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Topics referred to by the same term
Look up B1 in Wiktionary, the free dictionary. B1, B.I, B.1 or B-1 may refer to: Bradykinin receptor B1, a human protein Cinnamtannin B1, a condensed tannin
B1
WW2 French heavy tank
The Char B1 was a French heavy tank manufactured before World War II. The Char B1 was a specialised break-through vehicle, originally conceived as a self-propelled
Char_B1
Open archive file format
B1 is an open archive file format that supports data compression and archiving[citation needed]. B1 files use the file extension ".b1" or ".B1" and the
B1_(file_format)
designated B1. Roads entries are sorted in the countries alphabetical order. B1 road (Croatia), the designation of an expressway route in Croatia B1 road (Cyprus)
List_of_B1_roads
English language examination provided by Cambridge Assessment English
B1 Preliminary, previously known as Cambridge English: Preliminary and the Preliminary English Test (PET), is an English language examination provided
B1_Preliminary
Chemical compound
Aflatoxin B1 is an aflatoxin produced by Aspergillus flavus and A. parasiticus. It is a very potent carcinogen with a TD50 3.2 μg/kg/day in rats. This
Aflatoxin_B1
American strategic bomber
July 1977). "Carter shoots down B1 program". Pittsburgh Post-Gazette. Associated Press. p. 1 – via Google News Archive. "B1 bomber 'not necessary'". Spokesman-Review
Rockwell_B-1_Lancer
International standard for paper sizes, including A4
sequence." The use of the geometric mean makes each step in size: B0, A0, B1, A1, B2 ... smaller than the previous one by the same factor. As with the
International standard paper sizes
International_standard_paper_sizes
Romanian television channel
B1 TV is a Romanian television network which began broadcasting in 2001 as a general-profile channel and became a news channel in 2011. B1 TV broadcasts
B1_TV
Multi-platform file archiver and file manager
B1 Free Archiver is a proprietary freeware multi-platform file archiver and file manager. B1 Archiver is available for Microsoft Windows, Linux, macOS
B1_Free_Archiver
Topics referred to by the same term
B1 class or Class B1 may refer to: B1-class Melbourne tram Barry Railway Class B1, 0-6-2T steam locomotives Finnish Steam Locomotive Class B1, 0-4-2ST
B1_class
Motor vehicle
The Bollinger B1 is a four-wheel drive off-road SUV announced in 2017 by Bollinger Motors along with a pickup truck variant, marketed as the Bollinger
Bollinger_B1
1996 video game
Tunnel B1 is a first-person shooter developed by NEON Software and published by Ocean Software in 1996. The soundtrack is by Chris Huelsbeck who also scored
Tunnel_B1
Wheeled tank destroyer
Centauro B1 9 Centauro B1 ordered in 2003 for the Royal Guard of Oman. The variant selected is a modified variant with 120 mm gun. Spain (88) Centauro B1 Purchases:
Centauro_(Tank_destroyer)
Unidentified serial killer in Namibia
The B1 Butcher is an unidentified serial killer in Namibia. The B1 Butcher murdered at least five women between 2005 and 2007, with all murders related
B1_Butcher
Japanese basketball league season
The 2025–26 B1 League season, also known as the 2025–26 Resona Group B1 League season (Japanese: 2025–26シーズン りそなグループ B1リーグ, Hepburn: 2025–26 Shīzun Resona
2025–26_B1_League_season
Vitamin
Thiamine, also known as thiamin and vitamin B1, is a vitamin – an essential micronutrient for humans and animals. It is found in food and commercially
Thiamine
Chemical compound
Procyanidin B1 is a procyanidin dimer. It is a molecule with a 4→8 bond (epicatechin-(4β→8)-catechin). Proanthocyanidin-B1 can be found in Cinnamomum verum
