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SLC45A1 (Solute Carrier Family 45 Member 1): SLC45A1 is a transporter protein that facilitates the movement of sugars and other molecules across cellular membranes. It contributes to metabolic processes, and its dysfunction can disrupt cellular energy balance and overall metabolism.

CYP4F2 (Cytochrome P450 Family 4 Subfamily F Member 2) is an enzyme involved in the metabolism of fatty acids, vitamin K, eicosanoids, and various drugs and toxins. It plays a role in regulating blood clotting and inflammation. Genetic variations in CYP4F2 can influence how the body metabolises certain medications, particularly anticoagulants.

Homoarginine is a compound that supports cardiovascular health by increasing nitric oxide production, which helps to dilate blood vessels and improve blood flow. Present in small amounts in legumes and fish, homoarginine plays a crucial role in regulating blood pressure and maintaining heart function. Adequate levels of homoarginine are essential for healthy circulation and overall heart and blood vessel health.

BACH2 (BTB and CNC Homology 1, Basic Leucine Zipper Transcription Factor 2): BACH2 is a gene that encodes a transcription factor involved in regulating the immune system. It plays a key role in maintaining immune balance by controlling the development and function of important immune cells, such as B cells and T cells. Dysregulation of BACH2 has been linked to autoimmune diseases and increased susceptibility to infections.

Cherry intolerance is a condition that affects the body’s ability to comfortably digest cherries — small, sweet, and juicy fruits enjoyed fresh or in various dishes. Unlike a cherry allergy, which triggers an immune response, cherry intolerance primarily causes digestive discomfort such as bloating, wind, or stomach pain after consumption.

Parmesan cheese intolerance is a condition that affects some individuals’ ability to digest Parmesan cheese, a popular Italian cheese known for its savoury and nutty flavour. While Parmesan is a key ingredient in many dishes, intolerance can lead to digestive discomfort and related symptoms.

Coffee intolerance is a condition characterised by difficulty digesting coffee, leading to digestive discomfort. Unlike a coffee allergy, which triggers an immune system response and can cause more severe reactions, coffee intolerance primarily results in gastrointestinal symptoms after coffee consumption.

ARHGAP32 is a protein that regulates the activity of Rho GTPases, key molecules involved in controlling cell shape, movement, and adhesion. By affecting the dynamics of the actin cytoskeleton, ARHGAP32 plays a crucial role in processes such as cell migration and proliferation. Its function is particularly significant in neurological development and disorders, as well as in cancer, where cell migration and invasion are vital.

Free Triiodothyronine (fT3) is a measurement that indicates the level of the active thyroid hormone available in the body. As one of the two main thyroid hormones, fT3 plays a crucial role in regulating metabolism, heart rate, and body temperature. Unlike total T3, fT3 represents the unbound hormone that is readily available for immediate use, making it an important marker of thyroid function.

DPYD (Dihydropyrimidine Dehydrogenase): DPYD is an enzyme responsible for metabolising fluoropyrimidine drugs, such as 5-fluorouracil (5-FU) and capecitabine, commonly used in cancer treatment. Genetic variations in DPYD can lead to reduced enzyme activity, increasing the risk of severe toxicity, including bone marrow suppression and gastrointestinal side effects. Testing DPYD helps identify individuals who require dose adjustments or alternative treatments to improve safety and effectiveness.

Pollen from ribwort plantain, a type of plant that can trigger respiratory allergies, especially in summer.

ETV3 (ETS Variant Transcription Factor 3) is a member of the ETS family of transcription factors, which regulate gene expression essential for cell growth, development, and differentiation. ETV3 primarily acts as a transcriptional repressor and plays important roles in controlling immune responses and other biological processes.

Coriander seed intolerance is a condition that affects the digestive system’s ability to process coriander seeds — the dried seeds of the coriander plant commonly used as a spice. It can lead to symptoms such as bloating, wind, or stomach discomfort after consumption. Unlike a coriander seed allergy, which involves an immune response, this intolerance typically causes non-immune, digestive-related reactions.

SORCS1 (Sortilin-Related VPS10 Domain Containing Receptor 1): SORCS1 is a gene that encodes a receptor involved in protein trafficking and sorting within cells. This receptor plays an important role in regulating receptor signalling and is linked to neural development and synaptic function.

