Real-Time PCR Approaches for Analysis of Hydrocarbon-Degrading Bacterial Communities
Since the development of the polymerase chain reaction (PCR) in the 1980s our knowledge of environmental microbial diversity and function has increased greatly. However quantification of particular environmental microbes by “end-point PCR” techniques has
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Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3996
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Real-Time Detection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3998
3 Quantification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3999 3.1 Protocols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4002 4
Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4002
5 5.1 5.2 5.3 5.4 5.5 5.6 5.7
Methods . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4003 Primer and Probe Design . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4003 Probe (Taqman Assays Only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4003 Primer Optimization (SYBR Green Assay) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4003 Standard Curve Construction from Plasmid DNA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4003 Real-Time PCR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4005 TaqMan Probe Reaction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4005 Real-Time PCR Using SYBR Green . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4006
6 Two-Step Reverse Transcription Real-Time PCR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4006 6.1 Reverse Transcription (RT) Reaction Using Superscript III (Invitrogen) . . . . . . . . . . 4006 6.2 RT Real-Time PCR Standard Curve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4007 7
Research Needs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4008
K. N. Timmis (ed.), Handbook of Hydrocarbon and Lipid Microbiology, DOI 10.1007/978-3-540-77587-4_311, # Springer-Verlag Berlin Heidelberg, 2010
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Real-Time PCR Approaches for Analysis of Hydrocarbon-Degrading Bacterial Communities
Abstract: Since the development of the polymerase chain reaction (PCR) in the 1980s our knowledge of environmental microbial diversity and function has increased greatly. However quantification of particular environmental microbes by ‘‘end-point PCR’’ techniques has typically been inaccurate due to inherent l
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