Targeting CPS1 in the treatment of Carbamoyl phosphate synthetase 1 (CPS1) deficiency, a urea cycle disorder

2017 ◽  
Vol 21 (4) ◽  
pp. 391-399 ◽  
Author(s):  
Carmen Diez-Fernandez ◽  
Johannes Häberle
Cell ◽  
2009 ◽  
Vol 137 (3) ◽  
pp. 560-570 ◽  
Author(s):  
Takashi Nakagawa ◽  
David J. Lomb ◽  
Marcia C. Haigis ◽  
Leonard Guarente

2021 ◽  
Vol 8 ◽  
pp. 2329048X2098517
Author(s):  
Meaghan McGowan ◽  
Carlos Ferreira ◽  
Matthew Whitehead ◽  
Sudeepta K. Basu ◽  
Taeun Chang ◽  
...  

Neonatal-onset urea cycle disorders (UCDs) may result in hyperammonemic (HA) encephalopathy presenting with several neurologic sequelae including seizures, coma, and death. However, no recommendations are given in how and when neurodiagnostic studies should be used to screen or assess for these neurologic complications. We present a case of carbamoyl phosphate synthetase 1 (CPS1) deficiency in a newborn female in which electroencephalogram monitoring to assess encephalopathy and seizures, and magnetic resonance imaging measurements of brain metabolites were used to guide care during her hyperammonemic crisis. Her neurologic course and response to treatment characterizes the significant neurologic impact of HA encephalopathy. Our group herein proposes a clinical neurodiagnostic pathway for managing acute HA encephalopathy.


Author(s):  
Mehrdad Talebi ◽  
Mohammad Yahya Vahidi Mehrjardi ◽  
Kambiz Kalhor ◽  
Mohammadreza Dehghani

Background: Carbamoyl phosphate synthetase 1 (CPS1) is a liver-specific enzyme with the lowest enzymatic rate, which determines the overall rate of the other reactions in the pathway that converts ammonia to carbamoyl phosphate in the first step of the urea cycle. Carbamoyl phosphate synthetase 1 deficiency (CPS1D), which usually presents as lethal hyperammonemia, is a rare autosomal recessive hereditary disease. Case: We report a case of a two-day-old female neonate with lethal hyperammonemia. The newborn infant was presented with hyperammonemia (34.7


2015 ◽  
Vol 42 (5) ◽  
pp. 249-260 ◽  
Author(s):  
Carmen Díez-Fernández ◽  
José Gallego ◽  
Johannes Häberle ◽  
Javier Cervera ◽  
Vicente Rubio

2007 ◽  
Vol 88 (1) ◽  
pp. 78-88 ◽  
Author(s):  
Samantha L Butler ◽  
Huijia Dong ◽  
Diana Cardona ◽  
Minghong Jia ◽  
Ran Zheng ◽  
...  

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