Results 61 to 70 of about 298,625 (226)

Kearns-Sayre's syndrome developing in a boy who survived Pearson's syndrome caused by mitochondrial DNA deletion [PDF]

open access: yes, 1992
Documenta Ophthalmologica 1992, Volume 82, Issue 1-2, pp 73-79 Kearns-Sayre's syndrome developing in a boy who survived Pearson's syndrome caused by mitochondrial DNA deletion Dr H. J. Simonsz, K. Bärlocher, A.
A Rötig   +7 more
core   +8 more sources

The Eye on Mitochondrial Disorders. [PDF]

open access: yes, 2015
Ophthalmologic manifestations of mitochondrial disorders are frequently neglected or overlooked because they are often not regarded as part of the phenotype.
Daruich, A.   +2 more
core   +2 more sources

Mutations in the mitochondrial cysteinyl-tRNA synthase gene, CARS2, lead to a severe epileptic encephalopathy and complex movement disorder [PDF]

open access: yes, 2015
Background: Mitochondrial disease is often suspected in cases of severe epileptic encephalopathy especially when a complex movement disorder, liver involvement and progressive developmental regression are present.
Collins, Abigail E   +13 more
core   +2 more sources

Pyridoxine Response in Mouse Alas2 Knock-in Models of X-Linked Sideroblastic Anemia and X-Linked Protoporphyria

open access: yesBlood, 2021
Introduction. Pyridoxal 5' Phosphate (PLP) is the cofactor form of vitamin B6 in ~60 human enzymes. The first enzyme of the heme biosynthesis pathway, delta-aminolevulinic acid synthase (ALAS), that catalyzes the condensation of glycine and succinyl ...
S. Ducamp   +3 more
semanticscholar   +1 more source

Exploring the mechanistic link between SF3B1 mutation and ring sideroblast formation in myelodysplastic syndrome

open access: yesScientific Reports, 2022
Acquired sideroblastic anemia, characterized by bone marrow ring sideroblasts (RS), is predominantly associated with myelodysplastic syndrome (MDS). Although somatic mutations in splicing factor 3b subunit 1 (SF3B1), which is involved in the RNA splicing
Tetsuro Ochi   +13 more
doaj   +1 more source

Mitochondrial DNA with a Large-Scale Deletion Causes Two Distinct Mitochondrial Disease Phenotypes in Mice [PDF]

open access: yes, 2013
Studies in patients have suggested that the clinical phenotypes of some mitochondrial diseases might transit from one disease to another (e.g., Pearson syndrome [PS] to Kearns-Sayre syndrome) in single individuals carrying mitochondrial (mt) DNA with a ...
Hayashi Jun-Ichi   +6 more
core   +1 more source

Removal of Toxic Metabolites—Chelation: Manganese Disorders

open access: yesJournal of Inherited Metabolic Disease, Volume 48, Issue 6, November 2025.
ABSTRACT Manganese (Mn) overload is a characteristic of multiple disease entities, from acquired manganism upon environmental or occupational overexposure, to end‐stage liver disease and certain genetic disorders. The latter include hypermanganesaemia with dystonia 1 and 2 caused by pathogenic variants in the genes encoding the Mn transporters SLC30A10
Hendrik Vogt   +4 more
wiley   +1 more source

HSCB, a co-chaperone in mitochondrial iron-sulfur cluster biogenesis, is a novel candidate gene for congenital sideroblastic anemia [PDF]

open access: yes, 2017
Congenital sideroblastic anemias (CSA) are inherited diseases resulting from defects in heme biosynthesis, mitochondrial iron-sulfur cluster (ISC) assembly, or mitochondrial translation.
Crispin, Andrew
core  

Mitochondrial Diseases: Molecular Pathogenesis and Therapeutic Advances

open access: yesMedComm, Volume 6, Issue 9, September 2025.
Key pathogenic mechanisms—OXPHOS defects, heteroplasmy, impaired mtDNA repair, disrupted dynamics/mitophagy, and inflammatory signaling—drive multiorgan involvement in mitochondrial diseases. Targeted interventions include metabolic drugs (CoQ10, idebenone, EPI‐743), mitochondrial gene editing (DdCBE, mitoBEs, CyDENT/mitoTALEN/mtZFN), and mitochondrial
Jialun Mei   +6 more
wiley   +1 more source

Severe isoniazid related sideroblastic anemia

open access: yesHematology Reports, 2011
Isoniazid induced sideroblastic anemia is a rare event. We report case of a 45 year old Caucasian women with development of severe anaemia 4 month after introduction of Isoniazid as part of Tuberculosis treatment.
Rein Jan Piso   +2 more
doaj   +1 more source

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