Belgrade, Serbia


October 12

I am...


My research field or area of interest innanotechnology

nanobiomaterials, synthesis, application, bone tissue, bone drug delivery...

Interest in...

bone tissue engineering, nano-bio interface, nano materials

Publication list

• N. Ignjatovic, Z. Brankovic, M. Dramicanin, J. Nedeljkovic and D. Uskokovic,”Preparation of TiO2 and ZnO thin films by dip-coating method”, Materials Sciences Forum 282-283 (1998) 147-152 • N. Ignjatovic, S.Tomic, M. Dakic, M. Miljkovic, M. Plavsic and D. Uskokovic,”Synthesis and properties of hydroxyapatite/poly-L-lactide composite biomaterials”, Biomaterials, 20 (1999) 809-816 • N. Ignjatovic, M. Plavsic, M. Miljkovic, Lj. Zivkovic and D. Uskokovic,”Microstructural characteristic of Ca-hydroxyapatite/poly-L-lactide based composites”, Journals of Microscopy, 196 (1999) 243-248 • N. Ignjatovic, V. Savic, S. Najman, M. Plavsic, D. Uskokovic, “Anallysis of In Vivo Substitution of Bone Tissue by HAp/PLLA Composite Biomaterial with poly-l-lactide Different Molecular Weigth Using FTIR Spectroscopy”, Materials Science Forum, 352 (2000) 143-150 • N. Ignjatovic, M. Plavsic and D. Uskokovic,”Composite biomaterial hydroxyapatite/poli-L-lactide (collagen) with poli-L-lactid different molecular weigth”, Advanced Enginering Materials, 2 (2000) 511-514<511::AID-ADEM511>3.0.CO;2-B • N. Ignjatovic, V. Savic, S. Najman, M. Plavsic, D. Uskokovic,”A study of HAp/PLLA composite as a subtitute for bone powder, using FT-IR spectroscopy”, Biomaterials, 22 (2001) 571-575 • N. Ignjatovic, K. Delijic, M. Vukcevic, D. Uskokovic, “Microstructure and Mechanical Properties of Hot Pressed hidroxyapatite/poli-l-lactide Biomaterials”, Key Eng. Mater., 192-195 (2001) 737-740 • N. Ignjatovic, K. Delijic, M. Vukcevic, D. Uskokovic, “The designing of properties of calcium-hydroxyapatite/poly-lactide composite biomaterials by hot pressing”, Zeitschrift fuer Metallkunde/Materials Research and Advanced Techniques, 92, 2 (2001) 145-149 • I. Balac, R. Aleksic, N. Ignjatovic, P.S. Uskokovic, D. Uskokovic, Stress Analysis in Hydroxyapatite/Poly-L-Lactide Composite Biomaterials, Computational Materials Sciences 20 (2001) 244-252 • N. Ignjatovic, E. Suljovrujic, Z. Stojanovic, D. Uskokovic, “Structure and Characteristics of the Hot Pressed Hydroxyapatite/poly-L-lactide Composite Biomaterial”, Science of Sintering, 34 (2002) 79-93 • E. Suljovrujic, N. Ignjatovic, D. Uskokovic, “Gamma irradiation processing of composite biomaterials hydroxyapatite/polylactide”, Radiation Physics and Chemistry 67 (2003) 375-379 • N. Ignjatovic, J. Jovanovic, E. Suljovrujic, D. Uskokovic, “Injectable polydimethylsiloxane/hydroxyapatite composite cement”, Bio-Medical Materials and Engineering 13 (2003) 401-410 PMid:14646054 • V. Uskokovic, N. Ignjatovic, N. Petranovic, “Synthesis and characterization of hydroxyapatite-collagen biocomposite materials”, Materials Sciences Forum, 413 (2003) 269-274 • J. Jovanovic, B. Adnadevic, E. Suljovrujic, N. Ignjatovic, D. Uskokovic, “Influence of the HAp ratio on the thermodynamic and kinetics parameters of PDMS/HAp composites cross-linking”, Materials Sciences Forum, 413 (2003) 263-268 • N. Ignjatovic, E. Suljovrujic,J. Budimski, I. Krakovsky, D. Uskokovic, “ Evaluation of Hot Pressed Hydroxyapatite/poly-L-lactide Composite Biomaterial”, Journal of Biomedical Materials Research Part B: Applied Biomaterials, 71B, 2 (2004) 284-294 • N. Ignjatovic, D. Uskokovic, “Molecular spectroscopy analysis of the substitution of bone tissue by HAp/PLLA composite biomaterial“, Spectroscopy, 18 (2004) 553-565 doi:10.1155/2004/917656 • N. Ignjatovic, A. Nastasovic, V. Laninovic, A. Onjia, M. Miljkovic, V. Konstantinovic, Preparation and Properties of Polymeric and Composite Bioresorbable Barrier Membranes, Materials Science Forum, 453-454 (2004) 537-542 • L. Matija, Dj. Koruga, J. Jovanovic, D. Dobrosavljevic, N. Ignjatovic, ''FT-IR and Raman Study of Collagen Hydrolysate and C60(OH)24 Interaction'', Materials Science Forum, 453-454 (2004) 561-566 • S. Najman, Lj. Dordevic, V. Savic, N. Ignjatovic, D. Uskokovic, “Biological evaluation of hydroxyapatite/poly-l-lactide composite biomaterials with poly-l-lactide of different molecular weights intraperitonealy implanted into mice”, Bio-Medical Materials and Engineering,14 (2004) 61-70 PMid:14757954 • C.Y. Tang, N. Ignjatovic, D.P. Uskokovic, P.S. Uskokovic, K.C. Chan, S.C.L. Lo, T.C. Lee, “Processing and Mechanical Properties of Biphasic Calcium-Phosphate/Poly-L-Lactide Composite Biomaterials”, Materials Science Forum 471-472 (2004) 273-277 • N. Ignjatovic, D. Uskokovic, “Synthesis and Application of Composite Biomaterial Hydroxyapatite/Polylactide”, Applied Surface Science, 238 (2004) 314-319 • Z. Ajdukovic, S. Najman, Lj. Dordevic V. Savic, D. Mihailovic, D. Petrovic, N. Ignjatovic D. Uskokovic., “Repair of bone tissue affected by osteoporosis with hydroxyapatite/poly-l-lactide (HAp-PLLA) with and without blood plasma“, Journal of Biomaterials Application, 20 (2005) 179-190 • N. Ignjatovic, P. Ninkov, Z. Ajdukovic, V. Konstantinovic, D. Uskokovic, “Biphasic Calcium Phosphate/Poly-(DL-Lactide-co-Glycolide) Biocomposite as Filler and Blocks for Reparation of Bone Tissue”, Materials Science Forum 494 (2005) 519-524 • M. Radic, N. Ignjatovic, Z. Nedic, M. Mitric, M. Miljkovic, D. Uskokovic, “Synthesis and characterization of the composite material biphasic calcium phosphate/poly-(dl-lactude-co-glicolide), Materials Science Forum 494 (2005) 537-542 • N. Ignjatovic, Z. Ajdukovic, D. Uskokovic, New biocomposite calciumphosphate/poly-DL-lactide-co-glycolide/biostimulatite agens filler for reconstruction of bone tissue changed by osteoporosis”, Journal of Materials Sciences: Materials in Medicine, 16 (2005) 621-626 • N. Ignjatovic, P. Ninkov, V. Kojic, M. Bokurov, V. Srdic, D. Krnojelac, S. Selakovic, D. Uskokovic, “Cytotoxicity and Fibroblast Properties During In Vitro Test of Biphasic Calcium Phosphate/Poly-dl-lactide-co-glycolide Biocomposites and Different Phosphate Materials”, Microscopy Research and Technique 69 (2006) 976 – 982 • Lj. Kandic, M. Mitric, N. Ignjatovic, XRD analysis of calcium phosphate and biocomposite calcium phosphate/bioresorbable polymer, Materials Science Forum 518 (2006) 507-512 • I. Nikcevic, D. Maravic, N. Ignjatovic, M.Mitric, D. Makovec, D.Uskokovic, “The Formation and Characterization of Nanocrystalline Phases by Mechanical Milling of Biphasic Calcium Phosphate/Poly-L-lactide