S1, S01, S.I, S-1, S.1, Š-1 or S 1 may refer to:

Biology and chemistry

* S1 nuclease, an enzyme that digests singled-stranded DNA and RNA * S1: Keep locked up, a safety phrase in chemistry *

Primary somatosensory cortex In neuroanatomy, the primary somatosensory cortex is located in the postcentral gyrus of the brain's parietal lobe, and is part of the somatosensory system. It was initially defined from surface stimulation studies of Wilder Penfield, and paralle ...

, also known as S1 *

Tegafur/gimeracil/oteracil Tegafur/gimeracil/oteracil, sold under the brand names Teysuno and TS-1, is a fixed-dose combination medication used for the treatment of advanced gastric cancer when used in combination with cisplatin, and also for the treatment of head and neck ...

, also known as S-1, a chemotherapy medication

Entertainment

S1 (Indian TV channel) S1 also known as S1 Television is a 24-hour Hindi news channel launched in India by Mr. Vijay Dixit, CMD, Senior Media Group on 6 August 2005. It is an initiative of Senior Media Limited which also owns the fortnightly socio-political Hindi mag ...

, a Hindi-language channel * S1 (Swiss TV channel), a German-language channel *

S1 (producer) Larry Darnell Griffin Jr. (born August 3, 1976), professionally known as Symbolyc One or S1, is an American record producer from Waco, Texas. He founded the group Strange Fruit Project and is signed to Kanye West's Very GOOD Beats as a producer ...

, a hip hop producer, member of the group Strange Fruit Project *

S1 No. 1 Style or just S1 (エスワン) is a Japanese producer of adult videos (AV) which has its offices in Tokyo's Meguro Ward. The company is best known for retailing its adult videos under the Fanza brand, an affiliate of DMM. In the past 15 years since ...

, a Japanese adult video company *

Gibson S-1 The Gibson S-1 is a solid bodied electric guitar, made by the Gibson Guitar Corporation. Notable players include Carlos Santana, Ronnie Wood, Keith Richards, and Angel Olsen. Only 3,089 of them were sold before the model was discontinued in 198 ...

, a guitar made by the Gibson Guitar Corporation * A member of the

S1W (group) "Public enemy" is a Terminology, term which was first widely used in the United States in the 1930s to describe individuals whose activities were seen as criminal and extremely damaging to society, though the phrase had been used for centuries ...

that later became part of the music group Public Enemy.

Government

Bill S-1 Bills C-1 and S-1 are ''pro forma'' bills introduced in the House of Commons and Senate respectively at the opening of each session of the Parliament of Canada. The bills are given a first reading and are then never proceeded with further. Being ...

, a pro forma bill in Canadian Parliament *

Form S-1 Form S-1 is an SEC filing used by companies planning on going public to register their securities with the U.S. Securities and Exchange Commission (SEC) as the "registration statement by the Securities Act of 1933". The S-1 contains the basic b ...

, a U.S. Securities and Exchange Commission filing *

S-1 Executive Committee The S-1 Executive Committee laid the groundwork for the Manhattan Project by initiating and coordinating the early research efforts in the United States, and liaising with the Tube Alloys Project in Britain. In the wake of the discovery of nucl ...

, a United States government entity during World War II *

S1 (military) A military staff or general staff (also referred to as army staff, navy staff, or air staff within the individual services) is a group of officers, enlisted and civilian staff who serve the commander of a division or other large military un ...

, an administrative position within military units

Technology

* ACPI S1 power state, in computing; see *

Apple S1 The Apple S1 is the integrated computer in the Apple Watch, and it is described as a "System in Package" (SiP) by Apple Inc. Samsung is said to be the main supplier of key components, such as the RAM and NAND flash storage, and the assembly i ...

, integrated computer used in the Apple Watch * Canon PowerShot S1 IS, a 2004 3.2 megapixel digital camera *

FinePix S1 Pro The Fujifilm FinePix S1 Pro was an interchangeable lens digital single-lens reflex camera introduced in January 2000. It was based on a Nikon F60 (Nikon N60 in the U.S.) film camera body that was modified by Fujifilm to include its own propriet ...

, a 2000 interchangeable lens digital single-lens reflex camera by Fujifilm * Nikon Coolpix S1, a digital camera *

S1 Corporation S1 Corporation was an American software development company based in Norcross, Georgia which specialized in payment processing and financial services software for automated teller machines and retail point of sale applications, primarily for bank ...

