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24 de ago. de 2021 · The polymerase chain reaction (PCR) test for COVID-19 is a molecular test that analyzes your upper respiratory specimen, looking for genetic material (ribonucleic acid or RNA) of SARS-CoV-2, the virus that causes COVID-19.
Las pruebas de PCR (reacción en cadena de la polimerasa) son una forma rápida y muy precisa de diagnosticar ciertas enfermedades infecciosas y cambios genéticos. Las pruebas detectan el ADN o el ARN de un patógeno (el organismo que causa una enfermedad) o células anormales en una muestra.
6 de mar. de 2023 · The polymerase chain reaction is a nucleic acid amplification testing procedure that consists of denaturing, renaturing, elongating, and amplifying a short segment of DNA or RNA. This is implemented by incorporating DNA I polymerase, which is derived from Thermus aquaticus, also known as Taq polymerase.
PCR (polymerase chain reaction) tests are a fast, highly accurate way to diagnose certain infectious diseases and genetic changes. The tests work by finding the DNA or RNA of a pathogen (disease-causing organism) or abnormal cells in a sample.
17 de ago. de 2020 · Sometimes called "molecular photocopying," the polymerase chain reaction (PCR) is a fast and inexpensive technique used to "amplify" - copy - small segments of DNA.
18 de ene. de 2022 · Polymerase chain reaction (PCR) is a laboratory technique that uses selective primers to “copy” specific segments of a DNA sequence. COVID-19 PCR tests use primers that match a segment of the virus’s genetic material.
28 de feb. de 2022 · A polymerase chain reaction (PCR) test detects genetic material from a pathogen or abnormal cell sample. Ways of collecting samples include a nasal swab, a saliva swab, or taking a...
