All articles starting with O
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Olfactory receptor cell
Olfactory receptor cell, also called olfactory receptor neuron or olfactory sensory neuron: bipolar neuron in the nasal olfactory epithelium that detects odorants via GPCR-cAMP transduction in its cilia and sends unmyelinated axons to the olfactory bulb; each expresses one odorant receptor and turns over throughout life.
Olfactory reference disorder
Olfactory reference disorder (ORD, formerly olfactory reference syndrome, jikoshu-kyofu) is a psychiatric condition involving persistent false belief of emitting a foul body odor; ICD-11 code 6B22, treated with SRIs, antipsychotics, and CBT.
Olfactory system
Olfactory system: the sensory system for smell. Odorants bind GPCR receptors on olfactory sensory neurons in the nasal epithelium, signaling via the olfactory bulb to piriform cortex; combinatorial coding, Buck and Axel's 2004 Nobel work.
Olga Abramova (Udmurt politician)
Olga Viktorovna Abramova (born 1981) is a Russian politician serving as Acting Head of the Udmurt Republic since July 2026, the first woman to lead Udmurtia.
Olga Barysheva Korostelyova
Olga Barysheva Korostelyova (Ольга Фёдоровна Барышева-Коростелёва), born 1954 in Sverdlovsk, Soviet basketball guard; two Olympic golds (1976, 1980), two world and six European titles, later UMMC coach.
Olga Bondarenko
Olga Krentser (Ольга Петровна Бондаренко), born 1960, is the maiden name of Olga Bondarenko, the Soviet runner who won the first Olympic women's 10,000 meters at Seoul in 1988.
Olga Bondareva
Olga Nikolaevna Bondareva is a Soviet mathematician who proved the Bondareva–Shapley theorem, the balancedness condition for a cooperative game to have a non-empty core, in Leningrad in 1962 and 1963.
Olga Boudker
Olga Boudker is a structural biologist and HHMI Investigator at Weill Cornell Medicine, best known for establishing the elevator mechanism of glutamate transporters; she was elected to the National Academy of Sciences in 2022.
Olga Brusnikina
Olga Brusnikina (Ольга Александровна Брусникина), born 1978 in Moscow, Russian artistic (synchronized) swimmer; three Olympic golds (2000 duet and team, 2004 team), four world titles, unbeaten 1997-2004, later federation president and ISHOF inductee.
Olga Bryzgina
Olga Bryzgina (Ольга Аркадьевна Брызгина), Ukrainian-born Soviet sprinter born 1963, won 1988 Olympic 400 m gold and anchored the 3:15.17 4×400 m relay world record; three Olympic golds total.
Olga Buzova (Ольга Игоревна Бузова)
Olga Buzova (Ольга Игоревна Бузова), born 1986 in Leningrad, is a Russian TV presenter, singer, and actress who rose on the reality show Dom-2 as participant then host, later topping iTunes with "Pod zvuki potseluyev" and starring in Ravioli Oli.
Olga Constantinovna of Russia (Ольга Константиновна)
Olga Constantinovna of Russia (Ольга Константиновна, 1851–1926), Queen of the Hellenes as wife of George I and regent in 1920; founded Evangelismos hospital and Greek nursing schools, and sparked the 1901 Gospel riots.
Olga Danilova
Olga Danilova (Ольга Валерьевна Данилова), Russian cross-country skier born 1970, two-time 1998 Olympic champion and four-time world relay champion; career ended by a 2002 darbepoetin disqualification. Not the tennis player Olga Danilovic.
Olga de Amaral
Olga de Amaral (Olga Ceballos Vélez, b. 1932, Bogotá) is a Colombian fiber artist known for gessoed, gold-leafed woven wall works, a Wall Hangings (MoMA 1969) pioneer, represented Colombia at the 1986 Venice Biennale, with major 2024-25 retrospectives in Paris and Miami.
Olga Fatkulina
Olga Fatkulina (Ольга Александровна Фаткулина), born 1990 in Chelyabinsk, is a Russian sprint speed skater, 2013 world 1000m champion, Sochi 2014 500m silver medalist (later disqualified, then restored by CAS), and 2022 ROC opening flagbearer.
