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Kurtuldu F, Mutlu N, Boccaccini AR, Galusek D. Gallium containing bioactive materials: A review of anticancer, antibacterial, and osteogenic properties. Bioact Mater 2022; 17:125-146. [PMID: 35386441 PMCID: PMC8964984 DOI: 10.1016/j.bioactmat.2021.12.034] [Citation(s) in RCA: 31] [Impact Index Per Article: 15.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/08/2021] [Revised: 12/12/2021] [Accepted: 12/27/2021] [Indexed: 12/23/2022] Open
Abstract
The incorporation of gallium into bioactive materials has been reported to enhance osteogenesis, to influence blood clotting, and to induce anti-cancer and anti-bacterial activity. Gallium-doped biomaterials prepared by various techniques include melt-derived and sol-gel-derived bioactive glasses, calcium phosphate bioceramics, metals and coatings. In this review, we summarize the recently reported developments in antibacterial, anticancer, osteogenesis, and hemostasis properties of Ga-doped biomaterials and briefly outline the mechanisms leading to Ga biological effects. The key finding is that gallium addition to biomaterials has great potential for treating bone-related diseases since it can be efficiently transferred to the desired region at a controllable rate. Besides, it can be used as a potential substitute for antibiotics for the inhibition of infections during the initial and advanced phases of the wound healing process. Ga is also used as an anticancer agent due to the increased concentration of gallium around excessive cell proliferation (tumor) sites. Moreover, we highlight the possibility to design different therapeutic approaches aimed at increasing the efficiency of the use of gallium containing bioactive materials for multifunctional applications.
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Affiliation(s)
- Fatih Kurtuldu
- FunGlass, Alexander Dubček University of Trenčín, Študentská 2, 911 50, Trenčín, Slovakia
- Institute of Biomaterials, Department of Material Science and Engineering, University of Erlangen-Nuremberg, 91058, Erlangen, Germany
| | - Nurshen Mutlu
- FunGlass, Alexander Dubček University of Trenčín, Študentská 2, 911 50, Trenčín, Slovakia
- Institute of Biomaterials, Department of Material Science and Engineering, University of Erlangen-Nuremberg, 91058, Erlangen, Germany
| | - Aldo R. Boccaccini
- Institute of Biomaterials, Department of Material Science and Engineering, University of Erlangen-Nuremberg, 91058, Erlangen, Germany
| | - Dušan Galusek
- FunGlass, Alexander Dubček University of Trenčín, Študentská 2, 911 50, Trenčín, Slovakia
- Joint Glass Centre of the IIC SAS, TnUAD and FChFT STU, Študentská 2, 911 50, Trenčín, Slovakia
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Electrodeposition of Calcium Phosphate Coatings on Metallic Substrates for Bone Implant Applications: A Review. COATINGS 2022. [DOI: 10.3390/coatings12040539] [Citation(s) in RCA: 9] [Impact Index Per Article: 4.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 01/27/2023]
Abstract
This review summaries more than three decades of scientific knowledge on electrodeposition of calcium phosphate coatings. This low-temperature process aims to make the surface of metallic bone implants bioactive within a physiological environment. The first part of the review describes the reaction mechanisms that lead to the synthesis of a bioactive coating. Electrodeposition occurs in three consecutive steps that involve electrochemical reactions, pH modification, and precipitation of the calcium phosphate coating. However, the process also produces undesired dihydrogen bubbles during the deposition because of the reduction of water, the solvent of the electrolyte solution. To prevent the production of large amounts of dihydrogen bubbles, the current density value is limited during deposition. To circumvent this issue, the use of pulsed current has been proposed in recent years to replace the traditional direct current. Thanks to breaking times, dihydrogen bubbles can regularly escape from the surface of the implant, and the deposition of the calcium phosphate coating is less disturbed by the accumulation of bubbles. In addition, the pulsed current has a positive impact on the chemical composition, morphology, roughness, and mechanical properties of the electrodeposited calcium phosphate coating. Finally, the review describes one of the most interesting properties of electrodeposition, i.e., the possibility of adding ionic substituents to the calcium phosphate crystal lattice to improve the biological performance of the bone implant. Several cations and anions are reviewed from the scientific literature with a description of their biological impact on the physiological environment.
