Dx PCR

32490723 2020. Development of a TaqMan-probe-based multiplex real-time PCR for the simultaneous detection of emerging and reemerging swine coronaviruses.

32315390 ä. Rapid detection of COVID-19 coronavirus using a reverse transcriptional loop-mediated isothermal amplification (RT-LAMP) diagnostic platform
32282874 ä. Limits of Detection of Six Approved RT?PCR Kits for the Novel SARS-coronavirus-2 (SARS-CoV-2)

32229107 2020. Dynamic change process of target genes by RT-PCR testing of SARS-Cov-2 during the course of a Coronavirus Disease 2019 patient

32031583 ä. Molecular Diagnosis of a Novel Coronavirus (2019-nCoV) Causing an Outbreak of Pneumonia
32156607 ä. Positive rate of RT-PCR detection of SARS-CoV-2 infection in 4880 cases from one hospital in Wuhan, China, from Jan to Feb 2020

32335089 ä. Highly sensitive detection of SARS-CoV-2 RNA by multiplex rRT-PCR for molecular diagnosis of COVID-19 by clinical laboratories

32102625 2020. Detectable 2019-nCoV viral RNA in blood is a strong indicator for the further clinical severity

32329811 2020. The nucleic acid test of induced sputum should be used for estimation of patients cure with 2019-nCov
32156329 2020. Evaluation of a quantitative RT-PCR assay for the detection of the emerging coronavirus SARS-CoV-2 using a high throughput system
31992387 2020. Detection of 2019 novel coronavirus (2019-nCoV) by real-time RT-PCR

32290902 2020. An alternative workflow for molecular detection of SARS-CoV-2 escape from the NA extraction kit-shortage, Copenhagen, Denmark, March 2020

32358960 ä. Evaluation of COVID-19 RT-qPCR test in multi-sample pools

32276116 ä. Rapid and visual detection of 2019 novel coronavirus (SARS-CoV-2) by a reverse transcription loop-mediated isothermal amplification assay
32306036 ä. Profile of RT-PCR for SARS-CoV-2: a preliminary study from 56 COVID-19 patients

32297805 2020. Real-time RT-PCR in COVID-19 detection: issues affecting the results
32132196 2020. Improved Molecular Diagnosis of COVID-19 by the Novel, Highly Sensitive and Specific COVID-19-RdRp/Hel Real-Time Reverse Transcription-PCR Assay Validated In Vitro and with Clinical Specimens

32242876 2020. Development of in vitro transcribed RNA as positive control for laboratory diagnosis of SARS-CoV-2 in India

32361324 ä. Dynamic profile of RT-PCR findings from 301 COVID-19 patients in Wuhan, China: a descriptive study
32302956 2020. Consistency analysis of COVID-19 nucleic acid tests and the changes of lung CT
32334422 2020. Smartphone-based multiplex 30-minute nucleic acid test of live virus from nasal swab extract
32361529 ä. Loop mediated isothermal amplification (LAMP) assays as a rapid diagnostic for COVID-19
32403008 2020. A RT-PCR assay for the detection of coronaviruses from four genera
32387093 2020. Distinct changes in the real-time PCR detectability of certain SARS-CoV-2 target sequences

32376476 ä. Limited effectiveness of systematic screening by nasopharyngeal RT-PCR of medicalized nursing home staff after a first case of COVID-19 in a resident

32149770 2020. High-throughput sequencing for confirmation of suspected 2019-nCoV infection identified by fluorescence quantitative polymerase chain reaction

32396505 2020. US CDC Real-Time Reverse Transcription PCR Panel for Detection of Severe Acute Respiratory Syndrome Coronavirus 2.

32483586 2020. Clinical Validation of a SARS-CoV-2 Real-Time Reverse Transcription PCR Assay Targeting the Nucleocapsid Gene.
32401598 2020. COVID-19 Real-time RTPCR: Does Positivity on Follow up RTPCR Always Imply Infectivity?
32401535 2020. Reply to: COVID-19 Real-time RTPCR: Does Positivity on Follow up RTPCR Always Imply Infectivity?
32535302 2020. Multiple assays in a real-time RT-PCR SARS-CoV-2 panel can mitigate the risk of loss of sensitivity by new genomic variants during the COVID-19 outbreak.
32528710 2020. Persistence of positive severe acute respiratory syndrome coronavirus-2 reverse transcription-polymerase chain reaction test result for 24 days in a hospitalized asymptomatic carrier.
32535398 2020. Comparison of a laboratory-developed test targeting the envelope gene with three nucleic acid amplification tests for detection of SARS-CoV-2.
32522311 2020. RT-PCR tests for SARS-CoV-2 processed at a large Italian Hospital and false-negative results among confirmed COVID-19 cases.
32530490 2020. A Simple Method for Detection of a Novel Coronavirus (SARS-CoV-2) using One-step RT-PCR followed by Restriction Fragment Length Polymorphism.

