16:689-97. 2011..In 2004, we produced a straight-collared double-tapered stem made from a titanium alloy with a smooth surface for cemented total hip arthroplasty. In this study, we retrospectively examined the mid-term outcomes of this stem...
Cthrc1 is a positive regulator of osteoblastic bone formationHiroaki Kimura
Department of Orthopaedics, Kyoto University, Kyoto, Japan
PLoS ONE 3:e3174. 2008..Bone mass is maintained by continuous remodeling through repeated cycles of bone resorption by osteoclasts and bone formation by osteoblasts. This remodeling process is regulated by many systemic and local factors...
Osteoblast-targeted expression of Sfrp4 in mice results in low bone massRika Nakanishi
Department of Orthopaedic Surgery, Graduate School of Medicine, Kyoto University, Kyoto, Japan
J Bone Miner Res 23:271-7. 2008..Transgenic mice overexpressing Sfrp4 in osteoblasts were established. These mice exhibited low bone mass caused by a decrease in bone formation...
Essential role of Sox9 in the pathway that controls formation of cardiac valves and septaHaruhiko Akiyama
Department of Molecular Genetics, University of Texas M D Anderson Cancer Center, Houston, TX 77030, USA
Proc Natl Acad Sci U S A 101:6502-7. 2004..We propose that loss of Sox9 inhibits epithelial-mesenchymal transformation after delamination and initial migration, but before definitive mesenchymal transformation...
Long-term results of cemented total hip arthroplasty for dysplasia, with structural autograft fixed with poly-L-lactic acid screwsKoji Goto
Department of Orthopaedic Surgery, Faculty of Medicine, Kyoto University, Shogoin, Sakyo ku, Kyoto, Japan
J Arthroplasty 24:1146-51. 2009..2%, and 56.1% at 15 years, respectively. The results of this study indicated that poly-L-lactic acid screws are safe and useful for the fixation of acetabular bone graft concomitant to cemented THA with a careful rehabilitation program...
Conditional deletion of Tgfbr2 in hypertrophic chondrocytes delays terminal chondrocyte differentiationTatsuya Sueyoshi
Department of Orthopaedic Surgery, Graduate School of Medicine, Kyoto University, Shogoin, Sakyo ku, Kyoto, Japan
Matrix Biol 31:352-9. 2012....
Sox9-expressing precursors are the cellular origin of the cruciate ligament of the knee joint and the limb tendonsTsunemitsu Soeda
Department of Orthopedics, Kyoto University, Kyoto, Japan
Genesis 48:635-44. 2010..This mouse line is a valuable tool for the temporal genetic tracing of the progeny of, and inducible gene modification in Sox9-expressing cells...
Sox9 is required for determination of the chondrogenic cell lineage in the cranial neural crestYuko Mori-Akiyama
Department of Molecular Genetics, University of Texas M D Anderson Cancer Center, 1515 Holcombe Boulevard, Houston, TX 77030, USA
Proc Natl Acad Sci U S A 100:9360-5. 2003..We hypothesize that these cells change their cell fate and acquire the ability to differentiate into osteoblasts. We conclude that Sox9 is required for the determination of the chondrogenic lineage in CNC cells...
Long-term results of cemented total hip arthroplasty in developmental dysplasia with acetabular bulk bone grafts after improving operative techniquesHaruhiko Akiyama
Department of Orthopedic Surgery, Kyoto University, Sakyo, Kyoto, Japan
J Arthroplasty 25:716-20. 2010..Our results indicate excellent long-term clinical and radiographic survivorship of a cemented acetabular component with bulk autograft for acetabular dysplasia...
Generation of transgenic mice for conditional overexpression of Sox9Youngwoo Kim
Department of Orthopaedics, Kyoto University, 54 Kawahara cho, Shogoin, Sakyo, Kyoto, Japan
J Bone Miner Metab 29:123-9. 2011..This Sox9 conditional transgenic mouse line will be a valuable tool to uncover tissue-specific and developmental stage-specific functions of Sox9...
Good short-term outcome of primary total hip arthroplasty with cementless bioactive glass ceramic bottom-coated implants: 109 hips followed for 3–9 yearsKazutaka So
Department of Orthopaedics, Kyoto University, Kyoto, Japan
Acta Orthop 83:599-603. 2012..We examined the clinical and radiographic outcome of the cementless titanium hip implant with a bottom coating of apatite-wollastonite containing bioactive glass ceramic...