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Strazic Geljic I, Melis N, Boukhechba F, Schaub S, Mellier C, Janvier P, Laugier J, Bouler J, Verron E, Scimeca J. Gallium enhances reconstructive properties of a calcium phosphate bone biomaterial. J Tissue Eng Regen Med 2017; 12:e854-e866. [DOI: 10.1002/term.2396] [Citation(s) in RCA: 15] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/09/2016] [Revised: 12/20/2016] [Accepted: 01/09/2017] [Indexed: 01/17/2023]
Affiliation(s)
- Ivana Strazic Geljic
- Université Nice Sophia AntipolisCNRS, Inserm, iBV Nice France
- GRAFTYS SA Aix en Provence France
| | - Nicolas Melis
- Université Nice Sophia AntipolisCNRS, Inserm, iBV Nice France
| | - Florian Boukhechba
- Université Nice Sophia AntipolisCNRS, Inserm, iBV Nice France
- GRAFTYS SA Aix en Provence France
| | | | | | | | | | | | - Elise Verron
- LIOADUniversité de Nantes Inserm UMR791 BP84215 Nantes France
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Yu C, Gong J, Yin FL, Huang J, Zhang TL, Wang K. Influences of LaCl 3 on the mineral phase transformation during osteoblast mineralization in vitro. J Environ Sci (China) 2017; 51:88-96. [PMID: 28115154 DOI: 10.1016/j.jes.2016.06.029] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/30/2016] [Revised: 06/15/2016] [Accepted: 06/22/2016] [Indexed: 06/06/2023]
Abstract
Rat calvarial osteoblasts were treated with lanthanum chloride (LaCl3) to explore its effect on the mineral crystalline phase during the process of osteoblast calcification in vitro. The results confirmed that La was readily deposited in the mineral component of the matrix. Employing high-resolution transmission electron microscopy and Fourier transform infrared microspectroscopy techniques, we demonstrated that features comparable to dicalcium phosphate dihydrate (DCPD) and octacalcium phosphate, and hydroxyapatite (HAP) were detected in the mineral phases in vitro. Particularly, LaCl3 treatment retarded conversion from DCPD-like phase into HAP during mineralization. In addition, La was introduced in DCPD powder during wet chemical synthesis. When compared with that of La-free DCPD, the dissolution rate of La-incorporated DCPD was lower, thereby leading to a delayed DCPD-to-HAP phase transformation. Thus, it can be concluded that LaCl3 treatment influences the kinetics of inorganic phase transition by decreasing the dissolution rate of DCPD.
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Affiliation(s)
- Caixia Yu
- Department of Chemical Biology, School of Pharmaceutical Sciences, Peking University Health Science Center, Beijing 100191, China.
| | - Jiao Gong
- Department of Chemical Biology, School of Pharmaceutical Sciences, Peking University Health Science Center, Beijing 100191, China
| | - Fu-Ling Yin
- Department of Chemical Biology, School of Pharmaceutical Sciences, Peking University Health Science Center, Beijing 100191, China
| | - Jian Huang
- Department of Chemical Biology, School of Pharmaceutical Sciences, Peking University Health Science Center, Beijing 100191, China.
| | - Tian-Lan Zhang
- Department of Chemical Biology, School of Pharmaceutical Sciences, Peking University Health Science Center, Beijing 100191, China
| | - Kui Wang
- Department of Chemical Biology, School of Pharmaceutical Sciences, Peking University Health Science Center, Beijing 100191, China
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5
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Chappard C, André G, Daudon M, Bazin D. Analysis of hydroxyapatite crystallites in subchondral bone by Fourier transform infrared spectroscopy and powder neutron diffraction methods. CR CHIM 2016. [DOI: 10.1016/j.crci.2015.03.015] [Citation(s) in RCA: 17] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
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6
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Reguer S, Mocuta C, Thiaudière D, Daudon M, Bazin D. Combination of X-ray synchrotron radiation techniques to gather information for clinicians. CR CHIM 2016. [DOI: 10.1016/j.crci.2015.03.012] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/19/2022]
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Kurtjak M, Vukomanović M, Krajnc A, Kramer L, Turk B, Suvorov D. Designing Ga(iii)-containing hydroxyapatite with antibacterial activity. RSC Adv 2016. [DOI: 10.1039/c6ra23424k] [Citation(s) in RCA: 21] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022] Open
Abstract
Incorporation of Ga3+ ions into hydroxyapatite under different conditions is studied in detail and its influence on ion-release, antibacterial and cytotoxic properties of the resulting Ga(iii)-containing hydroxyapatites is determined.