Procyanidin_B1
Protein found in humans
Chymotrypsinogen B1 (or sometimes just Chymotrypsinogen B) is a protein that in humans is encoded by the CTRB1 gene. Similar to its paralog chymotrypsinogen
Chymotrypsinogen_B1
American military operation
B1 bridge As part of the 2026 Iran war, the unfinished B1 bridge in Karaj, Iran, was attacked on 2 April 2026 by the United States with two missiles,
2026_Karaj_B1_bridge_attack
Human disease
Thiamine deficiency is a medical condition of low levels of thiamine (vitamin B1). A severe and chronic form is known as beriberi. The name beriberi was possibly
Thiamine_deficiency
Rolling stock of Guangzhou Metro Line 3
The B1 (commonly known as Guangzhou Metro Line 3 Train) is a class of rolling stock built for Line 3 of Guangzhou Metro. They are built by Siemens Mobility
B1_(Guangzhou_Metro_car)
Motor vehicle
The Volkswagen Passat (B1) is a large family car produced by Volkswagen in West Germany from 1973 to 1981. The original Volkswagen Passat was launched
Volkswagen_Passat_(B1)
B cell lymphocytes
B1 cells are a sub-class of B cell lymphocytes that are involved in the humoral immune response. They are not part of the adaptive immune system, as they
B1_cell
Battle rifle
The Zastava M77 B1 is a battle rifle developed and manufactured by Zastava Arms in Serbia (formerly Yugoslavia). It was introduced in 1977. It is a derivative
Zastava_M77_B1
Generalisation of the generalised hypergeometric function pFq(z)
Ap)(b1,B1)(b2,B2)…(bq,Bq);z]=∑n=0∞Γ(a1+A1n)⋯Γ(ap+Apn)Γ(b1+B1n)⋯Γ(bq+Bqn)znn!. Upon changing the normalisation pΨq∗[(a1,A1)(a2,A2)…(ap,Ap)(b1,B1)(b2,B2)…(bq
Fox–Wright_function
Bridge under construction in Karaj, Iran
B1 Bridge (Bilqan) (Persian: پل B1 (بیلقان)) is a cable-stayed bridge in Karaj, Alborz province, Iran. It is part of the Northern Karaj Freeway (Karaj
Karaj_B1_bridge
Language assessment rubric
systems of validation of language ability. The six reference levels (A1, A2, B1, B2, C1, C2) are becoming widely accepted as the European standard for grading
Common European Framework of Reference for Languages
Common_European_Framework_of_Reference_for_Languages
Events in Japanese basketball
The 2023–24 B1 League season was the eighth season of the B1 League, the top Japanese professional basketball league, since its establishment in 2015.
2023–24_B1_League_season
National highway of Namibia
The B1 is a national highway of Namibia, and is the country's longest and most significant road, running the length of the country from south to north
B1_road_(Namibia)
List of locomotives with the same or similar names
classified as B1 but reclassified as B18 in April 1943 to allow the B1 classification to be used for the LNER Thompson Class B1 LNER Thompson Class B1 This article
LNER_Class_B1
Car built by Chevron
The Chevron B1 was the first car to be developed and built by British manufacturer Chevron, in 1965. Designed by Derek Bennett, it was lightweight open-wheel
Chevron_B1
Song by Notorious B1
"Big Daddy" is a song by Mississippi-based rapper Notorious B1 (also known as Notorious Big1), from Mississippi Doug$ Boyz's self-titled album released
Big_Daddy_(Notorious_B1_song)
Protein-coding gene in the species Homo sapiens
G2/mitotic-specific cyclin-B1 is a protein that in humans is encoded by the CCNB1 gene. Cyclin B1 is a regulatory protein involved in mitosis. The gene
Cyclin_B1
Japanese basketball league season
The 2024–25 B1 League season was the ninth season of the B1 League, the top Japanese professional basketball league, since its establishment in 2015.