Long-term survivorship analysis of hip arthroplasty with vitallium mold cupHai le Pan
Department of Orthopaedics, Graduate School of Medicine, Kyoto University, 54 Kawahara cho, Shogoin, Sakyo, Kyoto 606 8507, Japan
J Orthop Sci 15:459-62. 2010..Cup arthroplasty was used in the initial attempts to preserve the bone stock of the femoral head and neck for hip reconstruction. However, little conclusive data are available regarding its long-term survivorship...
Tenascin-W inhibits proliferation and differentiation of preosteoblasts during endochondral bone formationHiroaki Kimura
Department of Orthopaedics, Kyoto University, Kyoto 606 8507, Japan
Biochem Biophys Res Commun 356:935-41. 2007..Our results indicate that TN-W is a novel marker of preosteoblasts in early stage of osteogenesis, and that TN-W inhibits cell proliferation and differentiation of preosteoblasts mediated by canonical Wnt signaling...
A new cementless total hip arthroplasty with bioactive titanium porous-coating by alkaline and heat treatment: average 4.8-year resultsKeiichi Kawanabe
Department of Orthopaedic Surgery, Kyoto University, Shogoin, Sakyo ku, Kyoto 606 8507, Japan
J Biomed Mater Res B Appl Biomater 90:476-81. 2009..Although this was a relatively short-term study, treatment that creates a bioactive surface on titanium and titanium alloy implants has considerable promise for clinical application...
Load dispersion effects of acetabular reinforcement devices used in revision total hip arthroplasty: a simulation study using finite element analysisKeiichi Kawanabe
Department of Orthopaedic Surgery, Kobe City Medical Center General Hospital, Chuo Ku, Kobe, Japan
J Arthroplasty 26:1061-6. 2011..For all 4 reinforcement devices, the stress was reduced to less than one-half of that in the control. All the devices were useful for preventing the collapse of bulk bone grafts applied to load-bearing defects...
Clinical results of the wear performance of cross-linked polyethylene in total hip arthroplasty: prospective randomized trialKentaro Ise
Department of Orthopedic Surgery, Kyoto University, Sakyo ku, Kyoto, Japan
J Arthroplasty 24:1216-20. 2009..Furthermore, long-term investigations will be necessary for understanding CLPE wear in vivo...
Computed tomography-based navigation to determine the femoral neck osteotomy and location of the acetabular socket of an arthrodesed hipHaruhiko Akiyama
Department of Orthopedics, Graduate School of Medicine, Kyoto University, Sakyo, Kyoto, Japan
J Arthroplasty 24:1292.e1-4. 2009..In this report, we introduce a technical solution, using a computed tomography-based navigation system to determine the site and direction of the femoral neck osteotomy and the positioning of the acetabular socket...
Preoperative prediction of ambulatory status at 6 months after total hip arthroplastyManabu Nankaku
Rehabilitation Unit, Kyoto University Hospital, 54 Kawahara cho, Shogoin, Sakyo ku, Kyoto 606 8507, Japan
Phys Ther 93:88-93. 2013..Preoperative instruction about the functional outcomes and optimum goal of rehabilitation is helpful for patients undergoing THA...
Pelvic instability and trunk and hip muscle recruitment patterns in patients with total hip arthroplastyHiroshige Tateuchi
Human Health Sciences, Graduate School of Medicine, Kyoto University, Kyoto, Japan
J Electromyogr Kinesiol 23:151-8. 2013..47, p < 0.05) in patients with THA. These results suggest that patients with THA have dysfunction of the stabilizer muscles of the lumbopelvic region along with increased pelvic motion...
The transcription factor Sox9 has essential roles in successive steps of the chondrocyte differentiation pathway and is required for expression of Sox5 and Sox6Haruhiko Akiyama
Department of Molecular Genetics, The University of Texas M.D. Anderson Cancer Center, Houston, Texas 77030, USA
Genes Dev 16:2813-28. 2002..We conclude that Sox9 is required during sequential steps of the chondrocyte differentiation pathway...
