نتایج جستجو برای: hadscs
تعداد نتایج: 147 فیلتر نتایج به سال:
OBJECTIVES Neurotrophic factors secreting cells (NTS-SCs) may be a superior cell source for cell-based therapy in neurodegenerative diseases. NTS-SCs are able to secrete some neurotrophic Such as nerve growth factor and glia-derived neurotrophic factor. Our primary aim was to assess transplantation of neurotrophic factor secreting cells derived from human adipose-derived stem cells (hADSCs) int...
Dual-stage growth factor release within 3D protein-engineered hydrogel niches promotes adipogenesis.
Engineered biomimetic microenvironments from hydrogels are an emerging strategy to achieve lineage-specific differentiation in vitro. In addition to recapitulating critical matrix cues found in the native three-dimensional (3D) niche, the hydrogel can also be designed to deliver soluble factors that are present within the native inductive microenvironment. We demonstrate a versatile materials a...
We report herein the synthesis and anti-osteoporotic evaluation of certain 3-amino-2-hydroxypropoxyisoflavone derivatives. The results indicated that 3-(3,4-dimethoxyphenyl)-7-(oxiran-2-ylmethoxy)-4H-chromen-4-one (4) and 3-{4-[3-(cyclohexylamino)-2-hydroxypropoxy]phenyl}-7-methoxy-4H-chromen-4-one (5a) exhibited significant inhibitory effects on osteoclast activity (TRAP activity in RAW 264.7 ...
Background: Nowadays, Human adipocyte-derived stem cells (hADSCs) has been widely used in tissue engineering because of its unique features such as extraction from more sources, more easily and non-invasive extraction methods. In order to increase cell-cell interactions, similar to embryonic pre-cartilage condensation, the use of three dimensional (3D) high-density cell culture systems such as ...
Solid freeform fabrication (SFF) is recognized as a promising tool for creating tissue engineering scaffolds due to advantages such as superior interconnectivity and highly porous structure. Despite structural support for SFF-based three-dimensional (3-D) scaffolds that can lead to tissue regeneration, lack of cell recognition motifs and/or biochemical factors has been considered a limitation. ...
Electrospun fibers based on aliphatic polyesters, such as poly(ε-caprolactone) (PCL), have been widely used in regenerative medicine and drug delivery applications due to their biocompatibility, low cost and ease of fabrication. However, these aliphatic polyester fibers are hydrophobic in nature, resulting in poor wettability, and they lack functional groups for decorating the scaffold with che...
زمینه و هدف: تمایز سلول های بنیادی مزانشیمی به سلول های عصبی پتانسیل زیادی جهت درمان بافت های آسیب دیده ی عصبی دارد.. مهندسی بافت عصبی راهکارهای نویدبخشی را برای کاهش اثرات بیماری ،پیری و صدمات سیستم عصبی ارایه داده است.هدف از مطالعه ی حاضر بررسی تمایز سلول های بنیادی مزانشیمی چربی انسانی به سلول های شبه عصبی روی ساختارهای نانوفیبری موازی بود. روش بررسی: در این مطالعه، سطح میانجی های نانوفیبری...
زمینه و هدف: سلولهای بنیادی مشتق از بافت چربی (ADSCs)، بهعنوان یک منبع برای برنامههای کاربردی درمانی و مهندسی بافت بررسی شدهاند. پروتکلهای تکثیر رایج ازسرم جنین گاوی (FBS) بهعنوان فاکتور رشد استفاده میکنند که یک منبع بالقوه پاتوژن و حاوی آنتیژنهای حیوانی است که میتواند بعد از پیوند ایجاد واکنشهای حساسیتی کند و از منظر ایمنی، سرم انسانی (HS) میتواند جایگزین مناسبی برای آن باشد. این م...
Osteoarthritis (OA) is a major public and animal health challenge with significant economic consequences. Cartilage degradation plays critical role in the initiation progression of degenerative joint diseases, such as OA. Mesenchymal stem cells (MSCs) have become increasingly popular field cartilage regeneration due to their promising results. The objective this preclinical study was evaluate r...
The extract of pluripotent stem cells induces dedifferentiation of somatic cells with restricted plasticity. In this study, we used the extract of human embryonic stem cells (hESC) to dedifferentiate adipose tissue-derived stem cells (ADSCs) and examined the impact of this reprogramming event on dopaminergic differentiation of the cells. For this purpose, cytoplasmic extract of ESCs was prepare...
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