Results 31 to 40 of about 203,473 (308)

Exploring Extracellular Matrix Crosslinking as a Therapeutic Approach to Fibrosis

open access: yesCells
The extracellular matrix (ECM) provides structural support for tissues and regulatory signals for resident cells. ECM requires a careful balance between protein accumulation and degradation for homeostasis.
Sarah M. Lloyd, Yupeng He
doaj   +1 more source

The Effects of Citric Acid Crosslinking on Fabrication and Characterization of Gelatin/Curcumin-Based Electrospun Antioxidant Nanofibers

open access: yesAntioxidants, 2023
Nanofibers, produced through the novel method of electrospinning, have a high ratio of surface area to volume, which allows them to have different optical, electrical, thermal, and mechanical properties than macroscale materials.
Reem Hasan   +4 more
doaj   +1 more source

The Shewanella oneidensis Fic enzyme SoFic targets the switch‐I region of EF‐Tu for AMPylation

open access: yesFEBS Letters, EarlyView.
Fic enzymes mediate diverse post‐translational modifications across all domains of life, including AMPylation. Prokaryotic EF‐Tu can be AMPylated and deAMPylated by the conserved Fic enzyme SoFic. Structural and biochemical approaches were used to characterize the effect of AMPylation on EF‐Tu, SoFic's enzymatic activities, and the enzyme‐target ...
Svenja Runge   +6 more
wiley   +1 more source

Effects of Crosslinking Methods on Network Structure and Enzymatic Degradation of Methacrylate-Functionalized Chitosan Hydrogel [PDF]

open access: yes, 2018
Polysaccharides, such as hyaluronic acid, alginate, or chitosan, can be modified by addition of reactive functional groups to enable chemical crosslinking.
Juhong Ahn (6067943)   +7 more
core   +1 more source

Optical Correction of Keratoconus with a Scleral Gas-Permeable Lenses

open access: yesOftalʹmologiâ, 2019
The optical properties of the cornea are determined by its ability to refract and transmit light. Keratoconus changes cornea’s shape, the surface of the cornea becomes irregular, which leads to a violation of light refraction and the occurrence of ...
A. V. Myagkov   +4 more
doaj   +1 more source

The ubiquitin system in normal and infected germinal center B cells

open access: yesFEBS Letters, EarlyView.
The ubiquitin system plays a central role in germinal center (GC) B cells, influencing differentiation to long‐lived memory B cells. Oncogenic gammaherpesviruses gain access to memory B cells by establishing latency in GC B cells. Mapping ubiquitin mechanisms in normal and infected GC B cells will define specific molecular circuits in B cells germane ...
Destiny Davis   +2 more
wiley   +1 more source

The XPF-ERCC1 endonuclease and homologous recombination contribute to the repair of minor groove DNA interstrand crosslinks inmammalian cells produced by the pyrrolo[2,1-c][1,4]benzodiazepine dimer SJG-136 [PDF]

open access: yes, 2005
SJG-136, a pyrrolo[2,1-c][1,4]benzodiazepine (PBD) dimer, is a highly efficient interstrand crosslinking agent that reacts with guanine bases in a 5'-GATC-3' sequence in the DNA minor groove.
Hartley, J.A.   +13 more
core   +1 more source

Insights on Chemical Crosslinking Strategies for Proteins

open access: yes, 2022
Crosslinking of proteins has gained immense significance in the fabrication of biomaterials for various health care applications. Various novel chemical-based strategies are being continuously developed for intra-/inter-molecular crosslinking of proteins
Chanda, Kaushik   +9 more
core   +1 more source

The Science and Clinical Evolution of Corneal Cross-Linking: Mechanism of Action, Ultra-Structural Changes, Clinical Indications, and Emerging Treatment Strategies

open access: yesOphthalmology and Therapy
Keratoconus is the most common corneal ectatic disorder worldwide. Typically manifesting in adolescence, it imposes a substantial burden on quality of life and, if untreated, may progress to advanced stages requiring corneal transplantation.
Cosimo Mazzotta   +5 more
doaj   +1 more source

Tough Materials Through Ionic Interactions

open access: yesFrontiers in Chemistry, 2021
This article introduces butyl acrylate-based materials that are toughened with dynamic crosslinkers. These dynamic crosslinkers are salts where both the anion and cation polymerize.
Linda Salminen   +3 more
doaj   +1 more source

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