swelling behavior of hyaluronic acid gels
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Swelling behavior of hyaluronic acid gels - Shah - 1992 - Journal …
1992年5月15日· To be able to use hyaluronic acid for several biomedical applications it is necessary to have an understanding of its swelling properties. Equilibrium swelling properties of hyaluronic acid gels were investigated by varying the temperature, pH, ionic strength, and …
Swelling behavior of hyaluronic acid gels - Shah - 1992 - Journal …
1992年5月15日· Abstract Hyaluronic acid is a naturally occurring mucopolysaccharide. It is an important component of the intercellular matrix. It controls the permeability of tissues by …
Swelling behavior of hyaluronic acid gels | Semantic Scholar
1992年5月15日· Equilibrium swelling properties of hyaluronic acid gels were investigated and it was found that the gel was highly swollen at high pH, but it shrank continuously as the pH …
[PDF] Swelling behavior of hyaluronic acid gels by Chirag B. Shah, …
Hyaluronic acid is a naturally occurring mucopolysaccharide. It is an important component of the intercellular matrix. It controls the permeability of tissues by means of the highly entangled …
Swelling behavior of hyaluronic acid gels, Journal of Applied …
1992年5月15日· Swelling behavior of hyaluronic acid gels Shah, Chirag B.; Barnett, Stanley M. 00:00:00 Hyaluronic acid is a naturally occurring mucopolysaccharide. It is an …
"Swelling behavior of hyaluronic acid gels" by Chirag B. Shah and …
1992年1月1日· Hyaluronic acid is a naturally occurring mucopolysaccharide. It is an important component of the intercellular matrix. It controls the permeability of tissues by means of the …
Swelling behavior of hyaluronic acid/polyallylamine hydrochloride …
Abstract. The reversible swelling behavior of multilayer films containing hyaluronic acid and polyallylamine hydrochloride was investigated using in situ ellipsometry, since many of the …
Swelling of Collagen-Hyaluronic Acid Co-Gels: An In Vitro Residual …
To create a pre-stressed model system, co-gels were fabricated from a combination of hyaluronic acid (HA) and reconstituted Type-I collagen (Col). When placed in solutions of …
Swelling behavior of hyaluronic acid gels | Chirag B. Shah; Stanley …
Swelling behavior of hyaluronic acid gels | Chirag B. Shah; Stanley M. Barnett | download | BookSC. Download books for free. Find books 11,506,110 کتاب کتاب 84,837,643 مضامین مضامین Z …
Investigation of the swelling behavior of crosslinked hyaluronic …
Water diffusion coefficients were measured for DVS and GTA hydrogels and were found to be 1.4 × 10−10 and 1.8 × 10−10 m2 s−1. Autocrosslinked and HA polyethyleneimine gels were also …
"Swelling behavior of hyaluronic acid gels" by Chirag B. Shah …
1992年1月1日· Hyaluronic acid is a naturally occurring mucopolysaccharide. It is an important component of the intercellular matrix. It controls the permeability of tissues by means of the highly entangled network which can be formed because of its high molecular weight. To be able to use hyaluronic acid for several biomedical applications it is …
[PDF] Swelling behavior of hyaluronic acid gels by Chirag B.
Hyaluronic acid is a naturally occurring mucopolysaccharide. It is an important component of the intercellular matrix. It controls the permeability of tissues by means of the highly entangled network which can be formed because of its high molecular weight. To be able to use hyaluronic acid for several biomedical applications it is necessary to have an …
(PDF) Effect of pH on Swelling Property of …
2012年7月31日· Hyaluronic acid (HA) hydrogels were synthesized by immersing HA microbeads in phosphate buffered saline solutions having different pH levels to assess the effect of pH on the swelling ratio of HA ...
Electrical/pH-sensitive swelling behavior of polyelectrolyte hydrogels prepared with hyaluronic acid…
2003年6月1日· The swelling ratio was determined according to the following equation: (1) Swelling ratio (%)=[(W s −W d)/W d]×100 where W s and W d denote the weights of swollen and dry samples, respectively. The equilibrium water content (EWC) was calculated from the following equation: (2) EWC (%)=[(W e −W d )/W e ]×100 where W e represents …
Investigation of the swelling behavior of crosslinked hyaluronic acid …
Water diffusion coefficients were measured for DVS and GTA hydrogels and were found to be 1.4 × 10−10 and 1.8 × 10−10 m2 s−1. Autocrosslinked and HA polyethyleneimine gels were also produced but had very limited stabilities compared with the covalently
Physiochemical properties and application of hyaluronic acid: a systematic review - PubMed
Methods: We conducted a systematic review on randomized controlled trials about the physiochemical properties of hyaluronic acid and its application through primary care. Studies included in this review were peer reviewed and met our inclusion criteria. Findings: Factors were clustered into the following: uses throughout several fields of ...
