Results 41 to 50 of about 15,555 (178)

Mapping metabolic brain activity in three models of hepatic encephalopathy [PDF]

open access: yes, 2013
Cirrhosis is a common disease in Western countries. Liver failure, hyperammonemia, and portal hypertension are the main factors that contribute to human cirrhosis that frequently leads to a neuropsychiatric disorder known as hepatic encephalopathy (HE ...
Aller Reyero, María Ángeles   +5 more
core   +3 more sources

Maintenance of Carnitine Homeostasis as a Therapeutic Strategy to Attenuate Cisplatin‐Induced Acute Kidney Injury

open access: yesFood Frontiers, Volume 7, Issue 2, March 2026.
ABSTRACT Acute kidney injury (AKI) has emerged as a significant global public health concern due to its high morbidity and mortality rates. Cisplatin, a highly effective and widely used chemotherapeutic agent, is often limited in clinical application by its nephrotoxicity, particularly AKI.
Mingkang Zhang   +5 more
wiley   +1 more source

Ammonia produces pathological changes in human hepatic stellate cells and is a target for therapy of portal hypertension [PDF]

open access: yes, 2016
BACKGROUND AND AIMS: Hepatic stellate cells (HSCs) are vital to hepatocellular function and the liver response to injury. They share a phenotypic homology with astrocytes that are central in the pathogenesis of hepatic encephalopathy, a condition in ...
Andreola, F   +8 more
core   +1 more source

Mitochondrial Dysfunction in Propionic Acidemia: A Case‐Report and Review of the Literature

open access: yesJIMD Reports, Volume 67, Issue 2, March 2026.
ABSTRACT Propionic acidemia is an inborn error of metabolism involving an enzymatic defect of propionyl‐CoA carboxylase that results in the build‐up of toxic metabolites which can induce metabolic decompensation. Secondary mitochondrial dysfunction in propionic acidemia has been commonly recognized; however, its clinical presentation and management are
Brandon K. Walther   +5 more
wiley   +1 more source

Hyperammonemia as a Marker of Subclinical Seizures After Traumatic Cardiac Arrest [PDF]

open access: yes, 2016
This report details the presence of hyperammonemia in a patient who sustained cardiac arrest after a traumatic amputation. Serum ammonia levels may rise due to numerous etiologies; however, few reports detail its usefulness in diagnosing subclinical ...
Aswani, P., Kalina, M.
core   +1 more source

Hyperammonemia in Hepatic Encephalopathy [PDF]

open access: yesJournal of Clinical and Experimental Hepatology, 2018
The precise mechanism underlying the neurotoxicity of Hepatic Encephalopathy (HE) is remains unclear. The dominant view has been that gut-derived nitrogenous toxins are not extracted by the diseased liver and thereby enter the brain. Among the various toxins proposed, the case for ammonia is most compelling.
A R, Jayakumar, Michael D, Norenberg
openaire   +2 more sources

A QSP Model of Valproic Acid Toxicity in Pediatric and Adult Populations: Implications for Formulation Selection and L‐Carnitine Supplementation

open access: yesCPT: Pharmacometrics &Systems Pharmacology, Volume 15, Issue 2, February 2026.
Schematic workflow of the QSP model development and application. The study builds upon an initial adult male model structure (top left) by integrating reported data on age‐related changes in elimination pathways (top right). This allowed for the extension of the QSP model to pediatric and female populations (bottom right), which was then used to ...
Alejandra Schiavo   +5 more
wiley   +1 more source

Hepatic Failure: Role for biochemists and nutrition experts [PDF]

open access: yes, 2002
Nutritional support to hepatic failure patients is challenging and requires experience, skill, careful planning and meticulous follow-up.
Rao Nanjunda, Mr Ananth
core   +1 more source

Ammonia toxicity to the brain and creatine. [PDF]

open access: yes, 2004
Symptoms of hyperammonemia are age-dependent and some are reversible. Multiple mechanisms are involved. Hyperammonemia increases the uptake of tryptophan into the brain by activation of the L-system carrier while brain glutamine plays a still undefined ...
Bachmann, C.   +4 more
core   +1 more source

Hyperammonemia in azotemic cats

open access: yesJournal of Feline Medicine and Surgery, 2020
Objectives Hyperammonemia occurs in cats with hepatobiliary and nutritional (cobalamin and arginine deficiency) disorders, and has also been documented in four cats with renal azotemia. We hypothesized that in cats with renal azotemia, fasting hyperammonemia would correlate with indices of worsening kidney function, and would be independent of ...
Lauren Carvalho   +3 more
openaire   +2 more sources

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