This Top Tips bulletin explains how molecular biological tools can be used during site assessment to evaluate monitored natural attenuation (MNA), enhanced bioremediation, and in situ chemical oxidation (ISCO) at petroleum‑impacted sites. It highlights how in situ microcosms, QuantArray®‑Petro, CENSUS® qPCR, and stable isotope probing provide actionable, field‑based evidence to compare remedies and select the…
This Top Tips handout explains how monitored natural attenuation (MNA) can be a cost‑effective site management strategy at petroleum‑impacted sites when supported by multiple lines of evidence. It highlights how molecular biological tools, stable isotope probing, and in situ microcosms provide defensible proof of biodegradation and help compare MNA with enhanced remediation options to reduce…
This Top Tips graphic compares Bio‑Flo® filters and traditional 1‑liter bottles for groundwater sampling, highlighting cost, handling, and workflow considerations. It shows that both methods deliver equivalent data quality and preservation while Bio‑Flo® filters can reduce shipping costs and eliminate filtration and waste fees.
This Top Tips bulletin explains how stable isotope probing (SIP) provides conclusive, in situ evidence of biodegradation for petroleum hydrocarbons, fuel oxygenates, and selected emerging contaminants. It highlights best practices for selecting target compounds, interpreting results, and integrating SIP with monitored natural attenuation (MNA) or in situ microcosm studies to support defensible site decisions.
This Top Tips bulletin explains how monitored natural attenuation (MNA) can be effectively evaluated and supported at petroleum‑impacted sites using multiple lines of evidence. It highlights how molecular biological tools such as QuantArray®‑Petro, CENSUS® qPCR, stable isotope probing, and in situ microcosms provide direct, defensible proof of biodegradation and help compare MNA with enhanced remediation…
This Top Tips bulletin explains how molecular microbiological methods improve the monitoring and optimization of microbial enhanced oil recovery (MEOR) by directly measuring subsurface microbial communities and key functional genes. It highlights how tools such as NGS, CENSUS® qPCR, and QuantArray®‑MIC reduce uncertainty by tracking biosurfactant‑producing microbes, nutrient response, and survival of injected cultures.
This Top Tips bulletin explains how molecular microbiological methods help assess, monitor, and mitigate reservoir souring caused by sulfate‑reducing microorganisms in oil and gas operations. It highlights how tools such as CENSUS® qPCR, QuantArray®‑MIC, and next‑generation sequencing provide early warning of H₂S generation and verify the effectiveness of souring control strategies like biocides and nitrate…
This Top Tips bulletin explains how molecular microbiological methods can be used to diagnose, mitigate, and monitor microbial biofouling across industrial and oil and gas systems. It highlights how combining mineralogical analysis with tools such as CENSUS® qPCR and QuantArray®‑MIC provides actionable insight into fouling sources, treatment effectiveness, and long‑term control strategies.
This Top Tips bulletin outlines best practices for managing microbiologically influenced corrosion (MIC) in oil and gas operations using molecular microbiological methods. It highlights how combining multiple lines of evidence with tools such as CENSUS® qPCR, QuantArray®‑MIC, and next‑generation sequencing improves MIC diagnosis, mitigation, and long‑term performance monitoring.
This Top Tips bulletin explains how molecular biological tools can be used to optimize bioleaching and biosorption processes for recovering valuable metals and rare earth elements from ores, tailings, and waste streams. It highlights how NGS, CENSUS® qPCR, and QuantArray®‑BGC enable monitoring and optimization of microbial consortia to improve extraction efficiency and support sustainable resource…