, an American software development company *

S1 Core S1 Core (codename Sirocco) is an open source hardware microprocessor design developed by Simply RISC. Based on Sun Microsystems' UltraSPARC T1, the S1 Core is licensed under the GNU General Public License, which is the license Sun chose for the Ope ...

, a microprocessor-core * S1 MP3 Player *

Samsung Galaxy S (2010 smartphone) The Samsung Galaxy S (retrospectively referred to unofficially as the Samsung Galaxy S1, Galaxy S1 or original Galaxy S) was a touchscreen-enabled, slate-format Android smartphone designed, developed, and marketed by Samsung Electronics; it i ...

* Sendo S1, a Sendo mobile phone model * Siemens S1, a

Siemens mobile Siemens Mobile was a German mobile phone manufacturer and a division of Siemens AG. Siemens sold Siemens Mobile to the Taiwan-based BenQ in 2005, subsequently becoming BenQ-Siemens and succeeded by Gigaset. The last Siemens-branded mobile phones, ...

phone * Sony BDP-S1, a first generation Blu-ray Disc (BD) Player * S1, an EPC in an LTE/4G network

Transportation

Routes

China

* Line S1 (Beijing Subway) * Line S1 (Nanjing Metro) * Line S1 (Wenzhou Rail Transit) *

S1 Yingbin Expressway The Yingbin Expressway () is a in the city of Shanghai, China. It is designated S1 for its entire length and serves as the main expressway from the city center to Pudong International Airport, Shanghai's main international airport. Before 2009, ...

in Shanghai

Germany

S1 (Berlin) The S1 is a line on the Berlin S-Bahn. It operates over: *the Prussian Northern Railway, opened on 10 July 1877 and electrified in 1925, *a short section of the Berlin-Szczecin railway, opened on 1 August 1842 and electrified in 1924, *the Nord ...

, an S-Bahn line *

S1 (Dresden) The Dresden S-Bahn is a network of S-Bahn-type commuter train services in Dresden and the surrounding area. It is commissioned by Verkehrsverbund Oberelbe (VVO) from DB Regio ''Verkehrsbetrieb Südostsachsen'' and currently consists of three servi ...

, an S-Bahn line * S1 (Munich), an S-Bahn line *

S1 (Nuremberg) The S1 is a service on the Nuremberg S-Bahn. It is long and runs from Bamberg via Erlangen, Fürth and Nuremberg to Hartmannshof. History The line opened on September 26th 1987 with initial service from Nuremberg main station to Lauf (links der ...

, an S-Bahn line *

S1 (Rhine-Main S-Bahn) The S1 service of the S-Bahn Rhein-Main system bearing the KBS (German scheduled railway route) number 645.1 is an important railway connection running east–west. It operates between the Hesse state capital Wiesbaden and the southern Offenbach ...

, an S-Bahn line *

S1 (Rhine-Ruhr S-Bahn) Line S1 is a S-Bahn line on the Rhine-Ruhr network. It is operated by DB Regio. It runs from Dortmund via Bochum and Essen to Duisburg. From there it travels south to Düsseldorf and Hilden before continuing to Solingen. It is operated on weekda ...

, an S-Bahn line *

S1 (Stuttgart) The Stuttgart S-Bahn is a suburban railway system (S-Bahn) serving the Stuttgart Region, an urban agglomeration of around 2.7 million people, consisting of the city of Stuttgart and the adjacent districts of Esslingen (district), Esslingen, ...

, an S-Bahn line * a planned Bremen S-Bahn line * a

Hamburg S-Bahn The Hamburg S-Bahn is a suburban commuter railway network in the Hamburg Metropolitan Region. Together, the S-Bahn, the Hamburg U-Bahn, the AKN railway and the regional railway form the backbone of railway public transport in the city and the s ...

line * a

Hanover S-Bahn The Hanover S-Bahn (in German: ''S-Bahn Hannover'') is an S-Bahn network operated by DB Regio and Transdev Hannover in the area of Hanover in the German state capital of Lower Saxony. It went operational shortly before Expo 2000 and is focused o ...

line * a

RheinNeckar S-Bahn The Rhine-Neckar S-Bahn ''(S-Bahn RheinNeckar)'' forms the backbone of the urban rail transport network of the Rhine Neckar Area, including the cities of Mannheim, Heidelberg and Ludwigshafen. The S-Bahn operates over 437 km of route in th ...

line * a Rostock S-Bahn line * a Stadtbahn Karlsruhe line

Switzerland

S1 (Bern S-Bahn) The S1 is a railway service of the Bern S-Bahn that provides half-hourly service between and via . BLS AG, a private company primarily owned by the federal government and the canton of Bern, operates the service. The S1 is the oldest of the Be ...