2024–25_B1_League_season
The Ceylon Government Railway classes B1–B6, formerly designated as the NOA class before the reclassification of 1937, were several classes of 4-6-0 steam
Ceylon Government Railway B1-B6
Ceylon_Government_Railway_B1-B6
Chemical compound
Aflatoxin B1 exo-8,9-epoxide is a toxic metabolite of aflatoxin B1. It's formed by the action of cytochrome P450 enzymes in the liver. In the liver, aflatoxin
Aflatoxin_B1_exo-8,9-epoxide
Class of locomotives
The London and North Eastern Railway (LNER) Thompson Class B1 is a class of steam locomotive designed by Edward Thompson for medium mixed traffic work
LNER_Thompson_Class_B1
Saint Lucian football club
B1 FC is a Saint Lucian football club based in Marchand, Castries that currently competes in the SLFA First Division. The club also fields successful youth
B1_FC
Group of chemical compounds
Vitamin B1 analogues are analogues of vitamin B1, thiamine. They typically have improved bioavailability relative to thiamine itself, and are used to treat
Vitamin_B1_analogues
The Airmaster H2-B1 is a British two-seat ultralight helicopter built by Airmaster Helicopters of Camberley, Surrey. The H2-B1 was designed with the co-operation
Airmaster_H2-B1
Animated anthology series
lightsaber sounds" that are known to children throughout the world. For "T0-B1", director Abel Góngora sought to combine visual and narrative elements of
Star_Wars:_Visions
Protein-coding gene in the species Homo sapiens
Bradykinin receptor B1 (B1) is a G-protein coupled receptor encoded by the BDKRB1 gene in humans. Its principal ligand is bradykinin, a 9 amino acid peptide
Bradykinin_receptor_B1
Main-sequence star
b1 Hydrae is a main-sequence star in the constellation of Hydra with an apparent magnitude of 5.42. Roman, Nancy G. (1987). "Identification of a constellation
B1_Hydrae
Passenger transport helicopter
EC155 Dauphins were sold, mainly to VIP and off-shore customers. The EC155 B1 was developed with uprated engines, giving it improved performance at high
Eurocopter_EC155
Class of British steam locomotives
The London, Brighton and South Coast Railway B1 Class is a class of 0-4-2 express passenger steam locomotives, known from the name of the first, No. 214
LB&SCR_B1_class
Class of British steam locomotives
The NER B and B1 Classes (later London and North Eastern Railway [LNER] Classes N8) were two classes of 0-6-2 tank locomotives designed by Thomas William
NER_Class_B1
Index of lists with the same name
This is a list of aircraft denominated B1, B-1, B.1 or B.I. Rockwell B-1 Lancer, a 1974 USAF heavy bomber aircraft Bensen B-1, a Bensen aircraft Blackburn
List_of_B1_aircraft
Special function in mathematics
is given by p+qFr+s(a1,⋯,ap:b1,b1′;⋯;bq,bq′;c1,⋯,cr:d1,d1′;⋯;ds,ds′;x,y)=∑m=0∞∑n=0∞(a1)m+n⋯(ap)m+n(c1)m+n⋯(cr)m+n(b1)m(b1′)n⋯(bq)m(bq′)n(d1)m(d1′)n⋯(ds)m(ds′)n⋅xmynm
Kampé_de_Fériet_function
Chemical compound
Cinnamtannin B1 is a condensed tannin found in Cinnamomum verum. It falls under the category of type A proanthocyanidin. Cinnamon could potentially exhibit
Cinnamtannin_B1
Football competition in Brazil
The Campeonato Carioca Série B1 is the third tier of the professional state football league in the Brazilian state of Rio de Janeiro. It is run by the
Campeonato_Carioca_Série_B1
Protein found in humans
Lamin-B1 is a protein that in humans is encoded by the LMNB1 gene. The nuclear lamina consists of a two-dimensional matrix of proteins located next to
Lamin_B1
European weather satellite
MetOp-SG B1 is a future European weather satellite, the first of the microwave imaging-focused B-type of the MetOp-SG series. It carries five instruments:
MetOp-SG_B1
1984 Melbourne tram class
operate on the Melbourne tram network. Following the introduction of two B1 class prototype trams in 1984 and 1985, a total of 130 B2 class trams were
B_class_Melbourne_tram
Protein family
In molecular biology, the protein domain b1 refers to the domain b1 of Protein L. L is a bacterial protein with immunoglobulin (Ig) light chain-binding
B1_domain
Parliamentary constituency of Greece
The B1 North Athens electoral constituency (Greek: Β1' Εκλογική Περιφέρεια Βόρειου Τομέα Αθηνών) is a parliamentary constituency of Greece, created after
Athens_B1
Chemical compound
Fumonisin B1 is the most prevalent member of a family of toxins, known as fumonisins, produced by multiple species of Fusarium molds, such as Fusarium
Fumonisin_B1
Type of motorcycle
