Diagnostic laboratory

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Reliable information on test preparation, prevention, and health.

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Deoxyribonucleic acid (DNA) is a biopolymer whose sequence stores hereditary information. Its nucleotides contain 4 main types of nitrogenous...

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Hepcidin: A Regulator of Iron Homeostasis Hepcidin and the anemia of chronic inflammatory diseases Anemia is a hemoglobin concentration below the...

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A gene is a unit of hereditary information: a DNA segment involved in producing a functional RNA or protein product. One gene can produce several...

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A male factor can contribute to difficulty conceiving. In some men, impaired sperm production is associated with genetic changes. Their...

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Arterial hypertension is persistently elevated blood pressure. It may cause no noticeable symptoms for a long time, including in younger...

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Preterm birth means birth before 37 completed weeks of pregnancy. Illness and death related to prematurity remain major concerns in obstetrics...

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The human leukocyte antigen (HLA) system presents peptide antigens to immune cells. HLA gene diversity helps the immune system recognize a...

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An allele is one of the possible DNA sequence variants at a particular genomic location, such as a version of a gene. Alleles of the same gene...

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A mutation is a lasting change in the DNA sequence or the organization of genetic material. “Genetic variant” is often preferred because a change...