C1, C01, C.I or C-1 may refer to:
Arts and media
* C1, a
note-octave
Scientific pitch notation (SPN), also known as American standard pitch notation (ASPN) and international pitch notation (IPN), is a method of specifying musical pitch by combining a musical note name (with accidental if needed) and a number id ...
in music
*
C1 Television
C1 Television ( mn, С1 Телевиз), or C1, is a television broadcaster in Mongolia.
History
Channel 1 television was founded on 24 April 2006. According to the station, it is the first in Mongolia to use fully digital video processing.
TV ...
, a Mongolian television channel
*
Schecter C-1 Hellraiser FR, a guitar model
* A
Yamaha Yamaha may refer to:
* Yamaha Corporation, a Japanese company with a wide range of products and services, established in 1887. The company is the largest shareholder of Yamaha Motor Company (below).
** Yamaha Music Foundation, an organization estab ...
grand piano model
* "C1", a slang expression in the video game ''
Counter-Strike
''Counter-Strike'' (''CS'') is a series of multiplayer tactical first-person shooter video games in which teams of terrorists battle to perpetrate an act of terror (bombing, hostage-taking, assassination) while counter-terrorists try to preve ...
'', used to express agreement
Biology and medicine
Anatomy
*
Cervical vertebra 1
In anatomy, the atlas (C1) is the most superior (first) cervical vertebra of the spine and is located in the neck. It is named for Atlas of Greek mythology because, just as Atlas supported the globe, it supports the entire head.
The atlas is t ...
, the first cervical vertebrae of the vertebral column
*
, a spinal nerve of the cervical segment
Biochemistry
*
C1 complex
The C1 complex (''complement component 1'', ''C1'') is a protein complex involved in the complement system. It is the first component of the classical complement pathway and is composed of the subcomponents C1q, C1r and C1s.
Structure
The C ...
, the first component of the classical complement pathway
*
C1 domain
C1 domain (also known as phorbol esters/diacylglycerol binding domain) binds an important secondary messenger diacylglycerol (DAG), as well as the analogous phorbol esters. Phorbol esters can directly stimulate protein kinase C, PKC.
Phorbol es ...
, an important secondary messenger protein domain
*
C1-inhibitor
C1-inhibitor (C1-inh, C1 esterase inhibitor) is a protease inhibitor belonging to the serpin superfamily. Its main function is the inhibition of the complement system to prevent spontaneous activation but also as the major regulator of the cont ...
, a human serine protease inhibitor
*
C1 regulatory sequence for the insulin gene
*
Apolipoprotein C1, a human lipoprotein
*
Chlorophyll c1, a form of chlorophyll
*
Cytochrome C1
Cytochrome C1 (also known as Complex III subunit 4) is a protein encoded by the ''CYC1'' gene. Cytochrome is a heme-containing subunit of the cytochrome b-c1 complex, which accepts electrons from Rieske protein and transfers electrons to cytochr ...
, a precursor protein to Cytochrome C
*
Proanthocyanidin C1
Procyanidin C1 (PCC1) is a B type proanthocyanidin. It is an epicatechin trimer found in grape (''Vitis vinifera''), unripe apples, and cinnamon.
Natural occurrence and function
Procyanidin C1 can be isolated from grape seed extract.
Chemi ...
, a type of polyphenolic compound
*
Prostaglandin C1, a form of prostaglandins
Other uses in biology and medicine
*
C1 and P1 (neuroscience)
The C1 and P1 (also called the P100) are two human scalp-recorded event-related brain potential ( event-related potential (ERP)) components, collected by means of a technique called electroencephalography (EEG). The C1 is named so because it was ...
, a component of the visual evoked potential
*
ATC code C01
C01A Cardiac glycosides
C01AA Digitalis glycosides
:C01AA01 Acetyldigitoxin
:C01AA02 Acetyldigoxin
:C01AA03 Digitalis leaves
:C01AA04 Digitoxin
:C01AA05 Digoxin
:C01AA06 Lanatoside C
:C01AA07 Deslanoside
:C01AA08 Metildigoxin
:C01AA09 Gitof ...
, a subgroup of the Anatomical Therapeutic Chemical Classification System
* C01, the ICD-10 code for "malignant neoplasm of base of tongue", a form of
oral cancer
Oral cancer, also known as mouth cancer, is cancer of the lining of the lips, mouth, or upper throat. In the mouth, it most commonly starts as a painless white patch, that thickens, develops red patches, an ulcer, and continues to grow. When on ...
* C1, the short name for a microfluidic single-cell analysis system sold by
Fluidigm
Standard BioTools Inc. (formerly Fluidigm) is an American company engaged in the design, manufacture and sale of biological research equipment based on integrated fluidic circuit technology. The company's founders leveraged their semiconductor ...