Alanine aminotransferase (ALT) is an enzyme found predominantly in the liver that plays a crucial role in protein metabolism and other vital metabolic processes. Elevated ALT levels in the blood may indicate liver cell damage or inflammation, making it a significant marker for evaluating liver health.

ZMYM6 (Zinc Finger MYM-Type Containing 6) is a gene that encodes a zinc finger protein potentially involved in transcriptional regulation and chromatin remodelling. It may contribute to controlling gene expression and has been studied in connection with blood cancers. While its precise role in both normal and disease states remains under investigation, ZMYM6 is considered significant in genomic regulation processes.

Mackerel intolerance refers to the body’s difficulty in digesting mackerel, a nutrient-rich oily fish renowned for its health benefits and distinctive flavour. While mackerel is a popular choice for many, those with this intolerance may experience digestive discomfort or adverse reactions after consumption.

CXCL5 (C-X-C motif chemokine ligand 5) is a signalling protein that helps recruit neutrophils — a type of white blood cell — to areas of inflammation or injury. It plays a key role in the body’s innate immune defence and contributes to inflammatory processes in conditions ranging from infections to chronic inflammatory diseases. CXCL5 is also linked to cancer progression, where it can promote tumour growth and metastasis by attracting and activating neutrophils within the tumour environment.

Palmitic acid is a saturated fatty acid commonly found in both animal and plant sources. As the most abundant saturated fat in the human body and diet, it plays important roles in energy storage and cellular function. However, excessive intake of palmitic acid has been linked to potential risks to heart health.

DHFR (Dihydrofolate Reductase) is an enzyme that plays a vital role in DNA synthesis and repair. It catalyses the conversion of dihydrofolate to tetrahydrofolate, a necessary cofactor for producing purines, thymidylate, and certain amino acids. This process is essential for cell growth and division, making DHFR a critical target in cancer treatment, where inhibitors like methotrexate block its activity to stop rapidly dividing cells.

CLPTM1 (Cleft Lip and Palate Transmembrane Protein 1): CLPTM1 is a transmembrane protein involved in key cellular processes such as cell proliferation, apoptosis, and carcinogenesis. While its exact function is not yet fully understood, research suggests a potential role in cancer development and progression. CLPTM1 expression has been linked to several cancers, including lung, pancreatic, and ovarian cancers, where it may contribute to tumour growth and metastasis. It is also associated with smoking-related cancers due to its interaction with tobacco-related carcinogens. Understanding the molecular mechanisms of CLPTM1 could provide valuable insights into cancer biology and therapeutic approaches.

ANAPC4 (Anaphase Promoting Complex Subunit 4) is a protein that forms part of the anaphase-promoting complex/cyclosome (APC/C), a vital regulator of the cell cycle. It assists in tagging specific proteins for degradation, thereby controlling the timely progression of cells through various stages of division. Proper functioning of ANAPC4 is essential for normal cell cycle regulation, and its dysregulation may contribute to abnormalities associated with cancer development and progression.

Haddock intolerance is a condition characterised by difficulty digesting haddock, a type of fish often enjoyed as a seafood delicacy. Unlike a haddock allergy, which triggers an immune response and more severe symptoms, haddock intolerance primarily causes digestive discomfort after consuming haddock or dishes containing it.

Blackcurrant intolerance is a condition that reflects the body’s reduced ability to digest blackcurrants — small, dark, tart berries rich in nutrients. Unlike a blackcurrant allergy, which triggers an immune response and can cause severe symptoms, intolerance typically results in gastrointestinal discomfort after consumption.

Zinc (Zn) is an essential trace mineral that supports immune defence, wound healing, DNA synthesis, and growth. It also plays a role in taste, smell, and hormone regulation. Rich sources include meat, shellfish, legumes, and nuts. Insufficient intake — common among vegetarians and older adults — can weaken immunity, slow healing, and affect skin health and resistance to infections.

GBP3 (Guanylate Binding Protein 3) is a member of the guanylate-binding protein family that plays a key role in the immune system. It is particularly important for defending against intracellular pathogens, including viruses and bacteria. GBP3 also helps regulate inflammatory responses during infections.

