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GM2-gangliosidosis AB variant is a rare genetic condition that affects the nervous system. It is also known as GM2-gangliosidosis type AB. The condition is caused by mutations in the GM2A gene, which provides instructions for making an enzyme called beta-hexosaminidase A (Hex-A). This enzyme is involved in breaking down a type of fat molecule called ganglioside GM2.

People with GM2-gangliosidosis AB variant have a deficiency in Hex-A enzyme activity, resulting in the accumulation of ganglioside GM2 in the cells of the brain and other tissues. This build-up of ganglioside GM2 leads to progressive damage to the cells and tissues, particularly in the central nervous system. As a result, individuals with GM2-gangliosidosis AB variant experience a wide range of symptoms, including developmental delay, intellectual disability, muscle weakness, seizures, and problems with coordination and movement.

GM2-gangliosidosis AB variant is inherited as an autosomal recessive trait, which means that both copies of the GM2A gene in each cell have mutations. Parents of an individual with GM2-gangliosidosis AB variant typically carry one copy of the mutated gene and are referred to as carriers. Carriers do not show signs or symptoms of the condition.

There is currently no cure for GM2-gangliosidosis AB variant, and treatment focuses on managing the symptoms and providing supportive care. Research studies and clinical trials are ongoing to learn more about the causes, frequency, clinical features, and management of this rare condition. Additional information about GM2-gangliosidosis AB variant can be found on the OMIM database, as well as through advocacy and support groups that offer resources and information.

Frequency

The frequency of the GM2-gangliosidosis AB variant is currently unknown, as it is a rare condition. According to clinicaltrialsgov, there are no clinical trials specifically focused on this variant of GM2-gangliosidosis.

GM2-gangliosidosis is a group of genetic diseases that cause toxic accumulation of gangliosides in cells. The AB variant is one of several subtypes of GM2-gangliosidosis. It is also referred to as GM2-gangliosidosis type AB.

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According to the Online Mendelian Inheritance in Man (OMIM) catalog, GM2-gangliosidosis AB variant is associated with a mutation in the GM2A gene. This gene is responsible for providing instructions to make a protein called GM2 ganglioside activator, which is involved in breaking down a specific type of lipid called gangliosides.

The inheritance pattern of the GM2-gangliosidosis AB variant is autosomal recessive. This means that an individual must inherit two copies of the mutated gene, one from each parent, in order to develop the condition.

Currently, there is limited information available on the frequency and prevalence of the GM2-gangliosidosis AB variant. As a rare condition, it is not commonly studied or reported in scientific literature. More research and testing may be needed to gather additional information on this variant of GM2-gangliosidosis and its associated genes.

Advocacy and support organizations for rare diseases, such as GM2-gangliosidosis, may provide more information and resources for patients and families affected by this condition. These organizations can provide support, education, and access to relevant clinical trials, articles, and research studies.

References:

  1. ClinicalTrials.gov: https://clinicaltrials.gov/
  2. Online Mendelian Inheritance in Man (OMIM) catalog: https://omim.org/
  3. PubMed: https://pubmed.ncbi.nlm.nih.gov/

Causes

The GM2-gangliosidosis AB variant is caused by mutations in the GM2A gene, which provides instructions for producing beta-hexosaminidase A (beta-hex A), an enzyme involved in breaking down a type of fat molecule called gangliosides. These gangliosides are important for normal brain and nerve function.

When the GM2A gene is mutated, it can lead to a deficiency or complete absence of beta-hex A enzyme activity. Without enough functioning beta-hex A enzyme, gangliosides accumulate in the brain and nerve cells, causing the signs and symptoms of GM2-gangliosidosis AB variant.

This condition has an autosomal recessive inheritance pattern, which means that both copies of the GM2A gene in each cell must have mutations for a person to be affected. Individuals with only one mutated copy of the gene are considered carriers and typically do not experience any symptoms.

GM2-gangliosidosis AB variant is a rare condition, and the frequency of the specific gene mutations can vary among different populations. Genetic testing is available to confirm a diagnosis of GM2-gangliosidosis AB variant. It can also be used for carrier testing for at-risk individuals and for prenatal testing if both parents are known carriers.

More information about the genetic causes of GM2-gangliosidosis AB variant can be found in resources such as the Online Mendelian Inheritance in Man (OMIM) database and scientific articles found in PubMed.

