A comparison of two sources of methionine supplemented at different levels on heat shock protein 70 expression and oxidative stress product of Peking ducks subjected to heat stress

2017 ◽  
Vol 102 (1) ◽  
pp. e147-e154 ◽  
Author(s):  
L. Guo ◽  
R. Li ◽  
Y. F. Zhang ◽  
T. Y. Qin ◽  
Q. S. Li ◽  
...  
Stress ◽  
2006 ◽  
Vol 9 (2) ◽  
pp. 107-115 ◽  
Author(s):  
J. M. F. Antunes-Neto ◽  
M. H. Toyama ◽  
E. M. Carneiro ◽  
A. C. Boschero ◽  
L. Pereira-da-Silva ◽  
...  

2014 ◽  
Vol 87 (5) ◽  
pp. 652-662 ◽  
Author(s):  
Ashra Kolhatkar ◽  
Cayleih E. Robertson ◽  
Maria E. Thistle ◽  
A. Kurt Gamperl ◽  
Suzanne Currie

2017 ◽  
Vol 95 (6) ◽  
pp. 732-742 ◽  
Author(s):  
Abdelaziz M. Hussein ◽  
Khaled M. Abbas ◽  
Osama A. Abulseoud ◽  
El-Hussainy M.A. El-Hussainy

The present study investigated the effects of ferulic acid (FA) on pentylenetetrazole (PTZ)-induced seizures, oxidative stress markers (malondialdehyde (MDA), catalase, and reduced glutathione (GSH)), connexin (Cx) 43, heat shock protein 70 (Hsp 70), and monoamines (serotonin (5-HT) and norepinephrine (NE)) levels in a rat model of PTZ-induced kindling. Sixty Sprague Dawley rats were divided into 5 equal groups: (a) normal group; (b) FA group: normal rats received FA at a dose of 40 mg/kg daily; (c) PTZ group: normal rats received PTZ at a dose of 50 mg/kg i.p. on alternate days for 15 days; (d) FA-before group: treatment was the same as for the PTZ group, except rats received FA; and (e) FA-after group: rats received FA from sixth dose of PTZ. PTZ caused a significant increase in MDA, Cx43, and Hsp70 along with a significant decrease in GSH, 5-HT, and NE levels and CAT activity in the hippocampus (p < 0.05). Pre- and post-treatment with FA caused significant improvement in behavioral parameters, MDA, CAT, GSH, 5-HT, NE, Cx43 expression, and Hsp70 expression in the hippocampal region (p < 0.05). We conclude that FA has neuroprotective effects in PTZ-induced epilepsy, which might be due to attenuation of oxidative stress and Cx43 expression and upregulation of neuroprotective Hsp70 and neurotransmitters (5-HT and NE).


2004 ◽  
Vol 82 ◽  
pp. S181
Author(s):  
S. Lima ◽  
A. Cedenho ◽  
P. Hassun ◽  
R. Bertolla ◽  
S. Oehninger ◽  
...  

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