Hyaluronic acid gels with tunable properties by conjugating …
2017年9月15日· Hybrid gels with tunable characteristics were prepared using hyaluronic acid and a copolymer. • The compounds were realized by a grafting-to strategy without using other chemical additives. • Rheological properties, swelling behavior, and network parameters were
Systematic comparisons of dissolving and swelling hyaluronic acid microneedles in transdermal drug delivery …
2021年11月30日· With the end to systematically compare dissolving and swelling microneedles, native hyaluronic acid (HA) or methacrylated hyaluronic acid (MHA) was applied for microneedle preparation. MHA was modified by conjugation between carboxyl groups on HA and methacrylate groups via amide bonds ( Fig. 1 A ).
Dual-crosslinked hyaluronan hydrogels with rapid gelation …
2020年9月14日· Lee, Y. et al. Thermo-sensitive, injectable, and tissue adhesive sol–gel transition hyaluronic acid/pluronic composite hydrogels prepared from bio-inspired catechol-thiol reaction. Soft Matter 6 ...
Implantable and in-vivo shape-recoverable nanocellulose-hyaluronic acid …
2023年1月5日· We simply transplanted the lyophilized gel into mouse abdominal subcutaneous tissue with small size wound ... Effect of pH on the behavior of hyaluronic acid in dilute and semidilute aqueous solutions Macromolecular Symposia, 274 (1) (2008), pp. 131-140 A. ...
[PDF] Swelling behavior of hyaluronic acid gels by Chirag B.
Hyaluronic acid is a naturally occurring mucopolysaccharide. It is an important component of the intercellular matrix. It controls the permeability of tissues by means of the highly entangled network which can be formed because of its high molecular weight. To be able to use hyaluronic acid for several biomedical applications it is necessary to have an understanding of its …
Swelling Behavior of Hyaluronic Acid/Polyallylamine Hydrochloride …
2005年3月3日· The reversible swelling behavior of multilayer films containing hyaluronic acid and polyallylamine hydrochloride was investigated using in situ ellipsometry, since many of the natural functions and applied uses of hyaluronic acid are related to the extraordinary ability of this biopolymer to swell, and to respond conformationally to the local solution environment. …
USB1 - Hyaluronic acid gel, a method of its production …
100 mg, on a dry basis, of the hyaluronic acid gel was immersed in 200 ml of distilled water and left to stand at 25 C. for 24 hours. The swollen hyaluronic acid gel was withdrawn, drained on filter paper and weighed. The swelling ratio was 117.
Hyaluronic acid injection for joints and tendons: Is it …
2021年2月14日· We are not entirely sure, but we have some ideas. One theory is that hyaluronic acid gel injection acts as a lubricant, so the joint works more smoothly. Alternatively, we think a gel injection reduces joint inflammation, …
A self‐adhesive microneedle patch with drug loading capability through swelling effect …
2020年2月21日· Hyaluronic acid (HA) is known to hold up to 100 times its weight in water. 12 Crosslinking can be exploited to control swelling. Recently, we demonstrated that methacrylated HA (MeHA)-based hydrogel MNs could swell up to nine times its original weight in within minutes. 13 The higher swelling ratio and shorter duration of MeHA MNs is hypothesized to exceed the …
Frontiers | Calcium Phosphate/Hyaluronic Acid …
2022年7月5日· Furthermore, gel fraction strongly affected the pH changes and swelling of the hydrogels during their neutralization process, as well as the swelling behavior of the lyophilized samples. However, statistically …
Dual-crosslinked hyaluronan hydrogels with rapid gelation …
2020年9月14日· Lee, Y. et al. Thermo-sensitive, injectable, and tissue adhesive sol–gel transition hyaluronic acid/pluronic composite hydrogels prepared from bio-inspired catechol-thiol reaction. Soft Matter 6 ...