For additional support and information on rare diseases, advocacy groups and patient organizations can be helpful resources. ClinicalTrials.gov is also a valuable resource for finding ongoing research studies and clinical trials related to GM2-gangliosidosis AB variant.

Learn more about the gene associated with GM2-gangliosidosis AB variant

The GM2-gangliosidosis AB variant is a rare genetic condition associated with a specific gene. This article aims to provide more information about the gene and its role in causing this rare disease.

The gene associated with GM2-gangliosidosis AB variant is called GM2A. It is a scientific term used to describe the specific gene that plays a critical role in the development of this condition.

GM2A gene is cataloged in various resources, including OMIM (Online Mendelian Inheritance in Man). OMIM is a comprehensive database that provides information about genetic diseases and their associated genes.

Studies and research have shown that mutations in the GM2A gene can lead to the development of GM2-gangliosidosis AB variant. These mutations cause the gene to produce a toxic form of a protein called gangliosidosis, which results in the symptoms and clinical features of the condition.

See also  Multiple sclerosis

In addition to GM2-gangliosidosis AB variant, the GM2A gene is also associated with other rare diseases. Therefore, understanding the genetic basis of this gene can provide valuable insights into the inheritance and causes of these conditions.

There are various resources available for patients and their families to learn more about the GM2A gene and its associated conditions. These resources include advocacy organizations, research centers, and online databases.

Some of the resources where you can find more information about the GM2A gene and GM2-gangliosidosis AB variant are:

  • OMIM: OMIM provides detailed information about the GM2A gene and its associated conditions.
  • PubMed: PubMed is a database that contains a vast collection of scientific articles and studies related to genetic diseases.
  • ClinicalTrials.gov: ClinicalTrials.gov is a useful resource to find information about ongoing clinical trials related to GM2-gangliosidosis AB variant and other related diseases.
  • Genet: Genet is a genetic testing catalog that provides information on genetic tests available for different conditions, including GM2-gangliosidosis AB variant.

By exploring these resources, patients and their families can learn more about the GM2A gene, its association with GM2-gangliosidosis AB variant, and the available support and testing options.

References:

  • Genet. Genatlas. Retrieved from [URL]
  • OMIM. Retrieved from [URL]
  • PubMed. Retrieved from [URL]
  • ClinicalTrials.gov. Retrieved from [URL]

Inheritance

GM2-gangliosidosis AB variant has an autosomal recessive inheritance pattern. This means that both copies of the gene responsible for this condition must have mutations in order for a person to be affected.

GM2-gangliosidosis AB variant is caused by mutations in the GM2A gene. This gene provides instructions for making a protein called GM2 ganglioside activator. This protein is involved in the breakdown of a fatty substance called GM2 ganglioside. Mutations in the GM2A gene lead to a decrease or complete loss of GM2 ganglioside activator activity, which results in the toxic accumulation of GM2 ganglioside in cells throughout the body.

Researchers have identified more than 20 mutations in the GM2A gene that can cause GM2-gangliosidosis AB variant. These mutations can vary in frequency in different populations.

Genetic testing can be done to confirm a diagnosis of GM2-gangliosidosis AB variant. This testing can also determine which specific mutations are present in an affected individual.

Family members of an affected individual may also consider genetic testing to determine their carrier status. Carriers of GM2-gangliosidosis AB variant do not show symptoms of the condition but have one mutated copy of the GM2A gene. If both parents are carriers, each of their children has a 25% chance of inheriting two mutated copies of the gene and being affected by the condition.

It is important to note that GM2-gangliosidosis AB variant is a rare condition. It is estimated to affect fewer than 1 in 1 million people worldwide. Due to its rarity, there is limited information and resources available about this specific variant of GM2-gangliosidosis.

For more information about GM2-gangliosidosis AB variant and other related diseases, the following resources may be helpful:

  • Online Mendelian Inheritance in Man (OMIM): OMIM is a comprehensive database that catalogues genetic diseases and associated genes. It provides detailed information about GM2-gangliosidosis AB variant and other related conditions.
  • PubMed: PubMed is a database of scientific articles. Searching for “GM2-gangliosidosis AB variant” or related keywords can provide access to current research studies and clinical trials.
  • ClinicalTrials.gov: ClinicalTrials.gov is a resource that provides information about ongoing clinical trials investigating potential treatments for GM2-gangliosidosis AB variant and other related conditions.
  • Patient support and advocacy organizations: These organizations can provide additional information, resources, and support for individuals and families affected by GM2-gangliosidosis AB variant.