, an S-Bahn line in the canton of Bern *

S1 (RER Vaud) The S1 is a railway service of RER Vaud that provides hourly service between and in the Swiss canton of Vaud. On weekdays, the line also runs between Lausanne and . Swiss Federal Railways, the national railway company of Switzerland, operates th ...

, an S-Bahn line in the canton of Vaud * S1 (St. Gallen S-Bahn), an S-Bahn line in the canton of St. Gallen * S1 (ZVV), now subsumed by S24, a Zürich S-Bahn line

United States

County Route S1 (California) There are 34 routes assigned to the "S" zone of the California Route Marker Program, which designates county routes in California. The "S" zone includes county highways in Imperial, Orange, Riverside, San Diego, and Santa Barbara counties. ...

S1 (Long Island bus) Suffolk County Transit operates a number of bus routes in Suffolk County, New York, United States; a few in the town of Huntington are operated by Huntington Area Rapid Transit. The Villages of Patchogue and Port Jefferson, also have had their ow ...

Other countries

S1 (Vienna) S1 of the Vienna S-Bahn is an electrified commuter rail service operating between Gänserndorf and Wien Meidling (Vienna Meidling station). History The first plan for the Vienna S-Bahn was drafted in 1954, however due to World War II, the tracks ...

, an S-Bahn line in Austria * Line S1 (Milan suburban railway service), Italy *

S-1 Strategic Highway Strategic Highway 1 (S-1), also known as the Gilgit–Skardu Road () or Skardu Road, is a highway in Pakistan that links the cities of Gilgit and Skardu in Gilgit−Baltistan. It was constructed by the Pakistan Army Corps of Engineers and the ...

, Pakistan *

Expressway S1 (Poland) Expressway S1 or express road S1 is an expressway under construction in Poland with a planned length of , which is located in the Silesian and Lesser Poland voivodeships. Upon completion, it will connect the A1 motorway near the Katowice Internat ...

* FGC line S1, a suburban train line in Barcelona Province, Spain *

Stagecoach Gold bus route S1 Stagecoach Gold is a luxury bus sub-brand used by various Stagecoach bus subsidiaries in the United Kingdom. Stagecoach Gold (originally Goldline) was launched in 2007 and was designed to attract more middle-class passengers to choose bus travel ...

, in Oxfordshire, England, UK

Vehicles

Aircraft

Blackburn Buccaneer S.1 The Blackburn Buccaneer is a British carrier-capable attack aircraft designed in the 1950s for the Royal Navy (RN). Designed and initially produced by Blackburn Aircraft at Brough Aerodrome, Brough, it was later officially known as the Hawker ...

jet naval strike aircraft *

Focke-Wulf S 1 Focke-Wulf Flugzeugbau AG () was a German manufacturer of civil and military aircraft before and during World War II. Many of the company's successful fighter aircraft designs were slight modifications of the Focke-Wulf Fw 190. It is one of the p ...

, a German Focke-Wulf aircraft *

Fokker S.I The Fokker S.I was a Dutch primary trainer, first flown in 1919 and the first of a family of trainers from the Fokker company. Development The S.I was designed by Reinhold Platz as a primary trainer with a cantilever parasol wing with two si ...

, a 1919 Dutch primary trainer aircraft *

Hopfner S-1 Hopfner (alternatively spelled Höpfner or Hoepfner) may refer to: People *Elyse Hopfner-Hibbs ( Elyse Null; born 1989), Canadian gymnast and YouTube personality *Ernst Höpfner (1836–1915), German educator, philologist, and journal founder *Frie ...

, a

Hopfner aircraft Hopfner (alternatively spelled Höpfner or Hoepfner) may refer to: People *Elyse Hopfner-Hibbs ( Elyse Null; born 1989), Canadian gymnast and YouTube personality * Ernst Höpfner (1836–1915), German educator, philologist, and journal founder *Fri ...