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Affiliation(s)
- Mario Kurtjak
- Advanced Materials Department
- Jožef Stefan Institute
- 1000 Ljubljana
- Slovenia
- Jozef Stefan International Postgraduate School
| | - Marija Vukomanović
- Advanced Materials Department
- Jožef Stefan Institute
- 1000 Ljubljana
- Slovenia
| | - Andraž Krajnc
- Jozef Stefan International Postgraduate School
- 1000 Ljubljana
- Slovenia
- National Institute of Chemistry
- 1001 Ljubljana
| | - Lovro Kramer
- Jozef Stefan International Postgraduate School
- 1000 Ljubljana
- Slovenia
- Biochemistry and Molecular Biology Department
- Jožef Stefan Institute
| | - Boris Turk
- Biochemistry and Molecular Biology Department
- Jožef Stefan Institute
- 1000 Ljubljana
- Slovenia
| | - Danilo Suvorov
- Advanced Materials Department
- Jožef Stefan Institute
- 1000 Ljubljana
- Slovenia
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Zeimaran E, Pourshahrestani S, Djordjevic I, Pingguan-Murphy B, Kadri NA, Wren AW, Towler MR. Antibacterial properties of poly (octanediol citrate)/gallium-containing bioglass composite scaffolds. JOURNAL OF MATERIALS SCIENCE. MATERIALS IN MEDICINE 2016; 27:18. [PMID: 26676864 DOI: 10.1007/s10856-015-5620-2] [Citation(s) in RCA: 18] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 04/09/2015] [Accepted: 11/05/2015] [Indexed: 05/25/2023]
Abstract
Bioactive glasses may function as antimicrobial delivery systems through the incorporation and subsequent release of therapeutic ions. The aim of this study was to evaluate the antimicrobial properties of a series of composite scaffolds composed of poly(octanediol citrate) with increased loads of a bioactive glass that releases zinc (Zn(2+)) and gallium (Ga(3+)) ions in a controlled manner. The antibacterial activity of these scaffolds was investigated against both Gram-positive (Staphylococcus aureus) and Gram-negative (Escherichia coli) bacteria. The ability of the scaffolds to release ions and the subsequent ingress of these ions into hard tissue was evaluated using a bovine bone model. Scaffolds containing bioactive glass exhibited antibacterial activity and this increased in vitro with higher bioactive glass loads; viable cells decreased to about 20 % for the composite scaffold containing 30 % bioactive glass. The Ga(3+) release rate increased as a function of time and Zn(2+) was shown to incorporate into the surrounding bone.
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Affiliation(s)
- Ehsan Zeimaran
- Department of Biomedical Engineering, Faculty of Engineering, University of Malaya, 50603, Kuala Lumpur, Malaysia
| | - Sara Pourshahrestani
- Department of Biomedical Engineering, Faculty of Engineering, University of Malaya, 50603, Kuala Lumpur, Malaysia
| | - Ivan Djordjevic
- Department of Biomedical Engineering, Faculty of Engineering, University of Malaya, 50603, Kuala Lumpur, Malaysia
| | - Belinda Pingguan-Murphy
- Department of Biomedical Engineering, Faculty of Engineering, University of Malaya, 50603, Kuala Lumpur, Malaysia
| | - Nahrizul Adib Kadri
- Department of Biomedical Engineering, Faculty of Engineering, University of Malaya, 50603, Kuala Lumpur, Malaysia
| | - Anthony W Wren
- Inamori School of Engineering, Alfred University, Alfred, NY, USA
| | - Mark R Towler
- Department of Biomedical Engineering, Faculty of Engineering, University of Malaya, 50603, Kuala Lumpur, Malaysia.
- Department of Mechanical and Industrial Engineering, Faculty of Engineering and Architectural Science, Ryerson University, 350 Victoria Street, Toronto, ON, M5B 2K3, Canada.
