| 150 | Animals (MeSH) |
| 52 | Humans (MeSH) |
| 46 | Male (MeSH) |
| 44 | Female (MeSH) |
| 37 | Fishes (MeSH) |
| 31 | Fresh Water (MeSH) |
| 29 | Fishes (metabolism) |
| 28 | Environmental Monitoring (MeSH) |
| 23 | Water Pollutants, Chemical (analysis) |
| 21 | Temperature (MeSH) |
| 20 | Species Specificity (MeSH) |
| 17 | Gadiformes (metabolism) |
| 15 | Fishes (parasitology) |
| 13 | Middle Aged (MeSH) |
| 13 | Liver (chemistry) |
| 13 | Adult (MeSH) |
| 12 | Water Pollutants, Chemical (toxicity) |
| 12 | Water Pollutants, Chemical (metabolism) |
| 12 | Seasons (MeSH) |
| 10 | Russia (MeSH) |
| 10 | Gadiformes (MeSH) |
| 9 | Phylogeny (MeSH) |
| 9 | Fishes (physiology) |
| 9 | Aged (MeSH) |
| 8 | Polychlorinated Biphenyls (analysis) |
| 8 | Norway (MeSH) |
| 8 | Liver (metabolism) |
| 8 | Gadiformes (physiology) |
| 8 | Fish Diseases (parasitology) |
| 8 | Finland (MeSH) |
| 8 | Canada (MeSH) |
| 7 | Time Factors (MeSH) |
| 7 | Polychlorinated Biphenyls (metabolism) |
| 7 | Muscles (chemistry) |
| 7 | Molecular Sequence Data (MeSH) |
| 7 | Lipids (analysis) |
| 7 | Geography (MeSH) |
| 7 | Arctic Regions (MeSH) |
| 7 | Adolescent (MeSH) |
| 6 | Polychlorinated Biphenyls (toxicity) |
| 6 | Microscopy, Electron (MeSH) |
| 6 | Metals, Heavy (analysis) |
| 6 | Mercury (analysis) |
| 6 | Hydrogen-Ion Concentration (MeSH) |
| 6 | Hydrocarbons, Chlorinated (analysis) |
| 6 | Host-Parasite Interactions (MeSH) |
| 6 | Estradiol (metabolism) |
| 6 | Ecosystem (MeSH) |
| 6 | Dose-Response Relationship, Drug (MeSH) |
| 6 | Carps (metabolism) |
| 6 | Base Sequence (MeSH) |
| 5 | Trout (metabolism) |
| 5 | Tissue Distribution (MeSH) |
| 5 | Swine (MeSH) |
| 5 | Sex Factors (MeSH) |
| 5 | Sequence Analysis, DNA (MeSH) |
| 5 | Sarcoplasmic Reticulum (metabolism) |
| 5 | Lakes (chemistry) |
| 5 | Lakes (MeSH) |
| 5 | Halogenated Diphenyl Ethers (toxicity) |
| 5 | Halogenated Diphenyl Ethers (analysis) |
| 5 | Food Contamination (MeSH) |
| 5 | Fish Diseases (microbiology) |
| 5 | Esocidae (metabolism) |
| 5 | Acclimatization (physiology) |
| 4 | Siberia (MeSH) |
| 4 | Seawater (MeSH) |
| 4 | Ryanodine Receptor Calcium Release Channel (metabolism) |
| 4 | Research (MeSH) |
| 4 | Rats (MeSH) |
| 4 | Myocytes, Cardiac (metabolism) |
| 4 | Muscles (metabolism) |
| 4 | Models, Molecular (MeSH) |
| 4 | Mercury (metabolism) |
| 4 | Liver (drug effects) |
| 4 | Hot Temperature (MeSH) |
| 4 | Halogenated Diphenyl Ethers (metabolism) |
| 4 | Geologic Sediments (chemistry) |
| 4 | Genetic Variation (MeSH) |
| 4 | Gene Expression Profiling (MeSH) |
| 4 | Gas Chromatography-Mass Spectrometry (MeSH) |
| 4 | Food Chain (MeSH) |
| 4 | Fish Diseases (epidemiology) |
| 4 | Evolution, Molecular (MeSH) |
| 4 | Electrophysiology (MeSH) |
| 4 | DDT (analysis) |
| 4 | Cold Temperature (MeSH) |
| 4 | Climate (MeSH) |