SOX9 protein induces a chondrogenic phenotype of mesangial cells and contributes to advanced diabetic nephropathySeiji Kishi
Department of Nephrology, Graduate School of Medicine, Health Bioscience Institute, University of Tokushima, Tokushima 770 8503, Japan
J Biol Chem 286:32162-9. 2011..The results suggested that the transdifferentiation of MCs into chondrocyte-like cells in chronic hypoxic stress may result in irreversible structural change in DN...
Sertoli cell behaviors in developing testis cords and postnatal seminiferous tubules of the mouseLiesl Nel-Themaat
Department of Genetics, University of Texas M D Anderson Cancer Center, Houston, Texas, 77005, USA
Biol Reprod 84:342-50. 2011..This revealed the physical relationship between Sertoli and germ cells in developing testis cords and provided a novel perspective on Sertoli cell development...
Computer-assisted fluoroscopic navigation system for removal of distal femoral bone cement in revision total hip arthroplastyHaruhiko Akiyama
Department of Orthopaedics, Kyoto University, Kyoto, Japan
J Arthroplasty 22:445-8. 2007..Thus, a computer-assisted fluoroscopic navigation system is a useful tool for the improvement of the surgical technique in revision total hip arthroplasty...
[Transcriptional regulation in chondrogenesis by Sox9]Haruhiko Akiyama
Deaprtment of Orthopaedics, Kyoto University, Kyoto, Japan
Clin Calcium 21:845-51. 2011..Recent studies showed that p300÷CBP, Trap230 (med12) , Wwp2, and Med25 are components of transcriptional machinery of Sox9 in chondrogenesis...
Transforming growth factor-beta1 mediates the effects of low-intensity pulsed ultrasound in chondrocytesShogo Mukai
Department of Orthopaedic Surgery, Kyoto University, Kyoto, Japan
Ultrasound Med Biol 31:1713-21. 2005..These results indicate that LIPUS promotes the proliferation and retains the differentiation state of chondrocytes in the aggregate culture and that TGF-beta1 plays an important role in mediating the LIPUS effects in chondrocytes...
SRY-related HMG box 9 regulates the expression of Col4a2 through transactivating its enhancer element in mesangial cellsEriko Sumi
Department of Geriatric Medicine, Kyoto University Graduate School of Medicine, 54 Kawahara cho, Shogoin, Sakyo ku, Kyoto 606 8507, Japan
Am J Pathol 170:1854-64. 2007..These results indicate that SOX9 is essential for Col4a2 expression in mesangial cells and might be involved in the accumulation of alpha2(IV) collagen in experimental nephritis...
Treatment of experimental osteonecrosis of the hip in adult rabbits with a single local injection of recombinant human FGF-2 microspheresYutaka Kuroda
Department of Orthopaedic Surgery, Graduate School of Medicine, Kyoto University, Shogoin, Kawahara cho 54, Sakyo ku, Kyoto, Japan
J Bone Miner Metab 28:608-16. 2010..rhFGF-2 may be a promising strategy for the treatment of ONFH...
Retinoblastoma protein plays multiple essential roles in the terminal differentiation of Sertoli cellsRoopa L Nalam
Department of Pathology, Baylor College of Medicine, One Baylor Plaza, Houston, Texas 77030, USA
Mol Endocrinol 23:1900-13. 2009..Our results demonstrate that RB is essential for proper terminal differentiation of Sertoli cells...
Continuous cell supply from a Sox9-expressing progenitor zone in adult liver, exocrine pancreas and intestineKenichiro Furuyama
Department of Surgery, Kyoto University Graduate School of Medicine, Kyoto, Japan
Nat Genet 43:34-41. 2011..These results suggest interdependence between the structure and homeostasis of endodermal organs, with Sox9 expression being linked to progenitor status...
Illuminating testis morphogenesis in the mouseLiesl Nel-Themaat
Department of Genetics, University of Texas M D Anderson Cancer Center, 1515 Holcombe Blvd, Houston, TX 77030, USA
J Androl 31:5-10. 2010..Transgenic mice that express fluorescent protein reporters offer new opportunities for time-lapse imaging to visualize live cells and their behaviors during testis differentiation and morphogenesis...
