All articles starting with P
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PIN1
PIN1 (peptidylprolyl cis/trans isomerase, NIMA-interacting 1; Pin1) is a human 163-aa parvulin PPIase, EC 5.2.1.8, on 19p13.2, uniquely isomerizing pSer/Thr-Pro motifs; overexpressed in cancer, depleted in Alzheimer's disease.
Pina (피나)
Pina (피나) is Wim Wenders' 2011 German 3D documentary tribute to choreographer Pina Bausch and her Tanztheater Wuppertal, made after Bausch died in 2009; Oscar-nominated documentary featuring Le Sacre du Printemps, Kontakthof, Café Müller, and Vollmond.
Pina Bausch
Pina Bausch (1940-2009), German choreographer and dancer, founder of Tanztheater Wuppertal; pioneered Tanztheater, blending dance, theatre, and speech; known for Café Müller, Nelken, Vollmond, and her question-based rehearsal method.
Piña colada
The piña colada is a sweet blended cocktail of rum, coconut cream, and pineapple juice, created in San Juan and the official national drink of Puerto Rico since 1978.
Pina Fratamico
Pina M. Fratamico is an American food-safety microbiologist at the USDA Agricultural Research Service in Philadelphia, known for rapid detection methods for E. coli O157:H7.
Pina Records
Pina Records is a Puerto Rican record label founded by Raphy Pina, successor to his father's label Pina Music, known for reggaetón artists including Daddy Yankee and Natti Natasha.
Pinabel (crater on Iapetus)
Pinabel is an 83-km-wide impact crater on Saturn's moon Iapetus at 39°S, 33°W, approved by the IAU in 2008 and named for Pinabel of Sorence from the Song of Roland.
Pinaceae
Pinaceae, the pine family, is the largest conifer family with about 240 species in 11 genera, almost entirely Northern Hemisphere, with woody cones bearing free scales and two seeds per scale, dating to the mid-Triassic.
Pinacidil
Pinacidil is a cyanoguanidine antihypertensive drug that opens ATP-sensitive potassium channels in vascular smooth muscle, developed by Leo Pharmaceutical Products and launched in Denmark in 1987 as Pindac.
Pinacidil anhydrous
Pinacidil anhydrous (UNII BB4UGO5K0D) is the active-moiety form of pinacidil, a racemic cyanoguanidine KATP channel opener (SUR2A/SUR2B) that vasodilates arterioles to treat hypertension; FDA-discontinued, dose-limited by edema and tachycardia.
Pinacol coupling reaction
The pinacol coupling reaction joins two aldehydes or ketones with a reductant to give a 1,2-diol, proceeding through ketyl radical anion intermediates and first reported by Rudolf Fittig in 1859.
Pinacol rearrangement
The pinacol rearrangement, also called the pinacol–pinacolone rearrangement, is the acid-catalyzed conversion of a 1,2-diol into a ketone or aldehyde, first observed by Rudolf Fittig in 1860.
Pinacolborane
Pinacolborane (HBpin), systematically named 4,4,5,5-tetramethyl-1,3,2-dioxaborolane, is a cyclic dialkoxyborane whose boron sits in a five-membered pinacol-derived ring, and is among the most widely used hydroborating and borylating reagents in modern organic synthesis.
Pinaka multi-barrel rocket launcher
The Pinaka multi-barrel rocket launcher (MBRL) is an Indian Army artillery system developed by DRDO, named after Shiva's bow and first used in the 1999 Kargil War.
Pinakes
Pinakes (Πίνακες, "Tables") is a 120-volume catalog of Greek literature compiled by Callimachus of Cyrene around 245 BCE in the Library of Alexandria, regarded as the ancestor of the library catalog.
Pinal Airpark
Pinal Airpark, formerly the Marana Army Airfield, is a county-owned aircraft storage, maintenance, and disassembly facility in Marana, Arizona, where airlines park and dismantle widebody jets in the dry desert climate.
Pinal County, Arizona
Pinal County, Arizona: county between Phoenix and Tucson, seat Florence, created February 1, 1875 from Maricopa and Pima counties. Population 539,380 (2025 est.), copper mining, agriculture, and among the fastest-growing U.S. counties.
Pinales
Pinales (Coniferales) is the order of conifers in class Pinopsida: cone-bearing, mostly evergreen trees such as pines, firs, spruces, cypresses, and yews, with about 630 extant species in seven to eight families.
Pinar del Río
Pinar del Río, city and westernmost province of Cuba (Vueltabajo), capital of the country's tobacco region producing 80% of Cuban tobacco; city titled 1867, province formed 1878, near Viñales Valley.
Pinara (Pieria)
Pinara was a town of ancient Syria placed by Ptolemy in the Pieria district on the western slopes of the Amanus mountains, known only from two brief textual notices.
Pinarayi Vijayan (പിണറായി വിജയൻ)
Pinarayi Vijayan (പിണറായി വിജയൻ), CPI(M) Polit Bureau member and Kerala's 12th chief minister (2016–2026), re-elected in 2021, now Leader of the Opposition after the LDF's 2026 defeat.
Piñata
Piñata: decorated papier-mâché or clay container filled with sweets, hung and broken blindfolded with a stick; brought to Mexico by the Spanish in the 16th century, with claimed Chinese and Italian roots; seven-cone star form tied to the seven deadly sins.
Pinaverium
Pinaverium (pinaverium bromide, Dicetel, Pinverin) is a GI-selective quaternary ammonium calcium channel blocker antispasmodic, poorly absorbed orally, used mainly for irritable bowel syndrome symptoms.
Pinball
Pinball: coin-operated arcade game descended from French bagatelle, with flippers since Gottlieb's 1947 Humpty Dumpty; banned in many US cities 1940s-70s, now a growing competitive sport run by the IFPA with over 14,000 sanctioned events in 2025.
Pinball Clemons
Michael "Pinball" Clemons, Toronto Argonauts running back, return specialist, Grey Cup-winning coach, and current general manager; CFL all-time combined-yards leader with 25,438 yards.
Pinball FX (2023 video game)
Pinball FX (2023) is Zen Studios' free-to-download digital pinball platform, successor to Pinball FX3, launched February 16, 2023 on Xbox, PlayStation, and Epic with 80+ tables, Pro Physics, and no FX3 table imports.
Pinball Wizard
Pinball Wizard is a 1969 Pete Townshend song by The Who from the rock opera Tommy, about a deaf, blind pinball prodigy; UK #4 single, later a 1975 film scene, Broadway musical, and namesake of pinball machines and games.
Pince-nez
Pince-nez, French for "pinch the nose", is a style of eyeglasses without temple arms that clip to the nose by a spring bridge, popular in the late nineteenth century.
Pincer movement
Pincer movement, or double envelopment: a tactic attacking both enemy flanks simultaneously to encircle and destroy a force. Classic case is Hannibal at Cannae, 216 BC; also used at Marathon, by Mongols, in blitzkrieg encirclements, and in air combat.
Pincer-catalyst CO2 hydrogenation to methanol derivatives
Pincer-catalyst CO2 hydrogenation to methanol derivatives is a homogeneous catalytic route where ruthenium, manganese, and iron pincer complexes convert CO2-derived carbonates and formates to methanol.