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单词 pellagra
释义

Definition of pellagra in English:

pellagra

noun pɛˈleɪɡrəpɛˈlaɡrə
mass noun
  • A deficiency disease caused by a lack of nicotinic acid or its precursor tryptophan in the diet. It is characterized by dermatitis, diarrhoea, and mental disturbance, and is often linked to over-dependence on maize as a staple food.

    糙皮病,蜀黍红斑,培拉格病

    Example sentencesExamples
    • In 1902, the American South was swept with an epidemic of pellagra (a niacin and tryptophan deficiency).
    • Deficiency leads to pellagra, a condition characterized by dermatitis, diarrhea and certain mental health problems.
    • Hypoproteinemia and pellagra are caused when tryptophan (ie, an essential amino acid) is used for serotonin production instead of for protein and niacin synthesis.
    • A 67 year old Zambian woman presented to our mission hospital with diarrhoea, dementia, and dermatitis, which are the classic features of pellagra.
    • He is best known for his work on the disease pellagra, the ‘scourge of the south,’ in which he discovered that the cause of pellagra was a dietary insufficiency, later identified as vitamin B niacin.
    • But due to peasant resistance and initiative, maize became the primary crop, supporting grain and livestock production and providing the peasant's major food, a dependence that later produced the scourge of pellagra.
    • The troops suffered from malaria, dengue fever, beriberi, hookworm and pellagra.
    • A deficiency of niacin causes the disease pellagra.
    • Inadequate amounts of this vitamin cause a disease called pellagra, which is characterized by skin disorders, weak muscles, diarrhea, and loss of appetite.
    • The severe symptoms, depression, dermatitis and diarrhea, are associated with the condition known as pellagra.
    • Despite differing reports about the initial symptoms of this wasting disease, pellagra is characterized by diverse clinical manifestations mainly involving the dermatological, gastrointestinal, and neurological systems.
    • His work on pellagra saved thousands of lives.
    • The occurrence of pellagra started to be associated from the mid 1700s with a poor diet of maize-meal without meat or milk in different parts of the world, and this link was still occurring in the US well into the twentieth century.
    • Nongovernment organizations have initiated public health programs such as the Rockefeller Foundation which undertook eradication of pellagra and hookworm.
    • We now know that a niacin or tryptophan deficiency causes pellagra.
    • Severe deficiency of vitamin B - 6 may lead to pellagra, a neurological illness with features of dementia.
    • Those highly dependent on corn as a food might develop pellagra and this chronic disease, causing dermatitis, diarrhea, and ultimately dementia, battered the population of European corn growing regions during the nineteenth century.
    • When was the last time that you met an American-born person suffering from rickets, scurvy, beriberi, pellagra, or any other disease caused entirely by malnutrition.
    • The cutaneous changes were among the first symptoms of pellagra to appear in anorexia nervosa patients.
    • There, in the camp, he almost died of hunger, developed dystrophy and pellagra, and almost lost his central vision.

Derivatives

  • pellagrous

  • adjective pɛˈlaɡrəspɛˈleɪɡrəs
    • Why must they suffer these unsightly pellagrous lesions, and all the accompanying discomforts?

Origin

Early 19th century: from Italian, from pelle 'skin', on the pattern of podagra.

Rhymes

Niagara, Viagra

Definition of pellagra in US English:

pellagra

noun
  • A deficiency disease caused by a lack of nicotinic acid or its precursor tryptophan in the diet. It is characterized by dermatitis, diarrhea, and mental disturbance, and is often linked to overdependence on corn as a staple food.

    糙皮病,蜀黍红斑,培拉格病

    Example sentencesExamples
    • The cutaneous changes were among the first symptoms of pellagra to appear in anorexia nervosa patients.
    • The occurrence of pellagra started to be associated from the mid 1700s with a poor diet of maize-meal without meat or milk in different parts of the world, and this link was still occurring in the US well into the twentieth century.
    • A 67 year old Zambian woman presented to our mission hospital with diarrhoea, dementia, and dermatitis, which are the classic features of pellagra.
    • Nongovernment organizations have initiated public health programs such as the Rockefeller Foundation which undertook eradication of pellagra and hookworm.
    • The troops suffered from malaria, dengue fever, beriberi, hookworm and pellagra.
    • He is best known for his work on the disease pellagra, the ‘scourge of the south,’ in which he discovered that the cause of pellagra was a dietary insufficiency, later identified as vitamin B niacin.
    • Severe deficiency of vitamin B - 6 may lead to pellagra, a neurological illness with features of dementia.
    • Inadequate amounts of this vitamin cause a disease called pellagra, which is characterized by skin disorders, weak muscles, diarrhea, and loss of appetite.
    • When was the last time that you met an American-born person suffering from rickets, scurvy, beriberi, pellagra, or any other disease caused entirely by malnutrition.
    • Hypoproteinemia and pellagra are caused when tryptophan (ie, an essential amino acid) is used for serotonin production instead of for protein and niacin synthesis.
    • His work on pellagra saved thousands of lives.
    • We now know that a niacin or tryptophan deficiency causes pellagra.
    • Those highly dependent on corn as a food might develop pellagra and this chronic disease, causing dermatitis, diarrhea, and ultimately dementia, battered the population of European corn growing regions during the nineteenth century.
    • But due to peasant resistance and initiative, maize became the primary crop, supporting grain and livestock production and providing the peasant's major food, a dependence that later produced the scourge of pellagra.
    • Despite differing reports about the initial symptoms of this wasting disease, pellagra is characterized by diverse clinical manifestations mainly involving the dermatological, gastrointestinal, and neurological systems.
    • Deficiency leads to pellagra, a condition characterized by dermatitis, diarrhea and certain mental health problems.
    • The severe symptoms, depression, dermatitis and diarrhea, are associated with the condition known as pellagra.
    • A deficiency of niacin causes the disease pellagra.
    • In 1902, the American South was swept with an epidemic of pellagra (a niacin and tryptophan deficiency).
    • There, in the camp, he almost died of hunger, developed dystrophy and pellagra, and almost lost his central vision.

Origin

Early 19th century: from Italian, from pelle ‘skin’, on the pattern of podagra.

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更新时间:2024/12/27 19:40:59