Gels | Free Full-Text | Synthesis of Novel Hyaluronic Acid …
2022年7月30日· Here, we present a one-pot procedure for the preparation of hyaluronic acid (HA) sulfonated hydrogels in aqueous alkaline medium. The HA hydrogels were crosslinked using 1,4-butanedioldiglycidyl ether (BDDE) alone, or together with N-bis(2-hydroxyethyl)-2-aminoethanesulfonic acid (Bes), as a safe sulfonating agent. Conditions for the simultaneous …
Hybrid Hydrogel Composed of Hyaluronic Acid, Gelatin, and Extracellular Cartilage Matrix …
2021年12月24日· A novel series of composite hydrogels, built from the three components 1), hyaluronic acid methacryloyl (HAMA); 2), gelatin methacryloyl (GelMA), and 3), extracellular cartilage matrix (ECM), was prepared and studied regarding the possible utility in the surgical repair of damaged (perforated) tympanic membrane (TM). Noteworthy is component 3), which …
Gels | Free Full-Text | Fabrication of High-Resolution Fine Microneedles Derived from Hydrolyzed Hyaluronic Acid Gels …
2022年11月29日· Hydrolyzed hyaluronic acid high-resolution fine microneedles of 13 µm in diameter and 24 µm in height were fabricated from hydrolyzed hyaluronic acid gels made in mixtures of water using vacuum environment imprint lithography processes with a water permeable mold. The gas traps of water and volatile solvents in the imprint materials cause …
Swelling of Collagen-Hyaluronic Acid Co-Gels: An In Vitro …
To create a pre-stressed model system, co-gels were fabricated from a combination of hyaluronic acid (HA) and reconstituted Type-I collagen (Col). When placed in solutions of varying osmolarity, HA-Col co-gels swell as the HA imbibes water, which in turn stretches (and stresses) the collagen network. In this way, co-gels with residual stress (i ...
Swelling Behavior of Hyaluronic Acid/Polyallylamine …
The reversible swelling behavior of multilayer films containing hyaluronic acid and polyallylamine hydrochloride was investigated using in situ ellipsometry, since many of the natural functions and applied uses of hyaluronic acid are related to the extraordinary ability of this biopolymer to swell, and to respond conformationally to the local solution …
Hyaluronic Acid: Benefits, Side Effects, & Dosage
2022年12月17日· Intra-articular (within the joint) hyaluronic acid is classified as a class III medical device. 4. Suggested dose: For thumb osteoarthritis, the dose is 5 milligrams (mg) for one cycle of three …
Hyaluronan-based hydrogels as dermal fillers: The biophysical …
2019年6月11日· Biophysical and biochemical data on hyaluronan (HA)-based dermal fillers strongly support their optimal use and design to meet specific requisites. Here, four commercially available (in Europe) HA “volumetric” fillers, among the most used in the clinical practice, have been characterized in vitro. Analyses revealed the highest …
Can 1 gram hyaluronic acid really hold 6L of water?
"Swelling behavior of hyaluronic acid gels." Journal of applied polymer science 45.2 (1992): 293-298. Chun, Cheolbyong, et al. "Effect of molecular weight of hyaluronic acid (HA) on viscoelasticity and particle texturing feel of HA dermal biphasic fillers." 20.1 ...
A practical guide to hydrogels for cell culture | Nature Methods
2016年4月28日· However, hydrogels—water-swollen networks of polymers—have emerged as the most promising option for cell culture ( Fig. 2) since they mimic salient elements of native extracellular matrices ...
Gels | Free Full-Text | Synthesis of Novel Hyaluronic Acid …
2022年7月30日· Here, we present a one-pot procedure for the preparation of hyaluronic acid (HA) sulfonated hydrogels in aqueous alkaline medium. The HA hydrogels were crosslinked using 1,4-butanedioldiglycidyl ether (BDDE) alone, or together with N-bis(2-hydroxyethyl)-2-aminoethanesulfonic acid (Bes), as a safe sulfonating agent. Conditions …
Implantable and in-vivo shape-recoverable nanocellulose-hyaluronic acid …
2023年1月5日· We simply transplanted the lyophilized gel into mouse abdominal subcutaneous tissue with small size wound ... Effect of pH on the behavior of hyaluronic acid in dilute and semidilute aqueous solutions Macromolecular Symposia, 274 (1) (2008), pp. 131-140 A. ...
Long term safety, efficacy, and patient acceptability of hyaluronic acid …
2022年12月23日· Kawasaki K Ochi M Uchio Y Adachi N Matsusaki M Hyaluronic acid enhances proliferation and chondroitin sulfate synthesis in cultured chondrocytes embedded in collagen gels J Cell Physiol 1999 1792 142 148 [Crossref], [Web of Science ®],
Hyaluronic acid and multiwalled carbon nanotubes as bioink …
2 天前· Hyaluronic acid (HA) is a glycosaminoglycan prevalent in abundance in ECM of articular cartilage 14. It provides antioxidative, anti-inflammatory, and chondroprotective effects, which are ...
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