Fentanyl is a synthetic opioid that is significantly more potent than morphine. It is mainly used for managing severe or chronic pain and is available in forms such as patches, lozenges, and injections. Due to its high potency, fentanyl poses a strong risk of addiction and overdose, even at low doses. It is also illegally produced and sometimes mixed with other drugs, which increases the risk of accidental overdoses.

XXYLT1 (Xyloside Xylosyltransferase 1) is a gene that encodes an enzyme responsible for modifying proteins by adding xylose sugars to proteoglycans. This modification is essential for constructing glycosaminoglycan chains, which support cell signalling, adhesion, and movement within the extracellular matrix. Alterations in XXYLT1 can impact these processes and have been associated with developmental disorders.

FZD8 (Frizzled Class Receptor 8): FZD8 is a gene that encodes a receptor for Wnt signalling proteins. It plays a crucial role in embryonic development and cell signalling pathways. FZD8 is essential for processes such as cell differentiation, proliferation, and polarity. Abnormalities in FZD8 signalling are linked to developmental defects and several types of cancer.

Oyster mushroom intolerance is a condition characterised by difficulty digesting oyster mushrooms, a popular edible fungus used in cooking. Unlike an oyster mushroom allergy, which triggers an immune response, intolerance primarily causes digestive discomfort. Individuals with this intolerance often experience symptoms such as stomach upset after consuming oyster mushrooms or foods containing them.

DACH1 (Dachshund Homolog 1) is a transcription factor that helps regulate gene expression in cells. It plays important roles in processes such as development and cell differentiation. Depending on the context, especially in different types of cancer, DACH1 can function either as a tumour suppressor or an oncogene.

Pomelo intolerance is a condition that involves difficulty digesting pomelo, a large citrus fruit known for its sweet and tangy flavour. Unlike a pomelo allergy, which triggers an immune system response and more severe reactions, intolerance mainly causes digestive discomfort. People with pomelo intolerance typically experience gastrointestinal symptoms after eating pomelo or foods containing it.

ADAM32 (ADAM Metallopeptidase Domain 32) is a member of the ADAM family of enzymes, recognised for their roles in cell adhesion and the proteolytic processing of cell surface proteins. These enzymes contribute to key biological processes such as cell signalling, fertilisation, and cell migration. While the specific functions of ADAM32 are still being researched, it is thought to be involved in tissue remodelling, cell-cell interactions, and potentially reproductive functions.

Wasp venom allergy is a condition that occurs when the body has an allergic reaction to the sting of a wasp. This allergy can cause symptoms ranging from localized pain and swelling to severe anaphylaxis. Unlike bee stings, wasp stings can be more dangerous as wasps are capable of stinging multiple times, increasing the risk of a serious allergic reaction.

NSG1 (Neuronal Vesicle Trafficking-Associated 1): NSG1 is a gene involved in neuronal vesicle trafficking and synapse formation. It plays a key role in regulating neurotransmitter release and synaptic transmission. Understanding NSG1 is important for exploring the mechanisms behind neuronal communication and synaptic plasticity, which are essential for brain function.

Marijuana is a substance derived from the Cannabis sativa plant and contains THC (tetrahydrocannabinol), a compound known for its psychoactive effects. It is used recreationally for its relaxing and euphoric effects, and medicinally for managing pain, nausea, and symptoms of chronic conditions. Its legal status varies across regions, with increasing acceptance for medical use.

Curry spice intolerance is a condition that reflects the body’s difficulty in digesting curry spice — a blend of spices and herbs widely used in Asian cuisines. It typically causes gastrointestinal discomfort rather than triggering an immune response, which distinguishes it from a curry spice allergy. Symptoms usually arise after consuming foods seasoned with curry spice.

HTR2C (5-Hydroxytryptamine Receptor 2C) is a serotonin receptor involved in regulating mood, appetite, and sexual behaviour. It plays a key role in central nervous system (CNS) functions and is a target for some psychiatric medications. Variations or dysfunctions in HTR2C have been associated with mental health conditions such as depression, anxiety, and schizophrenia, as well as certain metabolic disorders.