32536002 2020. Pitfalls in SARS-CoV-2 PCR diagnostics.
32383182 2020. Should RT-PCR be considered a gold standard in the diagnosis of Covid-19?
32383179 2020. Comparison of SARS-CoV-2 detection from nasopharyngeal swab samples by the Roche cobas 6800 SARS-CoV-2 test and a laboratory-developed real-time RT-PCR test.

32401374 2020. Prolonged SARS-Cov-2 RNA Detection in Anal/Rectal Swabs and Stool Specimens in COVID-19 Patients After Negative Conversion in Nasopharyngeal RT-PCR Test.
32446722 2020. Evaluation of a high-speed but low-throughput RT-qPCR system for SARS-CoV-2 detection.

32173458 2020. Experience of different upper respiratory tract sampling strategies for detection of COVID-19.

32535397 2020. Multiplexing primer/probe sets for detection of SARS-CoV-2 by qRT-PCR.

32344319 2020. Ad hoc laboratory-based surveillance of SARS-CoV-2 by real-time RT-PCR using minipools of RNA prepared from routine respiratory samples.
32485473 2020. Evaluation of nCoV-QS (MiCo BioMed) for RT-qPCR detection of SARS-CoV-2 from nasopharyngeal samples using CDC FDA EUA qPCR kit as a gold standard: An example of the need of validation studies.
32474371 2020. Rapid implementation and validation of a cold-chain free SARS-CoV-2 diagnostic testing workflow to support surge capacity.
32460173 2020. Clinical evaluation of AusDiagnostics SARS-CoV-2 multiplex tandem PCR assay.

32416600 2020. Comparison of seven commercial RT-PCR diagnostic kits for COVID-19.

32405254 2020. Real-time PCR-based SARS-CoV-2 detection in Canadian laboratories.

32489177 2020. Authors' response: SARS-CoV-2 detection by real-time RT-PCR.
32489175 2020. Letter to the editor: SARS-CoV-2 detection by real-time RT-PCR.

32441935 2020. A Reverse-Transcription Recombinase-Aided Amplification Assay for Rapid Detection of the 2019 Novel Coronavirus (SARS-CoV-2).

32384153 2020. Rapid detection of SARS-CoV-2 by low volume real-time single tube reverse transcription recombinase polymerase amplification using an exo probe with an internally linked quencher (exo-IQ).

32422410 2020. Multiple-centre clinical evaluation of an ultrafast single-tube assay for SARS-CoV-2 RNA.

32438806 2020. Novel One-Step Single-Tube Nested Quantitative Real-Time PCR Assay for Highly Sensitive Detection of SARS-CoV-2.

32270938 2020. Performance du frottis nasopharynge-PCR pour le diagnostic du Covid-19 - Recommandations pratiques sur la base des premieres donnees scientifiques.

32461287 2020. Comparison of two commercial molecular tests and a laboratory-developed modification of the CDC 2019-nCoV RT-PCR assay for the detection of SARS-CoV-2.
32461285 2020. Comparison of the Accula SARS-CoV-2 Test with a Laboratory-Developed Assay for Detection of SARS-CoV-2 RNA in Clinical Nasopharyngeal Specimens.
32444354 2020. Test Agreement Between Roche Cobas 6800 and Cepheid GeneXpert Xpress SARS-CoV-2 Assays at High Cycle Threshold Ranges.

32381643 2020. Comparison of Two High-Throughput Reverse Transcription-Polymerase Chain Reaction Systems for the Detection of Severe Acute Respiratory Syndrome Coronavirus 2.
32381642 2020. Understanding, verifying and implementing Emergency Use Authorization molecular diagnostics for the detection of SARS-CoV-2 RNA.
32471894 2020. Performance of Abbott ID NOW COVID-19 rapid nucleic acid amplification test in nasopharyngeal swabs transported in viral media and dry nasal swabs, in a New York City academic institution.

32506118 2020. Occurrence and Timing of Subsequent SARS-CoV-2 RT-PCR Positivity Among Initially Negative Patients.
32504529 2020. Can the SARS-CoV-2 PCR Cycle Threshold Value and Time from Symptom Onset to Testing Predict Infectivity?

32472672 2020. What is the role of SARS-CoV-2 PCR testing in discontinuation of transmission-based precautions for COVID-19 patients?

32435816 2020. To Interpret the SARS-CoV-2 Test, Consider the Cycle Threshold Value.
32474555 2020. Evaluation of RdRp & ORF-1b-nsp14-based real-time RT-PCR assays for confirmation of SARS-CoV-2 infection: An observational study.

32423519 2020. Screening for COVID-19: Patient Factors Predicting Positive PCR Test.

32449639 2020. SARS-CoV-2 RT-PCR: at least 2 viral targets are needed.
32420777 2020. Positive RT-PCR in urine from an asymptomatic patient with novel coronavirus 2019 infection: a case report.
32501535 2020. Identification of nsp1 gene as the target of SARS-CoV-2 real-time RT-PCR using nanopore whole genome sequencing.
32484950 2020. Amplification of human beta-glucuronidase gene for appraising the accuracy of negative SARS-CoV-2 RT-PCR results in upper respiratory tract specimens.

