Results 1 to 10 of about 1,993,919 (353)

DNA extraction and polymerase chain reaction

open access: yesJournal of Cytology, 2019
DNA extraction and polymerase chain reaction (PCR) are the basic techniques employed in the molecular laboratory. This short overview covers various physical and chemical methods used for DNA extraction so as to obtain a good-quality DNA in sufficient ...
Nalini Gupta
doaj   +2 more sources

A portable low-cost polymerase chain reaction device [PDF]

open access: yesHardwareX
Polymerase chain reaction (PCR) is a cornerstone technique in molecular biology and clinical diagnostics. However, conventional PCR systems are often bulky and prohibitively expensive, limiting their use in resource-limited settings.
Kan Luo   +6 more
doaj   +2 more sources

Relevance of micrometastases detected by reverse transcriptase-polymerase chain reaction for melanoma recurrence: systematic review and meta-analysis [PDF]

open access: yesSão Paulo Medical Journal, 2003
CONTEXT: Cutaneous melanoma presents significant morbidity and mortality. Nowadays, about 90% of them are diagnosed by clinical examination and most are localized melanomas.
Allisson Monteiro da Silva   +3 more
doaj   +3 more sources

Validation of real-time polymerase chain reaction versus conventional polymerase chain reaction for diagnosis of brucellosis in cattle sera [PDF]

open access: yesVeterinary World, 2021
Background and Aim: Different polymerase chain reaction (PCR) techniques have and are still being used for the direct detection of Brucella DNA in serum samples of different animal species and humans without being validated or properly validated ...
Nour H. Abdel-Hamid   +5 more
doaj   +1 more source

Development and Evaluation of Real-Time Reverse Transcription Polymerase Chain Reaction Test for Quantitative and Qualitative Recognition of H5 Subtype of Avian Influenza Viruses [PDF]

open access: yesArchives of Razi Institute, 2020
Avian influenza viruses (AIV) affect a wide range of birds and mammals, cause severe economic damage to the poultry industry, and pose a serious threat to humans.
S.G. Mirzaei, A. Shoushtari, A. Noori
doaj   +1 more source

Evaluation of Point-of-care and Traditional ELISA Techniques for the Detection of Anti-SARS-CoV-2 IgG Antibodies in Individuals Vaccinated Against COVID-19

open access: yesMediterranean Journal of Infection, Microbes and Antimicrobials, 2023
Introduction: Coronavirus disease-2019 (COVID-19) has affected more than 676 million people till date, and 6,881,955 people have died from the disease as of March 28, 2023.
Müge TOYGAR DENİZ   +3 more
doaj   +1 more source

Optimisation of microfluidic polymerase chain reaction devices [PDF]

open access: yesE3S Web of Conferences, 2021
The invention and development of Polymerase Chain Reaction (PCR) technology have revolutionised molecular biology and molecular diagnostics. There is an urgent need to optimise the performance of these devices while reducing the total construction and ...
Zagklavara Foteini   +4 more
doaj   +1 more source

Spoligotyping and polymerase chain reaction based mycobacterium bovis strains typing with methods (enterobacterial repetitive intergenic consensus-polymerase chain reaction, randomly amplified polymorphic dnas-polymerase chain reaction and out polymerase chain reaction)

open access: yesInternational Journal of Mycobacteriology, 2022
Background: In this study, it was aimed to investigate Mycobacterium bovis strains isolated from lungs and lymph nodes of slaughtered animals on clonal level by using different methods such as spoligotyping, enterobacterial repetitive intergenic ...
Funda Sahin   +4 more
doaj   +1 more source

Variation in False-Negative Rate of Reverse Transcriptase Polymerase Chain Reaction–Based SARS-CoV-2 Tests by Time Since Exposure

open access: yesAnnals of Internal Medicine, 2020
Background: Tests for severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) based on reverse transcriptase polymerase chain reaction (RT-PCR) are being used to “rule out” infection among high-risk persons, such as exposed inpatients and health ...
L. Kucirka   +4 more
semanticscholar   +1 more source

Primer-BLAST: A tool to design target-specific primers for polymerase chain reaction

open access: yesBMC Bioinformatics, 2012
Choosing appropriate primers is probably the single most important factor affecting the polymerase chain reaction (PCR). Specific amplification of the intended target requires that primers do not have matches to other targets in certain orientations and ...
Jian Ye   +5 more
semanticscholar   +1 more source

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