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Mitochondrial Diseases

  1. Content type: Research

    The vision loss in Leber hereditary optic neuropathy patients is due to mitochondrial DNA mutations. No treatment has shown a clear-cut benefit on a clinically meaningful end-point. However, clinical evidences...

    Authors: Sonia Emperador, Ester López-Gallardo, Carmen Hernández-Ainsa, Mouna Habbane, Julio Montoya, M. Pilar Bayona-Bafaluy and Eduardo Ruiz-Pesini

    Citation: Orphanet Journal of Rare Diseases 2019 14:150

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  2. Content type: Research

    TK2 gene encodes for mitochondrial thymidine kinase, which phosphorylates the pyrimidine nucleosides thymidine and deoxycytidine. Recessive mutations in the TK2 gene are responsible for the ‘myopathic form’ of...

    Authors: Cristina Domínguez-González, Aurelio Hernández-Laín, Eloy Rivas, Ana Hernández-Voth, Javier Sayas Catalán, Roberto Fernández-Torrón, Carmen Fuiza-Luces, Jorge García García, Germán Morís, Montse Olivé, Frances Miralles, Jordi Díaz-Manera, Candela Caballero, Bosco Méndez-Ferrer, Ramon Martí, Elena García Arumi…

    Citation: Orphanet Journal of Rare Diseases 2019 14:100

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  3. Content type: Research

    Mitochondrial disease (MD) is a heterogeneous group of disorders characterized by impaired energy production caused by abnormal oxidative phosphorylation. Diagnosis of MD is challenging given the variability i...

    Authors: Bruce Cohen, Cristy Balcells, Brian Hotchkiss, Kavita Aggarwal and Amel Karaa

    Citation: Orphanet Journal of Rare Diseases 2018 13:210

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  4. Content type: Research

    Mitochondrial acyl-CoA dehydrogenase family member 9 (ACAD9) is essential for the assembly of mitochondrial respiratory chain complex I. Disease causing biallelic variants in ACAD9 have been reported in individua...

    Authors: Birgit M. Repp, Elisa Mastantuono, Charlotte L. Alston, Manuel Schiff, Tobias B. Haack, Agnes Rötig, Anna Ardissone, Anne Lombès, Claudia B. Catarino, Daria Diodato, Gudrun Schottmann, Joanna Poulton, Alberto Burlina, An Jonckheere, Arnold Munnich, Boris Rolinski…

    Citation: Orphanet Journal of Rare Diseases 2018 13:120

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  5. Content type: Research

    The first subjects with deficiency of mitochondrial tryptophanyl-tRNA synthetase (WARS2) were reported in 2017. Their clinical characteristics can be subdivided into three phenotypes (neonatal phenotype, sever...

    Authors: Elise Vantroys, Joél Smet, Arnaud V. Vanlander, Sarah Vergult, Ruth De Bruyne, Frank Roels, Hedwig Stepman, Herbert Roeyers, Björn Menten and Rudy Van Coster

    Citation: Orphanet Journal of Rare Diseases 2018 13:80

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  6. Content type: Research

    KARS encodes lysyl- transfer ribonucleic acid (tRNA) synthetase, which catalyzes the aminoacylation of tRNA-Lys in the cytoplasm and mitochondria. Eleven families/sporadic patients and 16 different mutations in K...

    Authors: Anna Ardissone, Davide Tonduti, Andrea Legati, Eleonora Lamantea, Rita Barone, Imen Dorboz, Odile Boespflug-Tanguy, Gabriella Nebbia, Marco Maggioni, Barbara Garavaglia, Isabella Moroni, Laura Farina, Anna Pichiecchio, Simona Orcesi, Luisa Chiapparini and Daniele Ghezzi

    Citation: Orphanet Journal of Rare Diseases 2018 13:45

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  7. Content type: Review

    To evaluate the feasibility of microRNAs (miR) in clinical use to fill in the gap of current methodology commonly used to test hearing impairment in MELAS patients.

    Authors: Arianna Di Stadio, Valentina Pegoraro, Laura Giaretta, Laura Dipietro, Roberta Marozzo and Corrado Angelini

    Citation: Orphanet Journal of Rare Diseases 2018 13:35

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  8. Content type: Research

    More than half of the patients harbouring the m.3243A > G mutation were found to have trouble maintaining balance when walking in a recent study by our group. Others demonstrated that these patients had an abn...

    Authors: Rob Ramakers, Saskia Koene, Jan T Groothuis, Paul de Laat, Mirian CH Janssen and Jan Smeitink

    Citation: Orphanet Journal of Rare Diseases 2017 12:91

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    The Erratum to this article has been published in Orphanet Journal of Rare Diseases 2017 12:170

  9. Content type: Research

    Heterozygous mutations in OPA1 are a common cause of autosomal dominant optic atrophy, sometimes associated with extra-ocular manifestations. Few cases harboring compound heterozygous OPA1 mutations have been des...

    Authors: Alessia Nasca, Teresa Rizza, Mara Doimo, Andrea Legati, Andrea Ciolfi, Daria Diodato, Cristina Calderan, Gianfranco Carrara, Eleonora Lamantea, Chiara Aiello, Michela Di Nottia, Marcello Niceta, Costanza Lamperti, Anna Ardissone, Stefania Bianchi-Marzoli, Giancarlo Iarossi…

    Citation: Orphanet Journal of Rare Diseases 2017 12:89

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  10. Content type: Research

    Mitochondrial diseases due to defective respiratory chain complex III (CIII) are relatively uncommon. The assembly of the eleven-subunit CIII is completed by the insertion of the Rieske iron-sulfur protein, a ...

    Authors: Saara Tegelberg, Nikica Tomašić, Jukka Kallijärvi, Janne Purhonen, Eskil Elmér, Eva Lindberg, David Gisselsson Nord, Maria Soller, Nicole Lesko, Anna Wedell, Helene Bruhn, Christoph Freyer, Henrik Stranneheim, Rolf Wibom, Inger Nennesmo, Anna Wredenberg…

    Citation: Orphanet Journal of Rare Diseases 2017 12:73

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  11. Content type: Research

    The group of ELAC2-related encephalomyopathies is a recent addition to the rapidly growing heterogeneous mitochondrial disorders.

    Authors: Nadia A. Akawi, Salma Ben-Salem, Jozef Hertecant, Anne John, Thachillath Pramathan, Praseetha Kizhakkedath, Bassam R. Ali and Lihadh Al-Gazali

    Citation: Orphanet Journal of Rare Diseases 2016 11:139

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  12. Content type: Research

    Mitochondrial myopathy severely affects skeletal muscle structure and function resulting in defective oxidative phosphorylation. However, the major pathomechanisms and therewith effective treatment approaches ...

    Authors: Saskia Maria Gehrig, Violeta Mihaylova, Sebastian Frese, Sandro Manuel Mueller, Maria Ligon-Auer, Christina M. Spengler, Jens A. Petersen, Carsten Lundby and Hans H. Jung

    Citation: Orphanet Journal of Rare Diseases 2016 11:105

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  13. Content type: Research

    Mitochondrial disorders belong to the most prevalent inherited metabolic diseases with the m.3243A > G mutation reflecting being one of the most common mutations in mitochondrial DNA. Previous studies showed l...

    Authors: Christianne Verhaak, Paul de Laat, Saskia Koene, Marijke Tibosch, Richard Rodenburg, Imelda de Groot, Hans Knoop, Mirian Janssen and Jan Smeitink

    Citation: Orphanet Journal of Rare Diseases 2016 11:25

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