All articles starting with P
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Pemirolast
Pemirolast (Alamast, Alegysal) is a pyridopyrimidine mast cell stabilizer and antihistamine; its 0.1% potassium ophthalmic solution, FDA-approved in 1999, prevents ocular itching in allergic conjunctivitis and has been studied orally for asthma.
Pemmican
Pemmican, from Cree pimihkan, is a concentrated food of pounded dried meat, rendered fat, and often berries, invented by Indigenous North Americans and later the staple ration of the fur trade, polar expeditions, and military cold-weather trials.
Pemmican Publications
Pemmican Publications is a not-for-profit book publisher in Winnipeg, Manitoba, founded in 1980 by the Manitoba Métis Federation to promote Red River Métis writers and stories.
Pemoline
Pemoline, formerly sold as Cylert, is a central nervous system stimulant of the oxazolone class used to treat ADHD until liver toxicity led to its 2005 withdrawal.
Pemon
The Pemon (Pemón) are a Carib-speaking indigenous people of southeastern Venezuela and adjacent Guyana and Brazil; their Gran Sabana heartland lies largely within Canaima National Park.
Pemphigoid
Pemphigoid (ICD-11 EB41) is a group of autoimmune subepidermal blistering diseases, chiefly bullous pemphigoid and mucous membrane pemphigoid, caused by IgG antibodies against basement membrane zone proteins BP180 and BP230, treated with corticosteroids, doxycycline, and biologics such as dupilumab.
Pemphigoid gestationis
Pemphigoid gestationis (herpes gestationis) is a rare autoimmune blistering disease of pregnancy targeting BP180/BP230, with umbilical onset, 30–50% recurrence, preterm and small-for-gestational-age fetal risks, and corticosteroid-based treatment.
Pemphigus
Pemphigus, also called pemphigus vulgaris or foliaceus, is a rare autoimmune blistering disease caused by antibodies against desmogleins; rituximab was FDA-approved for it in 2018.
Pemphigus erythematosus
Pemphigus erythematosus, also known as Senear-Usher syndrome or seborrheic pemphigus, is a rare superficial pemphigus disease, first described in 1926, that combines features of pemphigus foliaceus and lupus erythematosus.
Pemphigus foliaceus
Pemphigus foliaceus (PF, fogo selvagem in its endemic Brazilian form) is a rare autoimmune blistering disease caused by IgG against desmoglein 1, producing superficial crusted skin erosions without mucosal involvement, treated with corticosteroids and rituximab.
Pemphigus vegetans
Pemphigus vegetans, also called PVg, is a rare variant of pemphigus vulgaris (1-2% of pemphigus) with vegetative plaques in skin folds and oral mucosa, Hallopeau and Neumann subtypes, and anti-desmoglein 3/1 autoantibodies.
Pemphigus vulgaris
Pemphigus vulgaris, an autoimmune blistering disease caused by IgG against desmogleins 3 and 1; treated with corticosteroids and rituximab, first-line for moderate-to-severe disease.
Pen
A pen is a handheld writing instrument that applies ink, paste, or gel through a shaped tip, replacing the dipping that quill and reed pens required.
Pen a 1
Pen a 1 is the 36-kDa tropomyosin of brown shrimp (Penaeus aztecus), the first and only major shrimp allergen, binding IgE in about 80% of shrimp-allergic patients and cross-reacting with mite, cockroach, and other invertebrate tropomyosins.
PEN All-India Centre
The PEN All-India Centre (AIPEN) is the Indian branch of International PEN, founded in Bombay in the early 1930s by Sophia Wadia and based at Theosophy Hall, Mumbai.
Pen ch 20
Pen ch 20 is a 68 kDa N-acetyl-glucosaminidase allergen of the mold Penicillium chrysogenum (formerly P. notatum), IUIS-approved, airway-exposed, a minor allergen, glycoprotein, cloned as cDNA clone A6.
Pen Coed-foel Camp
Pen Coed-foel Camp, also Pencoed y Foel Hillfort (NPRN 92243), is an Iron Age hillfort near Llandysul, Ceredigion, Wales, a circular fort on a hilltop in the Teifi valley, dated about 800 BC to AD 74.
Pen League
The Pen League (al-Rābiṭa al-Qalamiyya) was a literary society founded in New York in April 1920 by Arab émigré writers, including Khalil Gibran and Mikhail Naimy, until Gibran's death in 1931.
Pen Llystyn
Pen Llystyn was a Roman auxiliary fort near Bryncir in Gwynedd, north Wales, built around AD 80 and destroyed by gravel quarrying after its discovery in 1957.
Pen name
Pen name, also called pseudonym or nom de plume: an invented name a writer publishes under instead of their legal name, used for privacy, gender, reputation, or genre; not copyrightable itself, and it changes U.S. copyright terms for pseudonymous works.
PEN Nigeria
PEN Nigeria (Nigerian Centre, Nigerian PEN) is the Nigerian centre of PEN International, the writers' association founded in 1921. Affiliated 21 November 2001 in London, it promotes literature, local-language writing, and free expression, publishing the 2019 anthology Silver Lining.
Pen pal
Pen pal (pen friend): a person with whom you exchange letters as a hobby, usually abroad and unmet. Covers origins in the international correspondence movement, Eisenhower's People-to-People program, classroom uses, and apps like Slowly.
Pen Ran (ប៉ែន រ៉ន)
Pen Ran (ប៉ែន រ៉ន, Pan Ron), c. 1944–disappeared under the Khmer Rouge, was a Cambodian singer and songwriter of the 1960s golden age, famous for "Pka Kabass," duets with Sinn Sisamouth, and Cambodian rock and twist.
Pen spinning
Pen spinning (ペン回し) is the skill of performing tricks by passing a pen or pen mod between the fingers. Key tricks include Charge, Pass, Sonic, and Thumbaround; the hobby has notation systems, pen mods, and a World Tournament.
PEN Türkiye
PEN Türkiye, officially the PEN Yazarlar Derneği, is the Turkish national center of PEN International. Founded in 1950, it promotes literature and defends freedom of expression in Turkey.
PEN Ukraine
PEN Ukraine (Український ПЕН) is a Ukrainian cultural and human rights organization of writers and journalists, founded in 1989, that defends freedom of speech and authors' rights.
Pen y Fan
Pen y Fan ("top of the peak") is an 886 m flat-topped mountain in Bannau Brycheiniog (Brecon Beacons) National Park, South Wales, the highest in southern Britain, with Corn Du, Cribyn and Fan y Big nearby and heavily used walking routes from the A470.
Pen-Llwyn fort
Pen-Llwyn fort (NPRN 92323, SAM CD134) is a 2.7-hectare Flavian Roman auxiliary fort at Melindwr, Ceredigion, Wales, found as cropmarks in 1976, with triple ditches, turf rampart, wooden buildings, occupied to about AD 125-140.
Pen-y-crug
Pen-y-crug: large oval multivallate Iron Age hillfort on an isolated hill 2 km northwest of Brecon, Powys; four ramparts, 1.92 ha interior, scheduled monument BR063, later a brick and tile works site.
Pen-y-Gaer Roman fort
Pen-y-Gaer Roman fort (near Bwlch, Powys) is a small Flavian auxiliary fort, about 1.2 ha, midway between Brecon Gaer and Abergavenny, occupied c. 80-130 AD with a vicus revealed by 2018 drought aerial photography.