ENFERMEDAD DE VON GIERKE PDF

ENFERMEDAD DE VON GIERKE PDF

La enfermedad de Von Gierke, también conocida como enfermedad de deposito de glucógeno tipo Ia, es una enfermedad producida por la. VON GIERKE DISEASE: NEW TRENDS IN MANAGEMENT. [online]. , vol, n.2, pp ISSN Von Gierke disease, also known. English Translation, Synonyms, Definitions and Usage Examples of Spanish Word ‘enfermedad de von Gierke’.

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Present to your audience Start remote presentation. In the 19th century, histology was a discipline in its own right.

ee Send the link below via email or IM Copy. Karl Pearsona founder of mathematical statistics. Cancel Reply 0 characters used from the allowed. In small children, the disease typically presents with seizure crisis and hepatomegaly which become manifest at the age of 6 and 8 months.

A new hope has emerged with the arrival of gene therapy with viral vectors, strategy that is being developed hitherto, yet performed studies have shown a glimmer of hope for investigators, doctors and patients. The mRNA found in the brain contains exon 7 whereas the one in the liver does not contain this exon. The mechanism by which free glucose is gierkf from glucosephosphate involves several different steps.

Some patients may require renal or liver transplant. However, later kinetic studies demonstrated that the wnfermedad was actually in the G6PT1 protein. Patients with type 1 glycogen storage disease can present during the neonatal period with lactic acidosis and hypoglycemia.

Type 1 Glycogen Storage Diseases

In addition, some of the pyruvate is transaminated to alanine leading to hyperalaninemia. In addition the voon glucosephosphate levels lead to increased pentose phosphate pathway PPP activity as well as increased glycolysis to pyruvate. More commonly though, infants of 3—4 months of age will manifest with hepatomegaly and hypoglycemic seizures.

The gene that encodes this transporter is the solute carrier family 37, member 4 SLC37A4 gene. The G6PC gene encodes the predominantly expressed functional phosphatase form of glucosephosphatase.

Before this happens every chromosome is copied once, and the copy is joined enfermedad de von gierke the original by a centromere resulting in an X-shaped structure, the original chromosome enfermedad de von gierke the copy are now called sister chromatids.

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The SLC37A4 gene is located on chromosome 11q The free glucose must then be transported back to the cytosol as well as the released inorganic phosphate, P i. Affected female patients will have polycystic ovaries but none of the other symptoms of polycystic ovarian syndrome PCOS such as hirsutism. Creating downloadable prezi, be patient.

However, while this simple correspondence between an allele and vn works in some cases, most enfermedad de von gierke are more complex enfermexad are enfermevad by multiple interacting genes within. In addition, the increased pyruvate is oxidized via the pyruvate dehydrogenase complex PDHc leading to increased production of acetyl-CoA which is, in turn, used for the synthesis of fatty acids and cholesterol. In the past the prognosis for type 1 glycogen storage disease patients was poor.

The oxidation of glucosephophate via the pentose phosphate pathway leads to increased production of ribosephosphate which then activates the de novo synthesis of the purine nucleotides. Some patients may require renal or liver transplant.

Evidence indicates that this glucose transport occurs via GLUT2 in the liver as this glucose transporter is transiting the ER to the plasma membrane following its synthesis. To attain normoglycemia patients are usually treated in infancy with nocturnal glerke infusion of glucose.

enfermedad de von Gierke – English Translation – Word Magic Spanish-English Dictionary

Como citar este artigo. Do you really want to delete this prezi? Defects in the process of glucose release from glucosephosphate result in elevations in cytosolic glucosephosphate which then leads to increases in incorporation into glycogen and subsequent excessive storage.

The inability to release the phosphate from glucosephopsphate results in diversion into glycolysis and production of pyruvate as well as increased diversion onto the pentose phosphate pathway. Increased G3P and fatty acids leads to increased triglyceride synthesis which, in conjunction with the increased cholesterol, leads to hyperlipidemia as well as fatty infiltration in hepatocytes contributing to hepatomegaly and cirrhosis.

Invited audience gieke de von gierke will follow you as you navigate and present People invited to a presentation do not need a Prezi account This emfermedad expires 10 minutes after you close the presentation A maximum of 30 users can follow your enferkedad Learn more about this feature in our knowledge base article. Vanadium containing chloroperoxidase has a similar vn and active site as glucosephosphatase. Growth will continue to be impaired and puberty is enfermerad delayed.

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Von Gierke disease, also known as glycogen storage disease type Ia, is a disease caused by deficiency of the G6Pase-a catalytic unit, which hydrolyzes glucose phosphate in the cell cytoplasm during gluconeogenesis and glycogenolysis.

A novel form of type 1I Se was identified in and enfer,edad it was thought to be the result of defects in the microsomal inorganic phosphate transporter it was designated as type 1c GSD. The severity of the hypoglycemia and lactic acidosis can be such that in the past affected individuals died in infancy. giedke

Glucosephosphate is transported from the cytosol into the lumen of the endoplasmic reticulum ER through the actions of the glucosephosphate transporter 1 G6PT1 which is encoded by the SLC37A4 gene. Glucosephosphate must first be transported into the lumen of the endoplasmic reticulum ER from the cytosol where it is generated either through phosphorylation of free glucose, from gluconeogenesisor from glygenolysis.

Hay dos enzimas implicadas en esta alteracion: Total parenteral nutrition or the oral feeding of uncooked cornstarch can also achieve the desired results. Al no poder obtener glucosa se cae en una hipoglucemia.

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These genes make up different DNA sequences called genotypes, genotypes along with environmental and developmental factors determine what the phenotypes will be. The incresased levels of pyruvate lead to increased lactate produciton via lactate dehydrogenase LDH and alanine via alanine transaminase ALT.

Stand out and be remembered with Prezi, the secret weapon of great presenters. Cori identified that the absence of glucose 6-phosphatase activity was the cause of von Gierke disease.

Likewise, these are the only tissues that can contribute to endogenous glucose production.