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Frankær CG, Raffalt AC, Stahl K. Strontium localization in bone tissue studied by X-ray absorption spectroscopy. Calcif Tissue Int 2014; 94:248-57. [PMID: 24101232 DOI: 10.1007/s00223-013-9806-7] [Citation(s) in RCA: 18] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 08/01/2013] [Accepted: 09/16/2013] [Indexed: 10/26/2022]
Abstract
Strontium has recently been introduced as a pharmacological agent for the treatment and prevention of osteoporosis. We determined the localization of strontium incorporated into bone matrix from dogs treated with Sr malonate by X-ray absorption spectroscopy. A new approach for analyzing the X-ray absorption spectra resulted in a compositional model and allowed the relative distribution of strontium in the different bone components to be estimated. Approximately 35-45% of the strontium present is incorporated into calcium hydroxyapatite (CaHA) by substitution of some of the calcium ions occupying highly ordered sites, and at least 30% is located at less ordered sites where only the first solvation shell is resolved, suggesting that strontium is surrounded by only oxygen atoms similar to Sr(2+) in solution. Strontium was furthermore shown to be absorbed in collagen in which it obtains a higher structural order than when present in serum but less order than when it is incorporated into CaHA. The total amount of strontium in the samples was determined by inductively coupled plasma mass spectrometry, and the amount of Sr was found to increase with increasing dose levels and treatment periods, whereas the relative distribution of strontium among the different components appears to be independent of treatment period and dose level.
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Bazin D, Dessombz A, Nguyen C, Ea HK, Lioté F, Rehr J, Chappard C, Rouzière S, Thiaudière D, Reguer S, Daudon M. The status of strontium in biological apatites: an XANES/EXAFS investigation. JOURNAL OF SYNCHROTRON RADIATION 2014; 21:136-142. [PMID: 24365928 DOI: 10.1107/s1600577513023771] [Citation(s) in RCA: 27] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 07/15/2013] [Accepted: 08/22/2013] [Indexed: 06/03/2023]
Abstract
Osteoporosis represents a major public health problem through its association with fragility fractures. The public health burden of osteoporotic fractures will rise in future generations, due in part to an increase in life expectancy. Strontium-based drugs have been shown to increase bone mass in postmenopausal osteoporosis patients and to reduce fracture risk but the molecular mechanisms of the action of these Sr-based drugs are not totally elucidated. The local environment of Sr(2+) cations in biological apatites present in pathological and physiological calcifications in patients without such Sr-based drugs has been assessed. In this investigation, X-ray absorption spectra have been collected for 17 pathological and physiological calcifications. These experimental data have been combined with a set of numerical simulations using the ab initio FEFF9 X-ray spectroscopy program which takes into account possible distortion and Ca/Sr substitution in the environment of the Sr(2+) cations. For selected samples, Fourier transforms of the EXAFS modulations have been performed. The complete set of experimental data collected on 17 samples indicates that there is no relationship between the nature of the calcification (physiological and pathological) and the adsorption mode of Sr(2+) cations (simple adsorption or insertion). Such structural considerations have medical implications. Pathological and physiological calcifications correspond to two very different preparation procedures but are associated with the same localization of Sr(2+) versus apatite crystals. Based on this study, it seems that for supplementation of Sr at low concentration, Sr(2+) cations will be localized into the apatite network.
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Affiliation(s)
- Dominique Bazin
- CNRS-LCMCP-UPMC, Collège de France, 11 place Marcelin Berthelot, 75231 Paris Cedex 05, France
| | - Arnaud Dessombz
- Laboratoire de Physique des Solides, Université Paris XI, Bâtiment 510, 91405 Orsay, France
| | | | - Hang Korng Ea
- INSERM, UMR-S 606, Lariboisière Hospital, F-75010 Paris, France
| | - Frédéric Lioté
- INSERM, UMR-S 606, Lariboisière Hospital, F-75010 Paris, France
| | - John Rehr
- Department of Physics, University of Washington, Seattle, WA 98195, USA
| | - Christine Chappard
- B2OA, UMR 7052 CNRS, Université Paris Diderot, 10 avenue de Verdun, F-75010 Paris, France
| | - Stephan Rouzière
- Laboratoire de Physique des Solides, Université Paris XI, Bâtiment 510, 91405 Orsay, France
| | - Dominique Thiaudière