32448084 2020. Analytical comparisons of SARS-COV-2 detection by qRT-PCR and ddPCR with multiple primer/probe sets.
32438868 2020. ddPCR: a more accurate tool for SARS-CoV-2 detection in low viral load specimens.
32505692 2020. Molecular analysis of several in-house rRT-PCR protocols for SARS-CoV-2 detection in the context of genetic variability of the virus in Colombia.
32492531 2020. Fast SARS-CoV-2 detection by RT-qPCR in preheated nasopharyngeal swab samples.

32505778 2020. Persistent detection of SARS-CoV-2 RNA in patients and healthcare workers with COVID-19.
32512376 2020. Evaluation of rapid diagnosis of novel coronavirus disease (COVID-19) using loop-mediated isothermal amplification.

32459081 2020. Evaluacion de diferentes genes en la deteccion por RT-PCR del SARS-CoV-2 en muestras respiratorias y su evolucion en la infeccion.

32329388 2020. Positive RT-PCR test results after consecutively negative results in patients with COVID-19.

32388471 2020. Clinical evaluation of a SARS-CoV-2 RT-PCR assay on a fully automated system for rapid on-demand testing in the hospital setting

32006218 ä. Clinical role of viral identification by a polymerase chain reaction-based diagnostic panel in adults hospitalized with community-acquired pneumonia

32378133 ä. Initial Observations with Molecular Testing for COVID-19 in a Private Hospital in Mumbai, India

32416598 2020. SARS-CoV-2 detection by direct rRT-PCR without RNA extraction

32388470 2020. Rapid and sensitive detection of SARS-CoV-2 RNA using the Simplexa? COVID-19 direct assay

32333644 2020. RT-LAMP for rapid diagnosis of coronavirus SARS-CoV-2

32074444 2020. SARS-CoV-2 Viral Load in Upper Respiratory Specimens of Infected Patients

32239445 ä. Development of a Novel Reverse Transcription Loop-Mediated Isothermal Amplification Method for Rapid Detection of SARS-CoV-2

32293905 2020. SARS-CoV-2 Viral Load in Clinical Samples from Critically Ill Patients

32338536 2020. A Bayesian analysis of strategies to rule out COVID19 using reverse transcriptase-polymerase chain reaction (RT-PCR)

32096564 ä. Combination of RT?qPCR testing and clinical features for diagnosis of COVID?19 facilitates management of SARS?CoV?2 outbreak

32270882 2020. False-negative of RT-PCR and prolonged nucleic acid conversion in COVID-19: Rather than recurrence

32221132 2020. In Silico assessment of the impact of 2019 novel coronavirus (2019-nCoV) genomic variation on published real-time quantitative polymerase chain reaction detection assays

32149771 2020. A case of 2019 novel coronavirus infected pneumonia with twice negative 2019-nCoV nucleic acid testing within 8 days

32358057 2020. Overcoming the bottleneck to widespread testing: A rapid review of nucleic acid testing approaches for COVID-19 detection

32360885 ä. Value and Challenges: Nucleic Acid Amplification Tests for SARS?CoV-2 in Hospitalized COVID-19 Patients

32276051 ä. Development of Reverse Transcription Loop-Mediated Isothermal Amplification Assays Targeting SARS-CoV-2
32292623 2020. Recent advances and perspectives of nucleic acid detection for coronavirus
32352933 2020. Characteristics and diagnosis rate of 5630 subjects receiving SARS-CoV-2 nucleic acid tests from Wuhan, China

32074516 2020. Development of Genetic Diagnostic Methods for Novel Coronavirus 2019 (nCoV-2019) in Japan
32350226 2020. An assessment of real-time RT-PCR kits for SARS-CoV-2 detection
32266524 ä. A case report of COVID-19 with false negative RT-PCR test: necessity of chest CT
32207257 2020. A Patient with COVID-19 Presenting a False-Negative Reverse Transcriptase Polymerase Chain Reaction Result

32224308 ä. Understanding COVID-19: what does viral RNA load really mean?

32370065 2020. Hybridization Chain Reactions Targeting the Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2)
32344568 2020. RT-qPCR Testing of SARS-CoV-2: A Primer
32276333 2020. Development of a Novel, Genome Subtraction-Derived, SARS-CoV-2-Specific COVID-19-nsp2 Real-Time RT-PCR Assay and Its Evaluation Using Clinical Specimens
32325642 2020. A Novel Reverse Transcription Loop-Mediated Isothermal Amplification Method for Rapid Detection of SARS-CoV-2

32341142 2020. Evaluation of the QIAstat-Dx Respiratory SARS-CoV-2 Panel, the first rapid multiplex PCR commercial assay for SARS-CoV-2 detection

32197339 2020. Point-of-Care RNA-Based Diagnostic Device for COVID-19

32294051 2020. Triplex Real-Time RT-PCR for Severe Acute Respiratory Syndrome Coronavirus 2

32306853 2020. Development of a reverse transcription-loop-mediated isothermal amplification as a rapid early-detection method for novel SARS-CoV-2