Chemistry
*
C1 Chemistry, study of methane, methanol, carbon monoxide, carbon dioxide
Computing
Hardware
*
C-One
The C-One is a single-board computer (SBC) created in 2002 as an enhanced version of the Commodore 64, a home computer popular in the 1980s. Designed by Jeri Ellsworth and Jens Schönfeld from Individual Computers, who manufactured the boards t ...
, a single-board microcomputer
*
C1 NES TV
The Nintendo Entertainment System (NES), an 8-bit third-generation home video game console produced by Nintendo, had numerous model variants produced throughout its lifetime. It was originally released in 1983 as the (and widely known as the ) i ...
, a family of Nintendo-television-set hybrids manufactured by Sharp Corporation in 1983
* ATI C1, codename of the Xbox 360 GPU
Xenos
Other uses in computing
*
C0 and C1 control codes
The C0 and C1 control code or control character sets define control codes for use in text by computer systems that use ASCII and derivatives of ASCII. The codes represent additional information about the text, such as the position of a cursor, ...
defined in ISO 6429
*
C1 (protocol)
Punter is a protocol for file transfer developed in the 1980s by Steve Punter. There are various types of Punter such as PET Transfer Protocol (''PTP''), ''C1'' and ''C2''.
PET Transfer Protocol
The PET Transfer Protocol (''PTP''), also known ...
, a 1984 protocol for file transfer, also known as "Punter"
*
TCSEC
Trusted Computer System Evaluation Criteria (TCSEC) is a United States Government Department of Defense (DoD) standard that sets basic requirements for assessing the effectiveness of computer security controls built into a computer system. The TCS ...
C1 security class
* A CPU power state in the
Advanced Configuration and Power Interface
Advanced Configuration and Power Interface (ACPI) is an open standard that operating systems can use to discover and configure computer hardware components, to perform power management (e.g. putting unused hardware components to sleep), auto co ...
Mathematics
*
, the set of all
continuously differentiable functions
*
C1 field
C1, C01, C.I or C-1 may refer to:
Arts and media
* C1, a note-octave in music
* C1 Television, a Mongolian television channel
* Schecter C-1 Hellraiser FR, a guitar model
* A Yamaha grand piano model
* "C1", a slang expression in the video gam ...
, a quasi-algebraically closed field
* C1, the first of four pure modules taken in the
Advanced Level (UK)
The General Certificate of Education (GCE) Advanced Level, or A Level, is a main school leaving qualification in England, Wales, Northern Ireland, the Channel Islands and the Isle of Man. It is available as an alternative qualification in other ...
Maths syllabus
Transportation
Air
*
C-1 Trader, a cargo-version of the S-2 Tracker anti-submarine warfare aircraft of the United States Navy
*
AEG C.I
The AEG C.I was a two-seat biplane reconnaissance aircraft produced in small numbers from March 1915 by the German company Allgemeine Elektrizitäts-Gesellschaft (AEG). It was essentially an AEG B.II armed with a single 7.92 mm (.312 ...
, a German World War I reconnaissance aircraft
*
AGO C.I
The AGO C.I was a First World War German pusher configuration, pusher reconnaissance biplane that used a pod-and-boom configuration.
Development
The crew and pusher configuration, pusher engine shared a central nacelle, and the twin booms carrie ...
, a 1915 German reconnaissance biplane
*
Albatros C.I
The Albatros C.I, (post-war company designations L.6 & L.7), was the first of the successful C-series of two-seat general-purpose biplanes built by Albatros Flugzeugwerke during World War I. Based on the unarmed Albatros B.II, the C.I reversed ...
, a 1915 German two-seat general-purpose biplane
*
Aviatik C.I
The Aviatik C.I was an observation aircraft which came into service during World War I in April 1915. It was a development of the Aviatik B.I and B.II models, being one of first aircraft of the new German C class of armed biplanes. In the C.I t ...
, a 1915 German observation plane
*
Cierva C.1, a 1920 Spanish experimental autogyro
*
DFW C.I, a WWI German reconnaissance aircraft
*
Douglas C-1
The Douglas C-1 was a cargo/transport aircraft produced by the Douglas Aircraft Corporation for the United States Army Air Service starting in 1925.
Design and development
Douglas received an order for nine single-engined transport aircraft in 1 ...
, a cargo/transport airplane produced by Douglas Aircraft for the U.S. Army Air Service starting in 1925
*
Fokker C.I
The Fokker C.I was a German reconnaissance aircraft, reconnaissance biplane under development at the end of World War I. The design was essentially an enlarged Fokker D.VII fighter with two seats and a 138 kW (185 hp) BMW IIIa engine. T ...
