Skip to main content

8 Result(s)

within Daniel R. Oros Remove this filter

and

  1. Article

    Correction: Terpenoids in resinites from middle Cretaceous karst infillings in the Rhenish Massif (Rhineland, Germany): botanical source and preservation

    Bernd R. T. Simoneit, Daniel R. Oros… in International Journal of Earth Sciences (2023)

    Download PDF (396 KB) View Article

  2. No Access

    Article

    Terpenoids in resinites from middle Cretaceous karst infillings in the Rhenish Massif (Rhineland, Germany): botanical source and preservation

    Resinites from middle Cretaceous infillings of karst structures exposed in two limestone quarries in the Rhenish Massif, Germany, were analyzed for their terpenoid biomarker signatures using GC–MS to infer the...

    Bernd R. T. Simoneit, Daniel R. Oros… in International Journal of Earth Sciences (2023)

  3. No Access

    Article

    Distributions and sources of polycyclic aromatic hydrocarbons in surface sediments from the Cross River estuary, S.E. Niger Delta, Nigeria

    Polycyclic aromatic hydrocarbon (PAH) analyses of surface sediments from the Cross River estuary by gas chromatography–mass spectrometry indicated natural diagenetically derived PAHs in the upper estuary, with...

    Bassey Offiong Ekpo, Orok E. Oyo-Ita… in Environmental Monitoring and Assessment (2012)

  4. No Access

    Chapter

    The extent and significance of petroleum hydrocarbon contamination in Crater Lake, Oregon

    In order to evaluate hydrocarbon inputs to Crater Lake from anthropogenic and natural sources, samples of water, aerosol, surface slick and sediment were collected and analyzed by gas chromatography-mass spect...

    Daniel R. Oros, Robert W. Collier… in Long-term Limnological Research and Monito… (2007)

  5. No Access

    Article

    The extent and significance of petroleum hydrocarbon contamination in Crater Lake, Oregon

    In order to evaluate hydrocarbon inputs to Crater Lake from anthropogenic and natural sources, samples of water, aerosol, surface slick and sediment were collected and analyzed by gas chromatography-mass spect...

    Daniel R. Oros, Robert W. Collier, Bernd R. T. Simoneit in Hydrobiologia (2007)

  6. No Access

    Article

    Organic Tracers from Wild Fire Residues in Soils and Rain/River Wash-Out

    The molecular compositions and alteration products of the major organic components in soils and litter subjected to controlled or wildfire burning, and subsequent erosion by rain and river transport have been ...

    Daniel R. Oros, Monica A. Mazurek, John E. Baham… in Water, Air, and Soil Pollution (2002)

  7. No Access

    Chapter

    Inhibition of Invasion and Metastasis During Specific Amino Acid Restriction Associated with Metastasis Suppressor and Other Gene Changes

    Dietary tyrosine (Tyr) and phenylalanine (Phe) restriction dramatically decreases metastasis of a number of implanted murine tumors including melanoma, hepatocarcinoma, lung carcinoma, and leukemia without ind...

    Gary G. Meadows, **aokang Ge, Hui Zhang… in Cancer Metastasis — Related Genes (2002)

  8. No Access

    Article

    Inorganic carbon uptake in hydrothermal vent tubeworms facilitated by high environmental pC02

    THE marine invertebrate Riftia pachyptila has a remarkable symbiosis with intracellular carbon-fixing sulphide-oxidizing bacteria which was first discovered at 2,450m depth on the Galapagos Rift1–4. Such symbioti...

    James J. Childress, Raymond W. Lee, Nancy K. Sanders, Horst Felbeck… in Nature (1993)