Early brain injury after subarachnoid hemorrhage: incidence and mechanisms

DC Lauzier, K Jayaraman, JY Yuan, D Diwan… - Stroke, 2023 - Am Heart Assoc
Aneurysmal subarachnoid hemorrhage is a devastating condition causing significant
morbidity and mortality. While outcomes from subarachnoid hemorrhage have improved in …

Pathophysiology of delayed cerebral ischemia after subarachnoid hemorrhage: a review

WS Dodd, D Laurent, AS Dumont… - Journal of the …, 2021 - Am Heart Assoc
Delayed cerebral ischemia is a major predictor of poor outcomes in patients who suffer
subarachnoid hemorrhage. Treatment options are limited and often ineffective despite many …

Hemolysis, free hemoglobin toxicity, and scavenger protein therapeutics

F Vallelian, PW Buehler… - Blood, The Journal of the …, 2022 - ashpublications.org
During hemolysis, erythrophagocytes dispose damaged red blood cells. This prevents the
extracellular release of hemoglobin, detoxifies heme, and recycles iron in a linked metabolic …

Haptoglobin: From hemoglobin scavenging to human health

A di Masi, G De Simone, C Ciaccio, S D'Orso… - Molecular Aspects of …, 2020 - Elsevier
Haptoglobin (Hp) belongs to the family of acute-phase plasma proteins and represents the
most important plasma detoxifier of hemoglobin (Hb). The basic Hp molecule is a tetrameric …

Reflections of an aging free radical

B Halliwell - Free Radical Biology and Medicine, 2020 - Elsevier
In this mini-reflection, I explain how during my doctoral work in a Botany Department I first
became interested in H 2 O 2 and later in my career in other reactive oxygen species …

Systemic inflammation after aneurysmal subarachnoid hemorrhage

CZ Chai, UC Ho, LT Kuo - International Journal of Molecular Sciences, 2023 - mdpi.com
Aneurysmal subarachnoid hemorrhage (aSAH) is one of the most severe neurological
disorders, with a high mortality rate and severe disabling functional sequelae. Systemic …

Hemolysis derived products toxicity and endothelium: model of the second hit

M Frimat, I Boudhabhay, LT Roumenina - Toxins, 2019 - mdpi.com
Vascular diseases are multifactorial, often requiring multiple challenges, or 'hits', for their
initiation. Intra-vascular hemolysis illustrates well the multiple-hit theory where a first event …

Haptoglobin therapeutics and compartmentalization of cell-free hemoglobin toxicity

PW Buehler, DJ Schaer - Trends in molecular medicine, 2020 - cell.com
Hemolysis and accumulation of cell-free hemoglobin (Hb) in the circulation or in confined
tissue compartments such as the subarachnoid space is an important driver of disease …

Red blood cells and hemoglobin in human atherosclerosis and related arterial diseases

JB Michel, JL Martin-Ventura - International Journal of Molecular Sciences, 2020 - mdpi.com
As the main particulate component of the circulating blood, RBCs play major roles in
physiological hemodynamics and impact all arterial wall pathologies. RBCs are the main …

Cerebrospinal fluid hemoglobin drives subarachnoid hemorrhage-related secondary brain injury

K Akeret, RM Buzzi, CA Schaer… - Journal of Cerebral …, 2021 - journals.sagepub.com
Secondary brain injury after aneurysmal subarachnoid hemorrhage (SAH-SBI) contributes to
poor outcomes in patients after rupture of an intracranial aneurysm. The lack of diagnostic …