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Behavioral Toxicology Laboratory — Columbia, Missouri. Swimming paths of control (left) and copper (right) exposed fish demonstrate changes in swimming behavior detected following exposure to metals. Such changes can impact ability of fish to survive.
Behavioral Toxicology Laboratory — Columbia, Missouri. Swimming paths of control (left) and copper (right) exposed fish demonstrate changes in swimming behavior detected following exposure to metals. Such changes can impact ability of fish to survive.
The zebrafish developmental cardiovascular toxicity high-content screening assay uses a 384-well plate format to maximize number of treatments and replicates possible on each plate.
The zebrafish developmental cardiovascular toxicity high-content screening assay uses a 384-well plate format to maximize number of treatments and replicates possible on each plate.
High-Content Screening Laboratory — Columbia, Missouri. Molecular Devices ImageXpress† High-Content Imaging System
High-Content Screening Laboratory — Columbia, Missouri. Molecular Devices ImageXpress† High-Content Imaging System
Multimode, microplate reader
Geospatial Analyses and Applications — Salt Lake City, Utah. Attribution of storm-weighted potential contaminant hazard ranks to sampling locations in the Sediment-Bound Contaminant Resiliency and Response (SCoRR) network.
Geospatial Analyses and Applications — Salt Lake City, Utah. Attribution of storm-weighted potential contaminant hazard ranks to sampling locations in the Sediment-Bound Contaminant Resiliency and Response (SCoRR) network.
USGS scientists working at laboratory fume hood
USGS scientists working at laboratory fume hood
Screen capture of primary hepatocytes isolated from experimental smallmouth bass (Micropterus dolomieu) visualized following image-based flow cytometric analysis
Screen capture of primary hepatocytes isolated from experimental smallmouth bass (Micropterus dolomieu) visualized following image-based flow cytometric analysis
Organic Chemistry Research Laboratory — Sacramento, California. Gas chromatograph-mass spectrometer - GCMS
Organic Chemistry Research Laboratory — Sacramento, California. Gas chromatograph-mass spectrometer - GCMS
USGS scientist examining human breast cancer cells under a microscope in the cell bioassay laboratory at Columbia Environmental Research Center. Behind the scientist is an automated liquid handling system for dispensing reagents into multi-well micropates for bioassay experiments.
USGS scientist examining human breast cancer cells under a microscope in the cell bioassay laboratory at Columbia Environmental Research Center. Behind the scientist is an automated liquid handling system for dispensing reagents into multi-well micropates for bioassay experiments.
Bioactive Chemicals Research Laboratory -- Boulder, Colorado. Fathead minnows (Pimephales promelas) swimming in an expermental aquaium
Bioactive Chemicals Research Laboratory -- Boulder, Colorado. Fathead minnows (Pimephales promelas) swimming in an expermental aquaium
Fathead minnows (Pimephales promelas) swimming in an expermental aquaium. The aquarium is part of an experiment to assess endocrine disruption in fish.
Fathead minnows (Pimephales promelas) swimming in an expermental aquaium. The aquarium is part of an experiment to assess endocrine disruption in fish.
USGS) scientist preparing to measure cyanotoxins in water samples using an automated enzyme-linked immunosorbent assay (ELISA) instrument
USGS) scientist preparing to measure cyanotoxins in water samples using an automated enzyme-linked immunosorbent assay (ELISA) instrument
Organic Geochemistry Research Laboratory — Lawrence, Kansas. Scientists working on at time-of-flight mass spectrometer
Organic Geochemistry Research Laboratory — Lawrence, Kansas. Scientists working on at time-of-flight mass spectrometer
Organic Geochemistry Research Laboratory — Lawrence, Kansas. Sample processing laboratory.
Organic Geochemistry Research Laboratory — Lawrence, Kansas. Sample processing laboratory.
Organic Geochemistry Research Laboratory — Lawrence, Kansas. Pressurized Fluid Extractor
Organic Geochemistry Research Laboratory — Lawrence, Kansas. Pressurized Fluid Extractor
View of the new (2018) instrument laboratory at the Organic Geochemistry Research Laboratory (OGRL), Lawrence, Kansas. View of a row of instruments in the laboratory.
View of the new (2018) instrument laboratory at the Organic Geochemistry Research Laboratory (OGRL), Lawrence, Kansas. View of a row of instruments in the laboratory.
The nCounter SPRINT† system simultaneously analyzes transcript abundance of hundreds of genes in a single sample
The nCounter SPRINT† system simultaneously analyzes transcript abundance of hundreds of genes in a single sample
Image-based flow cytometer for cell population analysis
Image-based flow cytometer for cell population analysis
Functional and Molecular Bioassay Laboratory — Kearneysville, West Virginia. Multiwell cell culture array
Functional and Molecular Bioassay Laboratory — Kearneysville, West Virginia. Multiwell cell culture array
U.S. Geological Survey scientists, collecting oil from wells at the National Crude Oil Spill Fate and Natural Attenuation Research Site near Bemidji, Minnesota.
U.S. Geological Survey scientists, collecting oil from wells at the National Crude Oil Spill Fate and Natural Attenuation Research Site near Bemidji, Minnesota.
Hydrogeophysics Branch -- Storrs, Connecticut
Hydrogeophysics Branch -- Storrs, Connecticut