All articles starting with B
27,400 articles
Blastocladiomycetes as research organisms
Blastocladiomycetes are zoosporic fungi of the phylum Blastocladiomycota whose saprotrophic genera Allomyces and Blastocladiella have long served as laboratory models in developmental biology and genetics.
Blastoconidium
Blastoconidium (plural blastoconidia), also called blastospore, is an asexual fungal conidium formed by blastic conidiogenesis, a blowing out or budding of part of the parent cell; typical of yeasts such as Candida and contrasted with thalloconidia.
Blastocyst
Blastocyst is a mammalian embryo stage reached about five to six days after fertilization; it includes an inner cell mass and an outer trophoblast layer contributing to the placenta.
Blastocystis hominis
Blastocystis hominis, now usually called Blastocystis sp., is a common unicellular stramenopile intestinal parasite of humans and animals, divided into subtypes ST1-ST4 most prevalent, with debated pathogenicity and treatment by metronidazole or nitazoxanide.
Blastocystosis
Blastocystosis is intestinal colonization by Blastocystis (formerly B. hominis), a unicellular stramenopile parasite found worldwide in humans and animals; nine subtypes infect humans, most carriers have no symptoms, and its disease role and treatment remain debated.
Blastoderm cell
Blastoderm cell, also called blastomere (ZFA:0009177, CL:0000353), is an undifferentiated cell from early cleavages of the zygote, forming the blastoderm layer of the blastula in zebrafish, chick, and Drosophila embryos.
Blastoise (カメックス)
Blastoise (カメックス, Kamex), #0009, the Shellfish Pokémon: Water-type final form of Squirtle, mascot of Pokémon Blue, with Mega and Gigantamax forms and 26 TCG cards.
Blastomyces
Blastomyces, genus of seven dimorphic soil fungi (Ajellomycetaceae) causing blastomycosis; principal species B. dermatitidis and B. gilchristii, endemic to North American river valleys, treated with itraconazole or amphotericin B.
Blastomycosis
Blastomycosis (North American blastomycosis, Gilchrist disease) is a fungal pneumonia from inhaling Blastomyces spores in soil, endemic to US Midwest and Canada, treated with itraconazole or amphotericin B.
Blastpipe
A blastpipe is the exhaust steam nozzle in a steam locomotive's smokebox, directing spent steam up the chimney to create the draught that draws air through the fire.
Blathnat Corona
Blathnat Corona is a 300-km-diameter corona on Venus centered at 35.0°N, 293.8°E (66.2°W) in the V-17 quadrangle; the IAU approved its name in 1994 for a Celtic fertility goddess.
Blatobulgium
Blatobulgium (Birrens) was a Roman auxiliary fort in Dumfriesshire, Scotland, an outpost of Hadrian's Wall on the Antonine Itinerary, occupied 1st–2nd century AD, garrisoned by German cohorts, destroyed AD 158.
Blattellidae
Blattellidae, a cockroach family in Blaberoidea (wood cockroaches), now restricted to Blattellinae; formerly a broad paraphyletic assemblage including Ectobiidae, sister to Blaberidae.
Blattidae
Blattidae (Latreille, 1810) is a cockroach family in superfamily Blattoidea with over 650 species, including the American and oriental cockroaches; defined by male styli, bivalvular female subgenital plate, and oviparity.
Blattisociidae
Blattisociidae (Garman, 1948) is a family of predatory mesostigmatid mites in Phytoseioidea, formerly part of Ascidae sensu lato, with 367 species in 14 genera; Blattisocius tarsalis preys on stored-product pest eggs.
Blattner Company
Blattner Company is an American utility-scale engineering, procurement, and construction contractor based in Avon, Minnesota, founded in 1907 and acquired by Quanta Services in 2021.
Blattodea
Blattodea is the insect order uniting cockroaches and termites, about 7,500 described species in three superfamilies; termites are nested cockroaches, with crown-Blattodea dating to roughly 205 million years ago.
Blau Monuments
The Blau Monuments are two inscribed stone objects of the late fourth or early third millennium BC, among the earliest known Sumerian inscriptions, held in the British Museum.
Blau syndrome
Blau syndrome (early-onset sarcoidosis) is a rare autosomal dominant NOD2 gain-of-function granulomatous disease with childhood-onset dermatitis, arthritis, and uveitis, without lung involvement, treated with steroids, methotrexate, and TNF inhibitors.
Blaufränkisch
Blaufränkisch (Kékfrankos, Lemberger, Frankovka) is an autochthonous Austrian red wine grape, a Heunisch-Sbulzina cross first described in 1777, dominant in Burgenland's Mittelburgenland and made as DAC wines in several Austrian regions.
Blaupunkt
Blaupunkt, German for "blue dot," is a German consumer-electronics brand best known for car radios, begun in 1924 in Berlin and long owned by Bosch.
Blauto/Blavia
Blauto/Blavia, ancient name of Blaye (Gironde, France), a Roman/Late Antique settlement of Aquitania on the Bordeaux-Poitiers road, attested in the Antonine Itinerary, Tabula Peutingeriana, Ravenna Cosmography, Ausonius, and Gregory of Tours.
Blavozy
Blavozy (INSEE 43032) is a commune in Haute-Loire, Auvergne-Rhône-Alpes, France, above the Loire near Le Puy-en-Velay, known for its Magdalenian rock shelter, arkose quarries, one monument historique, and the Michelin civil-engineering tire plant.
Blawan (musician)
Blawan is the alias of Jamie Roberts, a British techno producer and live performer from Yorkshire, known for the 2012 track 'Why They Hide Their Bodies Under My Garage?'.
Blaxploitation
Blaxploitation: 1970s US film genre of low-budget black-cast action and crime films for black audiences, from Sweet Sweetback's Baadasssss Song (1971) and Shaft to Super Fly, coined by Variety and ended mid-1970s.
Blayais nuclear power plant
The Blayais nuclear power plant is an EDF-run plant of four 910 MWe pressurized water reactors on the Gironde estuary, with its first unit in service in 1981.
Blayne Heckel
Blayne Heckel is an experimental physicist and Professor Emeritus at the University of Washington who co-founded the Eöt-Wash group in 1986 and shared the 2021 Breakthrough Prize in Fundamental Physics for precision tests of gravity.
Blayre Turnbull
Blayre Turnbull, born 1993 in Nova Scotia, is a Canadian ice hockey forward, Toronto Sceptres captain in the PWHL, and three-time Olympic medallist: gold at Beijing 2022, silver at PyeongChang 2018 and Milano Cortina 2026.
Blaz Janc
Blaž Janc, Slovenian handball right wing and right back born 1996 in Brežice; Celje, Kielce, and FC Barcelona (contract to 2030); four Champions League titles; Slovenia captain, 2017 world bronze, Paris 2024 fourth place.
Blazar
A blazar is an active galactic nucleus whose relativistic jet points almost directly at Earth, making it the most numerous identified gamma-ray source in the sky.