"Leucotrienes" Natural Recordings by Native Speakers
Leukotrienes are a type of chemical mediator that are produced by white blood cells, such as neutrophils and macrophages, in response to inflammation. They play a key role in the allergic response, particularly in conditions such as asthma, where they cause the smooth muscle of the airways to contract and the airway glands to secrete mucus.
Leucosia is a rare or obsolete word that refers to a type of madness or frenzy. In medical contexts, it was used to describe a condition characterized by violent behavior, loss of control, and often associated with feelings of strong emotion, such as anger, fear, or excitement. The term was popularized in the 17th and 18th centuries by medical writers, but it has largely fallen out of use in modern linguistics.
Leucosoid refers to a subspecies of humans characterized by having a lesser amount of melanin, resulting in fairer skin and hair. This term is often used to describe individuals of European descent who have ancestry from northwestern Europe, particularly the British Isles. The leucosoid phenotype is associated with a recessive gene that reduces the amount of melanin produced in the skin and hair, leading to fair skin, light hair, and often, blue or green eyes.
Leucosolenia is a genus of freshwater sponges in the family Spongillidae. It is a type of demosponge that is commonly found in freshwater habitats, such as ponds and lakes. The name "Leucosolenia" comes from the Greek words "leukos", meaning white, and "solen", meaning hot, likely referring to the white or yellowish color of some species in this genus.
Leucothoe is a genus of flowering plants in the heath family (Ericaceae). It is also known as doghobble and snowberry. Leucothoe are evergreen shrubs native to eastern North America, typically found in moist, acidic soils in woodlands and along streams. They produce clusters of small, white or pinkish flowers and have glossy, elliptical leaves.
Leucous is an adjective that means "white" or "pale". It is often used in descriptions of colors or objects that are characterized by their whiteness or pallor.
Leucoxene is a pale yellow or orange-yellow variety of quartz that has been oxidized to produce its distinctive color.
Leukaemia is a type of cancer that affects the blood and bone marrow. It occurs when there is an abnormal growth of white blood cells, which interrupts the production of healthy cells in the bone marrow. Leukaemia can occur in children and adults, and it is often treated with a combination of chemotherapy, radiation therapy, and bone marrow transplantation.
Leukemias is a plural noun that refers to a type of cancer that affects the blood and bone marrow. It is characterized by the abnormal growth and proliferation of white blood cells, which can crowd out normal cells and reduce the body's ability to fight infection and produce blood cells. Leukemias can be acute or chronic, with acute leukemia being a more aggressive and rapidly progressing form of the disease.