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Propionic acidemia is an inherited disorder in which the body
is unable to process certain proteins and lipids (fats) properly.
The condition, which usually appears in early infancy, is characterized
by poor feeding, vomiting, weak muscle tone (hypotonia), and
lethargy. The effects of propionic acidemia can be life-threatening.
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Informational Websites on Propionic Acidemia
Database of Federally Funded Biomedical Research Projects
Current Research Articles on Propionic Acidemia
Overview
Propionic acidemia revisited: a workshop report.
Clin Pediatr (Phila). 2004 Nov-Dec;43(9):837-43.
Cardiology
Prolonged QTc intervals and decreased left ventricular contractility in patients with propionic acidemia.
J Pediatr. 2007 Feb;150(2):192-7, 197.e1.
Cardiac Arrest Secondary to Long QT(C )in a Child with Propionic Acidemia.
Pediatr Cardiol. 2007 Dec 5;
Coincidence of long QT syndrome and propionic acidemia.
Pediatr Cardiol. 2006 Jan-Feb;27(1):160-1.
Clinical, pathological, and biochemical studies in a patient with propionic acidemia and fatal cardiomyopathy.
Mol Genet Metab. 2005 Aug;85(4):286-90.
Liver Transplantation
Auxiliary liver transplantation for propionic acidemia: a 10-year follow-up.
Am J Transplant. 2007 Sep;7(9):2200-3.
Evaluation and management of patients with propionic acidemia undergoing liver transplantation: a comprehensive review.
Pediatr Transplant. 2006 Nov;10(7):773-81.
Liver transplantation for inborn errors of metabolism.
Transplantation. 2005 Sep 27;80(1 Suppl):S135-7. Review.
Long-term survival after liver transplantation in children with metabolic disorders.
Pediatr Transplant. 2002 Aug;6(4):295-300.
PCC Enzyme
Characterization of four variant forms of human propionyl-CoA carboxylase expressed in Escherichia coli.
J Biol Chem. 2005 Jul 29;280(30):27719-27.
Kinetic characterization of mutations found in propionic acidemia and methylcrotonylglycinuria: evidence for cooperativity in biotin carboxylase.
J Biol Chem. 2004 Apr 16;279(16):15772-8.
Propionic acidemia: analysis of mutant propionyl-CoA carboxylase enzymes expressed in Escherichia coli. Hum Mutat. 2002 Jun;19(6):629-40.
Chaperonin-mediated assembly of wild-type and utant subunits of human propionyl-CoA carboxylase expressed in Escherichia coli.
Hum Mol Genet. 1996 Mar;5(3):331-7.
Mitochondrial Dysfunction
- Schwab MA, Sauer SW, Okun JG, Nijtmans LG, Rodenburg RJ, van den Heuvel LP, Dröse S, Brandt U, Hoffmann GF, Ter Laak H, Kölker S, Smeitink JA.
Secondary mitochondrial dysfunction in propionic aciduria: a pathogenic role for endogenous mitochondrial toxins.
Biochem J. 2006 Aug 15;398(1):107-12.
Mouse Model of PA / Gene Therapy
- Miyazaki T, Ohura T, Kobayashi M, Shigematsu Y, Yamaguchi S, Suzuki Y, Hata I, Aoki Y, Yang X, Minjares C, Haruta I, Uto H, Ito Y, Müller U.
Fatal propionic acidemia in mice lacking propionyl-CoA carboxylase and its rescueby postnatal, liver-specific supplementation via a transgene
J Biol Chem. 2001 Sep 21;276(38):35995-9. Epub 2001 Jul 18.
Polyethylene glycol modification of adenovirus reduces platelet activation, endothelial cell activation, and thrombocytopenia.
Hum Gene Ther. 2007 Sep;18(9):837-48.
PCCA , PCCB Mutation Analysis
Propionic and Methylmalonic Acidemia: Antisense Therapeutics for Intronic ariations Causing Aberrantly Spliced Messenger RNA.
Am J Hum Genet. 2007 Oct 26;81(6)
Qualitative and quantitative analysis of the effect of splicing mutations in propionic acidemia underlying non-severe phenotypes.
Hum Genet. 2004 Aug;115(3):239-47.
Propionic acidemia: identification of twenty-four novel mutations in Europe and North America. Mol Genet Metab. 2003 Jan;78(1):59-67.
Functional analysis of PCCB mutations causing propionic acidemia based on expression studies in deficient human skin fibroblasts.
Biochim Biophys Acta. 2003 May 20;1638(1):43-9.
Structure of the PCCA gene and distribution of mutations causing propionic acidemia.
Mol Genet Metab. 2001 Sep-Oct;74(1-2):238-47.
Overview of mutations in the PCCA and PCCB genes causing propionic acidemia.
Hum Mutat. 1999;14(4):275-82.
Metabolomics
Metabolomics identifies perturbations in human disorders of propionate metabolism.
Clin Chem. 2007 Dec;53(12):2169-76. Epub 2007 Oct 19.
Dietary Modifications
- Yannicelli S, Acosta PB, Velazquez A, Bock HG, Marriage B, Kurczynski TW, Miller M, Korson M, Steiner RD, Rutledge L, Bernstein L, Chinsky J, Galvin-Parton P, Arnold GL.
Improved growth and nutrition status in children with methylmalonic or propionic acidemia fed an elemental medical food.
Mol Genet Metab. 2003 Sep-Oct;80(1-2):181-8.
Intestinal Motility
The importance of gut motility in the metabolic control of propionic acidemia.
J Pediatr. 2004 Apr;144(4):532-5.
Hyperammoneamia
Metabolic changes associated with hyperammonemia in patients with propionic acidemia.
Mol Genet Metab. 2006 Jun;88(2):123-30.
Neurology
Propionate increases neuronal histone acetylation, but is metabolized oxidatively by glia. Relevance for propionic acidemia.
J Neurochem. 2007 May;101(3):806-14.
Dermatology
Propionic acidemia manifesting with low isoleucine generalized exfoliative dermatosis.
Pediatr Dermatol. 2007 Sep-Oct;24(5):508-10.
Ophthalmology
Optic nerve atrophy in propionic acidemia.
Ophthalmology. 2003 Sep;110(9):1850-4.
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