Letov S-1 Letov can refer to: * Letov Kbely, a Czech (and Czechoslovak) aircraft company * Yegor Letov Igor Fedorovich "Yegor" Letov (russian: link=no, И́горь Фёдорович "Его́р" Ле́тов, ; 10 September 1964 – 19 February 2008) wa ...

, a 1920 Czechoslovak surveillance aircraft *

Loening S-1 The Loening S-1 Flying Yacht, also called the Loening Model 23, was an early light monoplane flying boat designed in the United States by Grover Loening in the early 1920s.Taylor 1989, 609 The aircraft won the 1921 Collier Trophy. Design and de ...

, a United States Army Air Service seaplane *

Loughead S-1 Sport The Loughead S-1 "Sport-1" was an early single seat biplane made by the Loughead brothers, the forerunner to Lockheed. Design and development The S-1 was developed to produce aircraft with existing capacity and skill of Loughead workers after ...

1920 US biplane *

Martinsyde S.1 The Martin-Handasyde Scout 1 was a British biplane aircraft of the early part of the First World War built by Martin-Handasyde Limited. Design and development It was a single-seat biplane with a Gnome engine in tractor configuration. Operatio ...

, a 1914 British biplane aircraft * Pantsir-S1, a Russian anti-aircraft system *

Pitts S-1 The Pitts Special (company designations S-1 and S-2) is a series of light aerobatic biplanes designed by Curtis Pitts. It has accumulated many competition wins since its first flight in 1944. The Pitts biplanes dominated world ...

aerobatic biplane *

S-1 Loening The Loening S-1 Flying Yacht, also called the Loening Model 23, was an early light monoplane flying boat designed in the United States by Grover Loening in the early 1920s.Taylor 1989, 609 The aircraft won the 1921 Collier Trophy. Design and ...

, a United States Army Air Service seaplane *

SSBS S1 The SSBS was a series of French military medium-range ballistic missile A medium-range ballistic missile (MRBM) is a type of ballistic missile with medium range, this last classification depending on the standards of certain organizations. Wit ...

, a French experimental rocket *

Swift S-1 The Swift S-1 is a single seat aerobatic glider manufactured by Polish company Swift Ltd. Design and development Edward Margański, Jerzy Cisowski and Jerzy Makula developed the Swift at Bielsko-Biała from the SZD-21-2b Kobuz 3. The prototyp ...

, a 1991 Polish single seat aerobatic glider

Cars

Audi S1 The Audi S1 was Audi's smallest S model car and a performance version of the Audi A1. The first variant (Typ 8X, produced from 2014 to 2018) has 228 hp (231 PS / 170 kW) derived from the Volkswagen group's EA888 2.0 litre turbo four cyli ...

, performance variant of Audi A1 * Invicta S1, a 2004 sports car *

S1 Scout Car Scout Car S1 (American) is an armoured car produced in Australia for the United States Army during the Second World War. History and description In 1942, the United States Army Air Forces (USAAF) in Australia issued a requirement for a light a ...

, an armoured car built in Australia during the Second World War *

Superformance S1 Roadster Superformance LLC (Superformance Replicars) is an American automobile company that builds, designs, develops, engineers and markets sports cars, related performance components and full replicars. The company was founded as "Superformance Internati ...

, a Lotus Seven Type replicar produced in South Africa 2001–2004

Other vehicles

Alco S-1 The American Locomotive Company (often shortened to ALCO, ALCo or Alco) was an American manufacturer of locomotives, diesel generators, steel, and tanks that operated from 1901 to 1969. The company was formed by the merger of seven smaller locomo ...

, a locomotive *

PRR S1 The PRR S1 class steam locomotive (nicknamed "The Big Engine") was a single experimental duplex locomotive of the Pennsylvania Railroad. It was designed to demonstrate the advantages of duplex drives espoused by Baldwin Chief Engineer Ralph P. Jo ...

, a duplex locomotive developed by the Pennsylvania Railroad *

USS S-1 (SS-105) USS ''S-1'' (SS-105) was the lead boat of the S class of submarines of the United States Navy. Construction and commissioning The U.S. Navy had awarded contracts for the first three S-boats under the same general specifications but of differ ...

