Results 21 to 30 of about 475,749 (318)

Bone Fragility and Collagen Cross-Links [PDF]

open access: yesJournal of Bone and Mineral Research, 2004
Abstract Infrared imaging analysis of iliac crest biopsy specimens from patients with osteoporotic and multiple spontaneous fractures shows significant differences in the spatial variation of the nonreducible:reducible collagen cross-links at bone-forming trabecular surfaces compared with normal bone.
Paschalis, EP   +5 more
openaire   +3 more sources

Collagen Cross- Linking for Paediatric Keratoconus [PDF]

open access: yesThe Open Ophthalmology Journal, 2017
Background: Since the late 1990s corneal crosslinking (CXL) has been proposed as a new treatment option which can stop progression of keratoconus with promising results in adults. Objective: Keratoconus presents a higher rate and ...
Panos, G.D.   +4 more
openaire   +3 more sources

Corneal changes following collagen cross linking and simultaneous topography guided photoablation with collagen cross linking for keratoconus

open access: yesIndian Journal of Ophthalmology, 2014
Purpose: To compare the outcome of Collagen cross-linking (CXL) with that following topography-guided customized ablation treatment (T-CAT) with simultaneous CXL in eyes with progressive keratoconus.
Prema Padmanabhan   +4 more
doaj   +1 more source

Accelerated epithelium-on or accelerated epithelium-off corneal collagen cross-linking: Contralateral comparison study

open access: yesTaiwan Journal of Ophthalmology, 2020
PURPOSE: The aim of the study is to compare the accelerated epithelial-on corneal collagen cross-linking (epi-on CXL) and accelerated epithelial-off corneal collagen cross-linking (epi-off CXL) in terms of clinical and confocal microscopy results ...
Erdem Yuksel   +2 more
doaj   +1 more source

Collagen cross-linking. Isolation of cross-linked peptides from collagen of chicken bone [PDF]

open access: yesBiochemical Journal, 1973
Cross-linked peptides were isolated from chicken bone collagen that had been digested with CNBr or with bacterial collagenase. Analyses of 3H radioactivity in disc electrophoretic profiles of the CNBr peptides from bone collagens that had been treated with NaB3H indicated that a major site of intermolecular cross-linking in chicken bone collagen is ...
D R, Eyre, M J, Glimcher
openaire   +2 more sources

Age-related type I collagen modifications reveal tissue-defining differences between ligament and tendon

open access: yesMatrix Biology Plus, 2021
Tendons and ligaments tend to be pooled into a single category as dense elastic bands of collagenous connective tissue. They do have many similar properties, for example both tissues are flexible cords of fibrous tissue that join bone to either muscle or
David M. Hudson   +5 more
doaj   +1 more source

Corneal collagen cross-linking

open access: yesMiddle East African Journal of Ophthalmology, 2010
Corneal collagen cross-linking (CXL) with riboflavin and ultraviolet-A (UVA) is a new technique of corneal tissue strengthening by using riboflavin as a photosensitizer and UVA to increase the formation of intra and interfibrillar covalent bonds by photosensitized oxidation.Keratocyte apoptosis in the anterior segment of the corneal stroma all the way ...
Jankov II, Mirko R.   +5 more
openaire   +2 more sources

Collagen cross-linking mediated by lysyl hydroxylase 2: an enzymatic battlefield to combat fibrosis.

open access: yesEssays in Biochemistry, 2019
The hallmark of fibrosis is an excessive accumulation of collagen, ultimately leading to organ failure. It has become evident that the deposited collagen also exhibits qualitative modifications.
Bram Piersma, R. Bank
semanticscholar   +1 more source

Microbial Keratitis After Collagen Cross-linking Treatment

open access: yesTürk Oftalmoloji Dergisi, 2012
A 33-year-old woman presented with pain, redness, and diminution of vision that occurred 2 days after collagen cross-linking had been performed for keratoconus in the right eye.
Banu Torun Acar   +3 more
doaj   +1 more source

Quantification of carboxyl groups in carbodiimide cross-linked collagen sponges [PDF]

open access: yes, 2007
Glutaraldehyde (GA) fixation of bioprosthetic tissue is a well adapted technique, with commercial products on the market for almost 40 years. Amine groups present in tissue react with GA to form different types of cross-links. An estimation of the degree
Everaerts, F.   +4 more
core   +2 more sources

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