نتایج جستجو برای: artificial regeneration

تعداد نتایج: 347252  

Journal: :International journal of extreme manufacturing 2023

Abstract Three-dimensional (3D) printing provides a promising way to fabricate biodegradable scaffolds with designer architectures for the regeneration of various tissues. However, existing 3D-printed commonly suffer from weak cell-scaffold interactions and insufficient cell organizations due limited resolution features. Here, composite mechanically-robust frameworks aligned nanofibrous are pre...

Journal: :Journal of the Royal Society, Interface 2017
Sabine van Rijt Pamela Habibovic

In this review, we discuss recent developments in the field of nanoparticles and their use in tissue regeneration approaches. Owing to their unique chemical properties and flexibility in design, nanoparticles can be used as drug delivery systems, to create novel features within materials or as bioimaging agents, or indeed these properties can be combined to create smart multifunctional structur...

Journal: :مجله علوم اعصاب شفای خاتم 0
marzieh darvishi a. shefa neuroscience research center, khatam alanbia hospital, tehran, iran. b. department of anatomy, tarbiat modares university, tehran, iran. taghi tiraihi a. shefa neuroscience research center, khatam alanbia hospital, tehran, iran. b. department of anatomy, tarbiat modares university, tehran, iran. taher taheri shefa neuroscience research center, khatam alanbia hospital, tehran, iran.

central nervous system axons fail to regenerate after spinal cord injury (sci), partially due to the accumulation of extracellular matrix molecules in the lesion and formation of the glial scar. depakine, as known as histone deacetylase inhibitor, has neuroprotective effects. this study evaluated the histological changes (cavitation and axon regeneration) after sci associated with (following ad...

Journal: :journal of agricultural science and technology 2015
r. karim f. ahmed u. krishna roy t. ara r. islam

strawberry is a valuable, nutritious, and economically important fruit all over the world including bangladesh. therefore, there is a demand to develop a suitable variety of strawberry. for this purpose, leaf explants from in vitro grown strawberry plantlets were cultured onto ms medium supplemented with different concentrations and combinations of 2,4-d, naa and ba for callus induction. the mo...

‌نوری دلاور, محمد زمان, ارزانی, احمد ,

This study was conducted to evaluate the response of 18 rice (Oryza sativa L.) genotypes to callus induction and plant regeneration from immature embryo culture, using three media (MS, LS and N6). To evaluate callus induction rate, the following criteria were used: callus diameter, callus fresh weight and callus dry weight. Percentage of callus water content was also measured. After transferrin...

Journal: :European journal of agriculture and forestry research 2022

Floristic diversity is the set of plant species an ecosystem or a given environment. Recruits are regenerated after disturbance in In this study it natural regeneration different from artificial regeneration. The main objective to assess level under plantations. strip sounding method used over approximately two (2) hectares per type plantation. Parameters measured abundance recruits, specific r...

Journal: :Archives of Aesthetic Plastic Surgery 2023

Tissue engineering is a subfield of regenerative medicine that has been hailed as the most cutting-edge medical and surgical achievement to date. aims restore or construct whole tissues have lost due congenital disabilities, trauma, surgery. based on premise obtaining mesenchymal stem cells can be used create an embryologically comparable organ. To regenerate organ resembles intended tissue rep...

Journal: :journal of dentistry, tehran university of medical sciences 0
sara soheilifar department of priodontics, faculty of dentistry, hamadan university of medical sciences, hamadan, ir iran iraj amiri research center for endometrium and endometriosis, hamadan university of medical sciences, hamadan, ir iran mohsen bidgoli mohsen bidgoli: assistant professor, priodontics department, faculty of dentistry, hamadan university of medicalsciences, hamadan, iran morad hedayatipanah morad hedayatipanah, department of priodontics, faculty of dentistry, hamadan university of medical sciences, hamadan, ir iran. tel: +98-9188413990, e-mail: [email protected].

objectives : stem cell (sc) therapy is a promising technique for tissue regeneration. this study aimed to compare the viability and proliferation ability of periodontal ligament stem cells (pdlscs) isolated from the periodontium of healthy and periodontitis-affected teeth to obtain an autologous, easily accessible source of scs for tissue regeneration in periodontitis patients. materials and me...

Journal: :journal of dentistry, tehran university of medical sciences 0
m. paknejad associate professor, department of periodontology, school of dentistry, tehran university of medical ar. rokn associate professor, dental research center, tehran university of medical sciences, tehran, iran b. eslami associate professor, department of oral and maxillofacial pathology, dental school of shahid behesht r. afzalifar dentist, dental research center, tehran university of medical sciences, tehran, iran a. safiri periodontist, private practice

objective: the aim of present study was to evaluate the quality, density and thickness of newly formed bone in experimental defects treated with combi-pack®, bio-oss® and biostite®. materials and methods: eight new zealand white rabbits were included in this randomized,blinded study. four equal 3×6 mm bone defects were created on the frontal and parietal bones of each animal and three were imme...

Journal: :journal of plant molecular breeding 2015
mehdi younessi-hamzekhanlu ali izadi-darbandi mohammad ali malboubi mohsen ebrahimi

direct regenerations by using mature cotyledonary node as a explants has been shown to be time-saving and convenient strategy for micropropagation of soybean. so we have evaluated regeneration protocol through single shoot using cotyledonary node as a rapid and efficient protocol for two soybean cultivars and one mutant line. cotyledonary nodes explants obtained from 7-days-old in vitro seedlin...

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