Browsing by Author "Tekinay, A. B."
Now showing items 1-20 of 41
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Amphiphilic peptide coated superparamagnetic iron oxide nanoparticles for in vivo MR tumor imaging
Ozdemir, A.; Ekiz, M. S.; Dilli, A.; Güler, Mustafa O.; Tekinay, A. B. (Royal Society of Chemistry, 2016)Magnetic resonance imaging (MRI) is a noninvasive imaging technique that provides high spatial resolution and depth with pronounced soft-tissue contrast for in vivo imaging. A broad variety of strategies have been employed ... -
Angiogenic heparin-mimetic peptide nanofiber gel improves regenerative healing of acute wounds
Uzunalli, G.; Mammadov R.; Yesildal, F.; Alhan, D.; Ozturk, S.; Ozgurtas, T.; Güler, Mustafa O.; Tekinay, A. B. (American Chemical Society, 2017)Wound repair in adult mammals typically ends with the formation of a scar, which prevents full restoration of the function of the healthy tissue, although most of the wounded skin heals. Rapid and functional recovery of ... -
Angiogenic peptide nanofibers improve wound healing in STZ-induced diabetic rats
Senturk, B.; Mercan, S.; Delibasi, T.; Güler, Mustafa O.; Tekinay, A. B. (American Chemical Society, 2016-06)Low expressions of angiogenic growth factors delay the healing of diabetic wounds by interfering with the process of blood vessel formation. Heparin mimetic peptide nanofibers can bind to and enhance production and activity ... -
Angiogenic peptide nanofibers repair cardiac tissue defect after myocardial infarction
Rufaihah, A. J.; Yasa, I. C.; Ramanujam, V. S.; Arularasu, S. C.; Kofidis, T.; Güler, Mustafa O.; Tekinay, A. B. (Acta Materialia Inc, 2017)Myocardial infarction remains one of the top leading causes of death in the world and the damage sustained in the heart eventually develops into heart failure. Limited conventional treatment options due to the inability ... -
Atomic force microscopy for the investigation of molecular and cellular behavior
Ozkan A.D.; Topal, A. E.; Dana, A.; Güler, Mustafa O.; Tekinay, A. B. (Elsevier, 2016-10)The present review details the methods used for the measurement of cells and their exudates using atomic force microscopy (AFM) and outlines the general conclusions drawn by the mechanical characterization of biological ... -
Basal lamina mimetic nanofibrous peptide networks for skeletal myogenesis
Yasa, I. C.; Gunduz, N.; Kilinc, M.; Güler, Mustafa O.; Tekinay, A. B. (Nature Publishing Group, 2015)Extracellular matrix (ECM) is crucial for the coordination and regulation of cell adhesion, recruitment, differentiation and death. Therefore, equilibrium between cell-cell and cell-matrix interactions and matrix-associated ... -
Bioactive peptide functionalized aligned cyclodextrin nanofibers for neurite outgrowth
Hamsici, S.; Cinar, G.; Celebioglu A.; Uyar, Tamer; Tekinay, A. B.; Güler, Mustafa O. (Royal Society of Chemistry, 2017)Guidance of neurite extension and establishment of neural connectivity hold great importance for neural tissue regeneration and neural conduit implants. Although bioactive-epitope functionalized synthetic or natural polymeric ... -
Biocompatible supramolecular catalytic one-dimensional nanofibers for efficient labeling of live cells
Khalily, M. A.; Gulseren, G.; Tekinay, A. B.; Güler, Mustafa O. (American Chemical Society, 2015)Understanding complex cellular functions requires study and tracking of biomolecules such as proteins, glycans, and lipids in their natural environment. Herein, we report the first supramolecular nanocatalyst for bioorthogonal ... -
Catalytic supramolecular self-assembled peptide nanostructures for ester hydrolysis
Gulseren, G.; Khalily, M. A.; Tekinay, A. B.; Güler, Mustafa O. (Royal Society of Chemistry, 2016)Essential amino acids in catalytic sites of native enzymes are important in nature inspired catalyst designs. Active sites of enzymes contain the coordinated assembly of multiple amino acids, and catalytic action is generated ... -
Cellular internalization of therapeutic oligonucleotides by peptide amphiphile nanofibers and nanospheres
Mumcuoglu, D.; S. Ekiz, M.; Gunay, G.; Tekinay, T.; Tekinay, A. B.; Güler, Mustafa O. (American Chemical Society, 2016-04)Oligonucleotides are promising drug candidates due to the exceptionally high specificity they exhibit toward their target DNA and RNA sequences. However, their poor pharmacokinetic and pharmacodynamic properties, in ... -
