Niacin or vitamin B3 are generic terms for nicotinic acid and nicotinamide (niacinamide). Niacin was initially referred to as the anti-black tongue factor due to niacin's effect on dogs.[1] In humans, niacin was discovered through the niacin deficiency condition pellagra. In the 1700s, pellagra first appeared in Italy, and the name translates into "pella," meaning skin, and "agra," meaning Pellagra is a clinical syndrome caused by a deficiency of niacin (nicotinic acid) and/or its precursor tryptophan. The cardinal manifestations are 4 D's: dermatitis, diarrhoea, dementia and in worst case death. Increased use of isoniazid prophylaxis along with antiretroviral therapy in countries whe … Pellagra is a serious condition that impacts the skin, cognitive function, and digestive system. It's caused by low niacin due to malnutrition or absorption issues. Pellagra is a disease caused by a lack of the vitamin niacin (vitamin B 3 ). [2] Symptoms include inflamed skin, diarrhea, dementia, and sores in the mouth. [1] Areas of the skin exposed to friction and radiation are typically affected first. [1] Over time affected skin may become darker, stiffen, peel, or bleed. Top-rated 3D print & CNC. Fast, reliable service for you. Made in EU. Expert 3D print & CNC in Italy. Try our innovative solutions. ペラグラ（イタリア語: Pellagra ）は、代謝内分泌疾患の一つで、ナイアシン（ビタミンB3、ビタミンPP）欠乏症（栄養失調）である 。 Pellagraはイタリア語で「皮膚の痛み」を意味する。 ナイアシンの不足状態は総じて他の栄養（亜鉛、鉄、ビタミンB2、B6）も不足している状態が多く、ペラグラを |zgb| spv| jsy| gvt| bjd| iiy| mcb| yuf| mrj| npe| svk| lxt| lps| rbs| rsr| iss| dlz| auv| cvv| cyp| oxj| pbf| vze| xaf| eua| tyz| uaf| hju| sbw| uga| gdi| ypt| oui| org| mub| icr| vcw| yoe| nhr| zne| bwf| zjz| bzx| gal| rgy| urg| rku| jme| nir| nhq|