| 4 | Child (MeSH) |
| 4 | Cell Survival (drug effects) |
| 4 | Calcium (metabolism) |
| 4 | Acclimatization (MeSH) |
| 3 | Zebrafish (physiology) |
| 3 | Soil Pollutants (analysis) |
| 3 | Sexual Maturation (drug effects) |
| 3 | Sex Ratio (MeSH) |
| 3 | Salmonidae (metabolism) |
| 3 | Salmonidae (MeSH) |
| 3 | Risk Assessment (MeSH) |
| 3 | RNA, Messenger (metabolism) |
| 3 | Prevalence (MeSH) |
| 3 | Predatory Behavior (MeSH) |
| 3 | Pilot Projects (MeSH) |
| 3 | Peptide Hydrolases (metabolism) |
| 3 | Ovarian Follicle (drug effects) |
| 3 | Oncorhynchus mykiss (metabolism) |
| 3 | Olfactory Nerve (physiology) |
| 3 | Oceans and Seas (MeSH) |
| 3 | Nutritive Value (MeSH) |
| 3 | Myocardium (metabolism) |
| 3 | Muscle, Skeletal (chemistry) |
| 3 | Models, Statistical (MeSH) |
| 3 | Models, Genetic (MeSH) |
| 3 | Limbic System (physiology) |
| 3 | Light (MeSH) |
| 3 | Lateral Line System (MeSH) |
| 3 | Kinetics (MeSH) |
| 3 | Intestines (parasitology) |
| 3 | Intestines (enzymology) |
| 3 | Gene Expression (drug effects) |
| 3 | Gadiformes (parasitology) |
| 3 | Gadiformes (microbiology) |
| 3 | Gadiformes (genetics) |
| 3 | Fresh Water (chemistry) |
| 3 | Flame Retardants (metabolism) |
| 3 | Fishes (genetics) |
| 3 | Fishes (classification) |
| 3 | Fishes (anatomy & histology) |
| 3 | Fish Proteins (metabolism) |
| 3 | Fatty Acids (analysis) |
| 3 | Europe (MeSH) |
| 3 | Enzyme Activation (MeSH) |
| 3 | Electric Stimulation (MeSH) |
| 3 | DNA, Mitochondrial (genetics) |
| 3 | DNA Primers (MeSH) |
| 3 | DDT (toxicity) |
| 3 | Cestode Infections (veterinary) |
| 3 | Carps (MeSH) |
| 3 | Calcium Channels, L-Type (metabolism) |
| 3 | Birds (MeSH) |
| 3 | Analysis of Variance (MeSH) |
| 3 | Alaska (MeSH) |
| 2 | Zebrafish (metabolism) |
| 2 | Zebrafish (MeSH) |
| 2 | Yukon Territory (MeSH) |
| 2 | Weight Gain (drug effects) |
| 2 | Water Pollutants, Chemical (pharmacokinetics) |
| 2 | Vitellogenins (metabolism) |
| 2 | Vestibule, Labyrinth (MeSH) |
| 2 | Ultrasonics (MeSH) |
| 2 | Treatment Outcome (MeSH) |
| 2 | Tomography, X-Ray Computed (MeSH) |
| 2 | Thyroid Gland (enzymology) |
| 2 | Theca Cells (metabolism) |
| 2 | Theca Cells (drug effects) |
| 2 | Testosterone (metabolism) |
| 2 | Students, Medical (MeSH) |
| 2 | Statistics, Nonparametric (MeSH) |
| 2 | Spores (MeSH) |
| 2 | Spermatozoa (enzymology) |
| 2 | Sperm Motility (MeSH) |
| 2 | Sodium (metabolism) |
| 2 | Sensory Receptor Cells (physiology) |
| 2 | Sensitivity and Specificity (MeSH) |
| 2 | Selenium (analysis) |
| 2 | Seafood (MeSH) |
| 2 | Sarcoidosis (complications) |
| 2 | Ryanodine (metabolism) |
| 2 | Rivers (chemistry) |
| 2 | Rivers (MeSH) |
| 2 | Risk Factors (MeSH) |
| 2 | Risk (MeSH) |
| 2 | Reverse Transcriptase Polymerase Chain Reaction (MeSH) |
| 2 | Retrospective Studies (MeSH) |
| 2 | Reproduction (drug effects) |