Biocomposite”, Materials Transaction 47 (2006) 2980-2986 • I. Balac, C. Tang, C. Tsui, D. Chen, P. Uskokovic, N. Ignjatovic, D. Uskokovic, Nanoindentation of in situ polymers in hydroxyapatite/poly-l-lactide biocomposites, Materials Science Forum 518 (2006) 501-506 • Z. Ajdukovic, N. Ignjatovic, D. Petrovic, D. Uskokovic, “Substitution of Osteoporotic Alveolar Bone by Biphasic Calcium Phosphate/Poly-DL-lactide-co-glycolide Biomaterials”, Journal of Biomaterials Application 21 (2007) 317-328 doi:10.1177/0885328207073760 • M. Stevanovic, N. Ignjatovic, B. Jordovic, D. Uskokovic, “Stereological analysis of the poly-(DL-lactide-co-glycolide) submicron sphere prepared by solvent/non-solvent chemical methods and centrifugal processing”, Journal of Materials Sciences: Materials in Medicine, 18 (2007) 1339-1344 • I. Jovanovic, M. Stevanovic, B. Nedeljkovic, N. Ignjatovic, “The Effect of Processing Parameters on Characteristics of Poly-L-Lactide Microspheres”, Materials Science Forum 555 (2007) 453-458 • D. Milicevic, S. Trifunovic, N. Ignjatovic, E. Suljovrujic, “The Influence of Gamma Radiation on the Glass Transition of Hydroxyapatite/Poly-L-Lactide Composite”, Materials Science Forum 555 (2007) 497-502 • N. Ignjatovic, P. Ninkov, Z. Ajdukovic, D. Vasiljevic-Radovic, D. Uskokovic, “Biphasic Calcium Phosphate/Poly-Dl-Lactide-Co-Glycolide Composite Biomaterial as Bone Substitute”, Journal of the European Ceramic Society 27 (2007) 1589-1594 • E. Suljovrujic, N. Ignjatovic, D. Uskokovic, M. Mitric, M. Mitrovic, S. Tomic, “Radiation-induced degradation of hydroxyapatite/poly-L-lactide composite biomaterial”, Radiation Physics and Chemistry 76 (2007) 722-728 • P. Uskokovic, C. Tang, C. Tsui, N. Ignjatovic, D. Uskokovic, “Micromechanical properties of a hydroxyapatite/poly-l–lactide biocomposite using nanoindentation and modulus mapping”, Journal of the European Ceramic Society 27 (2007) 1559-1564 • R. Obradovic, Lj. Kesic, D. Mihailovic, N. Ignjatovic, D. Uskokovic, Comparative efficacy analysis of biomaterials and soft lasers in repair of bone defects, Journal of Oral Laser Applications 7, 3 (2007) 161-166 • N. L. Ignjatovic, C. Z. Liu, J.T. Czernuszka, D. P. Uskokovic, Micro and nano/injectable composite biomaterials of calcium phosphate coated with poly(dl-lactide-co-glycolide), Acta Biomaterialia, 3 (2007) 927-935 • J. Janicijevic, S. Najman, N. Ignjatovic, V. Savic, P. Vasiljevic, M. Vukelic, D. Uskokovic, Nanomaterial N-CP/DLPLG as potent1onal tissue graft in osteoreparation in combination with bone marrow cells on subcutaneous implantation model, Chemical Industry, 62, 3 (2008) 205-210 • M. Jevtic, M. Mitric, S. Skapin, B. Jancar, N. Ignjatovic, D. Uskokovic, Crystal Structure of Hydroxyapatite Nanorods Synthesized by Sonochemical Homogeneous Precipitation, Journal Crystal Growth & Design 8, 7 (2008) 2217 – 2222 • I. Jovanovic, B. Jordovic, M. Petkovic, N. Ignjatovic, D. Uskokovic, “Preparation of smallest microparticles of poly-d,l-lactide by modified precipitation method: Influence of the process parameters”, Microscopy Research and Technique 71 (2008) 86-92 • N. Ignjatovic, D. Uskokovic, “Biodegradable composites based on nano-crystalline calcium phosphate and bioresorbable