Morphometric analysis of testis cord formation in Sox9-EGFP miceLiesl Nel-Themaat
Department of Genetics, University of Texas, M D Anderson Cancer Center, Houston, Texas 77030, USA
Dev Dyn 238:1100-10. 2009..These results suggest that cord formation is a highly dynamic process that subsequently becomes refined to establish the final number of seminiferous tubule precursors...
Low-intensity pulsed ultrasound inhibits messenger RNA expression of matrix metalloproteinase-13 induced by interleukin-1β in chondrocytes in an intensity-dependent mannerAkira Ito
Motor Function Analysis, Human Health Sciences, Graduate School of Medicine, Kyoto University, Kyoto, Japan
Ultrasound Med Biol 38:1726-33. 2012..Our results indicate that LIPUS may potentially protect articular cartilage by inhibiting MMP mRNA expression in an intensity-dependent manner and should thus be considered a useful candidate for daily treatment of OA...
Bone-bonding properties of Ti metal subjected to acid and heat treatmentsToshiyuki Kawai
Department of Orthopaedic Surgery, Graduate School of Medicine, Kyoto University, 54 Kawahara cho, Shougoin, Kyoto, Japan
J Mater Sci Mater Med 23:2981-92. 2012..The present study has demonstrated that acid and subsequent heat treatments are effective for conferring stable fixation properties on Ti metal implants...
Conditional inactivation of Blimp1 in adult mice promotes increased bone massYoshiteru Miyauchi
Department of Orthopedic Surgery, Keio University School of Medicine, Tokyo 160 8582, Japan
J Biol Chem 287:28508-17. 2012..These data suggest that Blimp1 is a potential target to promote increased bone mass and prevent osteoclastogenesis...
Muscle mass and composition of the hip, thigh and abdominal muscles in women with and without hip osteoarthritisYoshihiro Fukumoto
Human Health Sciences, Graduate School of Medicine, Kyoto University, Kyoto, Japan
Ultrasound Med Biol 38:1540-5. 2012..Thus, actual contractile tissue of gluteus medius and rectus abdominis substantially decreased, although muscle mass was similar, whereas both quantitative and qualitative changes occurred in quadriceps femoris in patients with hip OA...
Secreted frizzled-related protein 4 is a negative regulator of peak BMD in SAMP6 miceRika Nakanishi
Department of Orthopaedic Surgery, Graduate School of Medicine, Kyoto University, Kyoto, Japan
J Bone Miner Res 21:1713-21. 2006..We segregated a QTL for peak BMD on Chr 13 by generating congenic sublines of the senescence-accelerated mouse SAMP6. Sfrp 4 within this locus was responsible for lower BMD of SAMP6...
Prediction of ambulation ability following total hip arthroplastyManabu Nankaku
Rehabilitation Unit, Kyoto University Hospital, 54 Kawahara cho, Shogoin, Sakyo ku, Kyoto, 606 8507, Japan
J Orthop Sci 16:359-63. 2011..The aim of this study was to examine whether it is possible to predict ambulation ability for patients with THA at 6 months postoperatively...
A pilot project for the Japan arthroplasty registerHaruhiko Akiyama
Department of Orthopedic Surgery, Kyoto University, Kyoto, Kyoto, Japan
J Orthop Sci 17:358-69. 2012..More than ten registers have been launched globally, but no national register has been reported in Asia...
Effects of aging on the morphologies of Heschl's gyrus and the superior temporal gyrus in schizophrenia: a postmortem studyYouta Torii
Department of Psychiatry, Graduate School of Medicine, Nagoya University, 65 Tsurumai, Showa Ku, Nagoya, Aichi 466 8550, Japan
Schizophr Res 134:137-42. 2012..These findings indicate that the impact of aging has a greater effect on the WM in the STG in schizophrenic subjects than in normal individuals, although the pathological basis is still unclear...
Targeted mutation of p53 and Rb in mesenchymal cells of the limb bud produces sarcomas in micePatrick P Lin
Department of Orthopaedic Oncology, The University of Texas M D Anderson Cancer Center, Houston, TX 77230 1402, USA
Carcinogenesis 30:1789-95. 2009..Deletion of Rb does not initiate sarcoma formation in mice, but it accelerates formation of both soft tissue sarcomas and OS...