- Synchrotron SOLEIL, L'Orme des Merisiers, Saint-Aubin, BP 48, 91192 Gif-sur-Yvette, France
| | - Solen Reguer
- Synchrotron SOLEIL, L'Orme des Merisiers, Saint-Aubin, BP 48, 91192 Gif-sur-Yvette, France
| | - Michel Daudon
- Service d'Explorations Fonctionnelles, AP-HP, Hôpital Tenon, 4 rue de la Chine, F-75020 Paris, France
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11
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Hummer AA, Rompel A. The use of X-ray absorption and synchrotron based micro-X-ray fluorescence spectroscopy to investigate anti-cancer metal compounds in vivo and in vitro. Metallomics 2013; 5:597-614. [PMID: 23558305 DOI: 10.1039/c3mt20261e] [Citation(s) in RCA: 54] [Impact Index Per Article: 4.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
X-ray absorption spectroscopy (XAS) and micro-synchrotron based X-ray fluorescence (micro-SXRF) are element specific spectroscopic techniques and have been proven to be valuable tools for the investigation of changes in the chemical environment of metal centres. XAS allows the determination of the oxidation state, the coordination motif of the probed element, the identity and the number of adjacent atoms and the absorber-ligand distances. It is further applicable to nearly all types of samples independent of their actual physical state (solid, liquid, gaseous) down to μM concentrations. Micro-SXRF can provide information on the distribution and concentration of multiple elements within a sample simultaneously, allowing for the chemical state of several elements within subcellular compartments to be probed. Modern third generation synchrotrons offer the possibility to investigate the majority of the biologically relevant elements. The biological mode of action of metal-based compounds often involves interactions with target and/or transport molecules. The presence of reducing agents may also give rise to changes in the coordination sphere and/or the oxidation state. XAS and micro-SXRF are ideal techniques for investigating these issues. This tutorial review introduces the use of XAS and micro-SXRF techniques into the field of inorganic medicinal chemistry. The results obtained for platinum, ruthenium, gallium, gold and cobalt compounds within the last few years are presented.
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Affiliation(s)
- Alfred A Hummer
- Institut für Biophysikalische Chemie, Universität Wien, Althanstr. 14, 1090 Wien, Austria
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12
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Ren Z, Yang L, Xue F, Meng Q, Wang K, Wu X, Ji C, Jiang T, Liu D, Zhou L, Zhang J, Fu Q. Yeast-incorporated gallium attenuates glucocorticoid-induced bone loss in rats by inhibition of bone resorption. Biol Trace Elem Res 2013; 152:396-402. [PMID: 23532566 DOI: 10.1007/s12011-013-9634-7] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 12/07/2012] [Accepted: 02/18/2013] [Indexed: 10/27/2022]
Abstract
Glucocorticoids (GC) are potent anti-inflammatory agents and widely used for the treatment of many immune-mediated and inflammatory diseases, whereas GC-induced osteoporosis (GIOP) is the most common cause of secondary osteoporosis and significantly increases the patients' morbidity and mortality. GIOP is characterized as diminished osteogenesis and accelerated bone resorption. Yeast-incorporated gallium (YG) as an organic compound not only reduces elements-associated toxicity, but also maintains its therapeutic effect on improving bone loss or promoting fracture healing in ovariectomized female rats. The aim of this study was to examine whether YG could prevent GC-induced bone loss. Five-month-old male Sprague-Dawley rats were randomly divided into three groups (n = 6): two groups were administered dexamethasone (0.1 mg/kg/day) or vehicle (PBS) subcutaneously for 5 weeks; one other group was received dexamethasone subcutaneously and YG (120 μg/kg/day) orally. Trabecular bone microarchitectural parameters, bone mineral density (BMD), bone strength, body weight, and serum biochemical markers of bone resorption and formation were examined. Compared to the GC alone group, treatment with YG not only prevented microarchitectural deterioration of trabecular bone volume relative to tissue volume, trabecular number, and trabecular separation, but also significantly improved BMD, mechanical strength, and body weight in GC-treated rats. Moreover, YG decreased tartrate-resistant acid phosphatase 5b level but failed to change alkaline phosphatase level in GC-treated rats. This is the first study to show that YG prominently attenuates bone loss and microarchitectural deterioration and inhibits the increased bone resorption in GIOP. It implies that YG might be an alternative therapy for prevention of GC-induced bone loss in humans.
