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Substituição do tronco da artéria pulmonar em carneiros utilizando heteroenxerto tubular valvado com preservação não-aldeídica
(Sociedade Brasileira de Cirurgia Cardiovascular, 2012-09-01)
INTRODUCTION: The cardiac bioprostheses are related to thromboembolic events, infectious and degenerative diseases. Wear is mainly attributed to the denaturation of collagen. Glutaraldehyde, the predominant method of ...
Healing process in anastomosis of homologous venous grafts preserved in glutaraldehyde implanted aorta of rabbits
(Edizioni Minerva Medica, 2003-06-01)
Aim. Autologous vein (AV) is sometimes not suitable or present for a vascular restoration. Homologous vein preserved in glutaraldehyde may be an alternative to AV, but little is yet known about this graft and its healing ...
A scanning electronic microscopy study of the action of different desensitizing agents on bovine dentin
(2008-07-01)
This study sought to use scanning electronic microscopy (SEM) to evaluate the dentinal tubule occlusion potential of different desensitizing agents. Ten slices of bovine dentin were divided into six fragments, cleaned ...
A new application of humic substances: Activation of supports for invertase immobilization
(2000-12-01)
Invertase was immobilized on aminopropyl silica (APTS-SiO2) activated with humic substances (APTS-SiO2-HS) and on aminopropyl silica activated with glutaraldehyde (APTS-SiO2-GA). The resulting activity of both systems was ...