polymers”, Advances in Applied Ceramics, 107, 3 (2008) 142-147 • M. Jevtic, A. Radulovic, N. Ignjatovic, M. Mitric, D. Uskokovic, “Controlled assembly of poly-D,L-lactide-co-glycolide/hydroxyapatite core-shell nanospheres under ultrasonic irradiation”, Acta Biomaterialia, 5 (2009) 208-218 • Z. Stojanovic, Lj. Veselinovic, S. Markovic, N. Ignjatovic and Dragan Uskokovic, “Hydrothermal Synthesis of Nanosize Pure and Cobalt-exchanged Hydroxyapatite”, Materials and Manufacturing Processes, 24 (2009) 1096-1103 • I. Jovanovic, M. Stevanovic, B. Nedeljkovic, N. Ignjatovic, D. Uskokovic, “Controllable Synthesis of Horseradish Peroxidase Loaded Poly(D,L-lactide) Nanospheres”, Journal of Bionanosciences, 3 (2009) 1-11 • P. Vasiljevic, S Najman, Lj. Dordevic, V. Savic, M. Vukelic, J. Zivanov-Curlis, N. Ignjatovic, D. Uskokovic, Ectopic osteogenesis and hematopoiesis after implantantion of bone marrow cells seeded on HAP/PLLA scaffold, Chemical Industry, 63, 4 (2009) 301-308 • Lj. Veselinovic, Lj. Karanovic, Z. Stojanovic, I. Bracko, S. Markovic, N. Ignjatovic, D. Uskokovic, Crystal structure of cobalt-substituted calcium hydroxyapatite nanopowders prepared by hydrothermal processing, Journal of Applied Crystallography, 43 (2010) 320-327 • M. Vukomanović, M. Mitrić, S. D. Škapin, E. Žagar, J. Plavec, N. Ignjatović, D. Uskoković, Influence of ultrasonic processing on the macromolecular properties of poly (D,L-lactide -coglycolide) alone and in its biocomposite with hydroxyapatite, Ultrasonics Sonochemistry, 17 (2010) 902–908 • N. Ignjatovic, P. Ninkov, R. Sabetrasekh, D. Uskokovic, A Novel Nano Drug Delivery System based on Tygecycline-Loaded Calciumphosphate Coated with Poly-Dl-Lactide-co-Glycolide, Journal of Materials Science Materials in Medicine 21 (2010) 231-239 • D. Milicevic, S. Trifunovic, J. Dojcilovic, N. Ignjatovic, E. Suljovrujic, The influence of gamma radiation on the molecular weight and glass transition of PLLA and HAp/PLLA nanocomposite, Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms, 268 (2010) 2744-2749 • N. Ignjatovic, Z. Ajdukovic, V. Savic, D. Uskokovic, “Size effect of calcium phosphate coated with poly-DL-lactide- co-glycolide on healing processes in bone reconstruction”, Journal of Biomedical Materials Research Part B: Applied Biomaterials, 94B (2010) 108–117 DOI: 10.1002/jbm.b.31630 • D. Milicevic, S. Trifunovic, T. Mudrinic, A. Leskovac, N. Ignjatovic, J. Dojcilovic, E. Suljovrujic, The structure and glass transition behavior of PLLA under the influence of gamma radiation, Chemical Industry, 64, 4 (2010) 275–281 • M. Vukomanović, S. Škapin, B. Jančar, T. Maksin, N. Ignjatović, V. Uskoković, D. Uskoković, Poly(d,l-lactide-co-glycolide)/hydroxyapatite core-shell nanospheres. Part 1: A multifunctional system for controlled drug delivery, Colloids and Surfaces B: Biointerfaces 82 (2011) 404–413 • M. Vukomanović, S. D. Škapin, I. Poljanšek, E. Žagar, B. Kralj, N. Ignjatović, D. Uskoković, Poly(D,L-lactide-co-glycolide)/hydroxyapatite core–shell nanosphere. Part 2: Simultaneous release of a drug and a prodrug (clindamycin and clindamycin phosphate), Colloids and Surfaces B: Biointerfaces 82 (2011) 414–421 • M. Vukomanovic, I. Sarcev, B. Petronijevic, S. D. Skapin, N. Ignjatovic, D. Uskokovic, Poly(d,l-lactide-co-glycolide)/hydroxyapatite core–shell nanospheres. Part 3: Properties of hydroxyapatite nano-rods and investigation of a distribution of the drug within the composite, Colloid & Surfaces: B Biointerfaces, 87 (2011) 226-235 • S. Marković, Lj. Veselinović, M. Lukić, Lj. Karanović, I. Bračko, N. Ignjatović and D. Uskoković, Synthetical bone-like and biological hydroxyapatites: a comparative study of crystal structure and morphology, Biomedical Materials, 6 (2011) 045005 • D. Petrovic, Z. Ajdukovic, S. Petrovic, N. Ignjatovic, S. Najman, I. Vuckovic, Semiquantitative radiological and clinical assessment of the restoration of alveolar bone defects treated with biphasic calcium phosphate/poly-dl-lactide-co glycolide composite, HealthMED, 5, 6 (2011) 2105-2114 • M. Vukomanović, I. Šarčev, B. Petronijević, S. Škapin, N. Ignjatović, D. Uskoković, Poly(d,l-lactide-co-glycolide)/hydroxyapatite core-shell nanospheres. Part 4: A change of the surface properties during degradation process and the corresponding in vitro cellular response, Colloids and Surfaces B: Biointerfaces 91 (2012) 144-153 • M. Vukelic, Ž. Mitic, M. Miljkovic, J. Živkovic, N. Ignjatovic, D. Uskokovic, J. Živanov-Curlis, P. Vasiljevic, S. Najman, Apatite formation on nanomaterial calcium phosphate/poly-DL-lactide-co-glycolide in simulated body fluid, Journal of Applied Biomaterials & Functional Materials 10, 1 (2012) 43-48 • N. Ignjatović, Z. Ajduković, V. Savić, S. Najman, D. Mihailović, P. Vasiljević, Z. Stojanović, V. Uskoković, D. Uskoković, Nanoparticles of cobalt-substituted hydroxyapatite in regeneration of mandibular osteoporotic bones, Journal of Materials Science Materials in Medicine 24 (2013) 343-354 • N. Ignjatović, V. Uskoković, Z. Ajduković, D. Uskoković, Multifunctional hydroxyapatite and poly(D,L-lactide-co-glycolide) nanoparticles for the local delivery of cholecalciferol, Materials Science and Engineering: C Materials for Biological Applications, 33 (2013) 943–950 • S. Vučen, G. Vuleta, A. Crean, A. Moore, N. Ignjatović, D. Uskoković, Improved percutaneous delivery of ketoprofen using combined application of nanocarriers and silicon microneedles, Journal of Pharmacy and Pharmacology 65 (2013) 1451–1462 doi: 10.1111/jphp.12118 • A. Nastasović, N. Ignjatović, D. Uskoković, D. Marković, B. Ekmeščić, D. Maksin, A. Onjia, Determination of thermodynamic interactions of poly(l-lactide) and biphasic calcium phosphate/poly-L-lactide composite by inverse gas chromatography at infinite dilution, Journal of Materials Science 49 (2014) 5076-5086 • N. Ignjatovic, P. Ninkov, R. Sabetrasekh, S. P. Lyngstadaas D. Uskokovic, In vitro evaluation of multifunctional nano drug delivery system based on tigecycline-loaded calcium phosphate/poly-DL-lactide-co-glycolide, Bio Medical Materials and Engineering 24, 3 (2014) in print • A. Đorđević, N. Ignjatović, M. Seke, D. Jović, D. Uskoković, Z. Rakočević, Synthesis and Characterization of Hydroxyapatite/Fullerenol Nanocomposites, Journal of Nanoscience and Nanotechnology, (2014) in print

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Institute of Technical Sciences of the SASA

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