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Affiliation(s)
- Zhaozhou Ren
- Department of Orthopedic Surgery, Shengjing Hospital of China Medical University, 36 Sanhao Street, Heping District, Shenyang, 110004, People's Republic of China
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Fazil M, Ali A, Baboota S, Sahni JK, Ali J. Exploring drug delivery systems for treating osteoporosis. Expert Opin Drug Deliv 2013; 10:1123-36. [DOI: 10.1517/17425247.2013.785518] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/05/2022]
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Verron E, Bouler J, Guicheux J. Controlling the biological function of calcium phosphate bone substitutes with drugs. Acta Biomater 2012; 8:3541-51. [PMID: 22729019 DOI: 10.1016/j.actbio.2012.06.022] [Citation(s) in RCA: 52] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/01/2012] [Revised: 06/12/2012] [Accepted: 06/18/2012] [Indexed: 01/05/2023]
Abstract
There is a growing interest in bone tissue engineering for bone repair after traumatic, surgical or pathological injury, such as osteolytic tumor or osteoporosis. In this regard, calcium phosphate (CaP) bone substitutes have been used extensively as bone-targeting drug-delivery systems. This localized approach improves the osteogenic potential of bone substitutes by delivering bone growth factors, thus extending their biofunctionality to any pathological context, including infection, irradiation, tumor and osteoporosis. This review briefly describes the physical and chemical processes implicated in the preparation of drug-delivering CaPs. It also describes the impact of these processes on the intrinsic properties of CaPs, especially in terms of the drug-release profile. In addition, this review focuses on the potential influence of drugs on the resorption rate of CaPs. Interestingly, by modulating the resorption parameters of CaP biomaterials, it should be possible to control the release of bone-stimulating ions, such as inorganic phosphate, in the vicinity of bone cells. Finally, recent in vitro and in vivo evaluations are extensively reported.
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15
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Gallium as a potential candidate for treatment of osteoporosis. Drug Discov Today 2012; 17:1127-32. [DOI: 10.1016/j.drudis.2012.06.007] [Citation(s) in RCA: 29] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/19/2012] [Revised: 05/16/2012] [Accepted: 06/11/2012] [Indexed: 01/13/2023]
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16
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Bazin D, Daudon M, Combes C, Rey C. Characterization and some physicochemical aspects of pathological microcalcifications. Chem Rev 2012; 112:5092-120. [PMID: 22809072 DOI: 10.1021/cr200068d] [Citation(s) in RCA: 132] [Impact Index Per Article: 11.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/24/2022]
Affiliation(s)
- D Bazin
- Laboratoire de Physique des Solides, CNRS, Université Paris-Sud, 91405 Orsay, France.
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17
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Verron E, Loubat A, Carle GF, Vignes-Colombeix C, Strazic I, Guicheux J, Rochet N, Bouler JM, Scimeca JC. Molecular effects of gallium on osteoclastic differentiation of mouse and human monocytes. Biochem Pharmacol 2011; 83:671-9. [PMID: 22202439 DOI: 10.1016/j.bcp.2011.12.015] [Citation(s) in RCA: 27] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/13/2011] [Revised: 12/12/2011] [Accepted: 12/12/2011] [Indexed: 10/14/2022]
Abstract
We had previously reported that gallium (Ga) inhibited both the differentiation and resorbing activity of osteoclasts in a dose-dependent manner. To provide new insights into Ga impact on osteoclastogenesis, we investigated here the molecular mechanisms of Ga action on osteoclastic differentiation of monocytes upon Rankl treatment. We first observed that Ga treatment inhibited the expression of Rankl-induced early differentiation marker genes, while the same treatment performed subsequently did not modify the expression of late differentiation marker genes. Focusing on the early stages of osteoclast differentiation, we observed that Ga considerably disturbed both the initial induction as well as the autoamplification step of Nfatc1 gene. We next demonstrated that Ga strongly up-regulated the expression of Traf6, p62 and Cyld genes, and we observed concomitantly an inhibition of IκB degradation and a blockade of NFκB nuclear translocation, which regulates the initial induction of Nfatc1 gene expression. In addition, Ga inhibited c-Fos gene expression, and subsequently the auto-amplification stage of Nfatc1 gene expression. Lastly, considering calcium signaling, we observed upon Ga treatment an inhibition of calcium-induced Creb phosphorylation, as well as a blockade of gadolinium-induced calcium entry through TRPV-5 calcium channels. We identify for the first time Traf6, p62, Cyld, IκB, NFκB, c-Fos, and the calcium-induced Creb phosphorylation as molecular targets of Ga, this tremendously impacting the expression of the master transcription factor Nfatc1. In addition, our results strongly suggest that the TRPV-5 calcium channel, which is located within the plasma membrane, is a target of Ga action on human osteoclast progenitor cells.