, a 1918 United States Navy experimental submarine

Other uses

S1 (classification) S1, SB1, SM1 are Paralympic sports#Classification, disability swimming classifications used for categorising swimmers based on their level of disability. The classifications cover athletes with "very severe coordination problems in four limbs or ha ...

, a disability swimming classification *

S postcode area The S postcode area, also known as the Sheffield postcode area,Royal Mail, ''Address Management Guide'', (2004) is a group of postcode districts in England, which are subdivisions of eight post towns. These cover most of South Yorkshire (includi ...

covering Sheffield City Centre * in human anatomy: :* the first

sacral vertebra The sacrum (plural: ''sacra'' or ''sacrums''), in human anatomy, is a large, triangular bone at the base of the spine that forms by the fusing of the sacral vertebrae (S1S5) between ages 18 and 30. The sacrum situates at the upper, back part ...

:* the

sacral spinal nerve 1 The sacral spinal nerve 1 (S1) is a spinal nerve of the sacral segment.American Medical Association
...

of the vertebral column :* the primary somatosensory cortex in the brain * ''Senior 1'', the

First Year A freshman, fresher, first year, or frosh, is a person in the first year at an educational institution, usually a secondary school or at the college and university level, but also in other forms of post-secondary educational institutions. Ara ...

in the Scottish secondary education system * Season (television) or series one *

Comet Ikeya-Seki A comet is an icy, small Solar System body that, when passing close to the Sun, warms and begins to release gases, a process that is called outgassing. This produces a visible atmosphere or Coma (cometary), coma, and sometimes also a Comet ta ...

, ''C/1965 S1'' *

Upplands regemente (signal) The Uppland Regiment ( sv, Upplands regemente), designations Ing 3, S 1 and S 1/Fo 47, was a Swedish Army signal regiment that traced its origins back to the 19th century. It was disbanded in 2006. The regiment was garrisoned in Uppland. History ...

, a 1902 Signal Regiment of the Swedish Armed Forces

With superscripts and subscripts

S₁ may refer to : *

S1 (heart sound) Heart sounds are the noises generated by the beating heart and the resultant flow of blood through it. Specifically, the sounds reflect the turbulence created when the heart valves snap shut. In cardiac auscultation, an examiner may use a stet ...

, a heart sound in cardiac auscultation S¹ may refer to : * S¹, the

n-sphere In mathematics, an -sphere or a hypersphere is a topological space that is homeomorphic to a ''standard'' -''sphere'', which is the set of points in -dimensional Euclidean space that are situated at a constant distance from a fixed point, cal ...

in two dimensions i.e. a circle *

Inverse second The inverse second or reciprocal second (s−1) is a unit of frequency, defined as the multiplicative inverse of the second (a unit of time). It is dimensionally equivalent to: * the unit hertz – the SI unit for frequency * the unit radian per ...

(s⁻¹), a unit of frequency

S01

S01 may refer to : *

Akai S01 Akai ( ja, 赤井, ) is a Hong Kong manufacturer of consumer electronics. It was founded as Akai Electric Company Ltd in Tokyo, Japan, in 1946. Grande Holdings in Hong Kong purchased the Akai brand, and now distributes various electronic produc ...

, an Akai synthesizer *

ATC code S01 S01A Anti-infectives S01AA Antibiotics :S01AA01 Chloramphenicol :S01AA02 Chlortetracycline :S01AA03 Neomycin :S01AA04 Oxytetracycline :S01AA05 Tyrothricin :S01AA07 Framycetin :S01AA09 Tetracycline :S01AA10 Natamycin :S01AA11 Gentamicin :S01AA1 ...

''Ophthalmologicals'', a subgroup of the Anatomical Therapeutic Chemical Classification System *

HMS Porpoise (S01) HMS ''Porpoise'' (S01) was a ''Porpoise''-class submarine of the Royal Navy. She was launched on 25 April 1956, commissioned on 17 April 1958, and was decommissioned in 1982. Finally, she was sunk as a target in 1985 in torpedo trials, for wh ...

, a 1956 Porpoise-class submarine of the Royal Navy *

MULTI-S01 In cryptography, MULTI-S01 (pronounced ''multi-ess-zero-one''), is an encryption algorithm based on a pseudorandom number generator (PRNG). MULTI-S01 is an encryption scheme preserving both confidentiality and data integrity. The scheme defines a pa ...

, an encryption algorithm based on a pseudorandom number generator {{Letter-Number Combination Disambiguation