The Kawasaki GPz1100 B1 and B2 are motorcycles that were manufactured by Kawasaki in 1981 and 1982 respectively. Both models featured a four-cylinder,
Kawasaki_GPZ1100_B1/B2
American ultralight aircraft
The Robertson B1-RD is an American ultralight aircraft that was designed by Glen Bashforth and Bruce Bashforth and produced by the Robertson Aircraft Corporation
Robertson_B1-RD
Chemical compound
Arecatannin B1 is a B type proanthocyanidin found in the betel nut. It is an arecatannin trimer with a 4β→6 bond. Screening of various plant extracts used
Arecatannin_B1
Algorithm in computational number theory
Arjen Lenstra, Hendrik Lenstra and László Lovász in 1982. Given a basis 𝐁={𝐛1,𝐛2,…,𝐛d} with n-dimensional integer coordinates, for a lattice L (a discrete
Lenstra–Lenstra–Lovász lattice basis reduction algorithm
Lenstra–Lenstra–Lovász_lattice_basis_reduction_algorithm
2026 single by The Bausa
released on 27 February 2026 by Distortion Records, in collaboration with B1 Recordings and Sony Music Norway. The house song was written in January 2026
Magnetic_(The_Bausa_song)
Superbird-B1, sometimes identified as Superbird-1B, was a geostationary communications satellite designed and manufactured by Ford Aerospace on the SSL
Superbird-B1
Australian children's television series
Entertainment. The main characters are two anthropomorphic bananas named B1 and B2. Other characters include the three teddy bears Amy, Lulu and Morgan
Bananas_in_Pyjamas
Japanese professional basketball league
season, the B.League will undergo a major structural change. The top division, B1, will be renamed to B.League Premier with 26 permanent member teams and no
B.League
Bangladesh Air Force Training Institution
started CAAB Part-66 Basic course in B1.1, B1.2, B1.3 & B2 Category. B1.1 - Aeroplane Turbine B1.2 - Aeroplane Piston B1.3 - Helicopter Turbine B2 - Avionics
Airmen_Training_Institution
The Pennsylvania Railroad's class B1 comprised 42 electric switcher locomotives built between 1926 and 1935. They were of 0-6-0 wheel arrangement in the
Pennsylvania Railroad class B1 (electric)
Pennsylvania_Railroad_class_B1_(electric)
Company
manufactured prototypes of both the B1 and the B2 sport cars. Marussia was led by former motor racer Nikolai Fomenko. The Marussia B1 was launched in December 2008
Marussia_Motors
Military unit
The Fallschirmjägerkompanien B1 (English: Paratrooper Companies B1), also known as Kommandokompanien (Commando Companies), were specially trained paratrooper
Commando_Companies_(Germany)
Protein-coding gene in humans
Endophilin-B1 is a protein that in humans is encoded by the SH3GLB1 gene. Endophilin-B1 belongs to the Bin/Amphiphysin/Rvs167 (BAR) family of proteins
SH3GLB1
Motor vehicle
in 3.2 seconds. B1 at the IAA Germany B1 at the IAA Germany B1 headlight detail at the Innoprom The interior of B1 The B2 is the B1's successor, first
Marussia_B-Series
Paralympic rowing classification
LTA-B1 is an adaptive rowing classification. The classifications were developed and current as of March 2011. Rowing Australia defines this classification
LTA-B1
Archaeological site in El Salvador
Between 1942 and 1944 Stanley Boggs excavated and restored structures B1-1 and B1-2. This restoration included coating the structures with modern cement
Tazumal
Chemical compound
magnitude less than that of aflatoxin B1. Aflatoxin M1 is usually considered to be a detoxication by-product of aflatoxin B1. The main sources of aflatoxins
Aflatoxin_M1
Future metro line in Tianjin, China
Line B1 of Tianjin Metro is an under construction metro line serving Tianjin, China. The Phase 1 Northern section of Line B1 is spanning 22.5 km long
Line_B1_(Tianjin_Metro)
Football league season
the league being split into a two tier system, Divisions B1 and B2. The first two teams of B1 Division were promoted to Cypriot First Division and the
2013–14 Cypriot Second Division
2013–14_Cypriot_Second_Division
Japanese submarine type (1940s)
The Type B1 submarine (巡潜乙型潜水艦, Junsen Otsu-gata sensuikan; lit. "Cruiser submarine type B"), also called the I-15-class submarine (伊一五型潜水艦, I-jū-go-gata
Type_B1_submarine
Post-production process of transferring film to video
frames are called A, B, C and D, the five video frames produced are A1-A2, B1-B2, B1-C2, C1-D2 and D1-D2. That is, frame A is used 2 times (in both fields
Three-two_pull_down
Federal highway in Germany
The Bundesstraße 1 (abbr. B1) is a German federal highway running in an east-west direction from the Dutch border near Aachen to the Polish border at Küstrin-Kietz
