PCR or pcr may refer to:

Science

Phosphocreatine Phosphocreatine, also known as creatine phosphate (CP) or PCr (Pcr), is a phosphorylated form of creatine that serves as a rapidly mobilizable reserve of high-energy phosphates in skeletal muscle, myocardium and the brain to recycle adenosine trip ...

, a phosphorylated creatine molecule * Principal component regression, a statistical technique

Medicine

Polymerase chain reaction The polymerase chain reaction (PCR) is a method widely used to rapidly make millions to billions of copies (complete or partial) of a specific DNA sample, allowing scientists to take a very small sample of DNA and amplify it (or a part of it) ...

** COVID-19 testing, often performed using the polymerase chain reaction method * Protein/creatinine ratio, in urine * Pathologic complete response (pCR), in neoadjuvant therapy

Technology

Passport Carrier Release Passport Carrier Release (PCR) is a version of the Passport Switch (now Multiservice Switch) software designed to run in telecommunications carrier environments. It was formerly developed by Nortel. After the sale in 2009 of most Nortel's assets, t ...

, telecommunications software *

Peak cell rate If a network service (or application) wishes to use a broadband network (an ATM network in particular) to transport a particular kind of traffic, it must first inform the network about what kind of traffic is to be transported, and the performanc ...

, on ATM networks * Platform Configuration Register, a

Trusted Platform Module Trusted Platform Module (TPM, also known as ISO/IEC 11889) is an international standard for a secure cryptoprocessor, a dedicated microcontroller designed to secure hardware through integrated cryptographic keys. The term can also refer to a ch ...

component *

Program clock reference MPEG transport stream (MPEG-TS, MTS) or simply transport stream (TS) is a standard digital container format for transmission and storage of audio, video, and Program and System Information Protocol (PSIP) data. It is used in broadcast syste ...

, in MPEG transport streams *

Processor Control Region Processor Control Region (PCR) is a Windows kernel mode data structure that contains information about the current processor. It can be accessed via the fs segment register on x86 versions, or the gs segment register on x64 versions respectively. S ...

, a Windows data structure * XM PCR, a satellite receiver

Political parties

* ''

Parti Communiste Réunionnais Parti may refer to: *Parti (surname), a Hungarian surname, and a list of people with the name * ''Parti'' (architecture), the organizing concepts behind an architect's design * *, a lake in Russia See also *Partie (disambiguation) *Party (disambi ...

'' or Communist Party of Réunion * '' Partidul Comunist Român'' or Romanian Communist Party * '' Partido Comunista Revolucionário'' or Revolutionary Communist Party * '' Partido Cívico Renovador'' or Civic Renovation Party, Dominican Republic

Other uses

* Put/call ratio, in finance *

Amdo Tibetan Amdo Tibetan (; also called ''Am kä'') is the Tibetic language spoken in Amdo (now mostly in Qinghai, some in Ngawa and Gannan). It has two dialects, the farmer dialect and the nomad dialect. Amdo is one of the three branches of traditional ...

(ISO 639 code pcr), a language *

Germán Olano Airport Germán Olano Airport ( es, Aeropuerto Germán Olano, ) is an airport serving Puerto Carreño, the capital of Vichada Department in Colombia. It is also known as Puerto Carreño Airport (''Aeropuerto Puerto Carreño''). The airport is west of ...

(IATA code PCR), Colombia * Palestinian Center for Rapprochement between Peoples, Palestine * Pancritical rationalism, a development of critical rationalism and panrationalism * Paul Cruickshank Racing, an Australian motor racing team * Police control room, an emergency control centre * '' Practical Chinese Reader'', a textbook *

Production control room The production control room (PCR) or studio control room (SCR) is the place in a television studio in which the composition of the outgoing program takes place. The production control room is occasionally also called an SCR or a gallerythe latt ...

, of a television studio