Overall, further research is needed to learn more about the inheritance pattern, causes, and clinical features of GM2-gangliosidosis AB variant.

Other Names for This Condition

GM2-gangliosidosis AB variant is also known by other names, including:

  • GM2-gangliosidosis type AB variant
  • Sandhoff disease variant
  • GM2-gangliosidosis type 0 variant
  • Sandhoff-Jatzkewitz disease variant

These names are often used interchangeably to refer to the same condition.

GM2-gangliosidosis AB variant is a rare genetic disorder that causes toxic buildup of a specific substance called GM2-ganglioside in the body. It is inherited in an autosomal recessive manner, which means that an affected individual must inherit two mutated genes (one from each parent) in order to develop the condition.

GM2-gangliosidosis AB variant is characterized by progressive neurological symptoms, including developmental delay, seizures, loss of motor skills, and progressive intellectual and physical decline. These symptoms typically appear in infancy or early childhood.

There is currently no cure for GM2-gangliosidosis AB variant, and treatment is focused on managing the symptoms and providing supportive care. Genetic testing can confirm a diagnosis of GM2-gangliosidosis AB variant, and additional testing may be done to determine the specific genetic mutations involved.

Research studies and clinical trials are ongoing to learn more about the causes of GM2-gangliosidosis AB variant and to develop potential treatments. There are resources available for support and advocacy, including organizations such as the National Organization for Rare Disorders (NORD), advocacy groups, and support groups for patients and families affected by GM2-gangliosidosis AB variant.

For more information about GM2-gangliosidosis AB variant, including scientific articles, genetic testing information, and references to research studies, clinicaltrials.gov, OMIM, PubMed, and other resources, you can visit the Genetics Home Reference website or consult with a healthcare professional or genetic counselor.

Additional Information Resources

Here are some additional resources where you can find more information about the GM2-gangliosidosis AB variant:

  • Catalogs: You can find information about the GM2-gangliosidosis AB variant in various catalogs.
  • PubMed: PubMed is a database that provides access to scientific articles on various topics. You can search for articles related to the GM2-gangliosidosis AB variant on PubMed.
  • OMIM: OMIM is a comprehensive database of human genes and genetic conditions. You can find information about the GM2-gangliosidosis AB variant on OMIM.
  • Articles: There are several articles available that discuss the inheritance, causes, and clinical studies associated with GM2-gangliosidosis AB variant. These articles provide valuable information about the condition.
  • Genetic Testing: You can learn more about genetic testing for GM2-gangliosidosis AB variant by visiting the Genetic Testing Registry on the National Institutes of Health website.
  • Support and Advocacy: There are support groups and advocacy organizations that provide resources and information about GM2-gangliosidosis AB variant. These organizations can offer support and connect you with other individuals affected by this condition.
  • ClinicalTrials.gov: Clinical Trials.gov is a registry and database of publicly and privately supported clinical studies of human participants conducted around the world. You can find information about ongoing clinical studies on GM2-gangliosidosis AB variant on this website.
  • Rare Diseases Centers: Rare Diseases Centers provide specialized care and information about rare diseases. You can find more information about the GM2-gangliosidosis AB variant by reaching out to these centers.
  • Genetic Association Databases: Other genetic association databases may also have information about the GM2-gangliosidosis AB variant. These databases can provide additional details about the condition and related genes.
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It is important to consult reliable resources and medical professionals for accurate information and guidance on the GM2-gangliosidosis AB variant.

Genetic Testing Information

Gangliosidosis GM2 type AB variant (GM2-gangliosidosis AB variant) is a rare genetic condition caused by toxic levels of GM2 gangliosides in cells. It is associated with mutations in the gene GM2A.

Genetic testing is available to diagnose GM2-gangliosidosis AB variant. This testing involves analyzing the gene GM2A for possible mutations that may cause this condition. Testing can be carried out by specialized genetic testing centers.

Additional resources for genetic testing information can be found on websites such as:

  • OMIM (Online Mendelian Inheritance in Man) – a comprehensive catalog of human genes and genetic disorders
  • PubMed – a database of scientific research articles
  • clinicaltrialsgov – a database for clinical trials

Genetic testing can provide valuable information about the inheritance pattern of GM2-gangliosidosis AB variant and the likelihood of passing it on to future generations.

Support and advocacy groups may also provide information and resources for patients and families affected by GM2-gangliosidosis AB variant.

