Characterization of Inhibitory and Stimulatory Effects of Zona Pellucida Glycoproteins on the Proacrosin/Acrosin System

Author(s):  
Uwe Eberspächer ◽  
Peter Donner
Keyword(s):  
Materials ◽  
2021 ◽  
Vol 14 (5) ◽  
pp. 1223
Author(s):  
Elisa Ficarella ◽  
Mohammad Minooei ◽  
Lorenzo Santoro ◽  
Elisabetta Toma ◽  
Bartolomeo Trentadue ◽  
...  

This article presents a very detailed study on the mechanical characterization of a highly nonlinear material, the immature equine zona pellucida (ZP) membrane. The ZP is modeled as a visco-hyperelastic soft matter. The Arruda–Boyce constitutive equation and the two-term Prony series are identified as the most suitable models for describing the hyperelastic and viscous components, respectively, of the ZP’s mechanical response. Material properties are identified via inverse analysis based on nonlinear optimization which fits nanoindentation curves recorded at different rates. The suitability of the proposed approach is fully demonstrated by the very good agreement between AFM data and numerically reconstructed force–indentation curves. A critical comparison of mechanical behavior of two immature ZP membranes (i.e., equine and porcine ZPs) is also carried out considering the information on the structure of these materials available from electron microscopy investigations documented in the literature.


2003 ◽  
Vol 2 (4) ◽  
pp. 279-286 ◽  
Author(s):  
Yu Sun ◽  
Kai-Tak Wan ◽  
K.P. Roberts ◽  
J.C. Bischof ◽  
B.J. Nelson

2011 ◽  
Vol 18 (9) ◽  
pp. 876-885 ◽  
Author(s):  
Mayel Chirinos ◽  
Cecilia Cariño ◽  
María Elena González-González ◽  
Ernesto Arreola ◽  
Rodrigo Reveles ◽  
...  

1992 ◽  
Vol 46 (5) ◽  
pp. 912-919 ◽  
Author(s):  
Yoshihiko Araki Araki ◽  
Marie-Claire Orgebin-Crist ◽  
Daulat Ram P. Tulsiani
Keyword(s):  

2009 ◽  
Vol 344 (12) ◽  
pp. 1541-1549 ◽  
Author(s):  
Dorothee von Witzendorff ◽  
Kai Maass ◽  
Andreas Pich ◽  
Silja Ebeling ◽  
Sabine Kölle ◽  
...  

1994 ◽  
Vol 239 (2) ◽  
pp. 137-149 ◽  
Author(s):  
Manuel Avilés ◽  
José Angel Martínez-Menárguez ◽  
María Teresa Castells ◽  
Juan Francisco Madrid ◽  
José Ballesta

DNA Sequence ◽  
1994 ◽  
Vol 4 (6) ◽  
pp. 361-393 ◽  
Author(s):  
Jeffrey D. Harris ◽  
David W. Hibler ◽  
Gregory K. Fontenot ◽  
Kuang T. Hsu ◽  
Edward C. Yurewicz ◽  
...  

1996 ◽  
Vol 240 (2) ◽  
pp. 448-453 ◽  
Author(s):  
Toshiyuki Katsumata ◽  
Satoru Noguchi ◽  
Naoto Yonezawa ◽  
Masaru Tanokura ◽  
Minoru Nakano

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