Bundesstraße_1
Third subphase of interphase
level of active cyclin-B1/CDK1 complex, also known as cyclin-B1/Cdc2 or the maturation promoting factor (MPF). Active cyclin-B1/CDK1 triggers irreversible
G2_phase
Visitor visa for the United States
described in any provision of section 101(a)(15)(H)(i) except subclause (b1) of such section) shall be presumed to be an immigrant until he establishes
B_visa
Series of Indonesian communications satellites
glorious past, and also hope that the system could unite the archipelago. Palapa-B1, which are based on Hughes HS-376 bus, was deployed by the STS-7 shuttle mission
Palapa
Class of Finnish steam locomotives
The Finnish Steam Locomotive Class B1 is an 0-4-2ST built by Beyer, Peacock & Company, at its Gorton Foundry in Manchester, England. Nine were constructed
Finnish Steam Locomotive Class B1
Finnish_Steam_Locomotive_Class_B1
Blindness sports classification
B1 is a medical-based Paralympic classification for blind sport. Athletes in this classification are totally or almost totally blind. It is used by a number
B1_(classification)
Protein-coding gene in humans
Aflatoxin B1 aldehyde reductase member 2 is an enzyme that in humans is encoded by the AKR7A2 gene. Aldo-keto reductases, such as AKR7A2, are involved
AKR7A2
Preserved steam locomotive
London and North Eastern Railway (LNER) Thompson Class B1 No. 1264, (later British Railways No. 61264, and Departmental No. 29) is a preserved British
LNER Thompson Class B1 (6)1264
LNER_Thompson_Class_B1_(6)1264
Postcode area within the United Kingdom
the largest by population. B1 1AA is Birmingham Head Post office; this is no longer in the B1 area, but retains the B1 code. B1 1BB is Birmingham Council
B_postcode_area
Chemical compound
(thiamine allyl disulfide or TAD) is a lipid-soluble derivative of vitamin B1 which was discovered in garlic (Allium sativum) in the 1950s along with its
Allithiamine
Sorting algorithm in Python
P := NodePower(n, b1, e1, b2, e2) while S.top().power > P (b1, e1) := Merge(S.pop(), A[b1..e1)) end while S.push((A[b1, e1), P)); b1 := b2; e1 := e2 end
Powersort
Protein-coding gene in the species Homo sapiens
Plexin-B1 is a protein of the plexin family that in humans is encoded by the PLXNB1 gene. Within neural tissues, the plexin family serves as transmembrane
Plexin-B1
Mammalian protein
is crucial in carotenoid and vitamin E uptake in the small intestine. SR-B1 is upregulated in times of vitamin A deficiency and downregulated if vitamin
SCARB1
Yugoslav towed 20 mm anti-aircraft gun
market. In addition to the basic towed model M55 A2, the variants M55 A3 B1, M55 A4 B1, and the BOV-3 SPAAG were also developed. In 1951, the Federal Secretariat
Zastava_M55
Thiamine analogue
O-monophosphate) is a synthetic, fat-soluble, S-acyl derivative of thiamine (vitamin B1) that is approved in some countries as a medication or dietary supplement
Benfotiamine
Rapid transit station in Philadelphia
by SEPTA's B1 and the B3. There are three separate platforms. The B3 and B1 northbound platforms connect inside the faregates, but the B1's southbound
Fairmount_station_(SEPTA)
Jupiter-family comet
January 30 and January 31, 1997, Takao Kobayashi observed an object, P/1997 B1 (Kobayashi), which was initially thought to be a minor planet and was reported
440P/Kobayashi
Protein found in humans
Ephrin B1 is a protein that in humans is encoded by the EFNB1 gene. It is a member of the ephrin family. The encoded protein is a type I membrane protein
Ephrin_B1
Parabolic comet
C/2014 B1 (Schwartz) is a distant parabolic comet with a perihelion distance of 9.56 AU (1.430 billion km) from the Sun. American astronomer Michael B
C/2014_B1_(Schwartz)
English Level Classification
the Cambridge English Scale for the overall exam A grade (A, B, C, Level B1) for the overall exam A CEFR level for the overall exam. The certificate also
B2_First
visually impaired, the athlete with a visual impairment has a sighted guide. B1 - visually impaired: no functional vision B2 - visually impaired: up to ca
Alpine skiing at the 1984 Winter Paralympics – Women's downhill
Alpine_skiing_at_the_1984_Winter_Paralympics_–_Women's_downhill
Class of British steam locomotives
North Eastern Railway at the 1923 grouping and received the classification B1. Following the introduction of Thompson's B1s, they were reclassified B18
GCR_Class_8C
travel, tourism, insurance
B1
B1
B1
B1
B1
B1
B1
B1
B1
travel, tourism, insurance