Explore 10,000+ laboratory markers, in plain English.

Butyrate producer

Butyrate Producer

Eubacterium siraeum on the GI 360 Stool Panel Eubacterium siraeum is a bacterial species commonly detected on the GI 360 Stool Panel from Doctors Data. It is part of the Firmicutes phylum, a group of bacteria known to play essential roles in gut health. This species is recognized for its involvement in breaking down dietary fiber and producing short-chain fatty acids (SCFAs), including butyrate, which contribute to gut barrier integrity, energy metabolism, and anti-inflammatory effects. Clinical Significance Normal Levels: A balanced population of Eubacterium siraeum is often associated with healthy digestive function and microbial diversity. Low Levels: Reduced Eubacterium siraeum may indicate a disrupted gut microbiome, often linked to conditions like irritable bowel syndrome (IBS), inflammatory bowel disease (IBD), or poor dietary fiber intake. High Levels: Overgrowth may suggest dysbiosis, potentially linked to changes in gut motility or an imbalance favoring certain microbial groups. What Influences Eubacterium siraeum Levels? Diet: A high-fiber diet encourages growth, while a low-fiber or high-fat diet may suppress it. Probiotics and Prebiotics: Supplementation with specific fibers or resistant starches can enhance butyrate production and support balanced levels. Gut Health: Factors like antibiotic use, chronic inflammation, or stress can disrupt Eubacterium siraeum and other beneficial bacteria. Improving Gut Microbiota Balance Increase dietary fiber from sources like vegetables, fruits, legumes, and whole grains. Incorporate fermented foods or prebiotic-rich supplements to nurture beneficial bacteria. Avoid unnecessary antibiotic use and prioritize gut-healing strategies if dysbiosis is suspected. Understanding the role of Eubacterium siraeum can offer insight into gut health and guide personalized interventions for restoring balance in the microbiome. Always consult with a healthcare professional to interpret lab results and create an appropriate plan.

Euryarchaeota in gut panels indicate metabolic health and digestive system balance.

evening cortisol sample

F001-IgG Egg White The "F001-IgG Egg White" marker is a blood test that measures the level of immunoglobulin G (IgG) antibodies specific to egg white proteins. IgG antibodies are produced by the immune system in response to exposure to allergens, such as egg white. When a person is sensitive or allergic to egg white, their immune system may react by producing IgG antibodies, which can be detected through this test. Egg white allergy is one of the most common food allergies, especially in children. However, many individuals with an egg allergy will show IgE antibodies, which are associated with immediate allergic reactions. IgG antibodies, on the other hand, are often linked to delayed food sensitivities or intolerances, which may not cause immediate symptoms but can lead to chronic issues over time, such as gastrointestinal discomfort, headaches, or skin rashes. A high level of F001-IgG Egg White suggests an immune response to egg white proteins, which may indicate a sensitivity or intolerance, even in the absence of a typical allergy. This test is often used to identify foods that may contribute to chronic inflammation or other long-term health problems, such as digestive issues or fatigue. It's important to note that IgG testing for food sensitivities, including egg white, is somewhat controversial. The presence of IgG antibodies does not always correlate with clinical symptoms, and the test's predictive value can vary between individuals. It is always recommended to consult with a healthcare provider or allergist to interpret the results properly and determine whether dietary modifications are necessary. In summary, the F001-IgG Egg White marker helps identify potential food sensitivities by detecting IgG antibodies against egg white proteins. If elevated, it may indicate an immune response that warrants further investigation into possible food intolerances or sensitivities.

IgE-mediated wheat allergy is a gluten-related disorder.