, a 1918 German reconnaissance biplane
*
Friedrichshafen C.I, a 1914 German single-engined amphibious reconnaissance biplane
*
Hansa-Brandenburg C.I, a 1916 German 2-seater armed single-engine reconnaissance biplane
*
Kawasaki C-1
The Kawasaki C-1 (川崎 C-1) is a twin-engined short-range military transport aircraft developed and manufactured by the Japanese conglomerate Kawasaki Heavy Industries. It is solely used by the Japan Air Self-Defense Force (JASDF).
Develop ...
, an indigenous transport aircraft of the Japanese Air Self-Defense Forces
*
Otto C.I, a 1915 German reconnaissance biplane
*
Rumpler C.I, a 1915 German two-seater single-engine reconnaissance biplane
*
Southern Cross Airport (New Jersey)
Southern Cross Airport is a public-use airport located southwest of the central business district of the Williamstown section of Monroe Township, Gloucester County, New Jersey
Monroe Township is a township in Gloucester County, in the ...
(FAA LID: C01)
Land
Routes
*
Circumferential Road 1
Circumferential Road 1 (C-1), informally known as the C-1 Road, is a network of roads and bridges that all together form the first and innermost beltway of Metro Manila in the Philippines. Spanning some , it connects the districts of Ermita, Intram ...
or C-1, an arterial road of Manila, Philippines
*
London Buses route C1
This is a list of Transport for London (TfL) contracted bus routes in London, England, as well as commercial services that enter the Greater London area (except coaches).
Bus services in London are operated by Abellio London, Arriva London, ...
*
Route C1 (Shuto Expressway)
The , signed as Route C1, is one of the routes of the Shuto Expressway system serving the central part of the Greater Tokyo Area. The route is a complete loop around the central Tokyo wards of Chiyoda, Chūō, and Minato, with a total length ...
, the Inner Loop of Tokyo's Shuto Expressway system
* Claro M. Recto Avenue, a
road in Metro Manila, Philippines
*
Massachusetts State Route C1
In the U.S. state of Massachusetts, U.S. Route 1 (US 1) is a major north–south route through Essex, Middlesex, Suffolk, Norfolk, and Bristol Counties. The portion of US 1 south of Boston is also known as the Boston-Providence Turnpike, ...
Land vehicles
*
BMW C1
The BMW C1 is an enclosed scooter made by Bertone for BMW. Compared to a conventional scooter, the C1 offered extra safety features and protection from the elements. The rider would sit in a car-type seat (with a four-point seat-belt) and adopt ...
, a cabin scooter
*
Chevrolet Corvette C1
The Chevrolet Corvette (C1) is the first generation of the Corvette sports car produced by Chevrolet. It was introduced late in the 1953 model year, and produced through 1962. This generation is commonly referred to as the "solid-axle" generati ...
, first generation sold from 1953 to 1962, denoted a solid-axle rear-end
*
Citroën C1
The Citroën C1 is a city car marketed by Citroën from June 2005 to January 2022, originally developed as part of the B-Zero project by PSA Peugeot Citroën in a joint venture with Toyota, with two generations produced.
The C1 was developed a ...
, a small car
*
Ford C1 platform, the Ford Motor Company's global compact car automobile platform
*
Lit C-1, a prototype cabin motorcycle
*
Nimrod NRA/C1, a 1981 test design racing car
* Sauber C1, a
Sauber
Sauber Motorsport AG is a Swiss motorsport engineering company. It was founded in 1970 (as PP Sauber AG) by Peter Sauber, who progressed through hillclimbing and the World Sportscar Championship to reach Formula One in . After operating it un ...
sport car
Other uses in land transport
* C-1, the numberplate of the
Prime Minister of Australia's official VIP transportation
* A type of
heavy goods vehicle licence
* A one-way traffic sign in the
Vienna Convention on Road Signs and Signals
The Convention on Road Signs and Signals, commonly known as the Vienna Convention on Road Signs and Signals, is a multilateral treaty designed to increase road safety and aid international road traffic by standardising the signing system for roa ...
Rail
*
Bavarian C I, an 1847 German steam locomotives class
*
GNR Class C1 (small boiler)
The Great Northern Railway (GNR) Small Boiler Class C1 is a class of steam locomotive, the first 4-4-2 or Atlantic type in Great Britain. They were designed by Henry Ivatt in 1897. In total 22 were built between 1898 and 1903 at Doncaster W ...
, a British 4-4-2 steam locomotive
*
GNR Class C1 (large boiler)
The Great Northern Railway (GNR) Class C1 is a type of 4-4-2 steam locomotive. One, ex GNR 251, later LNER 2800, survives in preservation. Much like their small boiler cousins, they were capable of reaching speeds of up to 90 mph (145&nb ...