Olga Fikotova Connolly
Olga Fikotova Connolly (1932–2024), Czech-American discus thrower; 1956 Melbourne Olympic champion for Czechoslovakia (53.69 m), then four Games for the USA; married hammer champion Hal Connolly; 1972 US flag bearer.
Olga Fonda
Olga Fonda (born Olga Tchakova, 1982, Ukhta, Russia) is a Russian-American actress and model known for Nadia Petrova in The Vampire Diaries, Real Steel, Agent X, and Altered Carbon.
Olga Francesca Linares
Olga Francesca Linares (1936–2014) was a Panamanian anthropologist and tropical ecologist at the Smithsonian Tropical Research Institute, its first archaeologist, elected to the National Academy of Sciences in 1992.
Olga G. Troyanskaya
Olga G. Troyanskaya is a bioinformatics and genomics researcher, Maduraperuma/Khot Professor of Computer Science at Princeton University, known for the HumanBase platform for predicting gene function and interactions.
Olga Glatskikh
Olga Glatskikh (Ольга Глацких, born 1989), Russian rhythmic gymnast, 2004 Athens Olympic group all-around champion; later 2005 world champion and Sverdlovsk youth policy official. Not the powerlifter Olga Glavatskikh.
Olga Gyarmati
Olga Gyarmati (1924–2013), Hungarian long jumper, won the first post-war Olympic women's long jump gold at London 1948 with 5.695 m; later set a 6.23 m world record (1953) and defected after Melbourne 1956.
Olga Homeghi Bularda
Olga Homeghi Bularda (later Ioniță), Romanian rower born 1958 in Fieni, won four Olympic medals: gold coxed fours 1984, gold coxless pairs 1988 with Rodica Arba, silver eight 1988, bronze double sculls 1980.
Olga Imerslund
Olga Imerslund (1907–1987) was a Norwegian pediatrician at Rikshospitalet in Oslo whose 1960 report on ten children with hereditary selective vitamin B12 malabsorption established Imerslund–Gräsbeck syndrome.
Olga Kaniskina
Olga Kaniskina (Ольга Каниськина), Russian race walker born 1985, won 2008 Olympic 20km walk gold and three straight world titles; later banned for biological passport doping and stripped of 2009-2012 results.
Olga Karasyova
Olga Karasyova (Karaseva, née Kharlova, 1949–2025), Soviet gymnast, 1968 Olympic team gold medalist, 1970 world team champion, later international judge; falsely linked to a 1994 imposter's pregnancy-doping claim.
Olga Kennard
Olga Kennard, née Weisz (1924–2023), was a British crystallographer who founded the Cambridge Crystallographic Data Centre and built the Cambridge Structural Database of over a million small-molecule structures.
Olga Khokhlova (Ольга Степановна Хохлова)
Olga Stepanovna Khokhlova (Ольга Степановна Хохлова), 1891–1955, Ukrainian-born Ballets Russes dancer and first wife of Pablo Picasso; married 1918, son Paulo 1921, separated 1935, muse of his neoclassical "Olga period."
Olga Klochneva Kuznetsova
Olga Klochneva-Kuznetsova (Ольга Клочнева-Кузнецова), Russian pistol shooter born 1968 in Samara; won 1996 Atlanta Olympic gold in women's 10 m air pistol with an Olympic-record 490.1, later competed in 2000 and 2004.
Olga Knyazeva
Olga Nikolayevna Knyazeva (Ольга Николаевна Князева, 1954–2015), Soviet foil fencer from Kazan; 1976 Olympic team gold, 1975 FIE fencer of the year, four world team titles, later a coach in Kazan.
Olga Koch (Ольга Альфредовна Кох)
Olga Koch (Ольга Альфредовна Кох) is a Russian-born, London-based stand-up comedian, actor, and writer, daughter of former Russian deputy prime minister Alfred Koch, Edinburgh Best Newcomer nominee in 2018 for Fight.