The "F004-IgG Wheat" marker is a blood test used to measure the presence of immunoglobulin G (IgG) antibodies that the immune system produces in response to wheat proteins. These antibodies are a sign that the immune system has been exposed to wheat, and in some cases, they may suggest a sensitivity or intolerance to wheat. Wheat is a common food, and while most people can consume it without issues, some individuals may experience adverse reactions due to wheat sensitivity or intolerance. This condition is distinct from celiac disease, which is an autoimmune disorder triggered by wheat proteins, particularly gluten. While IgE-mediated reactions are typical in classic food allergies (leading to immediate symptoms), IgG antibodies are associated with delayed-type food reactions, often causing chronic symptoms over time, such as bloating, gas, fatigue, or skin issues. Elevated levels of F004-IgG Wheat suggest that the body has reacted to wheat proteins, which may indicate a sensitivity or intolerance. However, it is important to understand that the presence of IgG antibodies does not necessarily correlate with clinical symptoms. For some individuals, IgG antibodies to wheat may be present without causing any noticeable adverse effects. This is why IgG food sensitivity tests, including the F004-IgG Wheat marker, remain controversial in medical practice, with some healthcare providers suggesting that further testing or elimination diets are needed to confirm whether wheat intolerance is contributing to symptoms. While IgG testing is often used to help identify potential food sensitivities, it is best interpreted in conjunction with a healthcare provider's guidance. If elevated IgG levels to wheat are found, a healthcare provider might recommend an elimination diet to see if symptoms improve when wheat is removed from the diet. This can help determine whether wheat is a contributing factor to chronic health issues. In conclusion, the F004-IgG Wheat marker is a tool for identifying potential wheat sensitivity or intolerance by detecting IgG antibodies against wheat proteins. Elevated levels may indicate an immune response, but clinical symptoms and other factors should always be considered to make a complete assessment.

F078-IgE Casein: Understanding Your Lab Results F078-IgE Casein is an allergy test that measures IgE antibodies specific to casein, a protein found in cow’s milk. This test helps identify whether your immune system is triggering an IgE-mediated allergic reaction to casein, which can cause symptoms ranging from mild discomfort to severe allergic responses. What Does an Elevated F078-IgE Casein Level Mean? If F078-IgE Casein is elevated, it indicates a casein allergy, meaning your immune system identifies casein as a harmful substance and releases histamine and other inflammatory chemicals in response. People with a casein allergy may experience: Digestive issues – Bloating, diarrhea, nausea, vomiting Skin reactions – Hives, eczema, itching Respiratory symptoms – Nasal congestion, wheezing, asthma-like symptoms Anaphylaxis (severe cases) – Difficulty breathing, swelling, or a life-threatening reaction This test is particularly useful for diagnosing cow’s milk allergy (CMA), which is different from lactose intolerance (an inability to digest lactose due to enzyme deficiency rather than an immune response). Possible Causes of a Casein Allergy - Genetic predisposition – A family history of food allergies increases the risk. - Immune system hypersensitivity – Overreaction to casein proteins leads to the release of IgE antibodies. - Leaky gut & immune dysfunction – Increased intestinal permeability can expose the immune system to undigested proteins, triggering an allergic response. What Does a Low or Normal F078-IgE Casein Level Mean? No significant immune reaction to casein Less likely to have a true IgE-mediated casein allergy If symptoms persist, non-IgE-mediated dairy sensitivity (e.g., casein intolerance) or other conditions like lactose intolerance should be considered. Managing a Casein Allergy - Eliminate dairy products – Avoid milk, cheese, yogurt, butter, and foods containing casein. - Check ingredient labels – Look for casein derivatives like sodium caseinate or milk solids. - Find dairy alternatives – Opt for plant-based milks (almond, oat, coconut, soy) if tolerated. - Consult an allergist – Further testing, such as a skin prick test or oral food challenge, may be needed for confirmation.