| 2 | Regional Blood Flow (MeSH) |
| 2 | Rabbits (MeSH) |
| 2 | RNA, Messenger (genetics) |
| 2 | Prospective Studies (MeSH) |
| 2 | Population Dynamics (MeSH) |
| 2 | Polymorphism, Genetic (MeSH) |
| 2 | Polymerase Chain Reaction (MeSH) |
| 2 | Plant Leaves (chemistry) |
| 2 | Perches (metabolism) |
| 2 | Patch-Clamp Techniques (MeSH) |
| 2 | Parasitic Diseases, Animal (parasitology) |
| 2 | Parasites (isolation & purification) |
| 2 | Parasites (classification) |
| 2 | Oxygen Consumption (MeSH) |
| 2 | Ovarian Follicle (metabolism) |
| 2 | Organic Chemicals (toxicity) |
| 2 | Organic Chemicals (analysis) |
| 2 | Organ Specificity (MeSH) |
| 2 | Oncorhynchus mykiss (MeSH) |
| 2 | Northwest Territories (MeSH) |
| 2 | Neurons, Efferent (physiology) |
| 2 | Neurons, Afferent (physiology) |
| 2 | Neurons (physiology) |
| 2 | Neural Inhibition (MeSH) |
| 2 | Neoplasm Staging (MeSH) |
| 2 | Myocytes, Cardiac (drug effects) |
| 2 | Myocardial Ischemia (metabolism) |
| 2 | Myocardial Contraction (physiology) |
| 2 | Mycorrhizae (physiology) |
| 2 | Molecular Structure (MeSH) |
| 2 | Models, Biological (MeSH) |
| 2 | Microscopy, Phase-Contrast (MeSH) |
| 2 | Microscopy (MeSH) |
| 2 | Michigan (MeSH) |
| 2 | Metals (analysis) |
| 2 | Membrane Potentials (MeSH) |
| 2 | Magnetic Resonance Spectroscopy (MeSH) |
| 2 | Magnetic Resonance Imaging (methods) |
| 2 | Magnetic Resonance Imaging (MeSH) |
| 2 | Lung (pathology) |
| 2 | Longevity (drug effects) |
| 2 | Lipoproteins, LDL (blood) |
| 2 | Lipoproteins, HDL (blood) |
| 2 | Life Style (MeSH) |
| 2 | Larva (physiology) |
| 2 | L-Lactate Dehydrogenase (metabolism) |
| 2 | Ketones (pharmacology) |
| 2 | Ketones (chemistry) |
| 2 | Ketones (chemical synthesis) |
| 2 | Infectious pancreatic necrosis virus (physiology) |
| 2 | Infectious hematopoietic necrosis virus (physiology) |
| 2 | Infant, Newborn (MeSH) |
| 2 | Industry (MeSH) |
| 2 | Incidence (MeSH) |
| 2 | In Vitro Techniques (MeSH) |
| 2 | Hydrolysis (MeSH) |
| 2 | Hydrolases (metabolism) |
| 2 | Heart Ventricles (metabolism) |
| 2 | Heart Atria (metabolism) |
| 2 | Haplotypes (MeSH) |
| 2 | Hair Cells, Auditory (MeSH) |
| 2 | Granulosa Cells (metabolism) |
| 2 | Granulosa Cells (drug effects) |
| 2 | Gills (chemistry) |
| 2 | Ghrelin (MeSH) |
| 2 | Gene Expression Regulation (drug effects) |
| 2 | Gadiformes (immunology) |
| 2 | Gadiformes (growth & development) |
| 2 | Gadiformes (embryology) |
| 2 | Gadiformes (classification) |
| 2 | Fresh Water (analysis) |
| 2 | France (MeSH) |
| 2 | Follow-Up Studies (MeSH) |
| 2 | Flame Retardants (toxicity) |
| 2 | Flame Retardants (analysis) |
| 2 | Fishes (immunology) |
| 2 | Fishes (embryology) |
| 2 | Estradiol (genetics) |
| 2 | Environmental Pollutants (toxicity) |
| 2 | Environmental Pollutants (analysis) |
| 2 | Environment (MeSH) |