HACD4 (Hydroxyacyl-CoA Dehydratase 4): HACD4 is an enzyme involved in the biosynthesis of very long-chain fatty acids (VLCFAs). These fatty acids are essential for maintaining cellular functions such as membrane structure and energy storage. HACD4 plays a key role in lipid metabolism and has been linked to skin development and function.

Brazil nut intolerance is a condition characterised by difficulty in digesting Brazil nuts, which are large edible seeds from the Brazil nut tree. Unlike a Brazil nut allergy, which triggers an immune response and can cause severe reactions, intolerance mainly results in digestive discomfort. People with Brazil nut intolerance typically experience gastrointestinal symptoms after consuming these nuts.

FFAR4 (Free Fatty Acid Receptor 4) is a receptor that binds omega-3 fatty acids and plays a key role in regulating metabolism and inflammation. It helps improve insulin sensitivity, reduce inflammatory responses, and control appetite. FFAR4 is being researched as a promising target for treating metabolic conditions such as obesity and type 2 diabetes.

Methane breath testing is a diagnostic method that measures the amount of methane gas produced by intestinal bacteria. Methane is produced by specific gut microbes during the fermentation of certain carbohydrates. Elevated methane levels in breath tests are associated with conditions such as Small Intestinal Bacterial Overgrowth (SIBO), fructose intolerance, and sorbitol intolerance, which can cause symptoms including bloating, constipation, abdominal pain, and changes in bowel habits.

Edam cheese intolerance is a condition that causes difficulty digesting Edam cheese, a semi-hard cheese known for its mild and nutty flavour. Unlike an Edam cheese allergy, which involves the immune system and can provoke severe reactions, intolerance mainly results in digestive discomfort. Those with Edam cheese intolerance often experience symptoms such as stomach pain, bloating, or nausea after consuming Edam cheese or products containing it.

ACAN (Aggrecan) is a gene that encodes aggrecan, a key proteoglycan found in the extracellular matrix of cartilage and other connective tissues. Aggrecan is essential for maintaining cartilage structure and ensuring proper joint function. Mutations in ACAN can disrupt bone and cartilage development, leading to skeletal disorders such as spondyloepimetaphyseal dysplasia.

FYB2 (FYN Binding Protein 2): FYB2 is a protein that functions as an adaptor involved in signal transduction pathways within immune cells. Also known as ADAP2, it facilitates interactions between various signalling molecules and plays a key role in regulating immune cell activation and response. Understanding FYB2’s function is essential for exploring mechanisms of immune regulation and related disorders.

FCRL3 (Fc Receptor-Like 3) is a protein predominantly expressed in B cells and belongs to the Fc receptor-like (FCRL) family. It plays a role in regulating B cell receptor signalling and antibody production, affecting immune system activity and potentially contributing to the development of autoimmune diseases.

ADM (Adrenomedullin) is a peptide hormone involved in regulating the cardiovascular system and circulation. It helps control blood pressure through its vasodilatory effects and supports fluid balance. ADM also plays a role in modulating immune responses and may have protective functions in cardiovascular health.

BEND5 (BEN Domain Containing 5) is a gene that encodes a protein thought to be involved in chromatin organisation and gene regulation. Its BEN domain indicates a role in DNA binding and controlling gene expression. Although its precise functions are still under investigation, BEND5 may affect key cellular processes and disease mechanisms.

Crayfish allergy is an allergic reaction to proteins found in crayfish, a type of shellfish. It can range from mild to severe and, in some cases, be potentially life-threatening. People with a crayfish allergy may react not only from eating crayfish but also from inhaling steam released during cooking.

Cottonwood trees are known for producing fluffy, cotton-like seeds and pollen that can trigger seasonal allergies. In spring, their pollen becomes airborne — especially on windy days — and may cause symptoms such as sneezing, nasal congestion, and itchy eyes in sensitive individuals.

DHEA-S (dehydroepiandrosterone sulfate) is the more stable and prevalent form of DHEA in the blood. Measuring DHEA-S levels provides a longer-term indicator of DHEA status, aiding in the assessment of hormonal balance, adrenal gland function, and age-related hormonal changes.