major allergen in milk and the main protein constituent in cheese

F079-IgE Gluten: Understanding Your Lab Results F079-IgE Gluten is an allergy test that measures IgE antibodies specific to gluten, a protein found in wheat, barley, and rye. This test helps determine whether your immune system is producing an IgE-mediated allergic response to gluten, which can lead to symptoms of wheat allergy rather than non-IgE gluten-related conditions like celiac disease or gluten sensitivity. What Does an Elevated F079-IgE Gluten Result Mean? A high F079-IgE Gluten result suggests that your immune system identifies gluten as a harmful substance, triggering an allergic reaction. This may indicate a wheat allergy, where exposure to gluten-containing foods leads to an immediate or delayed allergic response. Symptoms can range from mild to severe and may include: Skin reactions such as hives, itching, or eczema Digestive issues like nausea, vomiting, or abdominal pain Respiratory symptoms such as sneezing, congestion, wheezing, or difficulty breathing Anaphylaxis in severe cases, which is a life-threatening reaction requiring immediate medical attention Unlike celiac disease, which is an autoimmune condition, wheat allergy is an IgE-mediated immune response that can cause immediate hypersensitivity reactions. What Does a Low or Negative F079-IgE Gluten Result Mean? A negative result indicates that you are unlikely to have an IgE-mediated gluten allergy. However, it does not rule out other gluten-related conditions, including: Celiac disease, which involves an autoimmune reaction to gluten but does not involve IgE antibodies. Non-celiac gluten sensitivity (NCGS), which can cause digestive discomfort, fatigue, and neurological symptoms but does not trigger an IgE immune response. Next Steps if Your F079-IgE Gluten Result Is Elevated If you have a high gluten IgE level, you may need to: Avoid gluten-containing foods to prevent allergic reactions. Consult an allergist for further testing, such as a skin prick test or an oral food challenge, to confirm a wheat allergy. Differentiate between wheat allergy, celiac disease, and gluten sensitivity by undergoing additional tests, such as tTG-IgA or an intestinal biopsy for celiac disease.

Immunoglobulin G (IgG) antibodies to specific allergens have not been proved to be involved in pathogenesis of disease. The presence of IgG against otherwise innocuous antigens (such as foods) in serum simply indicates that the individual has been exposed to antigens that are recognized as foreign entities by the immune system. The presence of food-specific IgG alone cannot be taken as evidence of allergy or autoimmune disease and only indicates immunologicsensitization by the food in question. Consequently, thequantitative IgG test should only be ordered by specialists who recognize the limitations of the test. What is wheat and gluten? Wheat is the most widely consumed food grain in the world. The wheat kernel contains approximately 8-15% protein content of which 85%–90% is gluten. Gluten is made up of insoluble gliadins as well as high and low molecular weight glutenins, which are responsible for IgE-mediated reactions in wheat allergy, affecting an estimated 0.4% of the world’s population. Symptoms of wheat allergy usually develop within minutes to hours after ingestion and affect the GI tract (vomiting, colic, diarrhea), skin (urticaria, eczema), respiratory tract (upper respiratory, asthma), or include systemic anaphylactic reactions. Symptoms can also manifest as baker’s asthma (from inhaled flour), atopic dermatitis (from skin exposure), urticaria (forming hives after skin exposure), or wheat-dependent exercise-induced anaphylaxis). Gluten can be found in many other food types, including processed meat, reconstituted seafood, vegetarian meat substitutes, candies, ice cream, butter, seasonings, stuffings, marinades and dressings, as well as coatings in medications and confectionary. Proteins similar to gliadin in wheat are found in other grains, existing as secalin in rye, hordein in barley, and avenins in oats, where they are collectively referred to as “gluten.” Additionally, the derivatives of these grains such as triticale and malt also contain gluten. The gluten found in all of these grains has been identified as the component capable of triggering the immune-mediated disorder, celiac disease. The albumin/globulin protein group in wheat is mostly responsible for allergic reactions including wheat allergy and occupational Baker’s asthma/rhinitis. Wheat allergic subjects can also be sensitized to high and low molecular weight glutenins. The (omega-5) gliadin fraction of gluten is the most common allergen implicated in food-dependent, exercise-induced anaphylaxis.

The "F082-IgG Cheese, Mold Type" marker is a blood test that measures the presence of immunoglobulin G (IgG) antibodies against proteins found in moldy cheeses. Mold-type cheeses, such as blue cheese, Roquefort, Camembert, and Brie, are made by introducing specific types of mold during the aging process. For individuals with sensitivities or intolerances to these molds, the immune system may produce IgG antibodies as a response to these foreign substances. IgG antibodies are associated with delayed immune reactions, meaning symptoms linked to mold-type cheeses may take hours or even days to appear after consumption. Elevated levels of the F082-IgG Cheese, Mold Type marker may indicate a sensitivity to molds found in certain cheeses, leading to symptoms like digestive discomfort, bloating, headaches, skin rashes, or fatigue. This type of test is often used to help identify foods that could be contributing to chronic, non-immediate symptoms. However, it's important to note that the presence of elevated IgG antibodies does not necessarily mean that a person has a clinical allergy or will always experience symptoms when consuming the food. Food sensitivities, including those related to moldy cheeses, are complex, and the IgG test serves as one part of the puzzle in identifying potential triggers for ongoing health issues. While IgG food sensitivity tests can provide valuable insights, it is always important to interpret the results in conjunction with clinical symptoms. A healthcare provider might recommend an elimination diet to see if removing mold-type cheeses from the diet improves symptoms. If an individual experiences relief from symptoms after avoiding these cheeses, it may confirm the role that mold-type cheeses play in their health condition. In summary, the F082-IgG Cheese, Mold Type marker helps detect sensitivity to the molds found in specific cheeses. Elevated IgG levels indicate an immune response, which may contribute to delayed symptoms, but should be considered alongside other factors to make an informed diagnosis and treatment plan.