References:

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  3. Article 3: [insert reference]

Learn more:

  • [insert link to educational articles about GM2-gangliosidosis AB variant]
  • [insert link to additional resources for GM2-gangliosidosis AB variant]

It is recommended to consult with a healthcare professional or genetic counselor for more specific information and guidance regarding genetic testing for GM2-gangliosidosis AB variant.

Genetic and Rare Diseases Information Center

The Genetic and Rare Diseases Information Center (GARD) is an information resource provided by the National Institutes of Health (NIH) that offers information about genetic and rare diseases. GARD provides the public with access to reliable and up-to-date information about the causes, inheritance patterns, signs and symptoms, and treatment options for rare genetic diseases.

Diseases

GARD provides comprehensive information on various rare diseases, including GM2-gangliosidosis AB variant. This condition is a rare genetic disorder that affects the nervous system. It is caused by mutations in the GM2A gene, which is responsible for the production of a protein called GM2 ganglioside activator. The absence or reduced activity of this protein leads to the accumulation of toxic substances called gangliosides in the cells of the nervous system.

Causes

The GM2-gangliosidosis AB variant is an autosomal recessive genetic disorder, which means that individuals affected by this condition inherit two mutated copies of the GM2A gene, one from each parent. When both parents carry a single copy of the mutated gene, there is a 25% chance with each pregnancy of having a child with GM2-gangliosidosis AB variant.

Testing and Diagnosis

Diagnosis of GM2-gangliosidosis AB variant is usually confirmed through genetic testing, which can detect mutations in the GM2A gene. Additional testing, such as enzyme activity assays or biomarker analysis, may be conducted to support the diagnosis. Genetic counseling is also recommended for individuals with a family history of GM2-gangliosidosis AB variant or those who are concerned about the risk of passing on the condition to their children.

Treatment and Management

Currently, there is no cure for GM2-gangliosidosis AB variant. Treatment is aimed at managing the symptoms and complications associated with the condition. Supportive care, including physical therapy, occupational therapy, and speech therapy, can help improve quality of life for affected individuals.

Research and Clinical Trials

Research studies and clinical trials are ongoing to further understand the underlying mechanisms of GM2-gangliosidosis AB variant and to develop potential treatments. Information about ongoing studies and clinical trials can be found on websites such as clinicaltrials.gov. It is important for patients and their families to consider participating in research and clinical trials to contribute to the advancement of knowledge and potential treatment options for rare diseases.

Additional Resources

For more information about GM2-gangliosidosis AB variant, rare genetic diseases, and related topics, GARD provides a list of additional resources, including the Online Mendelian Inheritance in Man (OMIM) database, PubMed articles, and genetic support and advocacy organizations. These resources can provide more in-depth information and support for patients and their families.

Patient Support and Advocacy Resources

Patients and families affected by GM2-gangliosidosis AB variant can find support and advocacy resources to help them navigate through their condition. Below are some resources that provide information, support, and assistance for patients:

  • GM2-gangliosidosis AB variant Information: Learn more about the variant of GM2-gangliosidosis known as AB variant. This genetic condition causes diseases in which toxic materials build up in the body’s cells.
  • PubMed: Stay updated with the latest scientific studies and research articles on GM2-gangliosidosis AB variant and other related diseases. PubMed is a comprehensive database that provides a vast collection of research articles.
  • Genetic Testing: Find information about genetic testing for GM2-gangliosidosis AB variant. Genetic testing can help identify the specific genes and variants associated with this condition.
  • OMIM: The Online Mendelian Inheritance in Man (OMIM) is a catalog of human genes and genetic disorders. It provides detailed information about the genetic causes of GM2-gangliosidosis AB variant and other related diseases.
  • Support Groups: Connect with patient support organizations and support groups that focus on GM2-gangliosidosis AB variant. These groups can provide support, share resources, and offer a community for patients and their families.
  • ClinicalTrials.gov: Keep track of ongoing clinical trials and research studies for GM2-gangliosidosis AB variant. ClinicalTrials.gov provides information about available clinical trials, their objectives, and locations.
  • Rare Diseases Information Center: The Rare Diseases Information Center provides comprehensive information about rare diseases, including GM2-gangliosidosis AB variant. It offers resources for patients, families, and healthcare professionals.
  • Additional References: Find additional references and resources about GM2-gangliosidosis AB variant from scientific articles, research papers, and reputable websites.
See also  Pallister-Killian mosaic syndrome

These resources can help patients and their families understand more about GM2-gangliosidosis AB variant, its causes, inheritance patterns, and available support. It is important to consult healthcare professionals and specialists for personalized advice and information.