PRSS1 (Protease, Serine 1): PRSS1 is a gene that encodes trypsin, a digestive enzyme produced in the pancreas. Trypsin plays a crucial role in digestion by breaking down proteins. Mutations in PRSS1 can cause hereditary pancreatitis, a condition characterised by repeated episodes of pancreatic inflammation. Understanding PRSS1 is important for gaining insights into pancreatic function and managing pancreatic disorders.

Docosahexaenoic acid (DHA) is a vital Omega-3 fatty acid essential for brain function, visual development, and the regulation of inflammation. Abundantly found in fish oils, DHA supports cognitive health in adults and plays a crucial role in brain and eye development during infancy.

DEF8 (Differentially Expressed in FDCP 8 Homolog) is a gene involved in endocytic trafficking and cellular signalling. It acts as a scaffold protein, helping to coordinate interactions between signalling molecules and endosomes—crucial for proper receptor function and cell communication. Disruptions in DEF8 activity have been associated with cancer and immune-related conditions.

Peppermint intolerance refers to a sensitivity that some individuals have to peppermint, a fragrant herb known for its refreshing flavour and health benefits. While peppermint is widely used in teas, sweets, and cooking, intolerance can cause discomfort and restrict its consumption for those affected.

FGGY (FGGY Carbohydrate Kinase Domain Containing) is a gene that encodes a protein involved in carbohydrate metabolism. Although its specific functions are not yet fully understood, proteins in this family generally play roles in energy production and may be associated with metabolic processes and disorders.

ALCAM (Activated Leukocyte Cell Adhesion Molecule) is a protein that plays a vital role in cell-to-cell adhesion, allowing cells to interact, migrate, and target specific locations within the body. It is involved in essential processes such as nerve development, immune regulation, and tissue repair. Dysregulation of ALCAM has been associated with cancer metastasis, autoimmune disorders, and other pathological conditions.

Thallium (Tl) is a heavy metal that presents significant health risks upon exposure. It can cause symptoms such as hair loss, nerve damage, and digestive problems. Common sources of thallium exposure include contaminated water, certain industrial processes, and its former use in rat poison. Although its presence in consumer products has diminished, thallium remains a hazard in industrial environments. Exposure to thallium, while rare, requires prompt medical attention to minimise health complications.

UGT1A6 (UDP Glucuronosyltransferase Family 1 Member A6): is a gene that encodes an enzyme from the UDP glucuronosyltransferase family. This enzyme plays a crucial role in phase II metabolism by enabling the conjugation of drugs, toxins, and endogenous substances with glucuronic acid, aiding their elimination from the body. UGT1A6 is vital for detoxification and maintaining overall metabolic balance.

ZNF816 (Zinc Finger Protein 816) is a gene that encodes a member of the zinc finger protein family, known for its roles in DNA binding and gene regulation. Although the specific function of ZNF816 has not been fully established, zinc finger proteins are key regulators of gene expression, influencing development, cell differentiation, and potential disease pathways such as cancer and genetic disorders.

Asparagine is an amino acid that supports brain function and helps maintain the balance of the nervous system. It plays a key role in protein synthesis and the production of amino acids. Found in foods such as dairy, beef, poultry, eggs, fish, and asparagus, asparagine makes an important contribution to brain health and mood regulation.

Japanese hop (Humulus japonicus) is an invasive climbing plant that flowers in late summer, releasing pollen that can cause allergic reactions. This pollen is a major contributor to seasonal allergies, particularly for those who are sensitive to it, with symptoms often becoming more severe in urban areas where the plant is more common.

Pecans are delicious nuts valued for their rich, buttery flavour and are commonly used in a variety of recipes and snacks. However, some people may have an intolerance to pecan nuts, which can affect their ability to enjoy pecans without experiencing discomfort.

GCKR (Glucokinase Regulator): GCKR is a gene that encodes a protein responsible for regulating glucokinase, an enzyme essential in glucose metabolism. Variations in GCKR can affect glucose homeostasis and have been linked to diabetes and other metabolic disorders.

KCTD9 (Potassium Channel Tetramerisation Domain Containing 9) is a gene that encodes a protein involved in protein-protein interactions and the formation of protein complexes. It may contribute to the regulation of ion channels or other cellular processes through its role in complex assembly and signalling pathways.