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Affiliation(s)
- E Verron
- GéPITOs, Université de Nice, CNRS, UMR 6235, UFR Médecine, 28 Avenue de Valombrose, 06107 Nice, Cedex 2, France.
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18
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Bazin D, Daudon M, Chappard C, Rehr JJ, Thiaudière D, Reguer S. The status of strontium in biological apatites: an XANES investigation. JOURNAL OF SYNCHROTRON RADIATION 2011; 18:912-918. [PMID: 21997917 DOI: 10.1107/s0909049511032651] [Citation(s) in RCA: 25] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 04/29/2011] [Accepted: 08/11/2011] [Indexed: 05/31/2023]
Abstract
Osteoporosis represents a major public health problem and increases patient morbidity through its association with fragility fractures. Among the different treatments proposed, strontium-based drugs have been shown to increase bone mass in postmenopausal osteoporosis patients and to reduce fracture risk. While the localization of Sr(2+) cations in the bone matrix has been extensively studied, little is known regarding the status of Sr(2+) cations in natural biological apatite. In this investigation the local environment of Sr(2+) cations has been investigated through XANES (X-ray absorption near-edge structure) spectroscopy in a set of pathological and physiological apatites. To assess the localization of Sr(2+) cations in these biological apatites, numerical simulations using the ab initio FEFF9 X-ray spectroscopy program have been performed. The complete set of data show that the XANES part of the absorption spectra may be used as a fingerprint to determine the localization of Sr(2+) cations versus the mineral part of calcifications. More precisely, it appears that a relationship exists between some features present in the XANES part and a Sr(2+)/Ca(2+) substitution process in site (I) of crystal apatite. Regarding the data, further experiments are needed to confirm a possible link between the relationship between the preparation mode of the calcification (cellular activity for physiological calcification and precipitation for the pathological one) and the adsorption mode of Sr(2+) cations (simple adsorption or insertion). Is it possible to draw a line between life and chemistry through the localization of Sr in apatite? The question is open for discussion. A better structural description of these physiological and pathological calcifications will help to develop specific therapies targeting the demineralization process in the case of osteoporosis.
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Affiliation(s)
- D Bazin
- Laboratoire de Physique des Solides, Bâtiment 510, Université Paris XI, 91405 Orsay, France.
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Mellier C, Fayon F, Schnitzler V, Deniard P, Allix M, Quillard S, Massiot D, Bouler JM, Bujoli B, Janvier P. Characterization and Properties of Novel Gallium-Doped Calcium Phosphate Ceramics. Inorg Chem 2011; 50:8252-60. [DOI: 10.1021/ic2007777] [Citation(s) in RCA: 53] [Impact Index Per Article: 4.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/22/2023]
Affiliation(s)
- Charlotte Mellier
- Graftys SA, Eiffel Park, Bâtiment D, 415 Rue Claude Nicolas Ledoux, Pôle d’activités d’Aix en Provence, 13854 Aix en Provence CEDEX 3, France
- Université de Nantes, INSERM, UMR 791, LIOAD, Faculté de Chirurgie Dentaire, BP 84215, 44042 Nantes Cedex 1, France
- Université de Nantes, CNRS, UMR 6230, CEISAM, 2 Rue de la Houssinière, BP 92208, 44322 NANTES Cedex 3, France
| | - Franck Fayon
- CNRS, UPR 3079, CEMHTI, 1D Avenue de la Recherche Scientifique, 45071 Orléans Cedex 02, France
- Université d'Orléans, Faculté des Sciences, Avenue du Parc Floral, BP 6749, 45067 Orléans Cedex 2, France
| | - Verena Schnitzler
- Graftys SA, Eiffel Park, Bâtiment D, 415 Rue Claude Nicolas Ledoux, Pôle d’activités d’Aix en Provence, 13854 Aix en Provence CEDEX 3, France
| | - Philippe Deniard
- Institut des Matériaux Jean Rouxel, Université de Nantes, UMR CNRS 6502, 2 Rue de la Houssinière, BP 32229, 44322 Nantes Cedex 3, France
| | - Mathieu Allix
- CNRS, UPR 3079, CEMHTI, 1D Avenue de la Recherche Scientifique, 45071 Orléans Cedex 02, France