, a British 4-4-2 steam locomotive
*
LB&SCR C1 class, an 1882 British freight steam locomotive
*
Long Island Rail Road C1, a bilevel railcar built by Tokyu Car Corporation
*
NER Class C1, a British 0-6-0 steam locomotive
*
PRR C1, an American PRR steam locomotive
*
Finnish Steam Locomotive Class C1
The 1868 Steam Locomotive Class C1s used in the Grand Duchy of Finland, an autonomous part of the Russian Empire until 1917, were typical of the Victorian principles of locomotive design and the British 0-6-0 of the period, with inside cylinders ...
Sea
* , a C-class submarine of the Royal Navy
* , a C-class submarine of the United States Navy
* , a protected cruiser of the United States Navy
*
Type C1 ship
Type C1 was a designation for small cargo ships built for the United States Maritime Commission before and during World War II. Total production was 493 ships built from 1940 to 1945. The first C1 types were the smallest of the three original M ...
, a small cargo vessel built by the United States in large numbers before and during World War II
* ''
Isaac Peral
Isaac Peral y Caballero (1 June 1851, in Cartagena – 22 May 1895, in Berlin), was a Spanish engineer, naval officer and designer of the Peral Submarine. He joined the Spanish navy in 1866, and developed the first electric-powered submarine whi ...
'' (C-1), a Spanish submarine
Space
*
Cluster 1, also known as Rumba, an ESA satellite
Sports
* C1, a solo
canoe
A canoe is a lightweight narrow water vessel, typically pointed at both ends and open on top, propelled by one or more seated or kneeling paddlers facing the direction of travel and using a single-bladed paddle.
In British English, the ter ...
discipline including
sprint canoe
A sprint canoe is a canoe used in International Canoe Federation canoe sprint. It is an open boat propelled by one, two or four paddlers from a kneeling position, using single-bladed paddles. The difficulty of balance can depend on how wide or nar ...
and
canoe slalom
Canoe slalom (previously known as whitewater slalom) is a competitive sport with the aim to navigate a decked canoe or kayak through a course of hanging downstream or upstream gates on river rapids in the fastest time possible. It is one of ...
*
C1 (classification)
C1 is a para-cycling classification. recommends this be coded as MC1 or WC1.
Definition
PBS defined this classification as "Cyclists with upper or lower limb disabilities and most severe neurological disfunction." ''The Daily Telegraph'' defi ...
, a para-cycling classification
* C1, an abbreviation for Class One
offshore powerboat racing
* 'C1', the top category in
Group C
Group C was a category of sports car racing introduced by the FIA in 1982 and continuing until 1993, with ''Group A'' for touring cars and ''Group B'' for GTs.
It was designed to replace both Group 5 special production cars (closed top touri ...
sportscar racing, used between 1985 and 1990
* C1, the
UEFA Champions League
The UEFA Champions League (abbreviated as UCL, or sometimes, UEFA CL) is an annual club football competition organised by the Union of European Football Associations (UEFA) and contested by top-division European clubs, deciding the competi ...
(formerly known as the European Cup) in football
**
Serie C1, the third highest football league in Italy until 2008
Other uses
* C1, an international standard paper size defined in
ISO 216 (648×917 mm)
*
Bills C-1 and 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 normally introduced at the start of a parliamentary session in the Canadian House of Commons
* C1, also known as
Vlakplaas, a unit of the South African Police responsible for assassinating opponents of Apartheid during the 1980s
* C1, a level in the
Common European Framework of Reference for Languages
* C1, the use class for hotels, in
town and country planning in the United Kingdom
Town and country planning in the United Kingdom is the part of English land law which concerns land use planning. Its goal is to ensure sustainable economic development and a better environment. Each country of the United Kingdom has its own ...
* C1, a
NRS social grade
The NRS social grades are a system of demographic classification used in the United Kingdom. They were originally developed by the National Readership Survey (NRS) to classify readers, but are now used by many other organisations for wider appl ...
in the United Kingdom for the lower middle class
* a 2001 1.3 megapixels
Olympus digital camera model
* a
class of FM radio broadcasting in North America
*
C1 pylon, a type of high voltage pylon
* Caldwell 1 (
NGC 188), an open cluster in Cepheus
*
C-1 visa The C-1 visa is a type of visa reserved for immediate and continuous transit through the United States
The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country primarily locate ...
, a type of visa for individuals transiting through the United States
See also
*
Cl (disambiguation)
*
CI (disambiguation)
*
1C (disambiguation)
{{Letter-Number Combination Disambiguation