SYCP2L (Synaptonemal Complex Protein 2-Like): SYCP2L is a protein involved in meiosis, playing a key role in the formation of the synaptonemal complex. This structure is essential for the pairing and recombination of homologous chromosomes. SYCP2L is important for understanding the mechanisms of genetic recombination and fertility, with potential implications in reproductive biology and related disorders.

Corn intolerance is a digestive condition that reflects the body’s difficulty in processing maize. Unlike a corn allergy, which is an immune system response causing more immediate and severe reactions, corn intolerance primarily leads to gastrointestinal symptoms and discomfort.

Nicotinic acid (niacin or vitamin B3) is an essential nutrient that helps convert food into energy and supports healthy skin, nerve function, and digestion. It is naturally found in foods such as meat, fish, and grains, and can also be produced from the amino acid tryptophan. A deficiency in nicotinic acid can lead to pellagra, a condition characterised by diarrhoea, dermatitis, and dementia.

CYP4F11 (Cytochrome P450 Family 4 Subfamily F Member 11): CYP4F11 is an enzyme that belongs to the cytochrome P450 family. It plays a crucial role in the oxidation of fatty acids and the metabolism of drugs. The function of CYP4F11 in lipid processing and drug detoxification is vital for understanding individual differences in drug responses and the risk of diseases associated with lipid metabolism.

CHRNB3 (Cholinergic Receptor Nicotinic Beta 3 Subunit) is a protein that forms part of the nicotinic acetylcholine receptor, which plays a key role in cholinergic neurotransmission. Variations in the CHRNB3 gene have been linked to nicotine dependence and related behavioural traits, suggesting its involvement in the brain’s addiction pathways and neural circuitry regulation.

Isoleucine is an essential amino acid that aids muscle repair, energy production, and protein synthesis. Commonly found in meat, fish, and dairy products, it plays a vital role in muscle recovery and endurance, particularly for athletes and those who are physically active. Maintaining sufficient isoleucine levels is crucial for muscle health, strength, and overall performance.

ORC5 (Origin Recognition Complex Subunit 5): ORC5 is a protein that forms part of the origin recognition complex, a crucial component in the initiation of DNA replication in eukaryotic cells. It plays a vital role in ensuring precise DNA replication, which is essential for maintaining genomic integrity. Dysfunction in ORC5 or the replication initiation process can result in genomic instability, a hallmark of cancer cells, and contribute to developmental disorders associated with impaired cell proliferation.

FUCA1 (Alpha-L-Fucosidase 1): FUCA1 (Alpha-L-Fucosidase 1) is a gene that encodes an enzyme responsible for breaking down fucose, a sugar component found in complex carbohydrates. This enzyme plays a key role in metabolic processes, and deficiencies in FUCA1 can cause fucosidosis, a rare lysosomal storage disorder. Studying FUCA1 helps improve understanding of metabolic pathways and related disorders.

Kamut intolerance refers to an adverse reaction experienced by some individuals to Kamut, an ancient grain related to wheat. Although Kamut is prized for its nutritional benefits, those with this intolerance may find it difficult to digest or may react negatively to this particular grain.

CTLA4 (Cytotoxic T-Lymphocyte-Associated Protein 4) is a gene that encodes a protein involved in downregulating immune responses by inhibiting T-cell activation. It competes with CD28 for binding to CD80/CD86 on antigen-presenting cells, helping to maintain immune balance and prevent overactivation. Dysregulation of CTLA4 is linked to autoimmune conditions and impaired immune tolerance.

CBLL1 (Cbl Proto-Oncogene Like 1): CBLL1 is a gene that encodes a protein related to the Cbl family, which plays a role in signal transduction and regulation of cellular activities. This protein is involved in the ubiquitin-proteasome pathway, helping control protein degradation and turnover within the cell.

FSHR, or Follicle-Stimulating Hormone Receptor, is a receptor protein primarily located on ovarian granulosa cells in females and Sertoli cells in males. It plays a crucial role in reproductive function by mediating the effects of follicle-stimulating hormone (FSH), which is secreted by the anterior pituitary gland. FSHR is vital for processes such as folliculogenesis—the growth and maturation of ovarian follicles in females—by activating signalling pathways that encourage cell growth and development.