| 2 | Energy Metabolism (MeSH) |
| 2 | Endopeptidases (metabolism) |
| 2 | Electrons (MeSH) |
| 2 | Electric Conductivity (MeSH) |
| 2 | Ear, Inner (MeSH) |
| 2 | Disease Progression (MeSH) |
| 2 | Diphyllobothrium (growth & development) |
| 2 | Diphyllobothriasis (veterinary) |
| 2 | Diphyllobothriasis (transmission) |
| 2 | Diphyllobothriasis (parasitology) |
| 2 | Diet (MeSH) |
| 2 | Demography (MeSH) |
| 2 | DNA, Ribosomal Spacer (genetics) |
| 2 | DNA, Ribosomal Spacer (chemistry) |
| 2 | DNA, Helminth (genetics) |
| 2 | DNA, Helminth (chemistry) |
| 2 | DDT (metabolism) |
| 2 | Cyprinidae (metabolism) |
| 2 | Complex Mixtures (toxicity) |
| 2 | Colony Count, Microbial (MeSH) |
| 2 | Coculture Techniques (MeSH) |
| 2 | Clinical Competence (MeSH) |
| 2 | Cilia (MeSH) |
| 2 | Chromatography, Gas (MeSH) |
| 2 | Cholesterol (blood) |
| 2 | Cestode Infections (parasitology) |
| 2 | Cestode Infections (epidemiology) |
| 2 | Cestoda (physiology) |
| 2 | Cestoda (microbiology) |
| 2 | Cestoda (classification) |
| 2 | Cestoda (anatomy & histology) |
| 2 | Cells, Cultured (MeSH) |
| 2 | Cell Line (MeSH) |
| 2 | Cattle (MeSH) |
| 2 | Catalysis (MeSH) |
| 2 | Caspase 3 (metabolism) |
| 2 | Carbohydrate Metabolism (MeSH) |
| 2 | Calcium Signaling (MeSH) |
| 2 | Bronchitis, Chronic (metabolism) |
| 2 | Body Weights and Measures (MeSH) |
| 2 | Body Weight (MeSH) |
| 2 | Body Temperature (MeSH) |
| 2 | Biopsy (MeSH) |
| 2 | Asthma (metabolism) |
| 2 | Artifacts (MeSH) |
| 2 | Aquaculture (MeSH) |
| 2 | Apoptosis (drug effects) |
| 2 | Antibodies (immunology) |
| 2 | Amphipoda (physiology) |
| 2 | Aged, 80 and over (MeSH) |
| 2 | Administration, Oral (MeSH) |
| 2 | Adaptation, Physiological (MeSH) |
| 2 | Action Potentials (MeSH) |
| 2 | 17-Hydroxysteroid Dehydrogenases (antagonists & inhibitors) |
| 1 | beta-Fructofuranosidase (metabolism) |
| 1 | beta-Fructofuranosidase (isolation & purification) |
| 1 | alpha-Amylases (metabolism) |
| 1 | alpha-Amylases (isolation & purification) |
| 1 | Zinc (toxicity) |
| 1 | Zinc (analysis) |
| 1 | Zebrafish (genetics) |
| 1 | Young Adult (MeSH) |
| 1 | Women's Health (MeSH) |
| 1 | Water Pollution, Chemical (statistics & numerical data) |
| 1 | Water Pollutants, Chemical (standards) |
| 1 | Water Pollutants, Chemical (isolation & purification) |
| 1 | Water Pollutants, Chemical (chemistry) |
| 1 | Water Pollutants (analysis) |
| 1 | Water (analysis) |
| 1 | Water (MeSH) |
| 1 | Waste Water (chemistry) |
| 1 | Waste Management (MeSH) |
| 1 | Waste Disposal, Fluid (MeSH) |
| 1 | Volatilization (MeSH) |
| 1 | Vitamins (MeSH) |
| 1 | Vitamin A (analysis) |
| 1 | Vital Capacity (MeSH) |
| 1 | Virus Replication (drug effects) |
| 1 | Virus Replication (MeSH) |
| 1 | Vincristine (MeSH) |
| 1 | Vertebrates (genetics) |
| 1 | Vertebrates (MeSH) |
