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Albuquerque,A.A.S.; Ferreira,L.G.; Carvalho,M.T.M.; Capellini,V.K.; Evora,P.R.B.; Celotto,A.C.. |
Anaphylactic shock can be defined as an acute syndrome, and it is the most severe clinical manifestation of allergic diseases. Anaphylactoid reactions are similar to anaphylactic events but differ in the pathophysiological mechanism. Nitric oxide (NO) inhibitors during anaphylaxis suggest that NO might decrease the signs and symptoms of anaphylaxis but exacerbate associated vasodilation. Therefore, blocking the effects of NO on vascular smooth muscle by inhibiting the guanylate cyclase (GC) would be a reasonable strategy. This study aimed to investigate the effects of NO/cGMP pathway inhibitors methylene blue (MB), Nω-nitro-L-arginine methyl ester hydrochloride (L-NAME), and indigo carmine (IC) in shock induced by compound 48/80 (C48/80) in rats. The... |
Tipo: Info:eu-repo/semantics/article |
Palavras-chave: Endothelial cells; Allergy; Rodent; Nitric oxide; Anaphylaxis. |
Ano: 2020 |
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-879X2020000300606 |
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Feder,D.; Rugollini,M.; Santomauro Jr,A.; Oliveira,L.P.; Lioi,V.P.; dos Santos,R.; Ferreira,L.G.; Nunes,M.T.; Carvalho,M.H.; Delgado,P.O.; Carvalho,A.A.S.; Fonseca,F.L.A.. |
Erythropoietin (EPO) has been well characterized as a renal glycoprotein hormone regulating red blood cell production by inhibiting apoptosis of erythrocyte progenitors in hematopoietic tissues. EPO exerts regulatory effects in cardiac and skeletal muscles. Duchenne muscular dystrophy is a lethal degenerative disorder of skeletal and cardiac muscle. In this study, we tested the possible therapeutic beneficial effect of recombinant EPO (rhEPO) in dystrophic muscles in mdx mice. Total strength was measured using a force transducer coupled to a computer. Gene expression for myostatin, transforming growth factor-β1 (TGF-β1), and tumor necrosis factor-α (TNF-α) was determined by quantitative real time polymerase chain reaction. Myostatin expression was... |
Tipo: Info:eu-repo/semantics/article |
Palavras-chave: Muscular dystrophy; Erythropoietin; Myostatin; Skeletal muscle; Quadriceps. |
Ano: 2014 |
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-879X2014001100966 |
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