CACNB2, also known as Calcium Channel Voltage-Dependent Beta 2 Subunit, is a protein that plays a key role in the function of voltage-gated calcium channels (VGCCs). These channels regulate calcium entry into cells in response to changes in membrane potential, influencing vital processes such as neurotransmitter release, muscle contraction, and gene expression. CACNB2 serves primarily as a regulatory subunit of VGCCs, interacting with the pore-forming alpha subunits to modulate their voltage sensitivity, channel opening and closing kinetics, and calcium conductance.

Hazelnut allergy is a type of tree nut allergy that involves an immune response to proteins found in hazelnuts. It is a common food allergy that can cause reactions ranging from mild symptoms to severe anaphylaxis. Both raw and cooked hazelnuts can trigger this allergic reaction.

Melatonin is a hormone primarily produced by the pineal gland in the brain. It plays a key role in regulating the body’s internal clock, including the sleep-wake cycle. Melatonin levels naturally rise in the evening, peak overnight, and fall by morning, helping signal the body to prepare for rest. It also supports other functions such as immune response and antioxidant protection.

SLC7A11 (Solute Carrier Family 7 Member 11): SLC7A11 is a key component of the xCT transporter system, responsible for exchanging extracellular cystine with intracellular glutamate. This exchange is essential for maintaining intracellular glutathione levels, which protect cells against oxidative stress. Overexpression of SLC7A11 has been associated with enhanced survival of cancer cells under oxidative conditions, making it a significant focus in cancer therapy research.

Cream intolerance is a condition that reflects difficulty digesting cream, a dairy product rich in fat and known for its smooth texture. Unlike a cream allergy, which triggers an immune response, cream intolerance primarily causes digestive discomfort. Individuals with this intolerance often experience symptoms such as stomach upset after consuming cream or dairy products containing it.

G2E3 (G2/M-Phase Specific E3 Ubiquitin Protein Ligase): G2E3 is a gene that encodes an E3 ubiquitin ligase involved in regulating the cell cycle, particularly during the G2/M phase transition. It assists in tagging proteins for degradation, thereby controlling key cell cycle regulators. Dysregulation of G2E3 may result in cell cycle disturbances and contribute to the development of cancer.

BLOC1S2 (Biogenesis of Lysosomal Organelles Complex-1, Subunit 2) is a protein component of a complex that supports the formation of lysosome-related organelles, including melanosomes and platelet dense granules. Proper function of BLOC1S2 is essential for pigmentation processes and platelet function, while defects can lead to disorders affecting skin colour and blood clotting.

RPL39 (Mitochondrial Ribosomal Protein L39): MRPL39 is a gene that encodes a protein component of the mitochondrial ribosome, essential for mitochondrial protein synthesis. This process supports the production of mitochondrial respiratory chain components, which are critical for cellular energy generation. MRPL39 plays a key role in mitochondrial function, and its dysfunction may contribute to disorders affecting energy metabolism, including neurodegenerative, muscular, and metabolic diseases.

CHODL (Chondrolectin) is a gene that encodes a protein potentially involved in cell adhesion and chondrocyte differentiation. Whilst its precise function is not yet fully understood, evidence suggests it may play a role in cartilage formation and musculoskeletal development.

FZD10 (Frizzled Class Receptor 10): FZD10 is a receptor that binds Wnt signalling proteins, playing a key role in embryonic development, cell proliferation, and differentiation. It is especially involved in the Wnt/β-catenin signalling pathway and has been linked to cancer development, particularly when Wnt signalling is dysregulated.

HDHD2 (Haloacid Dehalogenase-Like Hydrolase Domain Containing 2): HDHD2 is a gene that encodes an enzyme belonging to the haloacid dehalogenase-like hydrolase family. Although its precise biological functions are not fully established, HDHD2 is thought to be involved in cellular metabolic processes and signalling pathways.

FOXA2 (Forkhead Box A2): FOXA2 is a transcription factor that plays a crucial role in the development and function of various tissues, including the liver, pancreas, and lungs. It regulates genes involved in metabolism, development, and cell differentiation. In the pancreas, FOXA2 is vital for the formation and proper function of insulin-producing beta cells, helping to maintain glucose balance by controlling genes related to insulin secretion and glucose metabolism.