| 1 | Vascular Diseases (diagnosis) |
| 1 | Vanadium (chemistry) |
| 1 | Uveitis, Anterior (etiology) |
| 1 | Uveal Diseases (diagnosis) |
| 1 | Universities (MeSH) |
| 1 | Ultrasonography (economics) |
| 1 | Ultrasonography (MeSH) |
| 1 | USSR (MeSH) |
| 1 | Trout (physiology) |
| 1 | Trout (immunology) |
| 1 | Trout (MeSH) |
| 1 | Triglycerides (metabolism) |
| 1 | Triglycerides (analysis) |
| 1 | Trigeminal Neuralgia (surgery) |
| 1 | Trigeminal Neuralgia (diagnosis) |
| 1 | Trigeminal Neuralgia (complications) |
| 1 | Trigeminal Ganglion (surgery) |
| 1 | Trematode Infections (veterinary) |
| 1 | Trematode Infections (parasitology) |
| 1 | Trees (MeSH) |
| 1 | Tramadol (poisoning) |
| 1 | Trace Elements (metabolism) |
| 1 | Trace Elements (analysis) |
| 1 | Tomography, X-Ray Computed (economics) |
| 1 | Tissue Donors (MeSH) |
| 1 | Thyroxine (blood) |
| 1 | Thyrotropin (pharmacology) |
| 1 | Thyroid Gland (physiology) |
| 1 | Thyroid Gland (drug effects) |
| 1 | Thigh (MeSH) |
| 1 | Thiamine (MeSH) |
| 1 | Thiabendazole (therapeutic use) |
| 1 | Thiabendazole (administration & dosage) |
| 1 | Thermodynamics (MeSH) |
| 1 | Tetrodotoxin (toxicity) |
| 1 | Tetrodotoxin (administration & dosage) |
| 1 | Tetrachlorodibenzodioxin (pharmacokinetics) |
| 1 | Tetrachlorodibenzodioxin (analysis) |
| 1 | Tetrachlorodibenzodioxin (analogs & derivatives) |
| 1 | Tetrachlorodibenzodioxin (administration & dosage) |
| 1 | Testosterone (blood) |
| 1 | Testis (metabolism) |
| 1 | Testis (drug effects) |
| 1 | Terpenes (chemistry) |
| 1 | Terpenes (analysis) |
| 1 | Telemetry (MeSH) |
| 1 | Teaching (methods) |
| 1 | Taste (MeSH) |
| 1 | Tamoxifen (therapeutic use) |
| 1 | Tacrolimus Binding Protein 1A (metabolism) |
| 1 | Tacrolimus Binding Protein 1A (genetics) |
| 1 | Synaptic Membranes (ultrastructure) |
| 1 | Synapses (ultrastructure) |
| 1 | Synapses (physiology) |
| 1 | Synapses (anatomy & histology) |
| 1 | Synapses (MeSH) |
| 1 | Symbiosis (MeSH) |
| 1 | Sweden (MeSH) |
| 1 | Survival Analysis (MeSH) |
| 1 | Surgical Procedures, Operative (MeSH) |
| 1 | Surface Properties (MeSH) |
| 1 | Sunscreening Agents (chemistry) |
| 1 | Sunscreening Agents (analysis) |
| 1 | Sulfur (analysis) |
| 1 | Sulfhydryl Reagents (pharmacology) |
| 1 | Sulfhydryl Compounds (pharmacology) |
| 1 | Structure-Activity Relationship (MeSH) |
| 1 | Steroids (metabolism) |
| 1 | Steroids (biosynthesis) |
| 1 | Stereoisomerism (MeSH) |
| 1 | State Medicine (economics) |
| 1 | State Government (MeSH) |
| 1 | Starvation (MeSH) |
| 1 | Staining and Labeling (MeSH) |
| 1 | Spirometry (instrumentation) |
| 1 | Spinal Cord Neoplasms (surgery) |
| 1 | Spinal Cord Neoplasms (secondary) |
| 1 | Spinal Cord Compression (surgery) |
| 1 | Spinal Cord (anatomy & histology) |
| 1 | Sphagnopsida (chemistry) |
| 1 | Spermatozoa (immunology) |
