Results 171 to 180 of about 355,187 (399)

Severity of effect considerations regarding the use of mutation as a toxicological endpoint for risk assessment: A report from the 8th International Workshop on Genotoxicity Testing (IWGT)

open access: yesEnvironmental and Molecular Mutagenesis, EarlyView.
Abstract Exposure levels without appreciable human health risk may be determined by dividing a point of departure on a dose–response curve (e.g., benchmark dose) by a composite adjustment factor (AF). An “effect severity” AF (ESAF) is employed in some regulatory contexts.
Barbara L. Parsons   +17 more
wiley   +1 more source

Resting coronary flow and coronary flow reserve in human infants after repair or palliation of congenital heart defects as measured by positron emission tomography [PDF]

open access: bronze, 1998
Jon Donnelly   +6 more
openalex   +1 more source

Critical Evaluation of Methods for the Identification of Aneugens

open access: yesEnvironmental and Molecular Mutagenesis, EarlyView.
ABSTRACT The genotoxic potential of chemicals must be evaluated in regulatory safety assessment settings, including but not limited to, the development of new pharmaceuticals, industrial chemicals, food and cosmetic ingredients, and agrochemicals. Initial assessment of the chromosome‐damaging potential of chemicals is often conducted in mammalian cells
Xiaowen Sun   +8 more
wiley   +1 more source

Prognostic Value of Speckle Tracking Echocardiography-Derived Strain in Unmasking Risk for Arrhythmias in Children with Myocarditis

open access: yesBiomedicines
Background/Objectives: Risk assessment in pediatric myocarditis is challenging, particularly when left ventricular ejection fraction (LVEF) is preserved. This study aimed to evaluate LV myocardial deformation using speckle-tracking echocardiography (STE)-
Nele Rolfs   +20 more
doaj   +1 more source

Proximal femoral focal deficiency : a case report [PDF]

open access: yes, 2008
Proximal Femoral Focal Deficiency (PFFD) is a rare and complex congenital anomaly (1:50,000-200,000 population) that results in varying degrees of femoral hypoplasia with limb shortening and pelvic abnormalities.
Chircop, Marcelle   +3 more
core  

Pulmonary blood flow regulates plasma tissue plasminogen activator concentrations in patients with congenital heart defects [PDF]

open access: bronze, 1997
Akira Mishima   +7 more
openalex   +1 more source

Inherited metabolic epilepsies–established diseases, new approaches

open access: yesEpilepsia Open, EarlyView.
Abstract Inherited metabolic epilepsies (IMEs) represent the inherited metabolic disorders (IMDs) in which epilepsy is a prevailing component, often determining other neurodevelopmental outcomes associated with the disorder. The different metabolic pathways affected by individual IMEs are the basis of their rarity and heterogeneity.
Itay Tokatly Latzer, Phillip L. Pearl
wiley   +1 more source

Figure-8 Tachycardia Confined to the Anterior Wall of the Left Atrium [PDF]

open access: yes, 2004
Incisional atrial tachycardias have been described most frequently in patients with previous corrective surgery for congenital heart defects and mitral valve disease.
Jönsson, Anders   +2 more
core   +1 more source

Longest survivor of pulmonary atresia with ventricular septal defect without surgical intervention

open access: yes
ESC Heart Failure, Volume 12, Issue 2, Page 1499-1507, April 2025.
Sang Zhou   +5 more
wiley   +1 more source

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