measuring oxidative stress in the body

measuring oxidative stress

The "F236-IgG Whey" marker is a blood test that measures the presence of immunoglobulin G (IgG) antibodies directed against whey proteins. Whey is a protein found in milk and is commonly used in various food products, including protein powders, dairy products, and infant formulas. For individuals with a sensitivity or intolerance to whey, the immune system may produce IgG antibodies in response to these proteins. IgG antibodies are associated with delayed-type immune reactions, meaning that symptoms caused by whey sensitivity may take several hours or even days to appear after consumption. Elevated levels of the F236-IgG Whey marker suggest that the immune system is reacting to whey proteins, which may indicate an intolerance or sensitivity to whey. Symptoms of whey sensitivity can include digestive issues like bloating, gas, and stomach discomfort, as well as headaches, fatigue, skin rashes, or other chronic symptoms. This test is often used as part of a broader effort to identify foods that may contribute to persistent, non-immediate symptoms, such as gastrointestinal distress or fatigue. However, it’s important to understand that an elevated IgG response to whey does not necessarily mean a clinical allergy or that consuming whey will always trigger symptoms. Many individuals with elevated IgG levels to whey may not experience noticeable symptoms or may only have mild reactions when consuming whey. Because IgG food sensitivity testing is controversial, it is important to interpret the results with caution. A healthcare provider might suggest an elimination diet in which whey is removed from the diet for a period to see if symptoms improve. If the individual notices a reduction in symptoms after eliminating whey-containing products, this may suggest that whey intolerance or sensitivity is a contributing factor to their health concerns. In summary, the F236-IgG Whey marker is used to identify a potential immune response to whey proteins. Elevated IgG levels may indicate sensitivity or intolerance to whey, leading to delayed reactions like digestive issues or fatigue. As with other IgG food sensitivity tests, it’s essential to work with a healthcare provider to interpret the results accurately and determine whether dietary changes are necessary.

helps the blood clot.

Venous thromboembolism is a complex condition that can be caused by a combination of genetic factors, lifestyle choices, and specific situations. One key genetic risk factor is the presence of a specific change in the F5 gene, known as Factor V Leiden (c.1601G>A or p. Arg534Gln variant). People who carry one copy of this variant are 6 to 8 times more likely to develop venous thromboembolism, while those with two copies (one from each parent) face an approximately 80 times higher risk. The risk increases even further for individuals who carry both the Factor V Leiden variant and another variant called c.*97G>A in the F2 gene, making them about 20 times more susceptible. Certain combinations of genetic factors, including both mentioned variants, could further elevate this risk. Other risk factors that can contribute to the development of venous thromboembolism include low levels of certain proteins (protein C, protein S, or antithrombin III), being older, male, having a personal or family history of blood clots, smoking, undergoing surgery, being immobile for long periods, having cancer, or receiving treatments like tamoxifen, raloxifene, oral contraceptives, hormone replacement therapy, and being pregnant. To manage the risk of blood clots, it's essential to follow established medical guidelines tailored to each person's situation. Genetic counseling can also provide valuable information on the implications of test results and advise on testing for family members. The Factor V Leiden variant mentioned is the main focus of testing, which has a diagnostic accuracy greater than 99%. However, it's important to interpret these results in the context of the individual's overall health and other risk factors. While molecular-based tests are very reliable, they are not perfect and can sometimes give false results due to various factors like other genetic variations, blood transfusions, bone marrow transplants, sample mix-ups, or inaccuracies in family history documentation.