Research Studies from ClinicalTrialsgov

The GM2-gangliosidosis AB variant is a rare genetic condition that causes a toxic buildup of gangliosides in the body. It is associated with the GM2A gene. This variant of GM2-gangliosidosis is rare, and there is limited information available about it.

Research studies on GM2-gangliosidosis AB variant are being conducted to learn more about the disease, its causes, and potential treatment options. ClinicalTrials.gov is a valuable resource for finding information about ongoing clinical trials and research studies related to rare diseases.

On ClinicalTrials.gov, you can find a catalog of research studies on GM2-gangliosidosis AB variant. The website provides information about the names of the studies, the center or institute conducting the study, and additional scientific references and articles for further reading.

Some of the studies listed on ClinicalTrials.gov focus on genetic testing for GM2-gangliosidosis AB variant. These studies aim to identify the specific gene mutations associated with the condition and understand their frequency in affected populations.

In addition to clinical research studies, ClinicalTrials.gov also provides information about advocacy and support resources for patients with GM2-gangliosidosis AB variant. These resources can help patients and their families find other patient support groups, learn about additional genetic testing options, and access information about the condition.

For more information about the GM2-gangliosidosis AB variant and research studies on this condition, you can visit the ClinicalTrials.gov website or refer to other scientific references such as PubMed and OMIM.

References:
  • ClinicalTrials.gov
  • OMIM
  • PubMed

Catalog of Genes and Diseases from OMIM

Learn about rare genetic diseases through the comprehensive catalog provided by the Online Mendelian Inheritance in Man (OMIM). This catalog is a valuable resource for researchers, physicians, and patients seeking additional information on various conditions.

The OMIM catalog contains a vast collection of articles and data on rare diseases, including the GM2-gangliosidosis AB variant. This rare condition is caused by mutations in the GM2A gene and is associated with the toxic buildup of gangliosides.

By exploring the OMIM catalog, you can find detailed information on the genetics, inheritance patterns, clinical manifestations, and frequency of various rare diseases. You can also access references to scientific studies, clinical trials (through clinicaltrials.gov), and resources for genetic testing and patient support.

Utilize the OMIM catalog to learn more about the GM2-gangliosidosis AB variant, also known as GM2-gangliosidosis, AB variant. This condition has a low prevalence and is characterized by severe neurological and developmental impairments.

Resources available in the OMIM catalog:

  • Comprehensive information on the GM2A gene and its role in GM2-gangliosidosis AB variant
  • Clinical manifestations, diagnosis, and management options for patients with GM2-gangliosidosis AB variant
  • Data on the genetic inheritance pattern and the frequency of this rare condition
  • References to scientific studies, research articles, and publications related to GM2-gangliosidosis AB variant
  • Information on ongoing clinical trials for GM2-gangliosidosis AB variant, available through clinicaltrials.gov
  • Resources and support for patients and families affected by GM2-gangliosidosis AB variant

The OMIM catalog is an essential tool for understanding rare genetic diseases, including the GM2-gangliosidosis AB variant. It consolidates the latest research and knowledge in the field, providing valuable insights for medical professionals and individuals seeking information about rare genetic conditions.

Scientific Articles on PubMed

GM2-gangliosidosis AB variant is a rare genetic condition associated with the GM2A gene. This variant causes a toxic buildup of gangliosides in the body, resulting in neurological symptoms and progressive cognitive decline.

Testing for GM2-gangliosidosis AB variant can be done using genetic testing methods. This can help confirm the diagnosis and provide more information about the condition.

Scientific articles on PubMed provide valuable resources and information about GM2-gangliosidosis AB variant and other rare genetic diseases. These articles can be used by researchers, healthcare professionals, and advocacy groups to learn more about the condition.

PubMed is a comprehensive online catalog of scientific articles and studies. It covers a wide range of topics, including rare genetic diseases like GM2-gangliosidosis AB variant. By searching PubMed, you can find articles about the symptoms, causes, inheritance patterns, and frequency of this condition.

In addition to PubMed, other resources like OMIM (Online Mendelian Inheritance in Man) and clinicaltrials.gov can provide further information and support for patients with GM2-gangliosidosis AB variant and their families.

References:

References

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