Characterization of a novel zebrafish (Danio rerio) gene, wdr81, associated with cerebellar ataxia, mental retardation and dysequilibrium syndrome (CAMRQ)
Doldur-Balli, F.; Ozel, M. N.; Gulsuner, S.; Tekinay, A. B.; Ozcelik, T.; Konu, O.; Adams, M. M. (BioMed Central Ltd., 2015)Background: WDR81 (WD repeat-containing protein 81) is associated with cerebellar ataxia, mental retardation and disequilibrium syndrome (CAMRQ2, [MIM 610185]). Human and mouse studies suggest that it might be a gene of ... -
Chondrogenic differentiation of mesenchymal stem cells on glycosaminoglycan-mimetic peptide nanofibers
Yaylaci, S .U.; Sen, M.; Bulut, O.; Arslan, E.; Güler, Mustafa O.; Tekinay, A. B. (American Chemical Society, 2016)Glycosaminoglycans (GAGs) are important extracellular matrix components of cartilage tissue and provide biological signals to stem cells and chondrocytes for development and functional regeneration of cartilage. Among their ... -
Effects of temperature, pH and counterions on the stability of peptide amphiphile nanofiber structures
Ozkan A.D.; Tekinay, A. B.; Güler, Mustafa O.; Tekin, E. D. (Royal Society of Chemistry, 2016)Peptide amphiphiles are a class of self-assembling molecules that are widely used to form bioactive nanostructures for various applications in bionanomedicine. However, peptide molecules can exhibit distinct behaviors under ... -
Electrostatic effects on nanofiber formation of self-assembling peptide amphiphiles
Toksoz, S.; Mammadov R.; Tekinay, A. B.; Güler, Mustafa O. (Elsevier, 2011)Self-assembling peptide amphiphile molecules have been of interest to various tissue engineering studies. These molecules self-assemble into nanofibers which organize into three-dimensional networks to form hydrocolloid ... -
Force and time-dependent self-assembly, disruption and recovery of supramolecular peptide amphiphile nanofibers
Dikecoglu, F. B.; Topal, A. E.; Ozkan A.D.; Tekin, E. D.; Tekinay, A. B.; Güler, Mustafa O.; Dana, A. (Institute of Physics Publishing, 2018)Biological feedback mechanisms exert precise control over the initiation and termination of molecular self-assembly in response to environmental stimuli, while minimizing the formation and propagation of defects through ... -
Gemcitabine integrated nano-prodrug carrier system
Hamsici, S.; Ekiz, M. S.; Ciftci, G. C.; Tekinay, A. B.; Güler, Mustafa O. (American Chemical Society, 2017)Peptide nanomaterials have received a great deal of interest in drug-delivery applications due to their biodegradability, biocompatibility, suitability for large-scale synthesis, high drug-loading capacities, targeting ... -
A glycosaminoglycan mimetic peptide nanofiber gel as an osteoinductive scaffold
Tansik, G.; Kilic, E.; Beter, M.; Demiralp, B.; K.Sendur, G.; Can, N.; Ozkan, H.; Ergul, E.; Güler, Mustafa O.; Tekinay, A. B. (Royal Society of Chemistry, 2016)Biomineralization of the extracellular matrix (ECM) plays a crucial role in bone formation. Functional and structural biomimetic native bone ECM components can therefore be used to change the fate of stem cells and induce ... -
Glycosaminoglycan-Mimetic Signals Direct the Osteo/Chondrogenic Differentiation of Mesenchymal Stem Cells in a Three-Dimensional Peptide Nanofiber Extracellular Matrix Mimetic Environment
Arslan, E.; Güler, Mustafa O.; Tekinay, A. B. (American Chemical Society, 2016-02)Recent efforts in bioactive scaffold development focus strongly on the elucidation of complex cellular responses through the use of synthetic systems. Designing synthetic extracellular matrix (ECM) materials must be based ... -
Heparin mimetic peptide nanofiber gel promotes regeneration of full thickness burn injury
Yergoz, F.; Hastar, N.; Cimenci, C. E.; Ozkan, A. D.; Güler, Mustafa O.; Tekinay, A. B.; Tekinay, T.; Güler, Mustafa O. (Elsevier Ltd, 2017)Burn injuries are one of the most common types of trauma worldwide, and their unique physiology requires the development of specialized therapeutic materials for their treatment. Here, we report the use of synthetic, ... -
Improved solubility and bicompatibility pf peptide coated magnetic mesoporous silica nanoparticle theranostic agents
Yıldırım, A.; Sardan, M.; Genç, R.; Kılınç, M.; Sulek, S.; Tekinay, A. B.; Bayındır, Mehmet; Güler, M. O. (American Chemical Society, 2012)