- Université d'Orléans, Faculté des Sciences, Avenue du Parc Floral, BP 6749, 45067 Orléans Cedex 2, France
| | - Sophie Quillard
- Université de Nantes, INSERM, UMR 791, LIOAD, Faculté de Chirurgie Dentaire, BP 84215, 44042 Nantes Cedex 1, France
| | - Dominique Massiot
- CNRS, UPR 3079, CEMHTI, 1D Avenue de la Recherche Scientifique, 45071 Orléans Cedex 02, France
- Université d'Orléans, Faculté des Sciences, Avenue du Parc Floral, BP 6749, 45067 Orléans Cedex 2, France
| | - Jean-Michel Bouler
- Université de Nantes, INSERM, UMR 791, LIOAD, Faculté de Chirurgie Dentaire, BP 84215, 44042 Nantes Cedex 1, France
| | - Bruno Bujoli
- Université de Nantes, CNRS, UMR 6230, CEISAM, 2 Rue de la Houssinière, BP 92208, 44322 NANTES Cedex 3, France
| | - Pascal Janvier
- Université de Nantes, CNRS, UMR 6230, CEISAM, 2 Rue de la Houssinière, BP 92208, 44322 NANTES Cedex 3, France
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Liu H, Xi P, Xie G, Chen F, Li Z, Bai D, Zeng Z. Biocompatible hydroxyapatite nanoparticles as a redox luminescence switch. J Biol Inorg Chem 2011; 16:1135-40. [PMID: 21769606 DOI: 10.1007/s00775-011-0815-6] [Citation(s) in RCA: 12] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/05/2011] [Accepted: 06/27/2011] [Indexed: 11/29/2022]
Abstract
A redox luminescence switch was prepared by doping hydroxyapatite nanoparticles with CePO(4):Tb. The resulting multifunctional material exhibits good biocompatibility, biological affinity, and potential drug-carrying capability. The luminescent hydroxyapatite nanoparticles may find important applications in biomedical diagnostics, drug delivery, and biological sensors.
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Affiliation(s)
- Hongyan Liu
- Key Laboratory of Nonferrous Metals Chemistry and Resources Utilization of Gansu Province and State Key Laboratory of Applied Organic Chemistry, College of Chemistry and Chemical Engineering, Lanzhou University, People's Republic of China
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Bazin D, Chappard C, Combes C, Carpentier X, Rouzière S, André G, Matzen G, Allix M, Thiaudière D, Reguer S, Jungers P, Daudon M. Diffraction techniques and vibrational spectroscopy opportunities to characterise bones. Osteoporos Int 2009; 20:1065-75. [PMID: 19340497 DOI: 10.1007/s00198-009-0868-3] [Citation(s) in RCA: 70] [Impact Index Per Article: 4.7] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/26/2022]
Affiliation(s)
- D Bazin
- Laboratoire de Physique des Solides, Bat 510, Université Paris XI, 91405 Orsay, France.
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Abstract
PROPOSTA: Revisão de trabalhos científicos referentes à incorporação do gálio no tecido ósseo, ao mecanismo da atividade terapêutica desse elemento, bem como a formação, crescimento e solubilidade da hidroxiapatita na presença dos sais de gálio. JUSTIFICATIVA: Diferente de outras drogas que impedem a perda de cálcio, os sais de elemento traço gálio são eficazes em hipercalcemia severa. O gálio (geralmente na forma de nitrato) aumenta a concentração de cálcio e fósforo no osso, influindo nos osteoclastos de maneira direta não tóxica, em doses surpreendentemente baixas. Apesar de que os detalhes do mecanismo de ação do gálio não são bem esclarecidos, está comprovado que esse mecanismo envolve a inserção do gálio na matriz de hidroxiapatita, protegendo-a contra a reabsorção e melhorando as propriedades biomecânicas do sistema esquelético. Este fármaco age também nos componentes celulares do osso, impedindo sua absorção ao diminuir a secreção ácida dos osteoclastos. São necessárias mais publicações sobre o uso do gálio no tratamento de várias doenças onde prevalece esta patologia. CONCLUSÕES: Devido as suas características interessantes e promissoras, o gálio merece ser futuramente avaliado do ponto de vista experimental e clínico, como um agente antiabsortivo em ortopedia, traumatologia e doenças relacionadas com o câncer. Maior conhecimento dos mecanismos envolvidos pode fornecer as idéias para estratégia terapêutica, com o objetivo de diminuir hipercalcemia e perda óssea. Espera-se que novos compostos do gálio sejam desenvolvidos e avaliados clinicamente.
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