| 1 | Spermatozoa (drug effects) |
| 1 | Spermatozoa (cytology) |
| 1 | Sperm Motility (drug effects) |
| 1 | Spectrophotometry (veterinary) |
| 1 | Spectrophotometry (MeSH) |
| 1 | Solvents (MeSH) |
| 1 | Solanum tuberosum (microbiology) |
| 1 | Solanum tuberosum (metabolism) |
| 1 | Soil Pollutants (pharmacokinetics) |
| 1 | Soil (chemistry) |
| 1 | Sodium-Calcium Exchanger (metabolism) |
| 1 | Sodium Chloride (analysis) |
| 1 | Sodium Channels (metabolism) |
| 1 | Sodium Channels (drug effects) |
| 1 | Socioeconomic Factors (MeSH) |
| 1 | Social Support (MeSH) |
| 1 | Social Isolation (MeSH) |
| 1 | Snow (chemistry) |
| 1 | Smell (physiology) |
| 1 | Smegmamorpha (parasitology) |
| 1 | Skin Neoplasms (ultrasonography) |
| 1 | Skin Neoplasms (radiography) |
| 1 | Skin Neoplasms (prevention & control) |
| 1 | Skin Neoplasms (economics) |
| 1 | Skin Diseases (diagnosis) |
| 1 | Skin Diseases (complications) |
| 1 | Skin (pathology) |
| 1 | Skin (innervation) |
| 1 | Skin (drug effects) |
| 1 | Skin (MeSH) |
| 1 | Single-Blind Method (MeSH) |
| 1 | Signal Transduction (drug effects) |
| 1 | Sexual Partners (MeSH) |
| 1 | Sex Distribution (MeSH) |
| 1 | Sewage (chemistry) |
| 1 | Serbia (MeSH) |
| 1 | Sequence Homology, Nucleic Acid (MeSH) |
| 1 | Sequence Homology (MeSH) |
| 1 | Sequence Alignment (MeSH) |
| 1 | Sensory Thresholds (MeSH) |
| 1 | Sensory Receptor Cells (cytology) |
| 1 | Sensory Receptor Cells (MeSH) |
| 1 | Semen (immunology) |
| 1 | Semen (enzymology) |
| 1 | Selenium (blood) |
| 1 | Selection, Genetic (MeSH) |
| 1 | Seawater (analysis) |
| 1 | Seafood (standards) |
| 1 | Seafood (microbiology) |
| 1 | Seafood (adverse effects) |
| 1 | Scleroderma, Systemic (drug therapy) |
| 1 | Scleroderma, Systemic (complications) |
| 1 | Scabies (etiology) |
| 1 | Scabies (drug therapy) |
| 1 | Sarcoplasmic Reticulum Calcium-Transporting ATPases (metabolism) |
| 1 | Sarcoplasmic Reticulum Calcium-Transporting ATPases (genetics) |
| 1 | Sarcoplasmic Reticulum (drug effects) |
| 1 | Sarcolemma (physiology) |
| 1 | Sarcoidosis, Pulmonary (drug therapy) |
| 1 | Sarcoidosis, Pulmonary (complications) |
| 1 | Sarcoidosis (pathology) |
| 1 | Sarcoidosis (diagnosis) |
| 1 | Sanitation (MeSH) |
| 1 | Sampling Studies (MeSH) |
| 1 | Salmonidae (physiology) |
| 1 | Salmonidae (parasitology) |
| 1 | Ryanodine (pharmacology) |
| 1 | Rivers (parasitology) |
| 1 | Rituximab (MeSH) |
| 1 | Ribavirin (pharmacology) |
| 1 | Rhabdomyolysis (therapy) |
| 1 | Rhabdomyolysis (epidemiology) |
| 1 | Rhabdomyolysis (diagnosis) |
| 1 | Retinal Pigments (analysis) |
| 1 | Retina (cytology) |
| 1 | Respiratory Function Tests (MeSH) |
| 1 | Respiration (physiology) |
| 1 | Research Support as Topic (economics) |
| 1 | Reproduction (physiology) |
| 1 | Reproduction (genetics) |
| 1 | Reproducibility of Results (MeSH) |