AGPAT5 (1-Acylglycerol-3-Phosphate O-Acyltransferase 5): AGPAT5 is an enzyme that plays a key role in the biosynthesis of phospholipids, essential components of cell membranes. It catalyses the conversion of lysophosphatidic acid to phosphatidic acid, a critical step in producing various phospholipids. Dysregulation of AGPAT5 can disrupt lipid metabolism and is associated with conditions such as obesity and lipodystrophy.

KCNK9 (Potassium Two Pore Domain Channel Subfamily K Member 9): KCNK9 encodes a two-pore-domain potassium channel, which belongs to the potassium channel family. These channels help regulate the resting membrane potential and control neuronal excitability. Mutations in KCNK9 are associated with Birk-Barel mental retardation dysmorphism syndrome, highlighting its crucial role in neural development and function.

CETP (Cholesteryl Ester Transfer Protein): CETP is a protein that plays a key role in lipid metabolism by facilitating the transfer of cholesteryl esters and triglycerides between lipoproteins. It influences the composition of HDL (high-density lipoprotein) and LDL (low-density lipoprotein), making it important in cardiovascular health. CETP inhibitors have been studied as potential treatments for atherosclerosis due to their ability to increase HDL cholesterol levels.

BLMH (Bleomycin Hydrolase): BLMH is an enzyme that plays a key role in metabolising and detoxifying the chemotherapeutic drug bleomycin. Bleomycin works by causing DNA damage in cancer cells but can also lead to lung toxicity as a side effect. BLMH helps break down bleomycin into harmless compounds, reducing this risk. Understanding BLMH’s function is important for improving cancer treatment and managing side effects, especially in patients receiving bleomycin-based therapies. Researchers continue to investigate ways to enhance the safety and effectiveness of these treatments.

PKNOX1 (PBX/Knotted 1 Homeobox 1): PKNOX1 is a transcription factor involved in regulating gene expression during development and cellular differentiation. It plays a role in embryogenesis and may influence the development of haematopoietic cells. Dysregulation of PKNOX1 can contribute to developmental abnormalities.

CANT1 (Calcium Activated Nucleotidase 1): CANT1 is a gene that encodes an enzyme involved in the hydrolysis of UDP, a nucleotide essential for glycosaminoglycan synthesis. Mutations in CANT1 are associated with skeletal disorders such as Desbuquois dysplasia, highlighting its role in bone development and cartilage formation.

NSUN3 (NOP2/Sun RNA Methyltransferase Family Member 3) is a gene that encodes an RNA methyltransferase involved in modifying mitochondrial tRNAs. This modification is important for proper mitochondrial protein synthesis and function. Mutations in NSUN3 have been associated with mitochondrial diseases.

HIVEP2 (Human Immunodeficiency Virus Type I Enhancer Binding Protein 2): HIVEP2 is a gene involved in transcriptional regulation. It encodes a protein that binds to DNA and modulates gene expression. HIVEP2 may play a key role in regulating specific genes, with potential effects on development and immune system function.

Soy milk is a plant-based drink made from soybeans and commonly used as a dairy-free alternative to cow’s milk. It is a popular choice for people with lactose intolerance or dairy allergies. However, some individuals may experience an intolerance to soy milk, resulting in digestive discomfort or other adverse effects.

NRP2 (Neuropilin 2): NRP2 is a receptor that plays a key role in angiogenesis and lymphangiogenesis, as well as in neuronal guidance. It interacts with vascular endothelial growth factors and semaphorins, influencing the development of blood vessels and nerves. NRP2 is also involved in cancer progression, particularly in tumour angiogenesis and metastasis, and has important roles in developmental processes.

IREB2 (Iron Responsive Element Binding Protein 2): IREB2 is a gene that plays a key role in iron metabolism by regulating genes involved in iron storage and transport. It helps maintain iron balance in the body by binding to iron-responsive elements (IREs) in the mRNA of these genes, controlling their stability and translation. Proper function of IREB2 is essential to prevent iron-related health issues such as anaemia or iron overload disorders including haemochromatosis. Studying IREB2 is important for understanding iron metabolism and its links to conditions such as neurodegenerative diseases.